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Miditron® Junior II - Frank`s Hospital Workshop

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3. X202 400 R448 C440 C208 R446 R447 E 4 X200 0212 R205 R444 R441 R442 X400 X204 R206 R445 R440 R443 301 R200 c213 R413 C311 Ic200 c200 R426 P400 20 311 R425 Se VAS 1C303 R310 IC201 ERG R207 R311 R203 R410 R420 R430 and R312 R204 e e C420 C430 C421 R433 RN401 IC401 P C400 R422 0432 o E R431 x C405 IC304 RN400 10400 T6405 a R421 0211 c422 R432 P3 C309 R423 0431 a RN301 2 R401 LED400 gt R330 R402 LED401 D400 R318 R317 R304 rusod R331 o BARCODE KAES S R313 A316 R303 C304 R403 R314 C303 R305 A213 C310 F201 F200 302 c 301 T200 R204 e307 120 R301 C306 R21 1C300 E x R212 o 44 v200 05 c208 R210 i C304 C305 naa 20300 10301 X201 R302 Kand 08 12755a5 Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 80 10 Electronics 10 4 3 PCB Measuring Head Zi tec 6634 S OQ OD i K Le ED p Y E OPTOMHY
4. ls m Mod 8 4 ge Ui ona sl e De 2 H AE 0 T NIE s Ed a E e a a a 291 ur wena pec Lulu A e E a 5 Zu TI ESEEESSS m E D aen S_ 0 ES dy SR RP Ree alg gy TEE EASAS WRAY g mamen 9 8 oggeageg F af ta Z PIE E A01 EE c REI a j 2 a 201 2 oo ene lt gt amp 8 oon a E e aaa amp os amp 0 RET lt A li e Es Je E 201 8 Se g Za o E Y Ze ea X c E 01 H 5 59 E ES ozn C ji S az SE Sols a ER E XS osa Cha a SOUS amp a E P 301 BE lt A o CS d E S L W T e a z ES e 2 SS 9 Zo e amp a ACO 15 CONTROL 0 22 Sheet4 Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 75 10 Electronics PCB Main component layout R24 R25 R26 R27 R28 R29 PX
5. DEE ee Zen EH 01 sar DES el S par et 10208 XL3 INIM NQ0 Seu arpa 02T T 2091 soi 39 et 201 Tar oor S IER oun rn BOCH ENY PINA 03 SNY 9rvx ZONA sw hd ru ste ozv Tv zzv ezv avos was osan TSUH Zen esau KE edn Os3u N aan BERT K BEZ ANIN BAN Qu N 089 TSIX N ZS3Y N ES2Y N EE S8OX N 9 CUSINTHRGOR IT Y20081d ee m9 0178 EAR Ha ez OEH d m Sean pd po Service Manual Miditron Junior 77 ID 1997491 MJ 1 2 February 2000 Page 79 10 Electronics PCB interface component layout
6. Set 4 Enter Set 4 Enter Set lt Enter p Paging Abnormals today Set Tx Nomals tod e gt Paging omals today Set i Enter gt Paging Today s gt Set Set Enter All lt Paging Y Service Manual Miditron Junior 77 ID 1997491 MJ 1 2 February 2000 Page 86 11 Software 11 2 4 Flow Diagram of the Setup Menu Paging Paging Enter only appears when there is a reading in memory lt Language Paging Enter Paging Enter Enter dla Enter ES Enter Paging Enter 24 24 hrs Set Set 12 ENIM Time Format Paging Enter Paging Enter Num Lock Enter Time Format dd mm yy Set Format mm dd yy Set 9 Format yy mm dd Date Format Paging Enter L Paging Enter Paging Enter Num Lock dd mm yy Set Date Paging Enter Host PC Interface Host PC NO Paging ene Host PC YES Paging Enter Internal et Int Printer 2 Set Int Printer Off Printer Co Int Printer 1 Paging Enter Paging Enter Paging Enter External Printer Set Ext Printer Off Paging Enter Ext Printer On ii Paging Enter From l To from Patient ID memory Al Service Manual Miditron Junior 7 1D 1997491 MJ 1 2 February 2000 Page 87 11 Software To memory l to f
7. Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 89 11 Software 11 2 4 2 Flow Diagram of Clarity Setup pag Paging H Clarity Off Paging Paging Enter Paging Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 90 11 Software 11 2 4 3 Flow Diagram of Parameter Setup 2 x Set 1 LEU Enter Selection 1st of 10 for selection Paging or Enter Set 2 PH Selection 2nd of 9 items already Enter Paging oder selected are not for selection shown Enter Selection 3rd of 8 items already selected are not shown Enter for selection Close selection Items selected are 1 LEU 2 PH 11 lt End gt Close selection SES The default arrangement of items for selection is Y 1 SG 2 PH 3 LEU 4 NIT 5 PRO 6 GLU 7 KET 8 UBG 9 BIL 10 ERY Selection 4th of 10 items already selected are not shown Service Manual Miditron Junior H ID 1997491 MJ 1 2 February 2000 Page 91 Fig 61 SW update Do you wish to perform a software update erasing Program The old software is being erased loading Program Chip card 1 is being loaded Insert Card 2 Insert chip card 2 Load lt ENTER gt Chip card 2 can be loaded loading Program Chip card 2 is being loade
8. 112 12 7 Format of results data oo occccccccccccnnccnncnencnancnnncnnnnnnnnnnnnnn nana nnne nennen nennen 112 12 7 1 Structure of results data Programm 1 International 112 12 8 Procedures for checking test bytes eseeeeseeeeeeenee 114 12 8 1 European language variations of Miditron software LRC test bytes 114 12 8 2 American Canadian language version of Miditron Junior Il software 115 12 8 3 Automatic adaption to the test procedure used by the host 116 UG s ele la oec coin eec eene ioo ee erre eere ms 117 131 Error EE E 117 13 2 Repairable errors during normal mode eese 118 13 3 Non repairable errors during normal mode Major Error 119 13 4 Errors during INI file Download eene 120 13 5 Uist of all error codes rire ees EES EE 121 Spare l Lu E E 127 14 1 Complete spare part IIst erret td eens 127 14 2 Part identification ee dE einn nier a eren ruere da eebe NEES 128 14 3 Exploded view Miditron Junior ll eere 131 Instrument Strips Accessories sss ss sees sss sss sese esse esse essen 133 15 1 Complete E 133 Interface Assignment oi indica 134 16 1 HoSsUPG interface iere ds 134 16 2 External Printer in
9. IREP If MOR received transmit color turbidity SPE D If REP received transmit previous finding SPE E If no reply 15 sec time out ISPM If disturbance IREP Repeat SPM REP max 4 times then no more communication If MOR received SPE E _ gt IMOR REP etc until End of communications END HOST Slave Reply If disturbance or not ready to recieve no reply as above Repeat above command no command if disturbance If received If disturbance as above as above as above as above If received If disturbance No handshake for END J SPE D and SPE E is explained in more detail in Section 12 6 All data sets have the frame code SPE Data contains findings which have not yet been sent after a correctly received MOR or in the case of REP a repeat of the last findings to be sent If the transmission of SPM or REP by the Miditron Junior J is necessary between two SPE data sets the last findings will be repeated after the next MOR Service Manual Miditron Junior J7 ID 1997491 MJ 1 2 February 2000 Page 106 12 Interface Status Transition Diagram Host Communications Upload no further results
10. esses 97 11 5 1 Specification of the INI file ceeeeeeeeeeeeeeee cerraran 98 11 6 Saving instrument settings via Upload eere 100 Interface oorr eee Denim me re mies 101 12 1 Host Interface ioni coire c ecce ncs Been diia 101 12 2 Character definitions representation conventions 102 12 3 e EE 103 12 4 Upload timing and handshake eene 106 12 5 Download timing and handshake eene 108 12 6 Jiss TES 1 OTa asctieisinars caddie deceit iandtainiesnauais taeda edaelenmaniie 110 12 6 1 Protocol REP Repeat request ccccceseeeeeeeeeeeseeeeeeeeeensneeeeeeeeensneeeeeeeenees 110 12 6 2 Protocol SPM Start Communication eene 110 12 6 3 Protocol MOR Receipt confirmed Request for next set 110 12 6 4 Protocol END End of communication eren 110 12 6 5 Protocol SPE D Data Data protocol color turbidity 111 Service Manual Miditron Junior J ID 1997491 MJ 1 2 February 2000 Page 4 13 14 15 16 17 Table of contents 12 6 6 Protocol SPE E Data Data protocol results 111 12 6 7 Protocol SPE A Pat Id Data protocol Pat ld
11. Close plastic clamp 43 Puton measuring head carrier 40 and let it snap in Hook on spring 42 Pull cable 41 through hole arrow of measuring head carrier 40 and connect to PCB Main 9 Blue mark arrow on end of cable 41 has to be on top Adjustment An adjustment is not necessary S LE i 3 HINDI k Service Manual Miditron Junior 17 ID 1997491 MJ 1 2 February 2000 Page 49 9 Mechanics 9 1 11 Light Barrier Measuring Head Home Position The LB measuring head home position 46 is screwed to the base plate 10 Exchangeable components LB measuring head home position 46 Dismantling Remove top of housing see chapter 9 1 3 Remove plug 15 from PCB Main 9 Remove 2 screws 47 Pull out LB measuring head home position 46 Assembling Assemble LB measuring head homeposition 46 Tighten 2 screws 47 Connect plug 15 to PCB Main 9 Adjustment An adjustment is not necessary Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 50 9 Mechanics 9 1 12 Light Barrier Home Position The LB home position 48 is screwed to the base plate 10 Exchangeable components LB home position 48 Dismantling Remove top of housing see chapter 9 1 3 Remove plug 14 from PCB Main 9 Remove 2 screws 49 Pull out LB home position 48 Assembling Assemble LB home position 48 Tight
12. The exchange price for modules will be kept on a low level to guarantee repairs on economical basis 3 3 2 Handling of warranty and repairs Warranty period for instruments and spare parts The warranty period for instruments is 16 months starting with the date of shipment ex works Mannheim Federal Republic of Germany or 12 months starting with the date of the first installation whichever period is shorter The warranty period for spare parts is 6 months from installation date of the part however not longer than 24 months after having delivered ex works Mannheim Federal Republic of Germany Hint In case the instrument has a remaining warranty period of more than 6 months the parts remain under warranty until the warranty period of the instrument expires Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 20 3 Introduction Handling of warranty claims The warranty claim has to be handled via Return Authorization procedure or accepted equivalent Please answer all the questions on the RA form with the greatest care Especially a detailed fault description is needed or the warranty claim will not be accepted by the manufacturer Complete instruments are not accepted unless this has been agreed with the service department of the relevant product group responsible at RD GmbH Important information Only parts marked with A in the price list are generally accepted under warranty On
13. 0200 X203 gt gt CARA gt INI OI I O HE o R3 C43 041 C42 LED E O zio gt A eg 8025 Z 13 OZY mza moza SCH 073 YA Ka L VESIE EEN Da GE Les E dl 4 DIS k D CM lee MI cr cza GC 28 Sla J LAN BS L27534 S Ors 13 ne HM ET wi la LC d O A ES l lO n A a LC 113 a z cg wm n osa AMA RE IN S 2X NE S c5 nm y H AT E ui SC e gt c L IAS 5 x A Del Gs H qui le tz C H VU ea e a E025 kel 2 Im lt E 759 Er 0023 ele mL gt EN XJ
14. Control to contact measuring head board nterface to PCB Interface with printer controller display signal transmitter status LED and keyboard Stepper control for motor measuring head unit DC motor control for motor belt drive cross transport Slight barrier inputs Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 62 10 Electronics Voltage supply The voltage is supplied via an 8 pin western plug X200 70 Plug functions PN SIGNAL FUNCTIONS Supply main board max 1 15 A ex TI SE EE El 7 pev Printer supply max 2 8 A 8 5V internel printer Table tab 15e The GND connections are directly at the plug and led to the GNDM plane The 5 V supply voltage for the printer is directly led to the PCB Interface via a connection cable 7 and the plug X201 In addition this voltage supplies external instruments which are connected to the interface plugs barcode reader 71 7 Host PC 72 and external printer The voltage is uncoupled via thermal fuses F201 and F202 with an electricity limit of approx 300 mA to guarantee protection from short circuit The system voltages 5V and 12 V are generated from v the 12 V voltage supply the incoming electricity is limited to approx 1 5 A with the thermal protection fuse All used fuses are functioning after an overload Fig 53 Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 6
15. M send END LCD xx sended Ready to measure 4x M SPM M REP oder H REP SPE D to actual results or LCD no Host connect get SPE E to next results from memory SEND or no results to send Autosend LCD no entry further results available M send SPE results available M SPM LCD communicating results in Memory REP received Timeout 15s M repaed last Protocol M send SPM waiting for replay from Host answer H xxx error M REP send evaluating checksum MOR received and framecode M Message from Miditron Junior II H Message fromHost bold lines normal communication without error Service Manual Miditron Junior 77 ID 1997491 MJ 1 2 February 2000 Page 107 12 Interface Miditron Junior 77 Master Start communication after pressing receive list Miditron is asked whether Host is ready to send If no reply 15 s time out If disturbance 12 5 ANY ANY REP Download timing and handshake SPA A Repeat ANY REP max 4 times then no more communication If received SPE A If REP received transmit previous finding Working list is full If REP received No replay 15 sec time out disturbance ANY lt lt END ANY ANY REP gt SPE A REP END HOST Slave Reply Pad ID If disturbance or not ready to receive no reply as above Repeat above comman
16. Vol E b wu su 2 EL 7 mo UT DIER Enc C RRR URSS Ls Hre z 7 PEEP Py LR RER L3 En H 5 29A 200 E n Qu i YINQV z ior DCH ut md ayaa 2 3 0 0 lt 8 0 gt 15n8 EM COOC OO pomi See 307 35 BPLU 44901 f 4 9 22 Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 72 10 Electronics Sheet2 Service Ma
17. 136 156 176 196 216 235 field length example of results 13 SG 1 030 0 11 Dies lenseeel 20 LEU v 22500 ul w 4 4 12 NIT pos pos 20 PROJ 0 75 g l 20 GLU 56 mmol l 20 KET 0 5 mmol l w w 20 UBG 68 umol l 20 BIL 50 umol I w 20 ERY w 225 Ul w 4 8 20 NAClesssssnnsnnnsnnssl setting arbitrary Programm 1 Byte Nr for 13 Id 40 53 64 84 96 116 136 156 176 196 216 field length example of results 13 SG 1 030 8 11 Dies lenseeel 20 LEU so 44m 12 NIT pos 20 DOlessensssssslsse el 20 GLU trrr 445 20 KET ceo u 20 UDOGlssssnssssssless e 20 Dlllesnsssnsssslsss LIS 20 EHvlensnsssnnssless Ale 20 NAClssssssnnsnnnsnnssl Service Manual Miditron Junior 11 ID 1997491 MJ 1 2 February 2000 Page 113 12 Interface 12 8 Procedures for checking test bytes 12 8 1 European language variations of Miditron software LRC test bytes The LRC test bytes are a Longitudinal Redundancy Check a kind of longitudinal parity test of the bits contained in the data protocol The procedure is quite simple Byte for byte the protocol is linked bit by bit to XOR The resulting byte is then split into two bytes to avoid the occurrence of control characters and attached to the protocol LRC Byte Byte1 XOR Byte2 XOR Byte XOR Byte last LR
18. 63 Pull out bar 65 Remove sled 64 Screw must not be loosened or tightened Movability of sled 64 needs to be guaranteed Loosen3 joints on the clamps 66 of the guidance 67 Remove guidance 67 Assembling Assemble guidance 67 Glue 3 clamps 66 of the guidance to the base plate 10 Use solvent free glue i e hot glue Put bar 65 onto the left side of the crossbar Slide in sled 64 Close holding clamps 63 Adjustment An adjustment is not necessary Service Manual Miditron Junior 77 ID 1997491 MJ 1 2 February 2000 Page 58 10 Electronics 10 1 Overview Electronics Circuit diagram Upper housing l Lower housing Chip Card Measuring head M RER e mp Coole ego Des bed ep EE N TEI K ee t 59 Keyboard Light barrier X200 sole bar Interface board XS X204 X202 CPU board Step motor sole bar Light barrier Status LED LC Display Printer board cross bar X1 X2 Light barrier cross bar Printer Gear motor cross bar o o ue External RS232 RS232 RS232 power supply Host ext Printer Barcode Fig E Block Service Manual Miditron Junior 77 ID 1997491 MJ 1 2 February 2000 Page 59 10 Electronics 10 2 Power supply Mains power is supplied via an external mains power supply Fig 30 The mains power inlet is protected with pigtail fuses 1 25A slow at 2 contacts The main
19. Cut off the end of the paper square and insert it into the paper slot on the printer Fig 37 5 Press Line Feed to advance the paper 6 Feed the paper through the slot in the printer cover and then close the printer cover Fig 36 Service Manual Miditron Junior J ID 1997491 MJ 1 2 February 2000 Page 27 READY lt START gt The analyzer is ready to measure in Normal mode ACC MODE lt START gt The analyzer is ready to measure in Accelerated mode FAST MODE lt START gt The analyzer is ready to measure in Fast mode Please Calibrate The analyzer needs calibrating Insert Cal Strip Insert calibration strip Press lt Calibr gt Press the Calibrate key Calibrating Calibration being carried out 5 Calibration Miditron Junior JI is factory calibrated before shipment The analyzer must be calibrated again before being used for the first time and then every 14 days The message Please Calibrate will appear in the display whenever the 14 day period has expired Calibration is a procedure in which allowance is made for changes in the optical system by reference to an internal compensation pad If there have been marked changes caused for instance by soiling of the reference pad or because of low level light output from a defective LED an error message is printed out Control Test M calibration strips Catalogue Number 1 379 194 are standardized grey plastic strips
20. EEPROM RAM Frequency Factor RTC Display Light Barrier Printer All errors lead to a system stop with the exception of light barrier and printer The occured error is shown on the display on the serial interface and printed via a 3 digit figure The system stop allows a result printout via the Reprint key and a status protocol is printed The ROM test creates a checksum of the total ROM and compares it to the saved value The EEPROM test checks the data necessary for the operation of the instrument and its CRCs The RAM test marks all memory cells with OOh AAh 55h and FFh and checks them The RAM test does not erase any information which meand the data is reproduced after the test The LEDs and frequency factor are tested by initiating a 1 MHz bar and conducting a normal measurement cycle Major Errors Service Manual Miditron Junior J ID 1997491 MJ 1 2 February 2000 Page 117 13 Troubleshooting The SQW exit is activated at the RTC component and therefore the command list of the RTC is checked In addition the condition of the RTC battery is checked via the VR Lag When starting the display test first of all an initialisation command is sent to the display ls now the display not busy or is aborted with timeout a display error occurs After that the same procedure is repeated with a data byte In case an unexpected light barrier signal occurs the instrument first tries to move the mea
21. February 2000 Page 100 12 Interface 12 1 Host Interface The Miditron Junior JI appliance has a serial interface connection to the customer s laboratory EDP system hereinafter called the Host These specifications are concerned with the exchange of data its activation protocol formats and timing These specifications are based on the host connection of the Miditron Junior 77 appliance The Miditron Junior provides the following data Date and time of measurement the findings obtained from the urine test strip and sequence number of the measurement The Miditron Junior 77 appliance does not handle patient identification Data transfer is thus restricted to upload functions Uploading is possible only after a measurement or at the end of a measurement series The customer initiates transfer by pressing the reprint send key The appliance setup must be set to Host PC On to this end All the findings which have not previously been transmitted are then transmitted The Host itself cannot request the measurement results Service Manual Miditron Junior 17 ID 1997491 MJ 1 2 February 2000 Page 101 12 Interface 12 2 Character definitions representation conventions Table for Character definitions No Abb Meaning Representation ASCll character to DIN 66003 Table 1 A Reference version 201610 2P 16 4 txt Letter characters or spaces 20 15 41g to7D 6 8 num Numbers punctu
22. Hold away plastic spring on the inside of the reference field carrier 61 Remove reference field carrier 61 upwards Assembling Putreference field carrier 61 on base plate 10 Plastic spring on the inside of the reference field carrier 61 has to snap in Fig 3 Adjustment An adjustment is not necessary Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 56 9 Mechanics 9 1 18 Crossbar complete The crossbar complete 62 are laterally plugged to the base plate 10 Exchangeable components Crossbar complete 62 including holding clamps Dismantling Remove top of housing see chapter 9 1 3 Remove carrier for tray see chapter 9 1 16 Remove holding clamps 63 Hold away crossbar on top and to the outside Remove crossbar 62 upwards Assembling Assemble crossbar 62 laterally from above to the base plate 10 Crossbar must laterally snap in to the base plate Puton holding clamps Adjustment An adjustment is not necessary Service Manual Miditron Junior 77 ID 1997491 MJ 1 2 February 2000 Page 57 Fig 5 9 Mechanics 9 1 19 Cross Transport The cross transport consists of the sled 64 and the guiding 67 Exchangeable components Sled 64 Guiding 67 Dismantling Remove top of housing see chapter 9 1 3 Remove carrier for tray see chapter 9 1 16 Remove holding clamps
23. Installation date Spare Part Customer Address will be filled in by RD Part No Qty Part Name Repair Comments Mat No Warranty Installation date of Spare Part Warranty Repair OLD serial No Modification NEW serial No Replacement Fault Description Alarm Code Service Report No Workshop Report No Place Date Signature Remarks will be filled in by RD NOS Credit FC Service Manual Miditron Junior J ID 1997491 MJ 1 2 February 2000 Page 24 4 Installation 4 1 Checking for Damage in Transit Miditron Junior 77 is shipped in one package Please contact the supplier or carrier immediately regarding any damage that may have occurred in transit 4 2 Unpacking Unpack the Miditron Junior JI accessories and check that all are present Operator s Manual Transport Arm Universal Power Adapter with Connecting Cable Printer Paper 5 Rolls Power Cord 4 3 Proper Setting Set up Miditron Junior J on a firm and straight surface Do not expose the analyzer to direct sunlight or to any other direct light source 4 4 Setting Up Do not start the analyzer immediately if it has AN been subject to an abrupt change in temperature or humidity 7 1 Check that the strip receiving tray waste tray is correctly positioned in its holder 2 Attach the transport arm Grasp the handle end
24. error in line n error description format via the interface SETUP parameters in the SETUP block can also be entered individually LANGUAGE DEUTSCH DEUTSCH FRANCAIS ESPANOL ITALIANO ENGLISH TIMEFORM 24 12 24 TIME 14 34 Format hh mm 24 hour format only DATEFORM DMY DMY MDY YMD DATE 17 02 97 Format dd mm yy oder dd mm yyyy HOST OFF ON OFF PRINTER ON internal printer ON OFF DOUBLE OFF double printout ON OFF EXT_PRINTER OFF ON OFF IDLEN 13 Length Patld 10 13 COLOR OFF OFF MANU AUTO3 AUTO4 AUTO5 CLARIT Y OFF ON OFF STRIPTYPE C10M C8M C9M C10M UNITS CONV_ARB CONV SI ARB CONV ARB SI ARB FLAGS DEFAULT OFF DEFAULT MICRO NOSPACE NOSPACE SPACE MEMORY IGNORE IGNORE FULL MODE NORMAL NORMAL ACCEL FAST REPRINT LAST_RESULT LAST_RESULT LAST_SERIES ABNORMAL NORMAL TODAY All PRINT_PARAM always input PRINT_PARAM block completely observe sequence 1 End missing parameters will not be printed 1 SG SG PH LEU NIT PRO GLU KET UBG BIL ERY 2 LEU 3 pH 4 NIT 5 ERY 6 BIL COLOR 1 yellow texts in the sequence to be displayed 2 darkyellow observe sequence 1 End 3 green texts are shortened to12 characters 4 brown if texts are shortened a warning Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 98 11 Software 5 red is displayed 6 other CLARITY 1 clear 2 leicht tr b cloudy texts in the sequence to be d
25. the analyzer performs a self check and returns to READY START ACC MODE lt START gt or FAST MODE lt START gt depending in which mode was selected most recently 6 2 Normal Mode In Normal Mode the display reads READY lt START gt Press Start dip a test strip and then insert it in the analyzer You can repeat this procedure every 36 seconds The sample throughput is about 100 test strips per hour Before a test strip is read you can enter the colour and or clarity of the sample in which case Color Manual and or Clarity On must be selected in the Setup menu In addition the Patient ID may be entered with the aid of a barcode reader or through the numeric keypad 6 3 Accelerated Mode In Accelerated Mode a batch mode for processing series of samples the display reads ACC MODE lt START gt After you have pressed Start you may dip and insert a test strip when prompted into the analyzer every 20 seconds The sample throughput is about 180 tests per hour In Accelerated Mode the colour and or clarity of a sample may be entered before the test strip is read in which case Color Manual and or Clarity On must be selected in the Setup menu In addition the Patient ID may be entered with the aid of a barcode reader or through the numeric keypad In Accelerated Mode there are up to 3 test strips incubating outside the analyzer 6 4 Fast Mode In Fast Mode a batch mode for processing series of
26. 5 LSDCEND signal LSDCEND Tabelle tab 14e 10 3 11 Motor Belt Drive Cross Transport The motor belt drive cross transport 50 is connected to the PCB Main via a plug The DC motor is contacted via a driving component This component contains a transistor full bridge Therefore a 4 quadrant use is possible when contacted correspondingly by the micro control Plug functions PIN Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 70 10 Electronics 10 3 12 Motor Measuring Head Drive The motor measuring head drive 54 is connected to the PCB Main via a plug 12 The 2 phases step motor is contacted with a driving component This component has 6 inputs which can be contacted from the micro controller A total half and micro step use is realized by a corresponding contact The motor realizes 8 steps when used with half steps Plug functions PIN Fig 4 10 Service Manual Miditron Junior H ID 1997491 MJ 1 2 February 2000 Page 71 Circuit diagram PCB Main 10 4 1 PCB Main Part 1 10 Electronics 10 4
27. 9 1 5 9 1 6 9 1 7 9 1 8 9 1 9 9 1 10 9 1 11 9 1 12 9 1 13 9 1 14 9 1 15 9 1 16 9 1 17 9 1 18 9 1 19 Transport arm Tray Top of housing PCB Main PCB Interface Display Printer Status LED Keyboard PCB Measuring Head LB Measuring Head Home Position LB Home Position Motor Belt Drive Cross Transport Motor Measuring Head Unit Tooth Bar Measuring Head Unit Carrier for Tray Reference Field Carrier Crossbar complete Cross Transport Chapter 10 Electronics 10 1 10 2 10 3 10 3 1 10 3 2 10 3 3 10 3 4 10 3 5 10 3 6 10 3 7 10 3 8 10 3 9 10 3 10 10 3 11 10 3 12 Overview Electronics Power Supply Elekctronic Moduls Main Board Interface Board Display Printer Status LED Keyboard Measuring Head PCB LB Measuring Head Homeposition LB Home Position LB Referenzposition Motor Belt Drive Cross Transport Motor Measuring Head Unit Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 40 9 Mechanics 9 1 Mechanical moduls AN Pull power plug before working on the open instrument 9 1 1 Transport arm The transport arm 1 is snapped in from diagonally above Exchangeable components Transport arm 1 Dismantling Pull power plug Fig 1 Lifttransport arm 1 up until it snaps out Remove transport arm 1 Assembling Insert transport arm 1 from diagonally above and push down until it snaps in 9 1 2 Tray The tray 2 is in fron
28. E O 572 8 3 EN E A 8 Zo 5a ER 5 Lr eg 402 d e Ges a 8 CIR ees ai aaa IS al u x LUC 10 Er pu LOCX ar e o Teg ad AS Sc 5223 roca e SEH ILES C ete gt C ren OLX PON EE SSeS Best Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 76 10 Electronics 4 2 PCB Interface 10 lay beeper and LED keyboard disp PCB Interface Part 1 XT ero oj i Rl e E VONS l2755a2 806SNT 62v82 q je Gd AOZ 7 40021 En S dHX U332318 dZT N02 SH d WS DOZX dHX u332315 0CX ANOOT S022 f 90223 S v09 1 2 OGT UNS MEN vdd TIA a er rn n T ES KE z VOS 1 2 OST GWS E EU E i d VIIA a0z1 oazrsz e 0024 t EECH A9T ZANZ dE eng GEL NOOT TOZH Toz3 0025 0025 ya xt SI 1S Ke d et y 9024 Bet MU3N 4338 SEN a vedL Sr 0cdl T d 7 00 93 ET 900 ex 30
29. Enter gt to start the software update The display reads The existing software is erased The software update can be aborted by pressing lt Enter gt The display reads If the existing software has not been deleted press lt Set gt to cause the analyzer to change to the Source PC display The three hex files juup h00 juup h01 and juup h02 are transferred one after the other via upload The display will always read the number of the file that is being transferred ata time The software update can be aborted with lt Set gt or Power Off On The display will then read again SW update Service Manual Miditron Junior J ID 1997491 MJ 1 2 February 2000 Page 94 Customer setting Restore the existing customer setting Default settings Restore the default settings 11 Software Once the last file has been sent the display reads Press lt Set gt to select one of the two display readings or When Default settings is selected all instrument settings will be reset to factory default settings Acknowledge the desired setting by pressing Enters For structural software updates change in the version number before the decimal point there is no optional choice In this case only the standard setting is available as data areas or data structures might have changed After an update the analyzer performs a selftest deletes the results and resets the sequence number to 0 Then calibration is reque
30. Introduction 3 1 3 Concentration Table Program 1 Miditron Junior JI prints the test results in the following concentration ranges Parameter Conventional SI Arbitrary Standard Specific Gravity 1 000 1 000 1 000 SG 1 005 1 005 1 005 1 010 1 010 1 010 1 015 1 015 1 015 1 020 1 020 1 020 1 025 1 025 1 025 1 030 1 030 1 030 pH 5 5 5 6 6 6 6 5 6 5 6 5 7 7 7 8 8 8 9 9 9 Leukocytes neg neg neg LEU 25 ul 25 ul 100 ul 100 ul 500 ul 500 ul Nitrite neg neg neg NIT pos pos pos Protein neg neg neg PRO 25 mg dl 0 25 gll 75 mg dl 0 75 g l 150 mg dl 1 5 gl 500 mg dl 5 g l Glucose norm norm neg GLU 50 mg dl 3 mmol l 100 mg dl 6 mmol l 300 mg dl 18 mmol l 1000 mg dl 56 mmol l Ketone neg neg neg KET 5 mg dl 0 5 mmol l 15 mg dl 1 5 mmol l 50 mg dl 5 mmol l 150 mg dl 15 mmol l Urobilinogen norm norm neg UBG 1 mg dl 17 umol 4 mg dl 68 umol l 8 mg dl 135 umol 12 mg dl 203 umol LEER Bilirubin neg neg neg BIL 1 mg dl 17 umol 3 mg dl 50 mol l 6 mg dl 100 umol l Erythrocytes neg neg neg ERY 10 ul 10 ul 25 Jul 25 Jul 50 ul 50 ul 150 ul 150 ul Tr 250 ul 250 ul Tee Service Manual Miditron Junior J ID 1997491 MJ 1 2 February 2000 Page 17 3 Introduction 3 1 4 Changing Range Remisson Bordes The boundaries of the reflectance r
31. Junior 7 ID 1997491 MJ 1 2 February 2000 Page 83 Send to host Enter Set Host PC Yes must be enabled in Setup Menu 11 Software 11 2 1 Flow Diagram of the Worklist Menu Ready Paging A Worklist menu select selet Color Set Color Set Enter Start or KE via serial port scroll Color back xxx where xxx worklist sequence number Edit List Enter DDDDDDDDDD xxx Paging T Set Start next last entry entry xxx Paging only if Host PC Yes EOT Timeout Set no Host connect Paging 4 Start Enter Printout of worklist next entry scroll E back xxx Clear List Enter Set v Service Manual Miditron Junior 77 ID 1997491 MJ 1 2 February 2000 Page 84 11 Software 11 2 2 Flow Diagram of the Working Mode Menu A Working Mode Set Setup Enter Set Normal Mode Set Accelerated Mode Set Fast Mode Paging Enter Enter SMER Paging Paging Paging Y y DE AA A Setup Reprint Set toggle menu item Enter save selected menu item and switch forward Paging switch forward without saving switch backward without saving Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 85 11 Software 11 2 3 Flow Diagram of the Reprint Menu
32. MOR and the relevant test bytes Example Miditron Junior 77 Host Remarks ISPM with LRC lt MOR with check total SPE data gt with check total Hencefort check total permanently set as the test procedure in Miditron Junior 17 lt MOR with LRC or lt REP witht LRC SPE data gt with LRC Hencefort LRC permanently set as the test procedure in Miditron Junior 17 lt MOR with check total or lt REP with check total SPE data gt with check total Henceforth check total permanently set as the test procedure in Miditron Junior 17 etc Service Manual Miditron Junior 77 ID 1997491 MJ 1 2 February 2000 Page 116 13 Troubleshooting The instrument contains software control functions which test the electronic hardware and peripherals after being switched on or after stand by and which detect occuring errors during measurement According to the importance of the error the just measured results are dismissed or in case of non repairable errors Major Error the instrument changes to error condition An error report is announced in any case Occuring erros have been divided into 3 groups error at self test repairable errors during normal mode non repairable errors during normal mode Major Error 13 1 Error at self test When starting the program a hardware self test is initiated The following components are tested one after another ROM
33. and while holding it at an angle of 45 from the vertical insert f it as far as it will go along the visible guide then push Ls down so it snaps into position Fig 31 Fig 31 Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 25 Fig 33 Installation Plug one end of the power connector cable into the power socket at the rear of the instrument and the other end into the AC power adapter Fig 32 Plug the AC power cord first into the AC power adapter and then into an appropriate AC wall socket When the AC power adapter is switched on Fig 33 Miditron Junior I automatically runs a self check The message Empty Waste Tray is then displayed This message is displayed whenever the analyzer has been left switched off or in Standby Mode overnight Press lt Start gt to cancel the Empty Waste Tray message The analyzer will display READY lt START gt or Please Calibrate If Please Calibrate is displayed press Start This will allow you to bypass calibration at this point if you wish to change the user interface language The default language setting is English Press Paging until Setup is displayed Press Set until the desired language appears in the display then Enter to confirm your selection Pressing Start closes the setup routine and returns you to READY lt START gt or Please Calibrate Insert the roll of printe
34. approx 4A Table tab 20e Z o 3 2 v lt o D Voltage standing wave S Cl 3clo B ols Sg s OI eia E D RE po Le e Current limitation makes the ouput statically and dynami cally short circuit proof Service Manual Miditron Junior H ID 1997491 MJ 1 2 February 2000 Page 61 Fig 47 10 Electronics 10 3 Electronic modules 10 3 1 PCB Main The mainboard 9 is screwed to the base plate of Miditron Junior 77 The plug for the voltage supply the serial interface and the ROM card are directly soldered All other components light barriers motors are connected to the PCB Main via cable and plug The PCB Interface and the PCB Measuring Head also belong to the connected components The Miditron Junior 7 is supplied via an external DC mains adapter with 5V for the printing device and 12 V for the supply of the other electronic The PCB Main contains the following functional groups Power supply with fuses Mains adapter 5V 12 V Hardware core with 80535 processor decoding logic Boot memory EPROM program memory FLASH data memory RAM and memory for permanent data EEPROM Realtime clock battery buffer with 114 bytes freely disposable RAM Uncoupled ROM card slot for memory card 64 KB and 128 KB 3 serial interfaces RS 232 Interface to measuring head board with switch to control the LEDs and evaluation of U f converted receiver signal
35. bar with its net weight Tighten 2 screws 55 The motor must be in a diagonal position in front a deeper than in the back b Puton measuring head carrier 40 and let it snap in Hookin spring 42 Fig 7 Adjustment The motor has be adjusted in a slightly diagonal way as described under assembling Service Manual Miditron Junior DU ID 1997491 MJ 1 2 February 2000 Page 54 9 Mechanics 9 1 16 Carrier for tray The carrier for tray 60 is plugged to the base plate 10 Exchangeable components Carrier for tray 60 Dismantling Remove top of housing see chapter 9 1 3 Loosen right joint on the bottom of the carrier for tray 60 Hold away 2 plastic clamps on the bottom of the carrier for tray 60 Remove carrier for tray 60 upwards Assembling Put carrier for tray 60 on base plate 10 The 2 plastic springs on the bottom of the carrier for tray 60 have to snap in Re glue right plastic spring to the bottom of the carrier for tray 60 Use solvent free glue i e hot glue Adjustment An adjustment is not necessary Service Manual Miditron Junior 77 ID 1997491 MJ 1 2 February 2000 Page 55 9 Mechanics 9 1 17 Reference Field Carrier The reference field carrier 61 is plugged to the base plate 10 Exchangeable components Reference field carrier 61 Dismantling Remove top of housing see chapter 9 1 3
36. necessary Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 45 9 Mechanics 9 1 7 Printer The printer 32 is screwed to the top of housing 3 with 4 screws 33 Exchangeable components printer 32 Dismantling Remove top of housing see chapter 9 1 3 Remove cable of PCB Interface Remove 4 screws 33 from above Carefully remove printer Watch out for cable of printer cable and plug can be damaged Assembling Pull cable 24 through hole of top of housing 3 Insert printer 32 and screw on with 4 screws 33 Connect cable 24 to PCB Interface 20 Adjustment An adjustment is not necessary Fig 26 Service Manual Miditron Junior 77 ID 1997491 MJ 1 2 February 2000 Page 46 9 Mechanics 9 1 8 Status LED The status LED 35 is glued to top of housing 3 Exchangeable components Status LED 35 Dismantling Remove top of housing see chapter 9 1 3 Remove plug 36 Remove status LED 35 Assembling Glue on status LED 35 Use solvent free glue i e hot L glue Fig 27 Connect plug 36 to status LED 35 Adjustment An adjustment is not necessary Service Manual Miditron Junior J ID 1997491 MJ 1 2 February 2000 Page 47 9 Mechanics 9 1 9 Keyboard The keyboard 37 is glued to the top of housing 3 Exchangeable components keyboard 37 Dismantling Remove top of h
37. of excenter light barrier and reference LS 174 Timeout error during detection half rotation of cross transport no LS signal See 174 cross transport is in front of excenter light barrier See 174 cross transport is in front of reference LS See 174 cross transport is in front of excenter light barrier and reference LS Table tab 23e Service Manual Miditron Junior J7 ID 1997491 MJ 1 2 February 2000 Page 123 13 Troubleshooting SEET Error Code Reason What to do 200 299 Busy signal error Check connections Change display Table tab 24e 2 EEPROM Error Error Code Reason What to do 400 499 00 400 CRC error during reading from EEPROM Change CPU board Perform adjustment procedure see chapter 7 01 02 CRC error of control codes external printer MEE Table tab 25e 4 CRC error during writing to EEPROM Change CPU board Perform adjustment procedure see chapter 7 Error Code Reason What to do 500 599 500 531 Error during writing resp reading of byte Change CPU board information O x AA of 32k RAM Perform adjustment procedure see chapter 7 550 581 Error during writing resp reading of byte Change CPU board information O x 55 of 32k RAM Perform adjustment procedure see chapter 7 Table tab 26e Error Code Reason What to do 600 699 Checksum error of ROM Change Chip card Table tab 27e 9 te rer Error Code Reason What to
38. pads facing upwards to the right of the NO STRIP warning and between the two elevations along the front edge of the strip receiving tray The far end of the test strip must be resting on the inner lip at the rear of the tray Fig 60 Miditron Junior 77 automatically terminates the series when no further strip is inserted You can change between the three operating modes by making the appropriate selection in the Working Mode menu see Operators Manual Miditron Junior 77 automatically assigns consecutive sequence numbers to samples Numbering automatically starts with 1 a whenever the date has changed also the display reads Empty Waste Tray and b following erasure of the results memory The waste container integrated into the strip receiving tray can hold up to 75 used test strips When the container needs emptying the message Empty Waste Tray is displayed The same message also appears when you press Start at the beginning of each day Should the container already be empty you can bypass the message by pressing Start again and then proceed with measurements The results memory can hold up to 150 results Service Manual Miditron Junior H ID 1997491 MJ 1 2 February 2000 Page 31 6 Operation If the analyzer has not been used for more than 10 minutes it automatically enters Standby Mode The display blanks out and the status LED is red When you press any function key except Line Feed
39. strip into the waste box and fetches the next strip to be measured Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 33 7 Service mode and adjustment 7 1 How to make adjustments To be able to measure Combur X M strips it will be necessary to position them in such a way over the respective test field that the receiver can register the accessible core zone of the test field The strip is pushed by the transport grid in cross direction This strip takes up a reproducible position in longitudinal direction by means of a control edge on the strip tray At the same time the cross movement and the friction of the strip on the tray ensures that the strip runs up against the 2 catch teeth of the grid The strip is still free heightwise because the double leaf suspension system keeps the transport arm held upwards If the measuring head now travels over the transport grid the suspension presses the transport grid down and clamps the strip in position At the same time one component of the suspension system measuring head ensures that the strip runs along the guiding edge of the grid In this way we ensure that the cross positioning is within the indexing accuracy of measuring head and grid The measuring head is likewise positioned in height directly over the grid The grid has an appropriate height section to compensate the varying thickness of the different test fields With its runners
40. teverordnung Medical Instrument Regulation To maintain these conditions and guarantee safe operation the operator should read this information and observe the warnings given in these operating instructions The instrument should be used only with the external power supply included in the delivery This instrument belongs to Protection Class protective conductor Do not insert the plug into any type of AC outlet other than a shock proof outlet Do not use an extension cord without a protective conductor to prevent that the protective effect is circumvented Interrupting the earth conductor inside or outside of the instrument or disconnecting the earth conductor lug may create a hazardous situation for the operator Do not open the covers or remove parts that cannot be opened or removed by hand as this can expose live parts Connectors may also be live Any adjustment maintenance or repair on an opened instrument with the power on should be carried out only by trained personnel authorized by Roche Mannheim who are aware of the danger involved If you suspect that the instrument can no longer be operated safely turn it off and take steps to ensure that it cannot be turned on accidentally Make certain that the Miditron Junior JI is operated by trained personnel only To prevent injury keep hands away from the analyzer when it is transporting a strip A personal computer or printer connected to the analyzer Service
41. that have constant defined reflectance characteristics Calibration strips should not be removed from their container until shortly before use and should be used once only Do not touch the elevated grey areas on the strip see the package insert for more details Before calibrating ensure that the transport arm and strip receiving tray waste tray are clean and dry To calibrate proceed as follows Press lt Calibrate gt when you see displayed Note The Please Calibrate message can be bypassed by pressing Start In this case a message will be printed on the patient report Two messages will appear alternately in the display Place the Control Test M calibration strip in the centre of the strip receiving tray Press lt Calibrate gt again The calibration strip is transported into the analyzer and you see the following displayed After about 60 seconds a printout will occur as long as the printer has not been disabled in the Setup menu Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 28 5 Calibration Su vers 1 1 00 da 22 01 1998 Bok values in R Calibration o k 557 620 657 0 64 50 63 60 63 20 1 64 49 63 76 63 11 2 64 40 63 73 64 56 3 64 44 63 82 63 48 4 64 44 63 70 63 39 5 64 32 63 76 63 37 6 64 05 63 50 63 34 7 64 40 63 67 63 26 8 64 55 63 64 63 22 9 64 17 63 70 63 04 10 64 55 63 67 63 298 11 64 35 63 71 63 43 SW Vers 1
42. the measuring head slides over the height section In this way the distance of the measuring head to the surface of the test field is determined within the tolerances of the measuring head grid and test field Position in longitudinal direction of the strip The drive train of the measuring head has a light barrier as reference The switching point of the light barrier in the direction of travel on the instrument user TEXT side is such that the measuring head with its measuring patch 2 7 mm in diameter is on the reference field 14 x 14 mm From this reference position the measuring head is traveled by step motor a specific number of steps to the first test field and from there from test field to test field in a fixed number of steps Since a long chain of tolerances is given from the light barrier to the middle of the test patch the first number of steps to the test field is kept variable and adjusted depending on the actual instrument Service Manual Miditron Junior H ID 1997491 MJ 1 2 February 2000 Page 34 7 Service mode and adjustment Miditron Junior H Color Reprint Line Feed Set Paging Calibrate 7 8 9 4 5 6 Enter Start 0 E SET Protocol The analyzer is in Service mode SET Protocol The analyzer is in Service mode Adjustment is made with the help of an optical signal from the measuring head A special adjustment strip has a bright bar 2 mm in width on a dark background in the test
43. the strip receiving tray The end of the test strip must be supported by the rear inside edge of the strip receiving tray Fig 10 WARNING To prevent injury keep hands away from the analyzer when it is transporting test strips 4 After about 20 seconds the first test strip will be transported from the waiting position to the measuring position and Please Wait will be displayed When the display shows Dip Strip 2 repeat the procedure for the second and any subsequent test strips 5 The first test strip will be measured 60 seconds after it was dipped and the result will be automatically printed as long as the internal printer was not disabled in the SETUP menu When a strip is no longer detected at the measuring position Miditron Junior automatically returns to the initial state READY lt START gt is displayed IMPORTANT Before operating Miditron Junior JI for the first time you have the option of entering various settings in the SETUP menu For your own safety and to avoid operator errors please read the following operating instructions carefully Please refer to the relevant sections of the Operator s Manual for information on selection of SET UP menu options calibration working with Patient ID s cleaning and maintenance Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 6 1 General Note 1 1 Limitations The data and information provided in this manual correspond to the s
44. was being processed at the time will be sent in its entirety Furter information see Operator s Manual Im Service menu kann ein status protocol ausgedruckt Tests durchlaufen Ger teeinstellungen per download eingespielt und eine Justage vorgenommen werden Eine detalierte Beschreibung finden Sie im Kapitel 7 Service mode and adjustment Accessing menu options Miditron Junior 7 is in Ready Mode you see displayed Access to the menus is gained by pressing Paging Press Paging to scroll vertically to the desired menu Once you are in the desired menu press Set or lt Enter gt to branch horizontally to individual options Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 82 Start Star Pagi 11 Software Closing a menu or submenu Press lt Start gt to close the menu and return directly to Ready Mode When you press lt Start gt to close a menu all of the settings made up to that point and confirmed with lt Enter gt will be saved 11 2 Flow Diagram of Menu Selection READY lt START gt Paging Worklist Paging Worklist Menu Enter Set Working Mode Menu Enter Set Setup Reprint Menu Enter Set Setup Menu General Are you 2679 Enter Reset Enter sure Enter any key a N Enter Set Printout Delete Data after deletion Print Setup Paging send to host Service Manual Miditron
45. 0 zx Dee 10231 o Ge px 109 me pose CREW A3 C VINO 950 30 GAMON 3100 PANON aino EAMON ino ZAMON gino TAMON vino A X4 AE e 02 24 oo aa d 2 EUT Fe 9029I N2031 Ez INTIN ZZ ET NOOT 8022 T leese z m P MR T Boc T oan t 1 yo l ee R wo0g wooe ANOOT y 3N007 OT dNOOT TE DC gozu etzo ziza ten E MEA BLSN Z e K El 02 aen Yal KETTER ENN 99 324 9 4 H SC d E6EWT 269 LWW baia Tozol 00221 Service Manual Miditron Junior J ID 1997491 MJ 1 2 February 2000 Page 77 10 Electronics PCB Interface Part 2 printer control EE 1275583 er ANOUT e rua 2 c 5 SEE a S ee dear E Zb d E Em bal Y E Ei S 2 SL er ub e onge GEHL za A e a POEJI 0800 9621 tdl lt nm C de a m Adee ASEH 1nox 73 d m KGI SS DSd m lp wert acea ap S S S gR JS 3 B Eu oto acu E ziw Y 5 aal Bu suze 8g wa NIX aB E sa d r oe El SIE eo A E ge GH So pos ITEY F AANA 2 pr f Picota at ie Fei ME Dap Boch d de LS Welt 1 S Z SUENT ATI ZA 0002 us mash Sg Y 304 aa H G a E o 8 je BER En biz 5 ASIDAH ratty 2 x qer ET z ug la g A E E EI Zei E E d id E te ajos v ME B 1383 8 aE TEIN v
46. 1 R 60 53 38 26 27 remission for ERY 26 must occur remission borders up to and including 26 borders orange remission borders beyond 26 borders green THE End of File identification Messages after the Download INI file are printed in English Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 99 SET Protocol Analyzer is in the Service Mode SET Save INI Save INI can be selected Communicating Analyzer is ready to communicate 11 Software 11 6 Saving instrument settings via Upload All instrument settings variable parameters as well as the texts can be saved to the service PC by means of an upload via the printer interface Saving via the interface takes place in the Service Mode by means of a terminal program e g Telix For this purpose the service PC is connected to the printer interface of Miditron Junior 7 by means of a null modem cable Connection set up Terminal program PC interface Baudrate 9600 Parity OFF Data 8 bit Stopbit 1 Protocol ASCII Control Xon Xoff Call the Service Mode see Chapter 7 The display reads Press lt Paging gt to select the display reading Press lt Set gt to select the Save INI function When the analyzer transfers the data to the service PC the display reads Data transfer is terminated with EOF End of File or by pressing lt Paging gt Service Manual Miditron Junior 11 ID 1997491 MJ 1 2
47. 1 00 Calibration unsuccessful 22 01 1998 9 21 Recalibration necessary Cal Err The printout quotes the current software version number the date and time of calibration and the positions of the individual test pads on the calibration strip together with the measured reflectances in 96 R at the respective wavelengths Position 0 is the internal reference pad If after several repeat calibrations you still receive the message Recalibrate please refer to Section 8 Troubleshooting During the calibration procedure the values read from the calibration strip are compared with the stored calibration values The calibration procedure is as follows Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 29 5 Calibration Difference of lt 10 between measured value and reference value Yes No Difference of lt 1 R Cal Error 50 85 Calibration not valid Yes Recalibration necessary Stored RAD Calibration not valid Display message calibration is still valid Measurement of a second Recalibrate Cal Error 10 45 calibration strip necessary Difference of lt 1 R between 1st and 2nd calibration strip Yes No l Calibration is valid Cal Error 10 45 New calibration values Calibration not valid will be stored Recalibration necessary Miditron Junior J is ready
48. 1 2 February 2000 Page 92 Customer setting Restore the existing customer setting Default settings Restore the default settings Are you sure Request for confirmation of settings Please Wait Please Wait Self Check Self check running READY lt START gt The analyzer is ready to measure 11 Software You then see displayed Press lt Set gt to select one of the two display screens or When you see Default settings displayed all of the analyzer s settings will be restored to the factory defaults Press lt Enter gt to confirm your selection You see displayed Press lt Enter gt to acknowledge the message or any other key to cancel While the settings are loading you see displayed When the settings are complete the analyzer carries out a new self check On completion of a software update the analyzer resumes Ready Mode When a software update is carried out the results memory error memory for service purposes and calibration values are cleared and the sequence number is set to 1 After the software update a calibration must be performed In this case the calibration cannot be avoided by pressing lt Start gt 11 4 2 Software update via printer interface Software updates via the interface are carried out in the Service Mode by means of a terminal program e g Telix For this purpose a service PC is connected to the printer interface of Miditron Junior 7 by m
49. 3 10 Electronics Light barrier control Registration of counts Miditron Junior 17 has 3 LBs for the control and monitoring of the motor belt drive cross transport and the motor measuring head unit The LBs are connected to the PCB Main via plugs The LBs are plug 15 LB measuring head home position it determines the home position of the measuring head plug 13 LB reference position itis used as reference position for the movement of the measuring head plug 14 LB home position it determines the home position of the cross transport The timing to control the LBs and to measure the initial frequency of the U f converter on the analog board is realized via 4 counters three settable via SW by partitioning the initial frequency of the micro controller Motor control measuring head drive The motor measuring head drive is connected to the PCB Main via a plug 12 The 2 phases step motor is contacted with a driving component This component has 6 inputs which can be contacted from the micro controller A total half and micro step use is realized by a corresponding contact The motor realizes 8 steps when used with half steps Motor control motor belt drive cross transport The motor belt drive cross transport is connected to the PCB Main via a plug 11 The DC motor is contacted via a driving component This component contains a transistor full bridge Therefore a 4 quadrant use is possible when contacted correspo
50. 5 4 3 Proper Setting auno di it 25 44 Selling Te usine disease cct Eie n uL iu 25 4 5 Inserting Printer Paper e feck ueeg sitet a ao 27 5 Calibration PP A c C E 28 A 31 NN II Km 31 6 2 Normal Mode oriri Ioui italian cece Enn end oru Yann RR 32 6 3 Accelerated Mode 1 1 1e cicius dada ern ege Ee 32 EM 2 9 MOC SAP E 32 6 5 Principle movement of the Miditron Junior ll eese 33 Service mode and adjustment cesses 34 7 1 How to make adjustments ccceesssseeeeeceesessseneeneeeeesesenssneneeeeesensnseeeeeeoeeees 34 Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 2 Table of contents A MER 35 Faz e A oer eren re HERREN ERRAT RH ear ERR REX REY Rer ER Pede yee e ree ees 35 8 Adjustment Dismantling eeeeeeeeeeeeeee eee eeenreennnnne 40 SEN earnest eege EE 41 HI Mechanical module iiiaae agg 2 292 a item oa SCAS 41 9 1 1 Tran vu SC ii ecteee aaa ar a ia i 41 9 1 2 LE 41 9 1 3 TOP OF NOUSIAG cio ad 42 914 PCB IMAI T T 43 91 57 POB Interface iaa gaia 44 9 1 6 M EE 45 9 1 7 EHS 46 9 1 8 Status TED aaa 47 9 1 9 A A I EE E E T ceccbatseecevncucusseeevsduceeteets 48 9 1 10 PCB Measuring Head sss ssee esse ssseessseeesssee esse essere ereenn ennenen 49 9 1 11 LB Measuring Head Home Position ssssssseeesssseeeesssseee
51. 59 3985 FAX No You will find the version identification in the bottom line of every page Explanation ofthe index Service Manual Miditron Junior H ID 1702602 MJ Vers 1 0 June 1998 Page 5 Instrument Miditron Junior 77 Order number 1702602 Instrument code MJ Version 1 0 Date of edition June 1998 Page 5 2 2 Instrument code for service The service code of Miditron Junior J is MJ Service Manual Miditron Junior H ID 1997491 MJ 1 2 February 2000 Page 11 3 Introduction 3 1 System description Urine test strips simplify laboratory diagnosis through their ease of use sensitivity and specificity These benefits allow you to identify pathological changes in the urine quickly and reliably Automated urinalysis with Miditron Junior 77 assures that the reading of results is standardized by eliminating potential sources of error associated with visual reading of test strips such as unfavourable lighting conditions at the workplace differences in operators ability to discriminate between colours and keep to prescribed times etc The test strips used are multi parameter strips for measuring specific gravity pH leukocytes nitrite protein glucose ketone urobilinogen bilirubin and erythrocytes in urine Service Manual Miditron Junior J ID 1997491 MJ 1 2 February 2000 Page 12 3 Introduction 3 1 1 Function Elements Built in printer with lid for documentation of t
52. 7 RTS Pin 7 RTS Pin8 CTS Pin 8 9 Pin 9 Length 2 metres maximum shielded shield is connected to both connector housings AN Data cables not conforming to this specification may cause Miditron Junior 77 to malfunction 16 3 Barcode reader interface Connector D Sub 9 pins female Cable configuration External connection Miditron Junior J UB Pin 1 UB Pin 1 5V DC TxD Pin 2 RxD Pin 2 RxD Pin 3 TxD Pin 3 DTR Pin 4 DTR Pin 4 GND Pin B GND Pin 5 6 Pin 6 CTS Pin7 RTS Pin 7 RTS Pin 8 CTS Pin 8 9 Pin 9 Length 2 metres maximum shielded shield is connected to both connector housings A N Data cables not conforming to this specification may cause Miditron Junior JI to malfunction Service Manual Miditron Junior 77 ID 1997491 MJ 1 2 February 2000 Page 135 17 Routine Care and Cleaning 17 1 General Miditron Junior 77 is a maintenance free instrument For reasons of hygiene keep the exterior of the analyzer clean Where necessary the exterior surfaces may be cleaned with commercial cleaning and disinfecting agents preferably 70 96 isopropanol The transport arm waste tray and strip receiving tray may be cleaned in the laboratory washer at 55 17 2 Cleaning All parts that come into contact with urine should be cleaned daily These are thetransport arm the strip receiving tray waste tray the Test Strip Tray
53. 8 0 TE c3 Dat ESTESA eee i E E F E lt ac 928 zo L DEM 1433A s ER 3i B RRC att B sa d gx juuoo auno W E S o IDA AI 028 L18 1 38 e 101 R TES St vum Kai AWS 1 4 E SSA ES y vals 2 S EE Eifel A BunBuosJeA Jexonu Sx J SRI gt neies 9101 EE BEDA L ag CS seddejs CS z mi 60 1 99 WON 92939 qu n m e n d ctum 7 Dog Ha cdd M I i 997 aen 2 WAZI ha Ya Mo Yoo YE j i j x 5 Hen if Wie gx juueo sa 22A NIS vm s 3 E e 3 NONO S a d 8 sr ZN s T E EPLXW BEES SE Ded OND een E so va E 4 sel keim ak TE 8 gdoxssey e D I QNO n sa ss E a G t DAS i e 93 Dfa rez Tan SN z SON D el KR 7 lt 1 ss KON IZ ns Eyed m Zi Di L EST Al ane 2629 L D Lei AZI N20A 1 ARIA ES SLT leren M sE TN E SE lors map HEN E Sita NS E 4 029 NIN9 EN 3 FILI T IA AZI VOOA el a EN n L Les IHA YAR in i 4 STL EE AE 0 M nea 7 zi e g E M ad Kg See 5 Tana en ASI 900 SCH EQ wus 3I LAT dE DONE pa Le t Tt 71 TT Z Zu iei b canned 90740 n Xi THR r A LG bo 4 eau C ei ei edly 34001 29A vs 1 0SIPus 002X 10 Electronics
54. BRID GPT LEO CREEN LEO ORANGE 980520 Service Manual Miditron Junior H ID 1997491 MJ 1 2 February 2000 Page 81 READY lt START gt The analyzer is ready to measure 11 Software 11 1 Overview The Miditron Junior I software offers 6 main menus and 1 service menu The Worklist menu is used for manual entry and editing of Patient ID s and of colour and clarity data prior to measurement This menu is also used to enter Patient ID s with an optional barcode reader The Working Mode menu is used to set the working mode to Normal Accelerated or Fast processing rates The Setup Reprint menu is used to select data for reprinting Printing is initiated by pressing the Reprint button The Setup menu is used to customize the software to your individual laboratory needs After the analyzer has been installed you should select all of the desired menu options and settings These can also be selected by Roche Mannheim Customer Support or your service agent in a software download to the printer port The Print Setup menu can be used to generate a hard copy of the analyzer settings When an external printer is also enabled and connected the printout will be sent to both printers The Send to Host menu is used to send the day s reports from the results memory to a PC or host computer This menu is only displayed when Host PC Yes is selected in the Setup menu If the date changes any batch that
55. C1 Byte high Nibble shifted by 4 bits of the LRC Byte OR 3046 LRC2 Byte low Nibble of LRC Byte OR 3046 Example Bit No 87654321 1 01100010 2 00000011 Byte No 3 00110110 4 00111010 5 00111110 LRC Byte 01010011 high Nibble 0101 low Nibble 0011 LRC1 Byte 00110000 3041g OR 000001041 high Nibble 00110101 LRC2 Byte 00110000 301g OR 00000011 low Nibble All bytes beginning with STX inclusive up to ETX inclusive are taken into account in the formation of the LRC Some laboratory computers have a manufacturer specific transmit receive driver implemented which cuts off the STX in protocols and does not allow it to get into the overriding user software In this case the user must first switch off block testing in the Host urther examples of ASCII representation MOR Protocol 8 v3 REP Protocol v3 SPM Protocol O lt w 3 Service Manual Miditron Junior 77 ID 1997491 MJ 1 2 February 2000 Page 114 12 Interface 12 8 2 American Canadian language version of Miditron Junior 77 software Check total The check total is reached simply by adding together the bytes to be transferred the individual bytes being interpreted as positive whole numbers STX BTX and CR are not included in the addition The result of the addition is taken as modulo 256 The resulting number can be represented by a single byte The two half bytes of this number are represented as hexadecimal figures 0 9 A F I
56. De mper er EE FP eje e eee Emp e etete poe El E E ET F O was fsan eseje e HosT BEE ost on e Miditron ex ler eea e Miditron ew See eseje e Table tab 33e Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 104 12 Interface TThe protocol header or just header means the start character the frame code function and the spare which follows columns 1 2 3 and 4 The protocol trailer or just trailer consists of the end character the test bytes and return columns 10 11 and 12 The frame codes have the following meanings END 3A16 SPE 3B4g 5 MOR 3Eig gt SPM 3Cig Le REP 3Fig Service Manual Miditron Junior J7 ID 1997491 MJ 1 2 February 2000 Page 105 12 Interface 12 4 Upload timing and handshake The protocols are identified by abbreviated codes on the arrows symbolizing the direction of transfer Those protocols which appear more than once are executed more than once Miditron Junior 77 Master Start communication after pressing SPM gt reprint send key Host is asked whether it is ready to receive IMOR If no reply 15 s time out IPDM If disturbance REP Repeat SPM REP max 4 times then no more communication If received MOR SPE E gt IMOR
57. MJ 1 2 February 2000 Page 35 7 Service mode and adjustment Service Mode SET Protocol This display reading indicates that you are in the Service The analyzer is in Service Mode mode Press Paging to select the next menu item Check Keys eM ved dio EEN or initiate a printout of the status protocol with lt Set gt The BEE 13501 printout will start after approx 3 seconds GE WOES Ge The following information is shown cycles 248 last meas 29 01 98 y sa libration SE The current software version of the instrument desc cali 29 01 98 Current date and time pga g 107 o 75 r 134 The total number of hours the instrument has already 557 620 657 worked 0 64 50 63 60 63 20 The total number of cycles the instrument has already 1 64 49 63 76 63 11 performed 2 64 40 63 73 64 56 The date of the last measurement 3 64 44 63 82 63 48 The result of the last calibration 4 64 44 63 70 63 39 The last calibration date 5 64 32 63 76 63 37 The strength of the LEDs 6 64 05 63 50 63 34 The wavelengths of the LEDs 7 64 40 63 67 63 26 The adjustment values 8 64 55 63 64 63 22 The current adjustment position 9 64 17 63 70 63 04 The number of results in the memory 10 64 55 63 67 63 28 Information about the current instrument settings K PE o ges The most recent error statistics adjust position 643 results in memory 0 settings English 24 hours Format dd mm yy Host PC No Int Pri
58. Manual Miditron Junior J7 ID 1997491 MJ 1 2 February 2000 Page 8 1 General Note must meet the regulations of EN 60950 UL 1950 or CSA C22 2 No 950 General Information The data and information contained in this manual are current as of issue Any basic changes will be included in subsequent editions In case of uncertainty the package insert included with the product in question shall prevail The instrument meets the requirements of Overvoltage Class 2 and Pollution Class 2 Medical Instrument Regulation MedGV MedGV is a safety regulation for technical medical instruments effective only in Germany According to the MedGV of 01 14 85 the Miditron Junior IZ is classified in Group 3 The user must follow the proper guidelines for Group 3 Reference Regulation on Safety of Technical Medical Instruments Author Adolf Krebs ISBN 3 921958 41 S 1985 Bibliomed Published by Medizinische Verlagsgesellschaft mbH Melsungen Miditron Junior 77 should be used by qualified persons only Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 9 1 06 1537 038 Bz 1 General Note 1 4 Confirmation declaration Confirmation declaration for electromagnetic compatibility according to the laws of the European Union BOEHRINGER Tan MANNHEIM E Eer SE EC Declaration of Conformity Manufacturer Boehringer Mannheim GmbH Address Boehringer Mannheim GmbH Sandhofer Str
59. Miditron Junior ZI Service Manual Service Manual Miditron Junior H ID 1997491 MJ 1 2 February 2000 Page 1 Table of contents Short operating instructions coccccccccccccnnnnnnannnnnnananannnnnnnnnnrorrnnnnenennnnnnananans 6 AENA nj Me 7 TEU Snnt EE 7 1 2 Mailing telephone address eeeeeeee nan nnncnncc cnn eene 7 1 3 Security adVIDe nt id ln 8 1 4 Confirmation declarallori eic eine trate IIa aida 10 Documentation E 11 2 1 Update service for this manual esee 11 2 2 Instrument code for service ueeeeeeeeeeeeeseee eene ener nennen nnn nnn 11 MATO A UC o p EE 12 3 1 System descriplloln siii iii 12 3 1 1 Function Elements s vasscxsser yv yesvvrazy reserves vta yerz vrro aai nennen nennen 13 3 1 2 Measuring Principle sssssssssseceessssseeeeesssseeeeessssere erre 15 3 1 3 Concentration Table Program I sssssssssssssseessssseeeeessssee eenn eenn ennenen 17 3 1 4 Changing Range Remisson Bordes aeree 18 3 2 System SpecifICcallOn aii 19 3 3 Service Concept E 20 3 3 1 Service level T T T 20 3 3 2 Handling of warranty and repairs eese 20 Installation eer c nnmnnn nnmnnn nnmnnn nnmnnn nnen nnen 25 4 1 Checking for Damage in Transit eese nnn 25 212 Unpacking EE 2
60. R E 38 5 25 os 3 x zs 8 5 a E x 3 E 3 a DI d Idno 1702572 Service Manual Miditron Junior J7 ID 1997491 MJ 1 2 February 2000 Page 132 15 Instrument Strips Accessories 15 1 Complete list Partname Instruments Strips Remarks Accecssories Miditron Junior II 1937596 E Combur10Test amp M 100 strips 1379208 BH Combur9Test amp M 100 strips 1447637 E 50 strips 1379194 Adjustment strips 10 strips 1704656 Printer Paper for Miditron Junior ll 1906020 5 rolls Test Strip Tray for Fast Mode 1703170 Operators Manual in 5 languages 1953869 1702637 Strip Receiving Tray incl Waste 1702629 Tray 1882619 Power Cable EURO Version 1800515 Power Cable US Version 1800523 Barcode Reader External Printer PEE O o 2 S 4 D p used for adjustment procedure service only I m o e n Ke O a gt Si 3 Information see Operator s Manual Information see Operator s Manual 3 o D kee Wa c CH o lt Table tab 8 1e Service Manual Miditron Junior 77 ID 1997491 MJ 1 2 February 2000 Page 133 16 Interface Assignment Miditron Junior 77 has three RS 232 C serial ports for connecting the following devices host PC barcode reader external printer These ports can be enabled and disabled in the interface setup menus If Host PC Yes is selected in the Setup menu data will be sent to the host PC port as an ASCII dataset Pl
61. a e 116 D 68305 Mannheim Boehringer Mannheim GmbH declares that the product Product name Miditron Junior II to which this declaration relates meets the protection requirements laid down in Council Directive 89 336 EEC on the alignment of the legal provisions of the Member States on electromagnetic compatibility To assess the product with regard to electromagnetic compatibility the following relevant harmonised European standards were consulted EN 50 082 2 1995 03 Electromagnetic compatibility Generic immunity standard Part 2 Industrial environment EN 55 011 1991 03 Class B Specification for limits and methods of measurement of radio disturbance characteristics of industrial scientific and medical ISM radio frequency equipment Mannheim March 1998 Boehringer Mannheim GmbH zs 4 A I US ppa Dr Hecker De Caluw Senior Vice President Instrumentation Diagnostics Director Instruments Evaluation Contact address Boehringer Mannheim GmbH Abteilung Evaluierung Ger te Sandhofer Stra e 116 D 68305 Mannheim Telefax 49 621 759 3009 Service Manual Miditron Junior 77 ID 1997491 MJ 1 2 February 2000 Page 10 2 Documentation 2 1 Update service for this manual New information and modifications will be sent via Technical News Please send us your name and address to ensure you receive updates automatically Update Service Fax this page to Technical Service Roche Mannheim 49 0 621 7
62. a Trenn z EM XA Se am s zr ASIA a a E m Ge aul L ECT L LOLXYA a Seta TH haz ac Se GIN H ed Ern CS E T le fa goes EN 55452 Ez 1 NM ES DS E gigli gl t if ven 13 20H SSA G Madane RU RLI S Awer Sa sa vne ED AYHAN aa sco amp S 5 von d Sa 3 3 3 i 2 2 8 8 20 ko noces e TEIN gt oz DAY ww lt A A34 TUN PARE pd A an M EE uz Ee s 7 asnes zs E lt 2 Ex baad C T z Ed wem ox E i dvor W LL o s tgs p 37 Rees sri PHP EN etdi ea m A B Mote 5 wx BAILEY en 897 E DEEM DS UT INIS L vg pa i m xou st Leer EC y BINDN TT Wn o eL 2 DA vty A ES R etv CGI a 3 E aw MES a bid Wad G Gas E DA pare Oty e SC eva C3 a ow Trew mal TOC v eo NL Got sy EA e Ur vo toi ay ew R Die eo 20 AN EM ACE ERAN E G E NT LUE o av TOJOOT 1d GH 90 1T DOEDI ac GEN Ma ei era ev wN 20 ev zu tT ua ty 10 20 Le e aan gt e on LY VEH T vOEI L7 als Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 78 printer interface PCB Interface Part 3 10 Electronics ef OI 1275594 CC wie 9r M oT OT CT DE TF SC HOT LER Deus NOT ne vigore er n n Qi 109NG Ster DECH Steen dezau orat C sem e m rta INOT ZED VIVIA 94 ke INOT TEPO XU 26 GG VIZZ Zen HA
63. and F201 The fuses can be used after an overload 10 3 5 Status LED The status LED shows different conditions of the instrument via the colors red or green Possible indications are for example green instrument is read for measurement red instrument has stand by mode red during measurement do not insert measuring strip green during measurement insert measuring strip Service Manual Miditron Junior DU ID 1997491 MJ 1 2 February 2000 Page 67 LI Fig 28 Fig 42 Ni pes E t 10 Electronics 10 3 6 Keyboard The keyboard control is integrated to the PCB Interface The keyboard is connected to the PCB Interface via a plug plug functions PN SIGNAL FUNCTIONS 0 6 a Select Soe 5 ees s per pere wm x Table tab 17e 10 3 7 PCB Measuring Head The PCB Measuring Head 39 contains the measuring optic Here the test strip is measured It is connected to the PCB Main via a cable This cable can be removed on both boards Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 68 10 Electronics 10 3 8 Light Barrier Measuring Head Home Position The LB measuring head home position 46 determines the home position of the measuring head The LB is connected to the PCB Main via a plug The timing to contact all 3 LBs and to measure the initial frequency of the U f conve
64. anges used by Miditron Junior H to compute and output the test results were derived from rigorous comparative tests carried out by Roche Mann heim with native urine If required the factory set default ranges for Miditron Junior J may be changed to suit individual laboratories requirements Results obtained based on individually modified ranges are flagged with an asterisk under the Urinalysis headline on the patient report The ranges for the parameters pH and SG cannot be modified nor can the thresholds for wavelength changes for pH and ERY Operator s Manual outlines how ranges can be selected accuracy of results when range boundaries have Roche Mannheim can give no guarantee as to the IN been changed Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 18 3 Introduction Dimensions Weight Interfaces Power Supply Power Consumption System Description Environmental conditions Temperature Relative humidity Optimum operating conditions 3 2 System Specification Height 195 mm Width 349 mm Depth 470 mm 7 45 kg 3 serial RS 232 C interfaces host PC barcode reader external printer External Universal Power Supply Model No 78 095 0300 with integral ON OFF switch Input 110 V 240 V 50 60 Hz 0 4 0 2 A Output 5V 20A 12V 2 0A Operation 30W Standby 15W Type reflectance photometer Light source LED s light emitting diodes 557 nm 620 n
65. aning STX REP ETX CS 1 CS2 CR Miditron Junior ZI Meaning STX SPM ETX CS 1 CS2 CR Host Meaning STX MOR ETX CS 1 CS2 CR Miditron Junior JI Meaning STX END ETX CS 1 CS2 CR 12 6 Protocol structure 12 6 1 Protocol REP Repeat request Comments Start character Frame code repeat End code Checksum 1 Checksum 2 Return 12 6 2 Protocol SPM Start Communication Comments Start character Frame code End code Checksum 1 Checksum 2 Return 12 6 3 Protocol MOR Receipt confirmed Request for next set Comments Start character Frame code End code Checksum 1 Checksum 2 Return 12 6 4 Protocol END End of communication Comments Start character Frame code End code Checksum 1 Checksum 2 Return Service Manual Miditron Junior H ID 1997491 MJ 1 2 February 2000 Page 110 Transmitter Byte Nr for 10 Transmitter Byte 20 29 35 54 73 Nr for 10 14 20 29 35 232 12 Interface 12 6 5 Protocol SPE D Data Data protocol Miditron Junior 77 Byte Nr for 13 19 23 25 32 34 38 40 57 59 76 meaning Pat Id length STX SPE D SP Pat ld turbidity SP ETX CS1 CS2 CR color turbidity comment Start character Frame character 3B16 5 Block D D 4446 Space length 10 or 13 as chosen in Setup Space sequenz Number of re
66. asuring Head 1702696 FU Fig 40 Reference Field Carrier Fig 27 Status LED 1702661 1702777 Service Manual Miditron Junior 77 ID 1997491 MJ 1 2 February 2000 Page 129 14 Spare Parts y PF A p Fig 55 Suspension compl 1702688 Fig 44 Tooth Bar Measuring Head Unit 1702785 Fig 58 Top of housing 1997459 Fig 39 Tray 1702629 Fig 62 User Program Chip Card v LH Service Manual Miditron Junior J ID 1997491 MJ 1 2 February 2000 Page 130 14 Spare Parts 14 3 Exploded view Miditron Junior 77 Lid for Printer Idno 1997564 Printer Idno 1997505 Top of housing Idno 1997459 Transport arm Idno 1702637 Status LED Idno 1702661 Keyboard Tray Idno 1997432 Idno 1702629 Display Idno 1221817 Cable to PCB Main to PCB Interface Idno 1997467 Service Manual Miditron Junior 17 ID 1997491 MJ 1 2 February 2000 Page 131 Idno 1997424 PCB Main Idno 1709631 Cable to PCB Measuring Head k Clip Set Idno 1702793 Idno 1702785 Head Unit PCB Measuring Head Idno 1702696 uspension Complete no 1702688 14 Spare Parts Sa is ag y Z at 3 DS a2 3 3 o D OK E ipM S El 5 on 2 oo 5 Q EN SE e o Si a d S aes gen So co P ot 252 a T2 EK 2 SS eg O b oot o x IS g To o 2 Fe 5B 5 A E pad oo OD e pe mo E Ed E
67. ation marks LJ Rs ek dem xw i PX e sr star ofprotoool 1s 03 16 8 SPE Specific Sample Data 3B 46 9 SPE E Specific Sample E Result 3Big 4516 10 SPE D Specific Sample D color turbidity 3B16 4436 3B1g 4146 12 SPM Specific Mulipie RC 3F16 17 SP Space Pius Table tab 12e Table for Representation conventions yt All the characters between the inverted commas are transmitted as ASCII y characters spaces included 20xSP 20 spaces are transmitted consecutively 3 3xnm 3 number characters are transmitted consecutively The character is transmitted 25 times consecutively 10xtxt 10 text characters are transmitted 6 toxchr 10 characters are transmitted according to character definition 3 see above Table tab 11e The numbers in this convention agreement are intended as examples only Service Manual Miditron Junior 11 ID 1997491 MJ 1 2 February 2000 Page 102 12 Interface 12 3 Protocols No protocol is longer than 255 bytes If a data field exists it will consist of a function code one space or Spare to use Hitachi s nomenclature space 2046 and the data in question The length of the block is neither coded nor transmitted Protocol length is clearly defined in these specifications and so can be checked easily The frame code indicates the purpose and task of the block Much of this is purely useful information and must be int
68. c4 2222 em IR Sbb i HH ne 29 i fi 3 wa RE I O m S 2018 CH a S rei IA IJA NOS duds ucl Lue bod 3 Syb be 7 2 NIES inoza a Los E E NINA NOKA d Ces ZUT i Inge wei 0S KS i cm 010 bos ees OI Ze T 249001 55 2 dasa E wots beeg 9 03 entor sehr 3333373 Ed DI es d h 3583738 o L Ae WS gan P Pelle ona ezo D e 100 Ko ddA sor 00g 29 Y 90 Oe XW EIS posa y EE B Si zi ZS E US Det a dH orb oiv 20701 19 n Sg EES CC r BEE in amp y a SEE AE M ee At ZA AMS 8 Seb o H 03 Seu 3r p D9q A EAE A s NL SZIPYS e HIS gt HEN S ven mes Ker SE whe BEN g ese HOD EN NIIS Inoi Cor EETEEEX posa Oo noel Wel 4 Lyr a GER omar 9929 44001 rji NI Ee Bang HA 4 001 P D GE roni Lad ES He 1S19 iH tA 19 SE me SE ISL Ves L ON 24 SS ooz EOI 32 SSL Eozxvn 3 lt mell wg 2 GEN N se Dent p Eb Eb 8 um R HONd3 1008 ax f t cm B i 44001 f bard 0022 D aan g Seb bee Edy zoo du 2 0 1021N0J GU DIN 4 00 Sheet3 Service Manual Miditron Junior 77 ID 1997491 MJ 1 2 February 2000 Page 74 vec vec 10 Electronics PCB Main Part 4 a Y o X n S egend egena N S o 301 n S p CONS 2 2 o 301 y S h E
69. d Please Wait Please Wait Remove Chipcard Remove chip card 2 SW Vers x x xx Version number of the loaded software 11 Software 11 3 Service Status Software Further information see Chapter 7 11 4 Software update There are two possibilities to install software updates Loaddown from the two delivered chip cards Loading via service mode with the printer interface 11 4 4 Software update via chip cards Roche Mannheim distributes new versions of software and software updates on two chip cards To install or update software proceed as follows Switch off power at the AC power adapter Insert Chip Card 1 in the program chip card slot Fig 61 Switch power on again at the AC power adapter You see displayed Press Enters to start the software update or any other key to cancel The software loaded in the analyzer is cleared When the software is loading from Chip Card 1 the status LED flashes red and you see displayed Remove Chip Card 1 and insert Chip Card 2 in the program chip card slot Fig 61 when you see displayed The status LED is red Press Enter when you see the message When the software is loading from Chip Card 2 the status LED flashes red and you see displayed You briefly see the message Remove Chip Card 2 when you see displayed The software version number of the newly loaded software is displayed briefly Service Manual Miditron Junior 7 ID 1997491 MJ
70. d no command if disturbance If received next Pad ID If disturbance When all Pad ds transmitted No replay as above as above as above Send ANY after disturbance or REP max 4 times stop communication Service Manual Miditron Junior J7 ID 1997491 MJ 1 2 February 2000 Page 108 12 Interface Status Transition Diagram Host Communications Download END received LCD xxx sended lt SET gt Rec List in Worklist Men Worlist full 4x M ANY M REP or H REP M send END LCD no Host connect LCD worklist full SET Key Worklist full LCD worklist full Store Patld and evaluate Worklist not full Worklist M send ANY Worklist not full M send ANY LCD communicating evaluating Worklist Yes M send ANY Patld twice Timeout 15s M send ANY waiting for replay from Host REP received M repead Error lastProtokoll M send REP SPE A received Replay H xxx evaluateing checksum and framecode M Message from Miditron Junior II H Message from Host bold lines normal Communication without error Service Manual Miditron Junior 77 ID 1997491 MJ 1 2 February 2000 Page 109 Transmitter Byte No O Qn E GM Transmitter Byte No O Qn E GM Transmitter Byte No O Qn E GM Transmitter Byte No O Qn E GM 12 Interface HOST Miditron Junior ZI Me
71. djustment procedure by pressing lt Start gt The adjustment of the first adjustment strip begins Once adjustment is completed a report will be printed and sent to the printer interface If the adjustment was carried out correctly the display reads Place the second adjustment strip in the middle of the insertion area and initiate the adjustment procedure by pressing lt Start gt The adjustment of the second adjustment strip begins Once adjustment is completed a report will be printed and sent to the printer interface If the adjustment was carried out correctly the display reads After the adjustment has been completed the Service Mode is terminated and the analyzer returns to the Normal Mode Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 38 7 Service mode and adjustment Selfcheck Password 1704 SET Protocol Tabelle Service Mode Print Service Prot SET Check Keys Paging or EOF Start 1 adjustment Set Insert ADJ STRIP Start Report to RS232 and printer 1 Adjustment 1 Adjust ok Start 2 adjustment Report to RS232 and printer Insert ADJ STRIP l 2 Adjustment Paging READY lt START gt Service Manual Miditron Junior J ID 1997491 MJ 1 2 February 2000 Page 39 8 Adjustment Dismantling Adjustment and dismantling are described in detail Chapter 9 Mecanics 9 1 1 9 1 2 9 1 3 9 1 4
72. do 700 799 700 Accumulator condition not in order Change CPU board Perform adjustment procedure see chapter 7 710 SWO exit defective Change CPU board Perform adjustment procedure see chapter 7 Table tab 28e Service Manual Miditron Junior J ID 1997491 MJ 1 2 February 2000 Page 124 13 Troubleshooting Divide Measuring LED Error Code Reason What to do 800 899 error during waiting of measuring LEDs Check change measuring head Change CPU board Perform adjustment procedure see chapter 7 PGA not adjustable Check change measuring head Change CPU board Perform adjustment procedure see chapter 7 These 3 error numbers are Check change measuring head Change CPU board Perform adjustment procedure see chapter 7 calculated by the software Check change measuring head Change CPU board Perform adjustment procedure see chapter 7 Green LED defective Check change measuring head Change CPU board Perform adjustment procedure see chapter 7 Orange LED defective Check change measuring head Change CPU board Perform adjustment procedure see chapter 7 Red LED defective Check change measuring head Change CPU board Perform adjustment procedure see chapter 7 Table tab 29e Programing Error Code Reason What to do 900 999 900 999 Programing errors must not occur Check step motor position Perform adjustm
73. e g E En mn Sl 3 JT Sec dSTSSCZSHH g EZ H lt gt DL a Hd 20 E SHEN d s 9 1 uar 224 lt i a UG NS 2 iG zx iid SOL SHOW ey H NECI Ka RRR BI 9 a 3 ool War SOd s soar 109 T L 000 1G SE dW Le PON ON RER ei S d P oo 20 Nir vOd OY SON CN 22 0 1041N09 d sine Y KIN NL sf IDA E ee 2 CeO DSINDJ x voi zu g Od MM py van SIE Jour E ES Di sg Os 0 20 sol 10d 54 d H Zi Z A 04 s 301 DA 004 153 se LE SU SOL z Ww s 4 sul x o 801 am gt pio M pos io Isokan E 12 4 INIL 691 Z E ees INIIS a sp Tears JINIZS EES E cues dINI obs ru HEEN wewee ko vele po pot Si T zi L I2 224 it 21 Pe sz lat Be a55 52222222288 Lb o 2 e pE woese SE kimm m E E STT ED EIE A EE ANH 5 z z D DEI SOS TS uss pa A GE E m i qu zv SS aves eg y 0 58 die aL uJ a L a H Sed LINE Ed El dE y EIE 5 um d m Sie onaz LA S s a 3 DCH m Su sy a miel z za ery pa Zei sos 1 11 H gal Ug uo L e ir ure BAS GEI O m 1 a K a EE V p 499031 5 M Sp ty EN a ex ig i 1i 1d LM ed D 193031 9 51 a vil wo d ca am zu ES 19 e Ge E ei n d zi z aae E 50 gt ni ass See Y nn ua T Tae soon Wt H i E a 28h UT non 1 a M 325308 Pab ARSS T m JET u y E E r a J T NIWA 001 Lo E sep Sim le A delt WS Be n M aum GEI eNO 2762 14083 cT C FUE E sasa For e scan EE b FU SCHU Iv Y Weieen H 38 4 JU ua oI o a SCHU oy e STIS 982 PRBS a get 2 f 072 2222 T Aaxaxazsfirrrarirkrr EN 330 0413 JT ESXS Uer nd ao aa A 22 DES
74. e recognized by different material numbers language version e g new part 1234567 001 repaired part 1234567 984 Repaired parts should be ordered together with new parts viathe order processing department in Mannheim OU VDG Parallel to the ordering process of a repaired part the defective part should be returned together with the filled RA form giving full details of the defect and marked choice box with repair to Logistic Instruments Goods Receipt in MA Wohlgelegen LI LV Repair of instruments Complete instruments are not accepted for replacement or repair unless this has been agreed with the product group responsible at RD GmbH Before replacement or repair can take place the validity of the request must be examined and the question of costs must be settled in a written agreement with RD GmbH Terms of delivery Shipments to the countries with the routine truck are C i f shipments outside this procedure are ex works Mannheim Emergency shipments require additional costs to be charged Handling of costs Repaired parts Material No 1234567 984 are shipped at a repair price In case the defective parts are not returned within 3 or 8 weeks for european or oversea countries after ordering the repaired part the countries will be charged later on with the difference to the new price Service Manual Miditron Junior J ID 1997491 MJ 1 2 February 2000 Page 22 3 Introduction After the receip
75. e the valid value range In this case the measurement is invalid Service Manual Miditron Junior 11 ID 1997491 MJ 1 2 February 2000 Page 118 13 Troubleshooting Calibration errors are deviations exceeding 10 of the known remission values of the profile grey strips respectively exceeding 1 96 of the previous calibration values In case of an error the user is asked to repeat the calibration In case of printer errors Printer Head Up and Printer Out of Paper the printout is stopped and an error is shown after the end of the measurement After repair of the error the print continues 13 3 Non repairable errors during nor mal mode Major Error Major errors are errors occuring during normal mode and which make a further correct measurement uncertain These errors can be secondary movement errors errors during PGA value calcuation and CRC errors of relevant data in the EEPROM These errors lead to a system stop Secondary movement errors are errors occuring during reference movements after primary movement errors Errors occuring during PGA value calculation lead to the fact that the instrument is defective CRC errors in the EEPROM exclude a correct function of the instrument as the instrument parameters are not guaranteed Service Manual Miditron Junior J7 ID 1997491 MJ 1 2 February 2000 Page 119 13 Troubleshooting 13 4 Errors during INI file Download Errors during INI file download TT OMPLETED do
76. eans of a null modem cable Connection set up Terminal program PC interface Baudrate 9600 Parity OFF Data 8 bit Stopbit 1 Protocol ASCII Control Xon Xoff For a faster software update via the printer interface it is advisable to change the baudrate configuration of the service PC Baudrate 19200 Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 93 SET Protocol Analyzer is in the Service Mode SW update Software update can be selected Source PC Software update via upload can be selected erasing Programm Old software is erased Break no Update Software update was aborted Send 1 File The first file is sent loading Program The file is being sent Send 2 File The second file is sent 11 Software Call the Service Mode see Chapiter 7 The display will then read Inquire the current software version date time and error number via a return from service PC to the analyzer Miditron Junior JI will answer to the terminal program VER y xx xx Program No Y 1 International Program NO Y 2 USA Software Version X X D AT tt mm yy hh mm Date and time ENER ven Error number 0 no error Table tab 9e Enter the keyword PW3308 via the terminal program The display reads Press any key to cause the analyzer to change to the Software Update mode Press lt Set gt until the following is displayed Press lt
77. ease contact RD to receive a detailed description of the ports and data protocols The results obtained with Miditron Junior 7 may be sent to a host PC using an industry standard interface cable If Host PC Yes is selected in the Setup menu Miditron Junior 7 will upload the report along with a checksum to the host PC To ensure that any transmission errors are detected the communication software of the host PC should verify the checksum To upload reports to a host PC use only cables conforming to the following specification 16 1 Host PC interface Connector D Sub 9 pins male Cable configuration External connection Miditron Junior 77 Pin 1 Pin 1 TxD Pin 2 RxD Pin 2 RxD Pin 3 TxD Pin 3 Pin 4 Pin 4 GND Pin 5 GND Pin 5 6 Pin 6 CTS Pin 7 RTS Pin 7 RTS Pin 8 CTS Pin 8 9 Pin 9 Length 2 metres maximum shielded shield is connected to both connector housings AN Data cables not conforming to this specification may cause Miditron Junior 77 to malfunction Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 134 16 Interface Assignment 16 2 External Printer interface Connector D Sub 9 pins male Cable configuration External connection Miditron Junior 77 Pin 1 Pin 1 TxD Pin 2 RxD Pin 2 RxD Pin 3 TxD Pin 3 DTR Pin 4 DTR Pin 4 12V 4000 GND Pin B GND Pin 5 6 Pin 6 CTS Pin
78. elete Data is selected the display reads Press Paging to select the next menu item INI Download or reset all instrument settings to the factory default settings by pressing Set When INI Download is selected the display reads Press Paging to select the next menu item SET Save INI or press Set to initiate the download of an INI file from the connected service PC All instrument settings are contained in the INI file Downloading can be aborted by pressing Paging When SET Save INI is selected the display reads Press Paging to select the next menu item SET ADJUST or press Set to start the upload of all instrument settings to the connected PC Uploading can be aborted by pressing Paging When SET ADJUST is selected the display reads During adjustment the motor measuring head unit counts the number of steps to the center of the test field of the adjustment strip The number of steps derived from this is saved as the new step number to reach the test field Press Paging to terminate the Service Mode or initiate the adjustment procedure with Set The display reads Service Manual Miditron Junior H ID 1997491 MJ 1 2 February 2000 Page 37 7 Service mode and adjustment Insert ADJ STRIP Insert second adjustment strip READY lt START gt Analyzer is in the Normal Mode Place the first adjustment strip in the middle of the insertion area and initiate the a
79. en 2 screws 49 Connect plug 14 to PCB Main 9 Adjustment An adjustment is not necessary Service Manual Miditron Junior H ID 1997491 MJ 1 2 February 2000 Page 51 9 Mechanics 9 1 13 Motor Belt Drive Cross Transport The motor belt drive cross transport 50 is screwed to the base plate 10 Exchangeable components Motor belt drive cross transport 50 including plate 53 and LB reference position 52 Dismantling Remove top of housing see chapter 9 1 3 Remove plugs 11 and 13 from PCB Main 9 Remove three nuts 51 of motor belt drive cross transport 50 Take out motor belt drive cross transport 50 Assembling Assemble motor beld drive cross transport 50 Use left recess arrow of the plate 53 motor belt drive cross transport 50 as mark for the assembling position Tighten 3 nuts 51 Connect plugs 11 and 13 to PCB Main 9 Adjustment An adjustment is not necessary Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 52 9 Mechanics 9 1 14 Motor Measuring Head Unit The motor measuring head unit 54 is screwed to the base plate 10 Exchangeable components motor measuring head unit 54 Dismantling Remove top of housing see chapter 9 1 3 Remove plug 12 of PCB Main 9 Remove 2 screws 55 Remove motor measuring head unit 54 Assembling Push tooth bar measuring
80. entprocedure see chapter 7 Table tab 30e Service Manual Miditron Junior J7 ID 1997491 MJ 1 2 February 2000 Page 125 Error Code 01 12 01 04 13 Troubleshooting Error during software update Display hint error no xx Reason What to do Error during programming Flash MEE Error during deleting Flash MEE Wrong ROM checksum E Abort by user poU Error during serial transmission MEE Timeout during transmission Buffer overflow during serial receipt MEE Wrong record length of Hex file MEE Wrong checksum of Hex file record MEER No chipcard inserted AA Program identification wrong MEE pH Illegal sign in Hex file Table tab 31e Service Manual Miditron Junior 11 ID 1997491 MJ 1 2 February 2000 Page 126 14 Spare Parts 14 1 Complete spare part list Partname ID Number Status Remarks Cable to PCB Main to PCB Interface 1997467 30 flexible cable only Cable to PCB Measuring Head 1702793 30 flexible cable only Carrier for tray 1702769 30 plastic part only Clip set 1709631 30 5pcs meas head 10 pcs cross bar 10pcs sole bar Display 1221817 30 with cable Keyboard 1997432 30 with cable LED Lightbarrier 1702572 30 with cable Lid for Printer 1702700 30 plastic part only Motor Belt Drive Cross Transport 1997521 30 with holder cable and light barrier Motor Measuring Head Unit 1997530 30 with cable PCB Inte
81. erface The PCB Interface 20 is screwed to the top of housing 3 with 4 screws 21 Exchangeable components PCB Interface 20 Dismantling Remove top of housing see chapter 9 1 3 Remove all five plug connections of PCB Interface 20 Plug 22 to keyboard Plug 23 to display Plug 24 to printer Plug 25 to status LED 24 25 Plug 26 to power supply of PCB Main Plug 27 to connection of PCB Main This plug E y e needs to be removed from the PCB Main see LE A Io o chapter 9 1 4 Remove 4 screws 21 of the PCB Interface 20 Assembling Insert PCB Interface 20 and screw on with 4 screws 21 Connect all plugs and cable connections Adjustment An adjustment is not necessary Service Manual Miditron Junior DU ID 1997491 MJ 1 2 February 2000 Page 44 9 Mechanics 9 1 6 Display The display 28 is screwed to the top of housing 3 with 4 screws 29 Exchangeable components Display Dismantling Remove top of housing see chapter 9 1 3 Remove plug connection 31 of flat cable to PCB Inter face 20 Remove 4 screws 29 from the display 28 Assembling Insert display 28 and screw on with 4 screws 29 Slightly tighten screws thread in top of housing 3 can be damaged Reconnect plug 31 Cable has to touch wall of housing danger of collision with cross transport Adjustment An adjustment is not
82. erpreted as a command or request Each act of communication takes the form of a cycle The Miditron Junior JI transmits and awaits a reply The Miditron Junior JI analyses communication status It measures the Host s response times checks block storage and the frame code of the replies Erroneous protocols are not accepted Erroneous here means that at least one of the before mentioned tests does not produce the result expected the cause may be a software error in the Host or a disturbance in the line The Host must also check Is the frame code permissible and block storage okay The handshake is represented as an interaction diagram and as a status transition diagram Every protocol transferred is transferred as a block The blocks from Host and Miditron Junior J are put together as follows Service Manual Miditron Junior 77 ID 1997491 MJ 1 2 February 2000 Page 103 12 Interface Table for Protokcol structure Pat ld length of 10 characters Header Data field Trailer WE Host STX SPE GE ETX CS1 es b 0 chr num num 5 num Han S SP PNE Par um te ER O chr 5 num 8 num 5 num 196 M rx see e kel SP char rx osta or zo ele TL F eb van mw TT TTT 99 E AAA e Miditron nos edee IT eye Miditron G m TIT I ld pe ost oR Table tab 10e Pat Id length of 13 characters Data field Trailer Header Baia iad Trailer RET ITI EE De leeis Op 2
83. f 16 characters Line Feed advances paper one line at a time or advances continously while key is depressed Calibrate Starts the calibration procedure Paging Used to scroll forwards vertically through menus without branching to menu options and without saving settings Start Used to start test strip measurement also to escape from menus back to READY lt Start gt ACC MODE Start or FAST MODE lt START gt to stop printing during Reprint and to acknowledge warning messages and prompts Power cord Country specific Service Manual Miditron Junior 77 ID 1997491 MJ 1 2 February 2000 Page 14 Detector M Test Area BS cy ma 3 Introduction 3 1 2 Measuring Principle Miditron Junior 17 is a semi automated reflectance photometer for in vitro semi quantitative reading of urine test strips from Roche Mannheim The light sources light emitting diodes LED s for short and reading times are optimized for the reaction chemistry and colour development occurring on the test pads The measuring head of Miditron Junior 7 contains 3 LED s of differing wavelengths The test strip is held stationary at the measuring position and the measuring head moves over each test pad in turn starting from a Reference position used to test the optical system During measurement Miditron Junior 7 checks that the test strip is properly positioned under the measuring head by carrying o
84. field position 7 If this test field is now traveled over stepwise and measured a measurement curve will be produced which will then show a maximum when the measuring head with its optical center is centered over the bright bar The adjustment program of the Miditron Junior Z7 counts the steps to this maximum and calculates from these the number of steps from the reference position to the center of the first test field The number of steps is saved as adjustment position 7 2 General The adjustment procedure should be undertaken by trained service staff only It is used to clear unexpected errors and after repair work No special service tools are necessary although adjustment strips will be used The strips are available as a spare part with ID 1 704 656 7 3 Procedure The service mode can be reached by two different ways 1 During the self test after power on During the self test enter numbers lt 1 7 0 4 gt via the keyboard and confirm by pressing lt Enter gt The display shows Any other or incomplete input stops the process and the instrument changes to normal mode 2 With connected service computer When the display shows READY lt START gt type keywords lt PW 1704 gt via terminal program of the computer which is connected to the printer interface The display shows Any other or incomplete input stops the process and the instrument changes to normal mode Service Manual Miditron Junior 7 ID 1997491
85. for Fast Mode cleaning the analyzer as indeed for carrying out We recommend the wearing of gloves for A the tests eee To clean the analyzer proceed as follows 1 Carefully lift and remove the transport arm Fig 1 2 Thoroughly rinse the transport arm under running water and disinfect with a solution such as 0 5 sodium hypochlorite or 70 isopropanol Again rinse thoroughly k with water and dry well Use a cotton gauze or swab for thorough cleaning around awkward edges Fig 1 3 After detaching the transport arm remove the strip receiving tray waste tray by grasping its outer edges and gently pulling it out of the analyzer Fig 12 Dispose of used test strips in a proper receptacle Clean and disinfect the strip receiving tray waste tray as described above Rinse thoroughly with water and dry well Take care that the rear inside edge of the strip receiving tray waste tray is properly cleaned The presence of urine sediments may stop test strips from transporting properly Note The simplest and most convenient practice is to allow the transport arm and strip receiving tray to dry overnight When drying by hand for immediate re use be sure to use a lint free cloth 4 Clean the Test Strip Tray for Fast Mode in the same way Service Manual Miditron Junior 11 ID 1997491 MJ 1 2 February 2000 Page 136 17 Routine Care and Cleaning C To re insert the cleaned parts proceed as fol
86. he results Keyboard Display Contains 6 function keys 10 num keys and liquid crystal display Transport arm Transports test strip from wait position into measuring position Waste tray Three functional areas test strip insertion incubation measurement area and waste container Status LED Program chip card 3 different colours indicates Contains program for SW the status of the instrument update Printer paper Thermal paper Serial interface Used to connect to external printer DC socket To connect the external power supply Serial interface Serial interface Used to connect to a Used to connect to a host barcode reader PC Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 13 Color For manually selecting colour and clarity for inclusion with results Set Used to select a menu option Enter Used to terminate keyboard input e g 0 9 and to confirm an option or a procedure 0 9 and lt gt Used to enter alpha numeric values External power supply provides the instrument with 45V DC and 12V DC 3 Introduction Reprint Reprints the patient report s as defined in the Reprint menu Miditron Junior II NH o Color Reprint Line Feed Set Paging Calibrate 7 8 9 5 6 Enter Start 1 2 3 0 HE Backspace key for correcting input scrolling backwards or jumping back one Display The display consists of 1 line o
87. head unit 56 way to the rear Assemble motor measuring head unit 54 and put on tooth bar with its net weight Tighten 2 screws 55 The motor must be in a diagonal position in front a deeper than in the back b Connect plug 12 to PCB Main 9 Adjustment The motor has to be adjusted in a slightly diagonal way as described under assembling Fig 4 Fig 7 Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 53 9 Mechanics 9 1 15 Tooth Bar Measuring Head Unit The tooth bar measuring head unit 56 is assembled to the base plate 10 Exchangeable components tooth bar measuring head unit 56 Dismantling Remove top of housing see chapter 9 1 3 Unhook spring 42 of measuring head carrier 40 Remove measuring head carrier 40 upwards Remove 2 screws 55 Remove motor measuring head unit 54 Remove two plastic clamps 57 Pull out bar 58 Remove tooth bar measuring head carrier 56 upwards Do not damage LB measuring head home position 46 Re use metall ball 59 high grade steel diameter 10 mm in case of changing the tooth bar measuring head unit 56 Assembling Assemble tooth bar measuring head unit 56 Do not damage LB measuring head home position 46 nsert bar 58 Tighten 2 plastic clamps 57 Push measuring head unit 56 way to the rear nsert measuring head unit 54 and lay on tooth
88. isplayed 3 stark tr b very cloudy observe sequence 1 End 4 mucous texts are shortened to12 characters 5 sanguinous HEAD 1 line 1 2 lines for headlines for result printout via ext printer 2 line 2 up to 40 characters each 1st line obligatory 2nd line optional PRINTER ASCII codes decimal of characters to be sent max 10 codes Except for POST code 0 allowed INI 27 64 initialization lt ESC gt LEN 27 67 0 9 page length LM 27 108 15 left margin MODE 27 120 1 NLQ mode TYPE 27 107 1 NLQ fonttype CPI 27 80 Pica character width POST 13 10 after each result CR LF code 0 not allowed RESPP 1 results per page O no FF KONZ_LEU texts in the currently selected language are changed the language can also be selected in the current INI file position before text change 1 neg neg neg texts for the individual concentration steps 2 25 25 text hyphenation conventional SI arbitrary by 3250 50 1st step text only max 11 11 5 characters 4275 75 from 2nd step numbers in ascending order conv si and text for arbitrary max 4 4 5 characters Flagging 2 concentration step for flagging 0 no flagging 1 not allowed to be converted in no flagging 2 flagging from 2nd positive step R 85 65 59 48 remission descending up to 2 characters each KONZ_ERY 1 neg neg neg 2 10 10 1 3 25 25 2 4 50 50 3 5 150 150 4 6 250 250 6 Flagging
89. late 10 with 4 screws 18 Exchangeable components PCB Main 9 Dismantling Removetop of housing see chapter 9 1 3 Remove cable 16 to PCB Measuring Head Remove 6 screws 17 at the interface plugs Remove five remaining plug connections of PCB Main 9 plug 11 to motor belt drive cross transport plug 12 to motor measuring head unit plug 13 to LB reference position plug 14 to LB home position plug 15 to LB measuring head home position Remove 4 screws 18 of the PCB Main 9 Push PCB Main 9 forward and pull out upwards Nose of chip card slot 19 has to be infront of base plate 10 so that PCB Main 9 can be pulled out upwards Assembling Insert PCB Main 9 Push PCB Main 9 forward Nose of chip card slot 19 has to be under base plate 10 Push PCB Main 9 backwards and screw on with 4 screws 18 Screw on 6 screws 17 to the interface plugs Connectall plugs and connections Be sure to use correct order of plugs to the light barriers Plug 13 to LB reference position Plug 14 to LB home position Plug 15 to LB measuring head home position Puton metal clamp 8 to protect flat cable 6 Adjustment While inserting the PCB Main 9 the nose of the chip card slot 19 has to be under the base plate 10 Another adjustment is not necessary Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 43 9 Mechanics 9 1 5 PCB Int
90. length explanation 13 SG 5xBef 6xSP 11 PH 3xBef 6xSP 20 LEU 11xres 5xArb SP 12 NIT 03xres 5xArb SP 20 PRO 11xres 5xArb SP 20 GLU 11xres 5xArb SP 20 KET 11xres 5xArb SP 20 UBG 11xres 5xArb SP 20 BIL 11xres 5xArb SP 20 ERY 11xres 5xArb SP 20 NAG 17xSP 11x number of bits res resultin Con or Sl units Arb Arbitrary units SP Space 12 7 1 Structure of results data Programm 1 International setting conventional or conv amp Arb Programm 1 field length example of results 13 SG 1 030 1 0 11 Dies lenseeel 20 LEUlssssssssneglesssslel 12 NiT neg 20 PRO 75 mg dl Service Manual Miditron Junior J ID 1997491 MJ 1 2 February 2000 Page 112 113 133 153 173 193 213 132 152 172 192 212 232 example Byte Nr for 10 Id 37 50 61 81 93 113 133 153 173 193 213 232 example Byte Nr for 10 Id 37 50 61 81 93 113 133 153 173 193 213 116 136 156 176 196 216 135 155 175 195 215 235 12 Interface GLU 1000 mg dl KET 5 mg dl UBG 4 mg dl BIL 3 mg dl ERY 25 ul NAClesssssnnsnnnsnnssl setting SI or SI amp Arb Programm Byte Nr for 13 Id 40 53 64 84 96 116
91. lows 1 Grasp the strip receiving tray by its outer edges and insert it into the analyzer along the guide bar until it eases into position Fig 12 2 Then grasp the transport arm by its handle end and while holding it at an angle of 45 from the vertical insert it as far as it will go along the visible guide then push down so it snaps into position Fig 1 Fig 12 Fig 1 Service Manual Miditron Junior 77 ID 1997491 MJ 1 2 February 2000 Page 137
92. ly return those parts marked with R in the spare parts price list Warranty claim for R parts will be accepted if the part was returned to Mannheim All defective parts non R and A parts should be kept on stock for a period of 7 months In case the manufacturer needs the part for investigation it will be requested from Mannheim All parts returned to Mannheim and not requested by Mannheim will be send back at the expense ofthe countries The RA claim for warranty has to be in Mannheim no later than 8 weeks after the problem date Exclusion of warranty The aforementioned warranties do not apply in case of improper use handling transportation or storage faulty installation repair or maintenance chemical influence or contamination as well as damages resulting from that failure to follow operating instructions alterations or modifications of instruments or parts thereof not authorized or recommended by RD GmbH and resulting damages normal wear and tear and in case of other circumstances beyond the control of RD GmbH Service Manual Miditron Junior J ID 1997491 MJ 1 2 February 2000 Page 21 3 Introduction Handling of repairs As a general rule all instrument repairs should be carried out by authorized and trained personnel only Repair of parts marked with R Parts which are economically worth repairing are marked with R in the spare parts price list New and repaired parts could b
93. m the 656 nm LED is for future options 1 measuring head with 3 LED s approx 36 seconds Normal Mode approx 20 seconds Accelerated Mode approx 12 seconds Fast Mode 60 seconds Wavelengths Measuring head Work flow Incubation time Printer Seiko thermal line printer Display liquid crystal display 1 line 16 characters Operating Non Operating 15 34 C 20 C 60 C 20 80 20 95 Opt Temperature 22 C 26 C Opt Rel Humidity 3096 60 Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 19 3 Introduction 3 3 Service Concept 3 3 1 Service level From the early stage of development Miditron Junior I was designed for simple error detection and easy exchangeability of modules This gives the service workshops the possibility of a fast and easy repair of the instrument on service level A module level No big stock or expensive equipment is necessary and service technicians are easier to train Also a permanent technical improvement in layout and economic production SMD technology increases reliability on better economical basis in production Repair costs often do not relate to production costs for new parts with the latest improvement This cuts the number of repairable parts On repairable modules the quality and function is always provided by the manufacturer according to the latest technology This keeps Miditron Junior H always on the highest quality level
94. ndingly by the micro control Service Manual Miditron Junior 77 ID 1997491 MJ 1 2 February 2000 Page 64 10 Electronics 10 3 2 PCB Interface The PCB Interface 20 is screwed to the top of housing It is connected to the PCB Main via a 40 pin cable 27 The supply voltage for the printer 26 is made via a separate 5 pin cable The PCB Interface 20 contains the following functions connection of the display connection of the keyboard with keyboard query connection of the printer printer control with printer interface connection of status LED signal transmitter Voltage supply internal thermo printer The voltage for the printer is supplied via a separate 5 pin cable 26 from the PCB Main to the PCB Interface 20 Plug functions PN SIGNAL FUNCTIONS faa z TX wc E ol 5 pemedd Table tab 16e Electricity of approx 3A is available via a parallel connection of the fuses F200 and F201 The fuses can be used after an overload Signal transmitter The signal transmitter is soldered to the PCB Interface 20 It needs electricity of approx 3mA Display The display is connected to a 14 pin spring rail It is controlled via the PCB Main Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 65 10 Electronics Status LED The status LED is connected to the PCB Interface via a plug 25 Keyboard The keyboa
95. nitial zeros are included CS Byte Bytes ByteL engtn 4 modulo 256 CS1 Byte CS 16 3046 for CS 16 lt 9 CS 16 3746 for CS 16 gt 10 CS2 Byte CS modulo 16 3046 for CS modulo 16 lt 9 CS modulo 16 3716 for CS modulo 16 gt 10 Example MOR Protocol STX 2 ETX 3bE CR 02 3E 03 33 45 0D46 with C82 62 3E46G Further examples of ASCII representation MOR Protocol 2 3E REP Protocol 3F SPM Protocol O lt 3C Service Manual Miditron Junior J7 ID 1997491 MJ 1 2 February 2000 Page 115 12 Interface 12 8 3 Automatic adaption to the test procedure used by the host Miditron Junior 7 is in a position to adapt itself automatically to the test procedure used by the host If an error is discovered when checking the test bytes of the receive protocol the check will be continued using the algorithms of the alternative procedure If using the alternative test procedure the test bytes are recognized as correct this procedure will be used for all protocols in future This new setting is retained even after the appliance has been switched off If the alternative procedure does not recognize any correct test bytes either an REP protocol is transmitted and there is no change of test procedure If upon startup i e the first time Miditron Junior J is connected up to the host two different procedures are set the host must reply to the SPM from Miditron Junior 7 with an REP or
96. nter 1 Ext Printer Off PatID 13 digits Color Off Clarity Off Combur 10M SG PH EU NIT PRO GLU KET UBG BIL ERY Conv amp Arb Ranges Default Flag default On MICRO No Space Memory Ignore Normal Mode Last 1 result error statistic no errors Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 36 7 Service mode and adjustment SET Check Keys All keys can be checked SET Check LCD Display test can be performed SET Delete Data All data can be reset to their default settings SET INI Down oad The download of an INI file can be started SET Save INI All instrument settings can be saved SET ADJUST The position of the test field on the adjustment strip can be adjusted Insert ADJ STRIP Insert first adjustment strip When Check Keys is selected the display reads Press Paging to select the next menu item Check LCD or initiate the key test by pressing Set To carry out the key test all keys have to be pressed one after another The key test routine can be aborted only after all keys have been tested When Check LCD is selected the display reads Press Paging to select the next menu item Delete Data or initiate the display test with Set During the display test it is possible to display up to six different test patterns by pressing Set Press Paging to select the next menu item When D
97. nual Miditron Junior 77 ID 1997491 MJ 1 2 February 2000 Page 73 3 8328 E S Z SS Z Z W su sp oim SO L U G EL D D sx D D CI zi sen A ES o GC EE in Beer T Tann cm es ss mm ss S023 ooz BnS m D m DO 1519 22 SE Ss 7 haa ee a EI 30i Tez V lt gt x juuos EE EU Ten EE ei d A VHS Lx T sneg 10 qe Jen 27 03 SIONO SONY T 0px juuoo 334338 E Her Zoe 334338 tx s 10x1 aquo Hz HEIN bapt aZ x bed 6 p 25 7 z 17384 sm Ex 7 BI mm Ra 3935 H t L E ZINO 318YN3 uu x gt won j 11331 ETT os Np SC lt EN Ez Tr 11008 6 INI zy intga N 0290 B E A fous i d E Sr IEN uS E e EN 88i 6 D Ze Si sa ozz 20304 30 05 SFI 8b1 Kg Kat gt xU Em L xr ZOZXVH 5 E Si o POL sar SH 2 Ser SE N se ga sia SL St H Es rr y tt H a t HU 88X HS 1X3 E 20373 P E ler 3 S G EI amp cs s WO gt gel 44001 Sec O Lax ES amp EIN in I 889 Kg 22001 ueBunuyog y fal ECH Don pn Z e td x DECH e ub aT 1 2 71 L S8X seunbi4sejeg A Des 9 alai CS ho aT E a d E ul ANT 8e D x Zl 7 m 60 a 0 28X c SET si 7 ch E Can 22a py 1 069 Jey Pose NZL 74 80 St ik Ta gx juucs z HA H BS LIONS 2 ZIONI 5 Sim ui d 20A 1 ey TC D a8 O ZE Se d 53 8 P ILC t L 1 s Zld409 2339 des FE CT D 88i cou a p mNiS Hd E zs tE Sage RN pu SS ener BTS ea eem M Pires pm cold dise Sos PG a8 F qu 689 zi O GE 5 Ca za f vim 0 Ee 7 A c ns s ER P Sly LM Di SE El 8
98. ousing see chapter 9 1 3 Remove plug 22 from PCB Interface 20 Remove keyboard 37 from top of housing 3 Assembling Remove glue remains from top of housing 3 Pull cable 38 through hole of top of housing 3 Remove protection strip of adhesive foil from back of keyboard 37 nsert keyboard 37 at the top and flush left see arrows and press on Connect cable 38 to PCB Interface 20 Glue self sticking cable 38 to interior of top of housing 3 Adjustment An adjustment is not necessary Fig 28 Service Manual Miditron Junior 77 ID 1997491 MJ 1 2 February 2000 Page 48 9 Mechanics 9 1 10 PCB Measuring Head The PCB Measuring Head 39 is assembled to the measuring head carrier 40 Exchangeable components PCB Measuring Head 39 cable PCB Measuring Head 41 measuring head carrier 40 Dismantling Remove top of housing see chapter 9 1 3 Remove cable 41 from PCB Main 9 Unhook spring of measuring head carrier 40 and remove measuring head carrier 40 upwards Open plastic clamp 43 of measuring head carrier 40 Remove PCB Measuring Head 39 Remove cable 41 of PCB Measuring Head 39 Assembling Connect cable 41 to PCB Measuring Head 39 Blue mark arrow of cable 41 has to be on top Assemble PCB Measuring Head 39 to measuring head carrier 40 PCB Measuring Head 39 must be in the guide rail 45
99. p has to be 10 3 measuring field LED Nr g o r measured Clean change reference field 50 85 10 clause of calibration error A second calibration strip has to be 50 3 measuring field LED Nr g o r measured Clean change reference field Table tab 22e Service Manual Miditron Junior J ID 1997491 MJ 1 2 February 2000 Page 122 13 Troubleshooting Positioning Error Lightbarrier Error Code Reason What to do 100 199 102 Timeout error of measuring head reference Check measuring head movement Check light barrier Perform adjustment procedure see chapter 7 Timeout error during movement from Check measuring head Check light reference position barrier Perform adjustment procedure see chapter 7 134 Timeout error during DC reference Check cross bar mechanism Perform movement adjustment procedure see chapter 7 140 Step loss during RUN IN Check change measuring head Perform adjustment procedure see chapter 7 CRC of adjustment position incorrect Change CPU board Perform adjustment procedure see chapter 7 CRC of stepmotor parameter wrong Change CPU board Perform adjustment procedure see chapter 7 Timeout error when starting cross transport Check cross bar mechanism Perform no LS signal adjustment procedure see chapter 7 See 170 cross transport is in front of light barrier See 170 cross transport is in front of reference LS 173 See 170 cross transport is in front
100. r paper as shown in Figs 34 to 37 refer to Section 4 5 You may then calibrate the analyzer refer to Section 6 Service Manual Miditron Junior J ID 1997491 MJ 1 2 February 2000 Page 26 Fig 37 4 Installation 4 5 Inserting Printer Paper The printer paper thermal paper is heat sensitive and must be kept away from direct sunlight and high temperatures Check that there is sufficient printer paper in the printer paper compartment To insert a new roll of printer paper follow one of the two methods below Method 1 Open the printer cover T Fig 34 ch 2 Remove the old core and any remaining paper 2 Fig 34 3 Place a new roll of paper in the printer paper compartment with the end of the paper pointing downwards and towards the printer Fig 34 4 Lift the lever on the printer 3 Fig 35 5 Cut off the end of the paper at an angle and insert it into the paper slot on the printer 4 Fig 35 6 Pull the paper through the printer and lower the lever 3 Fig 35 7 Feed the paper through the slot in the printer cover and then close the printer cover Fig 36 8 Press Line Feed to advance the paper Method 2 1 Open the printer cover Q Fig 34 2 Remove the old core and any remaining paper Fig 34 3 Place a new roll of paper in the printer paper compartment with the end of the paper pointing downwards and towards the printer Fig 34 4
101. rd control is integrated to the PCB Interface 20 The keyboard is connected to the PCB Interface via a plug 22 E a H A hae Pri Leen d Y Plug function Ww SIGNAL FUNCTIONS a M LLL DECIA CANA AE gt gt 22 s pa SS y pe LLL s retomen s pr perea cape x pa Table tab 17e Printer The printer control is integrated to the PCB Interface The printer is connected to the PCB Interface via a plug 24 Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 66 10 Electronics 10 3 3 Display The display 28 a LCD display has a line with 16 digits The display is connected to the PCB Interface with a plug 14 pin spring rail It is controlled by the PCB Main with 4 bit data and 3 control signals The contrast is ruled via a voltage factor on the PCB Main as well Fig 51 10 3 4 Printer The printer a SEIKO LP 1245 is connected to the PCB Interface with a plug 24 Here the printer control is also located The printer control has an internal clock A temperature measuring takes place in the printing head In case of overheating an error signal occurs and an error report is shown in the display The printer is supplied with electricity from the PCB Main via an additional cable Plug functions E Y eemedd Table tab 16e Electricity of approx 3A is available via a parallel connection of the fuses F 200
102. rface Junior H 1997513 30 board with cable PCB Main 1997424 30 bord compl with guide for chip card PCB Measuring Head 1702696 30 with light protection and clip Printer Junior H 1997505 30 with cable Reference Field Carrier 1702777 30 plastic part with reference field Service Manual Junior Il 1997491 30 English only Status LED 1702661 30 with cable and holder Suspension complete 1702688 30 upper and lower part with plastic guides Tooth Bar Measuring Head Unit 1702785 30 upper and lower plastic part with spring Top of housing 1997459 30 with cable clips Transport arm 1702637 30 plastic part only Tray 1702629 30 plastic part only User Program Chip Card 1997548 30 User Program II Chip Card 1997556 30 Table tab 8e Service Manual Miditron Junior J ID 1997491 MJ 1 2 February 2000 Page 127 14 Spare Parts 14 2 Part identification Fig 53 Cable to PCB Main to PCB Fig 43 Cable to PCB Measuring Head Interface 1997467 1702793 BE Fig 41 Carrier for Tray 1702769 Fig 48 Clip set 1709631 Fig 51 Display 1221817 Fig 28 Keyboard 1997432 Fig 46 Lightbarrier 1702572 Fig 57 Lid for printer 1997564 Service Manual Miditron Junior J ID 1997491 MJ 1 2 February 2000 Page 128 14 Spare Parts Fig 56 Motor Belt Drive Cross Transport Fig 45 Motor Measuring Head Unit 1997521 1997530 Fig 52 PCB Interface 1997513 Fig 47 PCB Main 1997424 Fig 42 PCB Me
103. rom clear language ext printer Setup menu Part 2 EX A a Paging Enter Patient ID Set Patld 13 digits Patld 10 digi l Paging Enter Paging Enter Set Coloro Off zem Je enge Color Auto Colour Paging Enter Paging EE Paging Enter Clarity Off Set Clarity On Enter Clarity Clarity Setup Paging Enter Paging L Combur 10M Set Combur 9M Test Strip Enter Pagi Enter Paging Se Parameter Setup e Units EE ma am Paging Enter Paging Set Set Flag Off Set Flag select On Flagging Paging Enter Paging X Enter Paging Enter Flagging Setup a d miro space Blank Lines in Printout Paging Enter SE Ee Enter Memory Ignore Memory Full Full Memory Paging Enter Paging Enter Service Manual Miditron Junior J ID 1997491 MJ 1 2 February 2000 Page 88 11 Software 11 2 4 1 Flow Diagram of Color Setup Set Color Off Set E Color Auto Paging i r Ente et Set Se lt Pagin Color Select En Set 5 Colors Paging Enter S ter Paging Enter Num Lock 4 Set Enter Num Lock 4 Paging amber Set Enter Num Lock4 Paoi Paging green Set Enter Num Lock d Paging
104. rter on the analog board is realized via counters three settable via software by partitioning the initial frequency of the micro control Plug functions ale umma C EX EN ES o frames 4 5V amplifier supply 5 LSSMREF signal LSSMREF Table tab 18e 10 3 9 LB Home Position Cross Transport The LB home position determines the home position of the cross transport The LB is connected to the PCB Main via a plug The timing to contact all 3 LBs and to measure the initial frequency of the U f converter on the analog board is realized via counters three settable via software by partitioning the initial frequency of the micro control Plug functions Pn Sena CS Fee 2 ES EN EN TR i 4 5V amplifier supply 5 LSDCPOS signal LSDCPOS Tabelle tab 13e Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 69 10 Electronics 10 3 10 Light barrier reference position cross transport The LB reference position determines the reference position for the movement of the cross transport The LB is connected to the PCB Main via a plug The timing to contact all 3 LBs and to measure the initial frequency ofthe U f converter on the analog board is realized via counters three settable via software by partitioning the initial frequency of the micro control Plug functions ew sona Jee EC SS EN ES o frames 4 5V amplifier supply
105. s power supply provides supply voltages of 5V to 12V to the instrument PTCs poly switches act as current limitation for both voltages The PTCs are resettable They turn on again once an error is corrected after responding The output voltage is connected to the rear of Miditron Junior JI via an 8 contact jack connection Fig 30 and a Fig 30 screened power cable of 1 m of length with a Western plug moulded on both sides and directly enters the Master Board The instrument is connected to the mains power via a mains cable with an appliance inlet plug The supplied version of the connecting cable has an integrated ferrite core at one end which is the end that has to be connected to Miditron AN Junior 17 Nominal voltage Adjusting accuracy i ratio 100Hz las Oscillation amplitude 120mV p p Ripple and Noise i Cut off of current approx 3 7A Ue 110V limitation approx 6 1A Ue 230V Table tab 19e Current limitation makes the ouput statically and dynami cally short circuit proof yet not permanently overload protected Longterm current overloads exceeding 1 5 times the nominal current may cause damage to the mains power supply Genuine short circuits will not cause damage however Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 60 10 Electronics S p SO ce la ratio 100Hz SEHR Oscillation amplitude lt 100mV p p Ripple and Noise
106. samples the display reads FAST MODE lt START gt After you have pressed Start you may dip and insert a test strip into the analyzer every 12 seconds The theoretical sample throughput is 300 tests per hour In Fast Mode there are up to 5 test strips incubating outside the analyzer Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 32 P Insert position Measuring head Measuring head Insert position 6 Operation 6 5 Principle movement of the Miditron Junior I Base Position E LLL S i Grid gt Insert Strip NE l Transport arm starts moving to the waste position moves upwards and back ouer the lt D rep cu waiting strip turns and moves downwards takes the strip with Waste to the measuring position The next strip can be inserted Measuring AGA i One e head moves A l gt over the strip c eRe field by field 4 leaded in y and z dimension from the transport arm After returning to the parking l i ee position over S 7 Ea gt the ref field the ree PE transport arm a Waste starts its next run pushes the measured
107. se the service PC is connected to the printer interface of Miditron Junior 7 by means of a null modem cable Connection set up Terminal program PC interface Baudrate 9600 Parity OFF Data 8 bit Stopbit 1 Protocol ASCII Control Xon Xoff Call the Service Mode see Chapter 7 The display reads Press Paging to select the display reading Press Set to select the INI Download function When the analyzer is ready to communicate the display reads The INI file can then be transferred from the service PC to Miditron Junior 77 Downloading is terminated with EOF End of File or by pressing Paging Service Manual Miditron Junior H ID 1997491 MJ 1 2 February 2000 Page 97 11 Software 11 5 1 Specification of the INI file identification first position Y last position parameter parameter name parameter upper lower case printing allowed except for texts empty lines allowed CR LF each parameter must be preceded by the appropriate block ID a semicolon in any position marks the beginning of a comment comments are valid to the end of the line blanks outside quotation marks and tabulators are ignored to be erased during loading texts may be within but need not texts that include blanks must be within in any position stand for End of File indentifiers each parameter must be entered in a new line after an INI file transfer errors are retransferred in an
108. sition essere essere essere erre 70 10 3 11 Motor Belt Drive Cross Transport vs sss sseesseesssees sees see essee esse esser ereenn 70 10 3 12 Motor Measuring Head Drive ssssssseeee esse esse sssseeesssseee essere essere eenn ee 71 10 4 Circ it Ee Te T 72 10 4 1 PCB ET 72 10 4 2 PCB En E 77 10 4 3 PCB Measuring Head oonccmccccnonnccccnnrrcnnrrnnncrcnrne rr 81 irf A aes ar eaa aae a aaea sees a aaeoa a a Spaai diaaa aai 82 11 1 OA T n bot tL oA LAE 82 11 2 Flow Diagram of Menu Selection ecce nnnnnn 83 11 2 1 Flow Diagram of the Worklist Menu eere nnn 84 11 2 2 Flow Diagram of the Working Mode Menu nne 85 11 23 Flow Diagram of the Reprint Menu enne nnn 86 11 2 4 Flow Diagram of the Setup Menu eese nennen nnn 87 11 2 4 1 Flow Diagram of Color Setup sss ssseesseeesseeessse ees ee essere esen eee renen 89 11 2 4 2 Flow Diagram of Clarity Setup sss ssseeesseeesseeessve esse ese ees sees renacer 90 11 2 4 3 Flow Diagram of Parameter Setup sssesssse esse ss vess resse esser esse eser ereer ennenen 91 Uh SEET 92 11 4 Software UP OAC score 92 11 4 1 Software update via chip cards esses 92 11 4 2 Software update via printer interface eese 93 11 5 Loading instrument settings via Download
109. ssssseee essere essere essere esse 50 9 1 12 LB Home Position 0 ccccceeeeeeeeeeeeeeee eee eeeeeeeeseeeneeeneeeseeaseseeeeeseeseeeeeeeeeeseeeeeeeees 51 9 1 13 Motor Belt Drive Cross Transport ss sesssse esse esse s eesse vesse res sees seen 52 9 1 14 Motor Measuring Head Unit assssssssseeeesssseseesssseeessssseee essere essere enesenn eenn 53 9 1 15 Tooth Bar Measuring Head Unit eere 54 9 1 16 Carrier fOr tray iii ia 55 9 1 17 Reference Field Carrier esse essere ereenn eee 56 9 1 18 Crossbar complete nmcminnncccnninnnnncceninrnnrerrn rc 57 91 19 Cross Iranspott Eer innen Ee E 58 10 Electronics c aaea eaaa aaiae raa daaa aaa fiaira aaaea iniiai 59 10 1 Overview Electronics a ENEE 59 10 2 Power SUP Ply iiie eid ixi iix cd is 60 10 3 Electronic modules eiecit reri rn natio haa taste aseza anar 62 1031 POB IEEE 62 10 3 2 gt PCB Interface ii ia 65 10 3 3 KE UE 67 10 34 Primer neaei A EEEa AERE d eniLTDnELeIBNSSeeM 67 10 3 5 Status LED accion irridet uH EE 67 A EEEE ENEA E 68 10 3 7 PCB Measuring Head sss sssseesseeessseessseeesseressrennreenne esen enrere 68 10 3 8 LB Measuring Head Home Position eee 69 10 3 9 LB Home Position sse sssvozzyyeosgotks syarat rre 69 Service Manual Miditron Junior J ID 1997491 MJ 1 2 February 2000 Page 3 11 12 Table of contents 10 3 10 LB reference po
110. sted before it changes to the Normal Mode If an error is detected in the course of a software update an error no xx xx 1 12 is displayed A description of the error codes is given in Chapter13 Attention If the previous software has been deleted it will be necessary to load an update Otherwise the analyzer will not be operational Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 95 11 Software Flow Diagram of the SW update Printer Interface Connect PC and Junior Il Power on 3308 amp Enter Software Update Enter Source PC Set Source i ROM Card Enter Erasing Program Send binary File or First HEX File Loading Program Send Second HEX File Send Third HEX File Service Manual Miditron Junior 77 ID 1997491 MJ 1 2 February 2000 Page 96 SET Protocol Analyzer is in the Service Mode SET INI Down oad INI Download can be selected Communicating Analyzer is ready to communicate 11 Software 11 5 Loading instrument settings via Download All instrument settings variable parameters as well as the texts can be downloaded via the printer interface To do so edit an INI file in the ASCII mode Sections are described via keywords in square brackets e g Setup Loading of the INI file via the interface takes place in the Service Mode by means of a terminal program e g Telix For this purpo
111. sult Space Datum of result Space time of result Space color left handed orientated Space turbidity left handed orientated Space End character Checksum 1 Checksum 2 Return 12 6 6 Protocol SPE E Data Data protocol Miditron Junior 7 Byte Nr for 13 5 17 19 23 25 32 34 38 40 235 meaning Pat Id length STX SPE E SP Pat ld results comment Start character Frame character 3B46 5 Block D E 4546 Space length 10 or 13 as chosen in Setup Space Sequenz Number of result Space Datum of result Space time of result Space results End character Check sum 1 Check sum 2 Return Service Manual Miditron Junior 17 ID 1997491 MJ 1 2 February 2000 Page 111 Transmitter Byte Nr for 10 1 2 3 4 5 14 15 16 17 18 19 Byte Nr of 10 Id 37 49 50 60 61 80 81 92 93 112 113 132 133 152 153 172 173 192 193 212 213 232 example Byte Nr for 10 Id 37 49 50 60 61 80 81 92 93 112 216 Byte Nr for 13 Id 40 53 64 84 96 12 Interface 12 6 7 Protocol SPE A Pat Id Data protocol Pat Id meaning explanation Pat Id length STX Start character SPE Frame character 3B46 5 A Block D D 4146 SP Space Pat Id length 10 or 13 as chosen in Setup SP Space ETX End character CS1 Check sum 1 CS2 Check sum 2 CR Return 12 7 Format of results data field
112. suring head to its reference position with timeout surveillance After that the cross transport is moved to its reference position with timeout surveillance When here a timeout occurs the system is stopped The printer test checks the BUSY signal of the printer with timeout A non printable figure is sent to the printer and the ACK signal is checked The timeout has to be selected in a way that the Power on test of the printer can still be completed push LF when switching it on In case an error occurs this is only shown on the LCD The system remains ready for measurement 13 2 Repairable errors during normal mode Repairable errors in the normal mode are operation errors primary movement errors count errors and calibration errors Operation errors of the user are wrongly respectively not inserted strips during adjustment calibration and measurements These errors are detected These errors are always shown on the display on the HOST and printed in case of adjustment and calibration After this a repetition of the action has to be offered to the user During measurment in abort is initiated Primary movement errors are timeout errors of the cross transport and step losses of the measuring head drive Here the action is always stopped and it is tried to lead the instrument back to a defined condition via reference movements The measurement results are dismissed Count errors occur when the measurement results are outsid
113. t of a warranty request for A parts RD G will credit 100 of the currently effective ex MA price In case the manufacturer does not accept the warranty request the countries will be charged lateron with the R price for R parts and the new price for non R parts RA form Return Authorization Please answer all the questions on the RA form with the greatest care and sign the form Country code Problem date Type of instrument Serial no of the instrument Installation date of instrument Defective instrument or spare part Part number and material number of the spare part Old new serial no Fault description Alarm code Service workshop report no In case of instrument out of warranty Installation date of spare part All returned parts should be individually labeled with the corresponding HA no and shipped together with the completed RA form to Roche Diagnostic Mannheim GmbH Logistic Instruments RA Management Friedrich Ebert Str 100 D 68167 Mannheim Germany Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 23 3 Introduction RA form In the following please find important hints on how to fill in the RA Form correctly ROCHE DIAGNOSTICS MANNHEIM GmbH Friedrich E bert Strasse 100 Telefon 49 621 759 81 84 D 68167 Mannheim Fax 49 621 759 80 93 Germany Return Authorization No Country code Date Instrument Serial No
114. t of the instrument Exchangeable components Tray including waste container 2 Dismantling Pull tray 2 forward out of the instrument Fig 12 Assembling Push tray 2 from the front into the instrument until it snaps in Service Manual Miditron Junior H ID 1997491 MJ 1 2 February 2000 Page 41 9 Mechanics 9 1 3 Top of housing The top of housing 3 is connected to the lower casing 33 with 6 screws 4 Exchangeable components Top of housing 3 Dismantling Remove transport arm see chapter 9 1 1 Remove tray see chapter 9 1 2 Take out paper roll 5 Remove 6 screws 4 of the lower cacing 33 Remove top of housing 3 Watch for cable connections between top of housing 3 and PCB Main 9 Plugs or cables could be damaged Loosen 2 cable connection 6 and 7 from the PCB Main 9 Carefully first remove the metal clamp 8 of the flat cable 6 The metal clamp 8 is hard to remove Do not pull the cable AS 1 Assembling Make two cable connections 6 and 7 to the PCB Main 9 Mount metal clamp 8 to protect flat cable 6 Puton top of housing 3 and screw on with six screws 4 Adjustment An adjustment is not necessary Fig 17 Service Manual Miditron Junior J ID 1997491 MJ 1 2 February 2000 Page 42 Fig 20 Mechanics 9 1 4 PCB Main The PCB Main 9 is screwed to the base p
115. tain parameters are improved through the use of two different wavelengths The third LED is for future options Parameter Measuring Wave length nm Specific Gravity 620 pH 557 and 620 Leukocytes 557 Nitrite 557 Protein 557 Glucose 557 Ketone 557 Urobilinogen 557 Bilirubin 557 Erythrocytes 557 and 620 Color 557 and 620 The photometric reflectance measurement for all of the parameters is carried out after an incubation time of 60 seconds As with earlier urine analyzers from Roche Mann heim allowance for intrinsic urinary colour which is a recognized interfering factor is made through measurement of a blank reagent pad the so called compensation pad Upon immersion into the urine sample the compensation pad absorbs the sample liquid and assumes the intrinsic colour of the urine Measuring the compensation pad helps prevent false positives when the urine sample is strongly coloured In strongly alkaline urine samples Miditron Junior 7 automatically corrects the result obtained when the test pad for specific gravity is read Miditron Junior 7 reads the strip and determines urine colour by evaluating the compensation pad The settings necessary for this are selected in the Setup menu Whether the colour is to be printed together with the results is also defined in the Setup menu Service Manual Miditron Junior 17 ID 1997491 MJ 1 2 February 2000 Page 16 3
116. tate of knowledge existing at the time of introducing the Miditron Junior Il on the market Any important changes will be taken into account in the next edition of this manual The packaging leaflet should be regarded as authoritative This service manual was created for the telephone service and technical service staff The operation manual contains special information for the telephone service 1 2 Mailing telephone address Service department DA ST Telephone 49 0 621 759 3227 Fax 49 0 621 759 3985 Hot line logistic RA Telephone 49 0 621 759 8094 Fax 49 0 621 759 8093 When calling from outside Germany add the international dialing code at the beginning and omit the first 0 Service Manual Miditron Junior J7 ID 1997491 MJ 1 2 February 2000 Page 7 1 General Note A 1 3 Security advice Please carefully read the paragraphs marked by a warning triangle This instrument was constructed in accordance with DIN VDE 0750 Part 1 DIN IEC 601 Part 1 Medical Electrical Equipment Part 1 General Requirements for Safety and checked to meet all technical demands on safety before leaving the factory The instrument received the GS Gepr fte Sicherheit safety tested label for meeting the safety requirements of the VDE Verein Deutscher Elektronik Hersteller Society of German Electronics Manufacturers and meets the requirements of the MedGV Medizinische Ger
117. terface lees eere esee eere nennen nennen 135 16 3 Barcode reader interface 11 eeeeeei esie essere eenn enne 135 Routine Care and Cleaning essere enn 136 nbWEC IUDCI TT Eee 136 17 2 e TT WEE 136 Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 5 Short operating instructions Directions in Brief N Please read carefully the sections marked with this symbol in the margin Miditron Junior J is designed for ease of use To carry out routine strip measurements in Normal Mode sequential reading with automatic consecutive numbering proceed as follows Switch on Miditron Junior You see displayed Empty Waste Tray Please empty the waste tray Please empty the waste tray Once the waste tray is empty and the self check has finished the analyzer is ready You see displayed READY START The analyzer is ready to measure 1 Press Start and follow the display messages 2 When the status LED flashes green and the beep tone sounds Dip Strip 1 is displayed briefly dip the test strip in the urine sample for about 1 second and then remove it again drawing the edge of the strip over the rim of the specimen container to wipe off excess urine 3 While the status LED is green you may insert the test strip reagent zones upwards into the insertion area between the two guides on the leading edge of
118. to read as long as there are valid calibration values stored in the analyzer Calibration every 2 weeks is recommended If calibration cannot be carried out for any reason e g because there are no Control Test M calibration strips available you can bypass the calibration procedure and continue reading by pressing lt Start gt at the Please Calibrate prompt Miditron Junior II then uses the stored calibration values to carry out further readings Note In this case Calibration is necessary will be printed on the results report accuracy of results if the analyzer has not been Roche Mannheim can give no guarantee as to the IN calibrated Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 30 Fig 60 6 Operation 6 1 Overview Miditron Junior is extremely easy to use For normal routine reading of test strips Normal Mode simply press Start to begin reading when you see READY lt START gt The user is guided by display messages and the status LED The status LED appears in one of three states Red Read display messages Flashing green Dip atest strip Green Insert the test strip There is also a choice of three operating modes further details see Operators Manual Normal Mode Accelerated Mode Fast Mode When dipping a test strip in the sample always ensure that all of the test pads are completely covered Place the test strip with its test
119. ut a plausibility check on the light that is reflected If the strip is not properly positioned under the measuring head Miditron Junior JI prints an error message Reading is done electro optically as follows Analog to Digital Converter Microprocessor Concentration Result An LED 1 flashes light of a defined wavelength at an optimum angle onto the surface of the test pad 2 The light hitting the surface is reflected with an intensity that is dependent on the colour of the test pad and is received by a photodiode detector 3 positioned directly above the test pad The detector sends an analogue electrical signal to the analogue to digital converter 4 which converts it to a digi tal figure The microprocessor 5 corrects the digital figure based on a value from an internal reference pad and converts it to a relative value by scaling to a calibration standard and then computes the absolute reflectance value Service Manual Miditron Junior 7 ID 1997491 MJ 1 2 February 2000 Page 15 3 Introduction The semi quantitative concentration result is determined by comparing the absolute reflectance value with the so called range boundaries constant parameter specific reflectance values stored in the analyzer Results can be printed out saved in memory and sent to a computer The wavelengths of the LED s used to measure each of the urine test strip parameters are listed in the table below The results of cer
120. wnload completedt expected end of identification section missing Wee aana exceeds number de berg sss 7 hozan ponumber ho parameter name umber of steps must be 2 or nore Rumberwohg aumeerareadyexss ate expected d mmj flaging exceeds number of steps ine ignored ng 2 c 3 o o los o 9 o A D o o 3 c o En c o m o c 3 o poj o 3 c 3 o o en o 9 o D o o o o o number too high number of steps too low arameter SI ARB missing parameter SI ARB missing string too long me expected hhmm i Improper flagging is turned off O a 2 o 2 o D a gt Di pS 2 Q a gt c 2 D a o Table tab 32e Service Manual Miditron Junior J ID 1997491 MJ 1 2 February 2000 Page 120 13 Troubleshooting 13 5 List of all error codes Worklistful Worklist full 75 entries Table tab 21e Service Manual Miditron Junior J ID 1997491 MJ 1 2 February 2000 Page 121 13 Troubleshooting Repairable Error Error Code Reason What to do 1 99 1 Step loss on measuring head transport MEE OOt Dark counts not within value range MEE Out of range I Concentration range not chosable MEE EU EMEN Light counts exceed value range MEE 7 One or more sollint values are lt 60 or gt 80 EA 7 10 45 196 clause of calibration error A second calibration stri

Miditron® Junior II - Frank`s Hospital Workshop

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Miditron&reg; Junior II - Frank`s Hospital Workshop

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Miditron® Junior II - Frank`s Hospital Workshop