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TR800 Service Manual

1. DIP switch settings DIP Switch S01 1 S01 2 S01 3 S01 4 S01 5 S01 6 S01 7 Sot 8 501 9 So1 10 Factory Default OFF OFF OFF ON ON OFF OFF OFF OFF Table 7 1 Basic Adjustments See Logic Board Adjustment at Adjustment Description section for further instructions Hi YT TR 800 Service Manual Bi directional Repeater Main Radio Programming 1 Read the Main radio and Slave radio The red LED flashes and then follows the green LED 2 After the radios are read select Zone Information of Main from the opening HR800E Tree View window 3 Enter the receive frequency for the main radio of the bi directional repeater in Rx Frequency MHz area 4 Select the signaling encode based on the type of operation that is required None CTCSS CDCSS 5 Enter the transmit frequency for the main radio of the bi directional repeater in Tx Frequency MHz area 6 Select the signaling decode based on the type of operation that is required None CTCSS CDCSS 7 Select the power output level through a dropdown arrow button Three levels High Middle and Low power can be chosen based on your application and local regulatory requirements 8 Select a Narrow bandwidth or a Wide bandwidth as defined by the radio licensing authority You have the choice of 12 5kHz for narrow bandwidth and 25kHz bandwidth at the moment 9 S
2. Main TM800 136 174MHz Slave TH800 136 174MHz com 2006 11 28 7 Figure 7 14 21 Click the AUX Information tab 22 Click the dropdown arrow button next to AUX3 to select External PTT Input 23 Click the dropdown arrow button next to AUX5 to select Rx Tone Output Your screen should appear similar to Figure 7 15 33 Hi YT TR 800 Service Manual a HR800E Programming Software Optional Features Hain BAX File Model Edit Program Setup View Window Help x Denam TR800 x Option Function 1 Option Function 2 AUX Information _ TRe00 AUX Mic Mute tain aunt rons ae J Zone Information 2 Optional Features AUX2 none o FM g GU AUX3 External PTT Input UART ave Zone Information AUX4 None UARTO None v Optional Features _ Embedded Message AUXS RX Tone Output bef UARTI None ua g be o Information AUB None de uplex I General AUXT None X m Connect to Modulation Line Connect Disconnect Disconnect Connect Disconnect Disconnect Main TM800 136 174MHz Slave TM800 136 174MHz comi 2006 11 28 Figure 7 15 Slave Radio Programming 24 25 26 27 28 29 30 Close the Optional Features window of Main Select Zone Information of Slave from the opening HR800E Tree View window Enter the receive frequency for the slave radio of the bi directional repeat
3. anom mnn SS SSeS ooo ooo OOo LCD Icon Description Indicator Description 1 Displays zone channel number 2 Displays zone channel name up to 12 alphanumeric eat aa characters preprogrammed by your dealer 3 Displays channel frequency 4 Displays preprogrammed function 1 Displays zone channel number DOG 2 Displays transmit power level the 4 digit H M L 3 Displays preprogrammed function A Appears when the current channel is already in use TR 800 Service Manual Appears when the Monitor key is pressed to disable CTCSS CDCSS DTMF 2 Tone 5 Tone decoding Appears when the repeater is unmuted upon the Monitor key is pressed A Indicates the future development feature SCAN Appears while repeater scanning CALL Appears when transmitting a selective call Appears when a message is received Reserved JE Reserved LED Indicator LEDs indicate real time radio status shown as the following table LED Description Indicates Lights while the main radio is transmitting 2 Flashes while the main radio is receiving Tx Red 3 Flashes while the main radio is monitoring channel activities 4 Flashes while programming the main radio Lights while the slave radio is
4. Zone Edit tab on bottom right corner of the window 9 Click the down arrow button next to the Time Out Timer TOT s display Each click will change the time by 15s For repeater use reduce the time to off to disable the TOT Your screen should appear similar to Figure 7 2 fi HR800E Programming Software Zone Edit Hain BAX 6 File Model Edit Program Setup View Window Help 18 DES MIM TR800 x E TR800 LJ Main Zone Information Optional Features Radio Information E Slave Zone Information Optional Features Time Out Timer TOT s Off E Embedded Message TOT Rekey Time s Off Radio Information y is E Duplex TOT Reset Time s Off E General Ready Main TMB00 136 174MHz Slave TM800 136 174MHz COM1 2006 11 28 Figure 7 2 21 Hi YT TR 800 Service Manual 10 Close the Zone Edit screen and back to the Zone Information window 11 Click the Channel Edit tab on bottom right corner of the window 12 You can check or re edit the Rx Tx frequency CTCSS CDCSS decode and encode Power level as previously entered on the Zone Information window 13 Check any other special programming requirements in the appropriate selection box Your screen should appear similar to Figure 7 3 E HR800E Programming Software Channel Edit Hain Joey qj File Model Edit Program Setup View Window Help 18 X DES MGM
5. deep cycle or a similar term Automotive batteries are not designed for this service and should be avoided Battery Capacity 49 Hi YT TR 800 Service Manual To determine the capacity for the battery or battery bank you must know or at least estimate the longest period of time that the repeater is expected to operate on this back up power source Also the percentages of time the repeater is expected to transmit and receive standby must be factored in Personal experience or that of others may give you a close approximation If all else fails assume a standard eight 8 hour shift operating solely on the battery with an extra hour before and another on after the shift Ten 10 hours makes the calculation easy The transmit and receive standby times can be set equal 50 usage The capacity of the battery is rated in Ampere hours Ah and is called C or 1C This is not to be construed as the amount of current that may be drawn from the battery in an hour of time Typically battery manufacturers rate battery capacity based on the current drawn over a five 5 ten 10 or twenty 20 hour period In terms of capacity these are referred to as 0 2C 0 1C and 0 05C rates respectively They are not linearly related doubling the current drain will most likely reduce the time available by more than half Ambient temperature has a profound effect on the battery capacity At 200 only 4 degrees below zero Fahrenheit appr
6. Adjust the level of the communication test set or generator until the slave radio emits a weak signal 12 Increase the level of the communication test set or generator by approximately 20dB 13 Adjust the tuning screw of the duplexer for the greatest rejection of the signal This will appear as a noisier signal If necessary 13A Slightly loosen the locking nuts of the tuning screws to allow the tuning screws to turn more freely but not sloppy and 13B Increase the level of the communication test set or generator to maintain an audible 1kHz tone 14 Repeat steps Step 12 Step 13 Step 13a and Step 13b for each of the tuning screws on the duplexer Begin with the tuning screw closest to the antenna port and move in order toward the tuning screw closest to the slave radio port 15 Tighten the locking nuts of the tuning screws To avoid damage to the tuning screws and to allow fine tuning of the duplexer do not over tighten the locking nuts 16 Repeat Step 13 Step 13a and Step 13b to fine tune the slave radio section of the duplexer 48 Hi YT TR 800 Service Manual Overview The battery revert is an integral part of the power management system in the TR 800 repeater housing This accessory allows you to cable your unit to a back up battery which will engage in case of a power outage Safety Instructions Warnings Batteries used to power the repeater stations contain great amounts of stored energy Use caution when
7. M3 0X6 0 O that secure the rear plate using a screwdriver shown as Figure 5 Remove the two RF cables of both radios and connecting cable of the fan then remove the 3 power jumper cables that connecting AC socket with switch power using a screwdriver and that s all for you to get prepared to remove the rear plate Installing the rear plate as the reverse steps Hi YT TR 800 Service Manual Figure 5 Removing and Installing the Radio 1 Remove the screw M4 0X6 0 O that secure the thermistor sensor using a screwdriver shown as Figure 6 Use a screwdriver to remove the eight screws M3 0X6 0 O that secure the bracket of radio shown as Figure 6 Remove the bracket O shown as Figure 6 and remove the 2 signal cables and 2 power cables of both radios Remove the eight screws M4 0X6 0 O that secure both radios using a screwdriver and then remove both radios O shown as Figure 7 Install both radios as the reverse steps Ys SA 2 RY apt Figure 6 Figure 7 Removing and Installing the Housing 1 Remove the six screws M3 0X6 0 that secure the housing using a screwdriver to remove the housing L shown as Figure 8 58 Hi YT TR 800 Service Manual 2 Install the housing as the reverse steps Y Figure 8 Removing and Installing Switch Power 1 Remove the four screws M4 0
8. Slave BAX Eile Model Edit Program Setup View Window Help x Ose SM 7m TR800 x Option Function 1 Option Function 2 AUX Information TRe00 AUX Mic Mute i Main AUX None r Zone Information Optional Features AUK2 None X FM g Padio nformatie aux3 External PTT Input UART ave Zone Information AUX4 None UARTO None v 7 Optional Features _ Embedded Message AUXS Rx Tone Output X UART None X g aen o Information AUKB None tC upl ex _ General AUXT None X r Connect to Modulation Line Connect Disconnect Disconnect Connect Disconnect Disconnect ma e Ready Main THB00 136 174MHz Slave TM800 136 174MHz comi 2006 11 28 Figure 7 19 43 Close the Optional Features window 44 Select General of Duplex from the opening HR800E Tree View window 45 Click the up arrow button next to the Scan Gap Time ms display Each click will change the timer by 50ms For repeater scan application select an appropriate time interval depending on field test If necessary change the Dropout Delay Time s by 1 second step as per your requirement Note that repeater scan is only active when RPT is enabled and OPT is disabled via front panel button configuration 46 Click the dropdown arrow button to select a desired Repeater Hang Time in 1 second step Your screen should appear similar to Figure 7 20 38 Hi YT TR 8
9. TR800 x U TREOO Channel f1 oa pd gt U y RX Frequency MHz fissiso00 Scrambler nina Feat TX Frequency MHz 155 15000 Beat Shift das S An AFORRAR CTCIDCS Decode ma d Compander Zone Information CTCDES Encode 1 9 gt Optional Features Ts Embedded Message me Radio Information TX Power Low g Duplex O General WideNarrow Wide X Busy Channel Lockout None v Optional Signalling Decode Carrier gt Squelch Mode cremes X Main TM800 136 174MHz Slave TM800 136 174MHz com 2006 11 28 Figure 7 3 299 Hi YT TR 800 Service Manual 14 Close the Channel Edit screen and the Zone Information window 15 Double click the Optional Features selection of Main from the opening HR800E Tree View window 16 Click the Option Function 1 tab 17 Check the Ignition Sense box to enable the Setup Knockdown function Click the down arrow button next to the Timed Power off display Each click will change the time by 1hour h or 1minute m For repeater setup knockdown decrease the timer to O h O m Your screen should appear similar to Figure 7 4 HR800E Programming Software Optional Features Hain Woe CE Este Model pdit promen Setup View Hindov Help 5x Ds SM 7m TR800 EX Option Function 1 Option Function 2 AUX Information sa f q a TRE Welcome V Off Hook Horn Alert 3 V PTT Releas
10. in minutes 3 minutes Therefore Cop 5x 12x E 2x l 3 3 Cop 55 Now how big is it Let s consider the rated battery capacity C as a function of the Cop calculated above An approximation to the rated battery capacity can be calculated with the following equation 0 1 C Cop dE Top C Rated battery capacity in Ampere hours A h Where Tcr Rated battery discharge time in hours usually 5 10 or 20 hours Top Time in hours that the repeater will be operating on the battery 0 1 Raise the term Tcr Top to the 0 1 power A scientific calculator or the functions in a spreadsheet program can be used to solve the equation For our example let s consider the 55 A h operating capacity over 5 hours of operating on battery and rated battery discharge times of 5 hours 10 hours and 20 hours 1 Ter 5 hours co C 55 A 55 A h 0 2C battery would provide the required energy at room temperature environment 2 Tcr 10 hours cof 51 Hi YT TR 800 Service Manual C 59 A 60 A h 0 1C battery would provide the required energy at room temperature environment 3 Tcr 20 hours cor C 63 2 A 65 A h 0 05C battery would provide the required energy at room temperature environment Remember that the above calculations are approximate Different discharge rates yield different end of discharge cell voltages which were not taken into account The battery revert module is designed to dis
11. on by Q0108 via the C0101 R0103 timing circuit The push to talk PTT input of the slave radio pin8 of J4 Slave is pulled low by Q0101 and keys the transmitter The Rx LED CRO105 will briefly flash during the moment that Q0101 is conducting Forward Audio Routing U0103A U0104A U0104D and U0105A The audio gate U0104D quarter of an analog switch BU4066B enables and disables the audio from front panel MIC audio input U0104D is turned on with an active dc level high driven at the output of NAND gate U0103A 3 by the front panel PTT input The slave radio audio output from pind of J0104 Slave is routed to a potentiometer RV0101 The output of RV0101 is applied to another switch U0104A U0104A is enabled once a valid signal is received and will route the audio to transmitter The external audio input ACC Relay audio is routed to another potentiometer RV0103 The output of RV0103 is applied to the second half of U0105 an operational amplifier NJM2904 U0105A R1106 and R0118 make a buffer amplifier for the link audio All the forward audio will mix together and route through S0101 5 to the main microphone transmitter audio pin2 of J0106 Main Reverse Audio Routing U0104B and U0104C Part of front panel MIC audio is routed to the input of U0104B quarter of the analog switch BU4066B The output of UO104B is also controlled with an active low input by the front panel PTT Audio present on pind of J0102 Main
12. unable to transmit with palm with SETUP microphone or SCAN state i microphone or test cable disabled test cable pushbutton l l connected only receives i e only slave radio works and receive only 44 HT Power Management Board Adjustment Test Apparatus 1 20A 30V Power Supply 2 Analog ammeter 3 Digital Voltmeter 4 12V lead acid battery not fully charged Circuit detect and temperature control test Connect CN0201 To Power Supply and CN0204 To Ext Battery with DC power output 13 8V respectively TR 800 Service Manual 1set 1set 1set 1set Item Condition Measure Adjustment Instrument Point Point Method Specification Remark AC to over voltage DC detect Digital voltmeter CR0219 CN0201 Increase or decrease the voltage input Gradually increase the voltage of CN0201 to 16 4V the protection circuit will drive KRO1 to revert to DC power supply Decrease the voltage of CNO201 to 13 4V and return to AC power supply AC mains fail detect CR0219 CN0201 Close or open input voltage Remove the voltage of CN0201 driving KRO1 to revert to DC power supply with CR0219 illuminates Apply voltage to CN0201 KRO1 is activated then return to AC and power supply with CR0219 goes out Battery low detect Close CN0201 voltage Digital voltmeter CR0219 BAT LOW CN0204 Rai
13. Hi YT TR 800 Service Manual Programming the Radios 3 Adjust the level of the communication test set or generator until the main radio emits a weak signal 4 Increase the level of the communication test set or generator by approximately 20dB 5 Adjust the tuning screw of the duplexer for the greatest rejection of the signal This will appear as a noisier signal If necessary 5a Slightly loosen the locking nuts of the tuning screws to allow the tuning screws to turn more freely but not sloppy and 5b Increase the level of the communication test set or generator to maintain an audible 1kHz tone 6 Repeat steps Step 4 Step 5 Step 5a and Step 5b for each of the tuning screws on the duplexer Begin with the tuning screw closest to the antenna port and move in order toward the tuning screw closest to the main radio port 7 Tighten the locking nuts of the tuning screws To avoid damage to the tuning screws and to allow fine tuning of the duplexer do not over tighten the locking nuts 8 Repeat Step 5 Step 5a and Step 5b to fine tune the main radio section of the duplexer Tuning the Slave Radio Section Tuning the slave radio section of the duplexer begins with the tuning screw closest to the antenna port of the duplexer 9 Adjust the frequency of the communication test set or generator to that of transmit 10 Place the slave radio on the receive frequency mode defined in Step 2 under Programming the Radios 11
14. ON ON ON ON ON OFF ON Table 7 2 Basic Adjustments See Logic Board Adjustment at Adjustment Description section for further instructions TR 800 Service Manual HT Parts List 1 Logic Board Unit Parts List 1 Power Management Board Unit 40 HT Adjustment Description Logic Board Adjustment TR 800 Service Manual Test Apparatus 1 20A 30V Power Supply 1set 2 Ammeter set 3 Digital Voltmeter 1set 4 Test Jumper Cables mating with test ports of TR 800 and the communication test set 5 Communication System Analyzer Such as HP8921 series 1set Adjustment Radio Configuration Use HR 800E to program the TR 800 Table O and table O illustrate the factory default settings in a general operation mode The Ignition Sense Time of main radio defines time delay from SETUP to KNOCKDOWN Table Radio Programming Preset Item Main Radio Slave Radio AUX3 I O Ext PTT Ext PTT AUX4 I O Rx Carrier Tone Rx Carrier Tone AUX5 I O Rx Tone Carrier Rx Tone Carrier Horn Alert Logic NA 1s Ignition Sense OhOm NA Drop Out Delay 3s Scan Gap Time 300ms Repeater Hang Time 2s Table O Logic Board Switch Configuration S01 1 01 2 ON OFF Toggle Switch S01 3 S01 4 S01 5 501 6 S01 7 Sot 8 S01 9 S01 10 OFF ON ON ON ON ON OFF ON Factory Default Test Procedure a Base Station Mode Make
15. Q0111 is used to prevent the simultaneous active state on PTT and Rx Carrier signal of J0102 Main which possibly causes unwanted tie condition of keying of both radios Accessory D SUB 15pin receptacle J0103 Acc The accessory D Sub J0103 ACC is connected to J0102 Main and J0104 Slave to supply Rx audio and PTT for linked radios repeaters or external controllers Receive audio and PTT activation from the linked facilities are applied to the repeater for transmission Display Unit U0110 PB01 PB06 K02 Q0113 and Q0118 All the functional triggers of enable and disable come from keypad PBO1 to PBO6 KO2 is an encoder switch for front speaker audio output adjustment A high output from pin37 of CPU U0110 will turn Q0119 on driving the base of Q0118 to go low The backlight LED for the keypad CR0O107 CRO108 CRO111 CRO114 illuminate Another backlight driver Q0113 is controlled by Q0114 through the output from pin17 of U0110 Peripheral Circuitry U0108 U0109 KROO and KRO3 Operating power bus for all the electronics originates from the switch power 13 8Vdc output pin9 of J0107 Slave and goes through U0109 and U0108 to obtain the reference voltages of 9Vdc and 5Vdc KROO is a DPDT relay driven by transistor Q0123 The output from pin25 of U0110 will turn on off Q0128 which activates relay KROO to toggle the front speaker audio routes from slave radio or from main radio KRO3 is another SPDT relay for au
16. arrow button next to AUX5 to select Rx Tone Output Your screen should appear similar to Figure 7 9 Py HR800E Programming Software Optional Features Slave ki File Model Edit Program Setup View Window Help EEEL mx TR800 x Option Function 1 Option Function 2 AUX Information _ TR800 AUX Mic Mute Main AUX1 None gt r Zone Information Optional Features AUX2 None rm i g _ Information AUX None SCS SY a Zone Information AUX4 None UARTO None A Optional Features _ Embedded Message AUXS RX Tone Output UART1 None Radio Information auxe nons e E Duplex E General AUX None Connect to Modulation Line Connect Disconnect Disconnect Connect Disconnect Disconnect em eeo Ready Main TMB00 136 174MHz Slave TM800 136 174MHz COM1 2006 11 28 4 Figure 7 9 36 Close the Optional Features window 37 Select General of Duplex from the opening HR800E Tree View window 38 Click the up arrow button next to the Scan Gap Time ms display Each click will change the timer by 50ms For repeater scan application select an appropriate time interval depending on field test If necessary change the Dropout Delay Time s by 1 second step as per your requirement Note that repeater scan is only active when RPT is enabled and OPT is disabled via front panel button configuration 39 Click the dropdown arrow button to
17. click the Optional Features selection of Slave from the opening HR800E Tree View window 31 Click the Option Function 1 tab 32 Select the squelch level for your field application by clicking the up or down arrow button next to SQL display 33 You can enter a Power On Text that will be displayed such as TR 800 Rpt Your screen should appear similar to Figure 7 8 HR800E Programming Software Optional Features Slave BAX Kj File Model Edit Program Setup View Window Help PE Deus mam TR800 x Option Function 1 Option Function 2 AUX information J Main sal 5 Off Hook Decode He Information Power On Text TR G00 Rpt Off Hook Horn Alert E Optional Features PTT Release Tone EE Radio Informativa Main LCD Display Channel Number sA Ho Fy vane ESSEN Sub LCD Display Channel Number r i j i A 2 Optional Features Icon LCD Display TX Powver HMAL z Scrambler BackUp __ Embedded Message Radio Information Horn Alert Logic Until Reset oa Compand BackUp H Duplex fome Channel Type BCL Override E General Ignition Function i CTCSS Tail Reversal I Ignition Sense 120 Degrees Timed Power Off H h m 180 Degrees em to Main TM800 136 174MHz Slave TMB00 136 174MHz com 2006 11 28 Figure 7 8 27 HT 34 Click the AUX Information tab TR 800 Service Manual 35 Click the dropdown
18. for any reason To avoid electromagnetic interference and or compatibility conflicts do not operate your repeater when you are near 380V AC mains or above For vehicles with an air bag do not place a repeater in the area over an air bag or in the air bag deployment area Air bags inflate with great force If a repeater is placed in the air bag deployment area and the air bag inflates the repeater may be propelled with great force and cause serious injury to occupants of the vehicle Turn off your repeater prior to entering any area with a potentially explosive atmosphere To avoid possible interference with blasting operations turn off your repeater when you are near electrical blasting caps in a blasting area or in areas posted Turn off two way radio Obey all signs and instructions Do not charge your back up battery in a potentially explosive atmosphere Do not expose the repeater to direct sunlight over a long time nor place it close to heating source Do not place the repeater in excessively dusty humid areas nor on unstable surfaces Hi YT TR 800 Service Manual Connect to the lightning arrester prior to the antenna which is installed outdoors and the chassis or equipment housing must be connected to an absolute earth ground to minimize any possible shock hazard from lightning strike Please make sure no stress on the antenna joint during transportation or installation Caution This equipment generates uses
19. knob 00 RoHS 1 3 6201066000000 Inner liner knob 00 RoHS 1 4 6000232000010 LCD lens 00 RoHS 1 5 6000222000000 SETUP button 00 RoHS 1 6 5403000000040 HYT LOGO aluminum 00 RoHS 1 7 7500068000000 LCD sponge 00 RoHS 1 8 7400048010000 Grill cloth 58 35mm 00 RoHS 1 9 6100182000000 Speaker PORON cushion 00 RoHS 1 10 5001020000000 Speaker RoHS 1 11 6201176000000 Speaker tabletting O0 RoHS 1 12 1302008000000 Control board RoHS 1 13 3307110600020 LED L 483IDT red RoHS 1 14 3307110600010 LED L 483GDT green RoHS 1 15 3307110600050 LED L 483EDT orange RoHS 1 16 3307110600030 LED L 483YDT yellow RoHS 1 17 4301080000040 Momentary contact switch ROHS 1 18 5110000000190 LCD Module RoHS 1 19 4210400000100 Repeater cable RoHS 2 20 5202015200000 HDB15 F socket DIP RoHS 3 21 5204008000000 Socket RoHS 1 22 4302030000040 Channel selector ROHS 1 23 3307990000080 LED LT5CB4 81 XA400714 ultra bright blue RoHS 2 24 4210080000700 Connecting cable of speaker with 2 Pin plug 2 core RoHS 2 25 6100135000000 TR 800 Silica rubber key 00 RoHS 1 26 6201197000000 SM07 Hook 00 RoHS 1 27 6201166000010 Top cover 01 RoHS 1 28 4200200000000 Jumper cable RoHS 2 61 HT TR 800 Service Manual 29 Optional Duplexer 1 30 4220300000200 TR 80
20. select a desired Repeater Hang Time in 1 second step Your screen should appear similar to Figure 7 11 28 HT TR 800 Service Manual E HR800E Programming Software General Cok Swe Sm Zone Information Optional Features Radio Information Slave Zone Information Optional Features Embedded Message Radio Information Duplex General Ready TR8OO x Close Kj File Model Edit Program Setup View Window Help Dropout Delay Time s a Scan Gap Time ms 300 jp Repeater Hang Time 100ms 120 v Monitor Monitor B hg Print Help Main TM800 136 174MHz Slave THS00 136 174MHz comi Jos ao x 2006 11 28 Figure 7 10 40 Enter any other special programming requirements in the appropriate window 41 Program the repeater Basic Unidirectional Repeater S01 DIP Switch Settings Set the 10 positions of DIP switch S01 according to the following information 1 The repeater is unidirectional S01 1 OFF and S01 10 OFF 2 There isn t any remote control to be used with the repeater S01 2 OFF 3 The pin 6 Rx Tone signal of the slave radio will key the main radio S01 3 OFF and S01 4 ON 4 We will use normal receiver and transmitter audios from the radios S01 5 ON S01 7 OFF S01 8 OFF S01 9 OFF 5 We will use repeater setup knockdown function S01 6 ON
21. with LED indications While in setup state both radios turn on at power up in knockdown state only receive radio turns on at power up There are three repeater types base station uni directional and bi directional in the repeater setup state The repeater is initialized to base station mode when it toggles from knockdown to setup state But in the knockdown state the repeater works only as a receiver In base station mode the repeater function is disabled with the slave radio as a receiver and the main radio as a transmitter In bi directional repeater mode the front panel PTT is disabled The repeater setup knockdown status will be recorded after the repeater power failure E g If the repeater operates in forward directional mode it will still work in such mode after the power recovers PC Programming Mode Connect the PC with the repeater via programming cable Data can be transmitted from PC to the repeater Repeater LCD displays PROGRAMMING while reading writing data from into the radio with red LED flashes indicating programming the main radio and then green LED flashes indicating programming the slave radio The repeater needs to reset for proper operation after programming is finished LCD Display Ee A q 4 A SCAN CALLA EH HE BE C00 C000 COO C0 IDO C0 0 Co Co Oooo DCI AEE E BG EEE CEGO EEE HES FERE FE EEA PE O FG EEE AE HHE RE EPH EA RE PEAN E ll
22. working with these units Use insulate battery terminal covers at all times Wear protective clothing and eye goggles For safety it is strongly recommended that BOTH the positive and negative leads of the battery cable are fused as close as possible to the terminals of the battery Cautions Batteries may give off harmful or noxious fumes during charging Provide adequate ventilation for the area in which the battery is stored If the wires leading to the battery are exposed they can cause shorts or severe damage To prevent damage use a properly fused battery cable Note Make sure the battery is fully charged before connecting to the battery revert for the TR 800 repeater stations DO NOT connect a battery if the terminal voltage of the battery is less than approximately 12 0V dc Battery Type The back up battery bank for the repeater consists of one or more rechargeable batteries The most readily available batteries are the maintenance free solid gel electrolyte lead acid and nickel cadmium NiCd Whichever type you choose the battery must be designed for a service of operation that is typically sporadic and short term and may experience deep discharging before recharging In between discharging periods the battery must be capable of sustaining continuous float maintenance charging 6b at less than 1 of the rated capacity Batteries in this category are called stationary general purpose float and cyclic
23. 0 RF cable RoHS 1 31 6201171000000 TR 800 Duplexer bracket 00 RoHS 1 32 4200400000200 Power cord RoHS 1 33 4200250000200 Power cord RoHS 1 34 6201170001000 Mobile radio bracket 00 ROHS 1 35 1201800U10030 Main unit without control head ROHS 2 36 4408100002000 RF adaptor RoHS 1 37 4408100003000 RF adaptor RoHS 1 38 4220250000100 RF cable RoHS 2 39 6201168001000 Rear cover 00 RoHS 1 40 5401000000050 DC fan 12Vdc 0 9A RoHS 1 41 5205000000240 AC socket L46 80 W27 40mm 3pin RoHS 1 42 4099000000150 Cartridge fuse ROHS 1 43 4399010000000 Power switch RoHS 1 44 7104008000000 GND lug RoHS 1 45 4210400000200 Expansion signal cable RoHS 1 46 6201192000000 Spring lock washer 00 RoHS 5 47 6201169001010 Bracket 01 RoHS 1 48 4210250000000 DC jumper cable 14 250mm red RoHS 1 49 4210250000100 DC jumper cable 14 250mm black RoHS 1 50 4210250000200 DC jumper cable 14 250mm yellow RoHS 1 51 4210120000200 DC jumper cable 14 250mm green RoHS 1 52 3003991040010 Surface temperature sensor ROHS 1 53 4200050000000 Power cable of fan 2 pin with plug 50mm RoHS 1 54 5202002100000 Socket 2pin RoHS 1 55 5204002000000 DC power socket RoHS 1 56 4002000000030 ATO Fuse RoHS 2 57 4002000000040 ATO Fuse clamper RoHS 2 58 5202002100100 Pin socket RoHS 3 59 4200250000000 DC power cord 14 250mm red RoHS 1 60 4200250000100 DC power cord 1
24. 00 Service Manual e a HR800E Programming Software General BAX 6 File Model Edit Program Setup View Window Help I x DES Mom TRS00 x _ TR800 Dropout Delay Time s 3 4 E Main Zone Information Scan Gap Time ms 300 aa Optional Features Radio Information Repeater Hang Time 100ms 120 v Slave Zone Information Monitor Monitor B h Optional Features Embedded Message Radio Information Duplex General pn te Ready Main TM800 136 174MHz Slave TMB00 136 174MHz COM1 2006 11 28 Figure 7 20 47 Enter any other special programming requirements in the appropriate window 48 Program the repeater Basic Unidirectional Repeater S01 DIP Switch Settings Set the 10 positions of DIP switch S01 according to the following information 49 The repeater is bi directional S01 1 OFF and S01 10 ON 50 There isn t any remote control to be used with the repeater S01 2 OFF 51 The pin 6 Rx Tone signal of the slave radio will key the main radio S01 3 OFF and S01 4 ON 52 We will use normal receiver and transmitter audios from the radios S01 5 ON S01 7 ON S01 8 ON S01 9 OFF 53 We will use repeater setup knockdown function S01 6 ON DIP switch settings DIP Switch S01 1 S01 2 S01 3 S01 4 S01 5 Sot 6 S01 7 S01 8 501 9 501 10 Factory Default ON OFF OFF
25. 4 250mm black RoHS 1 61 1302008000010 Power management board RoHS 1 62 4200400000010 Connection cable RoHS 1 63 6201167001000 Base tray 00 RoHS 1 64 7500147000110 Foot 01 RoHS 4 65 1603S24000010 Switch power RoHS 1 62 Hi YT TR 800 Service Manual DC Power Indication Cable NY i BN Repeater Cables RF Connectors Front Control M head board Fon Assembly hermistor Power Management Board Accessory Connector o
26. Contents Viva Seas eDiets zea E Aes ek lect lala a ada 1 Genera PARE A ANN ND REDE ANE NERI RAND ANDREA E NET RE NE FNE NR SN PNR EN 1 ca a afew gn ea 3 Deeper eee 5 POE A PO VEDADO VR E T PARE SDS OR ER 11 AIPAC ESP ECR RAYE EEE ETEA EE EEA EEEE TEET ETETE 17 R EEEE 19 A EENE E E EE 41 eer id e eer see O dn 47 Battery Reve rtE nadustyau stduteataau Seadadiuceatiasta RAS RIR DEUSA UR RR A andes 49 Troubleshooting Flow Ch ari RODO 53 eee er Rees AA Se DA EN IT 56 O cai aa creapeh once Mao AN taunted Rate 60 Parts List 2 SRP STERNER PERIFERIA ete nein PR te stra arent tone PAR 61 E a a 63 Parkin sas a an 64 Pe ess RR RN es eed DN E UR RD 65 Aa Rd oa se St Oe 65 Sb cad qd a a aaa 65 EE E RIR RR ER REEE 65 DADE REC RR Perr erect Reta RR UR DE E ORNE RECENTE RR cree 65 aa ata fa ga GDE ieee 65 ENEA DARE MURAD DRI NOR DEVE UE TD UN RR 66 Hi YT TR 800 Service Manual P N Release Date Revision Initial Release Manual Scope This manual is intended for use by experienced technicians familiar with similar types of communication equipment It contains all service information required for the equipment and is current as of the publication date Safety and General Information The following general safety precautions as would normally apply should be observed during all phases of operation service and repair of this equipment This equipment should be serviced by qualified technicians only Do not modify the repeater
27. General AUX None r Connect to Modulation Line Connect Disconnect Disconnect Connect Disconnect Disconnect a Print Help Main THBOO 136 174MHz Slave TM800 136 174MHz com 2006 11 28 7 Figure 7 5 24 Hi YT TR 800 Service Manual Slave Radio Programming 20 Close the Optional Features window of Main 21 Select Zone Information of Slave from the opening HR800E Tree View window 22 Enter the receive frequency for the repeater in both Rx Frequency MHz and Tx Frequency MHz areas 23 Select the same signaling encode and decode based on the type of operation that is required None CTCSS CDCSS 24 Select a Narrow bandwidth or a Wide bandwidth as defined by the radio licensing authority You have the choice of 12 5kHz for narrow bandwidth and 25kHz bandwidth at the moment Your screen should appear similar to Figure 7 6 HR800E Programming Software Zone Information Slave Joey Gj File Model Edit Program Setup View Window Help F X DSHS MFH TRSDO x 5 TR800 E Main 150 15000 150 15000 71 9 719 Low Wide Yes Zone Information Optional Features Radio Information E g Slave Zone Information Optional Features None Embedded Message Radio Information g Duplex g General Channel Edit F11 Print Help Main TM800 136 174MHz Slave T
28. M800 136 174MHz comi 2006 11 28 Figure 7 6 Hi YT TR 800 Service Manual 25 Click the Channel Edit tab on bottom right corner of the window 26 You can check or re edit the Rx Tx frequency CTCSS CDCSS decode and encode Power level as previously entered on the Zone Information window 27 Click the Squelch Mode dropdown arrow button to select CTCSS CDCSS if you have used CTCSS CDCSS for your repeater 28 Check any other special programming requirements in the appropriate selection box Your screen should appear similar to Figure 7 7 E HR800E Programming Software Channel Edit Slave SAX 6 File Model Edit Program Setup View Window Help a x ALETE TR800 x E TRS00 Channel 1 os V Main RX Frequency MHz 1501 5000 J Scrambler Zone Information Beat Shift E Optional Features TX Frequency MHz 150 15000 Radio Information CTCIDCS Decode 71 9 Compander tJ Slave P Zone Information CTCIDCS Encode 71 9 v Optional Features lt i Embedded Message 4 Radio Information TX Power Low X tJ Duplex g General AideNarrow Wide v Busy Channel Lockout None v Optional Signalling Decode Carrier v Squelch Mode CTCDCS v Ready Main TM800 136 174MHz Slave TM800 136 174MHz comi 2006 11 28 4 Figure 7 7 26 Hi YT TR 800 Service Manual 29 Close the Channel Edit screen and the Zone Information window 30 Double
29. Off Embedded Message TOT Rekey Time s Off Radio Information z s Duplex TOT Reset Time s Off 4 General Ready Main TM800 136 174MHz Slave TM800 136 174MHz Comi 2006 11 28 Figure 7 12 12 Close the Zone Edit screen and back to the Zone Information window 13 Click the Channel Edit tab on bottom right corner of the window 14 You can check or re edit the Rx Tx frequency CTCSS CDCSS decode and encode Power level as previously entered on the Zone Information window 15 Click the Squelch Mode dropdown arrow button to select CTCSS CDCSS if you have used CTCSS CDCSS for your repeater 16 Check any other special programming requirements in the appropriate selection box Your screen should appear similar to Figure 7 13 Hi YT TR 800 Service Manual G HR800E Programming Software Channel Edit Slave oog ox Ki File Model Edit Program Setup View Window Help EEEE TR800 x E TR800 Channel f1 Ws Main RX Frequency MHz 155 15000 Scrambler Zone Information Optional Features TX Frequency MHz 155 00000 E g Radio Information CTCIDCS Decode ma Compander ave _ Zone Information CTCIDCS Encode 71 9 v 2 Optional Features Po Embedded Message dica 3 gr a Information TX Power Low m uplex g General WideMNarrow Wide p Busy Channel Lockout None T Optional Signalling Decode Carrier v Squelch Mode j P
30. R800E Programming Software Optional Features Slave BAX H File Model Edit Program Setup View Window Help E x Osa Som TRe00 x Option Function 1 Option Function 2 AUX Information _ TR800 FH iv Off Hi g Main SaL i saul Optional Features j i V PTT Release Tone Radio Information Main LCD Display Channel Number B S Slave M Busy i Channel Number te Zone Information Sag Channel Nunbe Tone Code BackUp E i E ki Optional Features Icon LCD Display TX Power HiMiL 7 Scrambler Back p _ Embedded Message ES Radio Information Horn Alert Logic Until Reset p IV Compand BackUp B E Duplex Home Channel Type od A SENTA General Home Channel 7 o z Home Channel 2 a EZ Ignition Function 7 CTCSS Tail Reversal Zone Information Power On Text TR 800 Rpt Off Hook Horn Alert F Ignition Sense 120 Degrees Timed Power Off E h a m e 180 Degrees Print Help Ready Main THS00 136 174MHz Slave TM800 136 174MHz comi 2006 11 28 SS Figure 7 18 40 Click the AUX Information tab 41 Click the dropdown arrow button next to AUX3 to select External PTT Input 42 Click the dropdown arrow button next to AUX5 to select Rx Tone Output Your screen should appear similar to Figure 7 19 237 Hi YT TR 800 Service Manual HR800E Programming Software Optional Features
31. TR 800 are appreciably different than that of duplexer specification degraded performance of the repeater will result The following procedure assumes that the duplexer is applied and the radios should be connected to the proper ports of the duplexer with the RF coaxial cables provided in the TR 800 kit The duplexer should not be mounted on the bracket and the tuning screws of the duplexer on the other side of the cavities opposite to the RF connectors should be accessible Programming the Radios 1 Program the main radio with an Rx Tx mode at the frequency of receive assume that the main radio operates as transmitter of a uni directional repeater 2 Program the slave radio with an Rx Tx mode at the frequency of transmit assume that the slave radio operates as receiver of a uni directional repeater 3 Connect a communications test set such as HP8921 series or an RF signal generator to the antenna port of the duplexer The test set should be operating in the Generate mode Modulate the RF source with a 1kHz tone at 60 system deviation to facilitate hearing the signal during the tune up procedure Tuning the Main Radio Section Tuning the main radio section of the duplexer begins with the tuning screw closest to the antenna port of the duplexer 1 Adjust the frequency of the communication test set or generator to that of receive 2 Place the main radio on the receive frequency mode defined in Step 1 under 47
32. X6 0 that secure the switch power using a screwdriver to remove the switch power O shown as Figure 9 2 Install the switch power as the reverse steps Figure 9 Removing and Installing the Power Management PCB 1 Remove the four screws M3 0X6 0 that secure the power management PCB using a screwdriver to remove the power management PCB 1 shown as Figure 10 2 Install the power management PCB as the reverse steps Figure 10 59 TR 800 Service Manual 60 HT Parts List 2 TR 800 Service Manual No Part No Description Qty A 7207002200000 Nut M7 0 2 2mm 00 RoHS 1 B 7203002400000 Nut M3 0 2 4mm 00 RoHS 9 C 7103008001010 Machine screw M3 0 8 0mm 01 RoHS 13 D 7102007020010 Self tapping screw ST1 9 7 0mm 01 RoHS 4 E 7103008020000 Self tapping screw ST3 0 8 0mm 00 RoHS 6 F 7103006001000 Machine screw M3 0 6 0mm 00 RoHS 9 G 7103008001020 Machine screw M3 0 8 0mm 02 RoHS 8 H 7104006001000 Machine screw M4 0 6 0mm 00 RoHS 13 7204003001000 Nut M4 0 3 0mm 00 RoHS 5 J 7104045000000 Machine screw M4 0 45 0mm 00 RoHS 4 K 7103006002000 Machine screw M3 0 6 0mm 00 RoHS 25 1 6000220000000 Front panel 00 RoHS 1 2 6000221000000 Volum controle
33. and can radiate radio frequency energy and if not installed or used in accordance with the owner s manuals can cause interference to radio communications HYT endeavors to achieve the accuracy and completeness of this manual but no warranty of accuracy or reliability is given All the above specifications and design are subject to change without notice due to continuous development No part of this manual may be copied reproduced translated stored in a retrieval system distributed or transmitted in any form or by any means electronic or mechanical for any purpose without the express written permission of HYT TR 800 Service Manual B B poaae pu KE q ES ko mie e DO aB 1 Speaker 1 2 LED Indicators Red LED 2 lights while the main radio is transmitting and flashes while receiving Green LED lights while the slave radio is transmitting and flashes while receiving Dark red LED lights while DC power supplies and the AC power fails Orange LED 5 lights while the repeater in setup state and goes out while in knockdown state Blue LED lights while the RPT OPT is active and goes out while inactive 3 Repeater Setu
34. as if applicable 4a Check coaxial cables and replace if necessary 4b Check antenna connector s and replace if necessary 4c Replace antenna connector s 4d Re tune duplexer 4e Adjust distance far enough to get higher isolation between antennas HT 5 Repeater toggles from transmit to receive cyclically without an input signal to the receive slave main radio 5 Main radio programmed with Rx Carrier Tone signal on same pin of accessory connector as slave radio and is receiving a signal TR 800 Service Manual 5 Reprogram main radio accessory connector pin to NONE or cut the switch S01 8 on front panel controller 6 Fan in the repeater runs all the time 6 Not a problem 6 The repeaters are designed with continuous cooling Table Il Troubleshooting for Repeater Radios Main Slave Symptom 1 No speaker audio heard from repeater Probable Cause s 1a Volume of receive slave main radio turned down 1b Loose or bad repeater cable from slave or main radio to front panel controller 1c Speaker wires not connected 1d Loose or bad wires from external speaker if applicable to audio output port on the back of receive slave main radio 1e Defective speaker internal or external if applicable Possible Solution s 1a Turn up volume 1b Check repeater cable connections to radio and controller and replace repeater cable if neces
35. ase Station Knockdown Mode Forward Directional Repeater Setup Mode Reverse Directional Repeater PC Programming Mode _ Bi directional Repeater Modes Description Mode Description Press the SETUP button while the repeater is Knockdown power on The repeater enters knockdown mode once the orange LED goes out Press RPT and OPT buttons when the SETUP orange LED is on The radio enters base station mode once both the RPT and OPT blue LEDs go out Press RPT and OPT buttons when SETUP Base Station Forward Directional orange LED is on The repeater enters Repeater forward directional mode once the RPT blue LED is on while the OPT blue LED goes out Setup Press RPT and OPT buttons when the SETUP orange LED is on The repeater enters reverse directional mode once the RPT blue LED goes out while the OPT blue LED is on Press RPT and OPT buttons when the SETUP orange LED is on The repeater enters bi directional repeater mode once both the RPT and OPT blue LEDs are on Reverse Directional Repeater Bi directional Repeater The repeater enters PC programming mode PC Programming once command is received from PC while the SETUP orange LED is on Repeater Setup Knockdown Hi YT TR 800 Service Manual Press the Setup button located on the front panel to toggle between repeater setup and knockdown
36. c Accessory connector of receive slave main radio not programmed correctly or not operating correctly TR 800 Service Manual 3a Check CTCSS CDCSS and reprogram if necessary 3b Remove accessory and correct LOW condition 3c Check programming of accessory connector and reprogram if necessary 4 Low or erratic output power level or no output power level from transmit main slave radio 4a Loose RF cable connector s 4b Faulty antenna or feedline 4c Faulty duplexer if applicable 4d Excessive power supply current drain 4a Tighten RF cable connectors to radios duplexer and antenna 4b Replace faulty component 4c Check Tuning of duplexer Tightness of locking nuts on tuning screws Replace duplexer if duplexer is correctly tuned and nuts are properly tightened 4d Disconnect components one at a time to locate faulty piece Replace faulty piece 55 Hi YT TR 800 Service Manual Removing and Installing the Top Cover 1 Use a screwdriver to remove the seven screws M3 0X6 0 O that locking the top cover of repeater shown as Figure 1 Remove the top cover O shown as Figure 1 Install the top cover as reverse steps ADO EBE DOOOOODODOODO nEBDEEBBOSADDARESEA oooooooo O0ODODOODDEDOBE Figure 1 Removing and Installing the Front Panel 1 Press the 6 latches that
37. can function is set to Yes and the same to Optional Signaling selection They cannot be modified at the moment the scan function will not be activated unless you push the Scan button on the front panel Your screen should appear similar to Figure 7 11 E HR800E Programming Software Zone Information Slave Jog Ki File Model Edit Program Setup View Window Help X Q Ready L TRe00 E Main 15515000 155 00000 7139 7139 Low Wide Yes E Slave LJ Duplex oh SM YM None Zone Information Optional Features Radio Information Embedded Message Radio Information A Zone Information Optional Features General Channel Edit F11 Main TM800 136 174MHz Slave TM600 136 174MHz comi 2006 11 28 Figure 7 11 Hi YT TR 800 Service Manual 10 Click the Zone Edit tab on bottom right corner of the window 11 Click the down arrow button next to the Time Out Timer TOT s display Each click will change the time by 15s For repeater use reduce the time to off to disable the TOT Your screen should appear similar to Figure 7 12 Mg HR800E Programming Software Zone Edit Main Jos Kj File Model Edit Program Setup View Window Help ox Os S Fm TR800 x E TR800 ee E Main E LP Zone Information Optional Features Radio Information E Slave Zone Information Optional Features Time Out Timer TOT s
38. connect the station from the battery if the input voltage to the module drops below 11 V dc When in doubt you can consult the manufacturer of the battery you intend to use to obtain project planning data charts Or you can err to the high side and add 10 to 25 to the calculated number If the battery is going to experience extremes in temperature the capacity will be affected For cold climates the Capacity may need to be doubled or tripled Where to Buy the Battery Most of the larger electronic supply houses will carry or can obtain the type and capacity of battery required for your application You may be able to deal directly with some of the battery manufacturers especially if you need large quantities of the same model 52 HT Table Troubleshooting for Repeaters General TR 800 Service Manual Symptom 1 Repeater dead LCD backlight or DC power indicating LED does not light Probable Cause s 1a Power supply not turned ON or ac line cord not plugged into ac mains outlet 1b Open fuse in ac power switch or in dc ATO blade fuse 1c Loose or bad repeater cable from radio to front panel controller 1d Both radios have been turned off before power shortage Possible Solution s 1a Turn on power supply and plug power supply cord into ac mains outlet 1b Check fuses in power switch and replace as necessary 1c Check repeater cable connections to radio and controller or replace
39. cted SCAN key input Active L external pull up resistor connected MONI key input Active L external pull up resistor connected Hi YT TR 800 Service Manual Overview This section describes the programming and setup of the TM 800 series radios and the front panel controller for use in both unidirectional and bi directional repeater configurations In the unidirectional repeater configuration one radio operates as the receiver of the repeater and the other radio operates as the transmitter of the repeater In the bi directional repeater configuration each radio can receive or transmit However the radio that is connected to J0102 Main will be referred to as the Main radio and the radio that is connected to J0104 Slave will be referred to as the Slave radio Refer to the Repeater Communication Interface and Display Unit section for additional information Programming Programming Tools The programming software HR800E is used to program the Main radio and Slave radio for the desired repeater configuration The front panel controller is programmed with internal DIP switch settings Unidirectional Repeater Main Radio Programming 1 Read the Main radio and Slave radio The red LED flashes and then follows the green LED 2 After the radios are read select Zone Information of Main from the opening HR800E Tree View window 3 Enter the transmit frequency for the repeater in both Rx Freque
40. dio test requirement A dc level high output from pin26 of U0110 will turn on Q0124 and keys relay KRO3 The receive audio to the speaker is blocked and routes only to pin8 of the front RJ45 connector J0109 IMPORTANT NOTE Using CTCSS CDCSS tones may have a lower probability to open squelch than carrier operation But the CTCSS codes near 100Hz and 150Hz have a high false opening probability due to 50Hz AC power harmonics Countries having 60Hz AC power may have false opening on 120Hz and 180Hz CTCSS code 254 1Hz has a high probability of squelch tails Hi YT TR 800 Service Manual Setup Knockdown Audio Process Slave Radio Main Radio Logic Relay Control Bus Audio Toggle Speaker id SPSW BTL Audio CPU U0110 A RxD TxD Reset KO vot0e wo 9VD 43v8 Power Bus Figure O Block Diagram Power Management Theory of Operation Battery Revert Circuit A voltage reference network consisting of CRO212 CRO213 R0268 and VRO209 provides a stable voltage reference of 7 5Vdc This reference voltage at the anode of VR0209 is applied to the negative input of the Over Voltage Detector U0206B 6 to the positive input of AC Fail Detector U0206A 3 and to the positive input of the Low Battery Detector U0205B 5 Operating positive supply voltage for the integrated circuits is obtained from the TR 800 power supply through CR0212 when the TR 800 is 213 Hi YT TR 800 Service Manual operating on AC
41. e Tone Main LCD Display Channel Number v Sub LCD Display Channel Number X m1 Icon LCD Display TX Power HiiL z V Scrambler BackUp Horn Alert Logic Until Reset p IV Compand BackUp Home Channel Type IV BCL Override Ignition Function CTCSS Tail Reversal Zone Information A Optional Features E Radio Information Slave Zone Information Optional Features Embedded Message Radio Information E Duplex B General IV Ignition Sense 120 Degrees Timed Power Off O a h jo m 180 Degrees Es Main TM800 136 174MHz Slave TM800 136 174MHz comi 2006 11 28 7 Figure 7 4 23 Hi YT TR 800 Service Manual 18 Click the AUX Information tab 19 Click the dropdown arrow button next to AUX3 to select External PTT Input Your screen should appear similar to Figure 7 5 HR800E TR Programming Software Optional Features Hain Kj File Model Edit Program Setup View Window Help Osh SM Fm 2 TRE0O x Option Function 4 Option Function 2 AUX Information E TRe00 raux p Mic Mute E AUXA None I Front Mic Mute Zone Information LA Optional Features AUK2 None F MiZ Mute oe E EAER AUX3 External PTT Input x UART E E Slave I Zone Information AUXA None UARTO None Optional Features 5 Embedded Message AUXS None a UART1 None __ Radio Information BUTE None El E Duplex
42. eck any other special programming requirements in the appropriate selection box Your screen should appear similar to Figure 7 17 35 Hi YT TR 800 Service Manual A HR800E Programming Software Channel Edit Slave Kj File Model Edit Program Setup View Window Help Del amp ew Sw TR800 x _ TR800 Channel 1 a IV Scan Add Main RX Frequency MHz fieoooo00 OOOO J Scrambler Elona rue merrequeneymm eas o D Beat sri Radio Information CTCIDCS Decode ma Compander Slave A Zone Information CTCDCS Encode mn 3 E Optional Features Do A Embedded Message RE ara ete ER E Radio Information E Duplex g General Wide Narrow h Busy Channel Lockout None Optional Signalling Decode Carrier Squelch Mode crepes TX Power Low X em to Main TM800 136 174MHz Slave TM800 136 174MHz com 2006 11 28 7 Figure 7 17 35 Close the Channel Edit screen and the Zone Information window 36 Double click the Optional Features selection of Slave from the opening HR800E Tree View window 37 Click the Option Function 1 tab 38 Select the squelch level for your field application by clicking the up or down arrow button next to SQL display 39 You can enter a Power On Text that will be displayed such as TR 800 Rpt Your screen should appear similar to Figure 7 18 36 Hi YT TR 800 Service Manual H
43. er in Rx Frequency MHz area Select the signaling encode based on the type of operation that is required None CTCSS CDCSS Enter the transmit frequency for the slave radio of the bi directional repeater in Tx Frequency MHz area Select the signaling encode based on the type of operation that is required None CTCSS CDCSS Select a Narrow bandwidth or a Wide bandwidth as defined by the radio licensing authority You have the choice of 12 5kHz for narrow bandwidth and 25kHz bandwidth at the moment Your screen should appear similar to Figure 7 16 Hi YT TR 800 Service Manual E HR800E Programming Software Zone Information Slave BAX Kj File Model Edit Program Setup View Window Help X Os Sw Fm x 160 00000 160 15000 Zone Information Optional Features Radio Information Slave 7 Zone Information E Optional Features Embedded Message 5 Radio Information 5 Duplex E General Zone Edit F9 Channel Edit F11 Main TM800 136 174MHz Slave TM800 136 174MHz comi 2006 11 28 Figure 7 16 31 Click the Channel Edit tab on bottom right corner of the window 32 You can check or re edit the Rx Tx frequency CTCSS CDCSS decode and encode Power level as previously entered on the Zone Information window 33 Click the Squelch Mode dropdown arrow button to select CTCSS CDCSS if you have used CTCSS CDCSS for your repeater 34 Ch
44. erates in the uni directional or bi directional repeater mode Repeater Hang Time When the repeater stops receiving upon signal off the transmitter remains transmitting for a programmed time period which reduces delay on conversation due to the setup of repeater link The Repeater Hang Time can be activated when in forward directional repeater only Frequency Display Short press the Monitor button displays the frequency in the turn of slave radio Rx frequency slave radio Tx frequency main radio Rx frequency main radio Tx frequency Monitor If the monitor function is set by your dealer long press the programmed Monitor key while in receive mode to hear activities on current channel The monitor function is disabled while in the bi directional repeater mode Two operation modes listed below are provided for you to choose via the programming software A Carrier Squelch Momentary Hold down the Monitor key to open CTCSS CDCSS signalling squelch Release it to close the signalling squelch B Squelch Off Momentary Hold down the Monitor key to open carrier squelch release it to close the carrier squelch Scan The scan function can be activated while in the forward directional repeater mode only Press the Scan button to initiate repeater scan if scan parameter is applicable The Scan Interval Time and Dropout Delay Time are configurable via the programming software CTCSS CDCSS Set up talkgroups users with unique CTCSS CDCSS to pr
45. es Ti c d i i ATO Fuse DE Fuse AC i yyy Groundii Stud cee Slave Radio Power Cable Accessory Cable N A A A Pra Hi YT TR 800 Service Manual Owner s Manual Mounting Bracket Upper Liner of Pearl Cotton Lower Liner of Pearl Cotton Main Unit AC Power Cable DC Power Cable Screw Set 64 YT TR 800 Service Manual Hi YT TR 800 Service Manual General VHF 136MHz 174MHz U5 350MHz 400MHz U1 400MHz 470MHz U2 450MHz 512MHz Frequency Range Channel Capacity 512 Channel Spacing 25KHz 12 5KHz Power Supply Requirement 13 8 V DC 20 88 264V AC 50 60Hz Duty Cycle 100 Continuous 5 10 25W 50 Intermittent 45 50W lt 1 8A Standby Power Consumption lt 2 5A Receive lt 13A 50 45W Transmit 13 8V dc Operating Temperature 300 60 C Dimensions WxHxD 190x310x362mm Weight 11kg Receiver Sensitivity lt 0 35uV 12dB SINAD Adjacent Channel Selectivity 270dB Wide 260dB Narrow Intermodulation Response 270dB Rejection Spurious Response Rejection 275dB Rated Audio Output Power 5W Int 13W Ext O 40 Rated Audio Distortion lt 3 3W lt 10 5W Frequency Stability 2ppmO 301 60 Transmitter Carrier Output Power ed p 25W 50W VHF 45W UHF Spurious Emissi
46. event unwanted conversations on the same frequency If CTCSS CDCSS is set on current channel a CTCSS CDCSS match will be required on an 25 Hi YT TR 800 Service Manual incoming call If not set the radio unmutes to all calls within the communication range on current channel Your dealer may preset CTCSS CDCSS on certain channels Note This feature does not mean that your conversation will not be heard by others Time out Timer TOT The feature allows for efficient use of channels by limiting the maximum time of each transmission It protects the radio from damage caused by long time transmission Once a continuous transmission exceeds the preset time 15 1200s programmable the transmission will be automatically terminated and alert tone will be heard The alert tone ceases upon the release of the PTT Selectable Squelch Level SQL Squelch levels from 0 to 9 are selectable via the programming software Voice Compander Scrambler The voice compander scrambler feature may be enabled disabled via the programming software The emphasis de emphasis function needs to be disabled while the scrambler feature is enabled and enabled while the scrambler feature is disabled High Medium Low Power Programmable High Medium Low power is selectable via the programming software Programmable Channel Spacing A wide narrow channel spacing is selectable via the programming software Repeater Modes Hi YT TR 800 Service Manual o B
47. he duplexer using one of the following three methods for ensuring that the duplexer is tuned to the correct frequencies of operation 4 Pre Tuned Method preferred method Order the duplexer from the manufacturer or supplier pre tuned to the desired frequencies This is not a method of tuning the duplexer but does not require any field tuning or test equipment Note that there must be a separation of the transmit and receive frequencies This is called split On two meters the split is about 600 KHz On 70cm the split is much easier to do 5MHz Visual Method Use a tracking sweep generator and spectrum analyzer to adjust the tuning of the pass bands and reject bands of the duplexer Emergency Method The following paragraphs address a simple method of tuning a notched duplexer such as DT04 UHF duplexer This is not as accurate a method of tuning as the visual method afforded by the tracking generator spectrum analyzer sweep setup but it is much less costly It may be sufficiently good for all but the most exacting applications Use this method only when the operating frequencies of the main radio and slave radio meet the requirements of the duplexer The duplexer you can order from HYT is notched type band reject only and the minimum separation available is 4MHz on UHF band and 3 5MHz on VHF band Note that this notched type duplexer offers a considerably narrow bandwidth If the operating transmitter receiver frequencies for the
48. hes Slave radio Any Communication Slave Adjust the audio Tx frequency deviation 43 HT TR 800 Service Manual transmit channel test set radio Rx output amplitude 3 0 0 2kHz wide without connector of the analyzer 1 5 0 1kHz narrow tones MIC to 7mV into Modulation distortion lt 3 3 pin of J0109 Tx S N gt 45dB wide check the TX 240dB narrow frequency dev Matching of 60 system Dev check modulation distortion and TX S N Duplex sensitivity 117 1 3dBm Adjust the signal CTCSS duplex sensitivity output amplitude 117 1 3dBm of Analyzer to CDCSS duplex sensitivity 47dBm adjust 117 1 3dBm RV0102 to obtain Duplex frequency deviation Cs a Channels a frequency dev 2 9 0 2kHz wide Uni directional Slave with Communication of 60 check 1 4 0 1kHz narrow repeater f radio Rx RV0102 nas without test set the modulation Duplex audio distortion reverse connector f tones distortion and TX lt 3 3W S N decrease 10 5W the signal output Tx S N 242dB wide amplitude check 237dB narrow the duplex Max Power output without sensitivity duplexer 45 2W UHF 50 2W VHF d Knockdown State Measure Adjustment Item Condition Specification Remark Instrument Point Point Method Short or long press of the Monitor and Scan button is disabled Any channel Handheld MONI Knockdown
49. is routed through S0102 7 to a potentiometer RV0102 which is used to adjust the audio level for proper deviation As with the forward direction the audio output of RV0102 is applied to an analog switch U0106A This switch turns on only if a valid signal is detected and pin6 of U0104 goes high Forward and Reverse Key up Q0102 U0103 U0107 Q0105 Q0111 and Q0116 When a valid input signal is present at the slave radio pin6 of J0104 Slave will be pulled low and turn off Q0105 through two NAND gates U0107B and U0107C along with RPT enable trigger A dc level high output from Q0105 will be applied to pin37 of U0110 and keys the main radio PTT through output from pini2 The red Tx LED CRO106 illuminates When the reverse key up function is enabled as in the bi directional repeater configuration S0101 8 must be on Q0116 is a dc amplifier buffer for the Rx Carrier signal from pin6 of J0102 Main An active low state at the input of the NAND gate U0107A one quarter of a MC14011B will be conversed to a high state to drive the buffer for the Rx Carrier signal The active low level of Rx Carrier signal along with the OPT enable signal cause a series of NAND gates U0103D U0103C and U0103B to generate a high dc 11 Hi YT TR 800 Service Manual level to turn on Q0102 The output of Q0102 is pulled low for pin8 of J0104 Slave and keys the transmitter of slave radio The green Rx LED CRO105 illuminates
50. locking the front panel to the housing to separate and remove them from the housing L shown as Figure 2 Remove the front panel O shown as Figure 2 and pull out the two set of jumper wires two repeater cables accessory connector cable and connecting cable of the DC power indication LED Install the front panel as reverse steps o Figure 2 Removing and Installing the Control Panel 1 Remove the Volume Control knob O shown as Figure 3 2 Remove the nut O using a special spanner shown as Figure 3 56 3 Hi YT TR 800 Service Manual Use a screwdriver to remove the six screws ST3 0X8 0 O that secure the control panel shown as Figure 4 Gently press and remove the RJ45 port O from the front panel then pull out the speaker cable to remove the controller PCB shown as Figure 4 Install the control panel as reverse steps Figure 3 Figure 4 Removing and Installing the Rear Plate 1 2 5 Pull out the ATO fuse O shown as Figure 5 Press the spring latch O located on the two edges of the DC socket and push the DC socket into the housing to separate the socket from the rear plate O shown as Figure 5 Remove the seven screws
51. lug the desktop microphone or palm microphone into this port to input audio or plug the programming cable into this port to program both radios Antenna Connector The N connector 9 is for connecting with the main radio s antenna while the BNC connector 9 is for the slave radio s antenna When using duplexer choose the correct adaptor on the back of TR 800 according to your antenna connector type Fan 60 The fan is temperature controlled with continuously variable speed as temperature changes AC Power Inlet 6 with Switch 62 Accessory Connector 63 DB15 F Used for external control equipment or link equipment Grounding Lug 63 For lightning protection this terminal must be connected to an absolute earth ground via a thick copper wire or use lightning arrester if necessary DC Power Inlet 65 The power supply would auto revert to backup battery once the AC mains fails This DC port also provides floating charge function with approximate 400mA current DC Fuse 80 Hi YT TR 800 Service Manual The 15A 32Vdc fuse protects against battery polarity reversal Basic Operation Short press the Power Switch to turn on the repeater rotate the Volume Control knob clockwise to adjust the volume for a comfortable listening level Press the Up or Down button to select a desired channel then the repeater operates as you set To achieve the basic repeater functions the radio must be in the repeater setup and op
52. mains input power The supply voltage is obtained through CR02013 when the station is operating on the battery During normal operation under AC mains power the negative input of the AC Fail Detector U0206A 2 is more positive than the positive input UO206A 3 The output of U0206A 1 is low and Q0224 the driver for relay KRO1 and Q0216 the BATTERY ON driver are turned off When AC mains power is lost the voltage at U0206A 2 becomes lower than the reference voltage applied to UO206A 3 The output at U0206A 1 then goes high and turns on both Q0224 which activates relay KRO1 and transistor Q0216 which provides a low at the output point BATTERY ON The BAT ON LED CRO219 illuminates to indicate the DC power supply is operating If the battery voltage falls below approximately 10 2Vdc the output at U0205B 7 will go high This action turns on Q0218 that shunts the base drive to Q0224 through CR0217 and turns off the relay Q0218 also provides a low through CR0218 at output point BAT LOW This auxiliary output might be used to key a portable radio to signal the repeater operator that the battery has exceeded the low voltage limit for the radios Hysteresis is provided by the feedback network consisting of CRO221 R0289 and R0288 from the output of U0205B 7 to the positive input UO205B 5 The reference voltage at the positive input of U0205B 5 is increased such that the battery voltage must rise above 12Vdc before relay KRO1 will reac
53. mperature coefficient zener that is programmed from 6Vdc to 12Vdc with a resistor network consisting of R0296 R0297 and an NTC thermistor Rth0201 Q0219 operates as a fast power switch between ON and OFF similar to PWM mode controlled by the output at cathode of TL431AILP The rotating speed of brushless fan is voltage controlled at collector of Q0219 The higher temperature the higher power supply to the fan hence the faster it rotates Battery charging Float Maintenance Circuit The battery charging circuit is intended for use with sealed lead acid gel cell batteries The charging current limited to approximately 400mA is used to maintain a float charging condition on the battery After operating the TR 800 station on the battery for long periods of time or if the battery reaches the low 14 Hi YT TR 800 Service Manual battery limit of the revert circuit the battery must be recharged with an external high current charger Recharging with the internal trickle charger requires an extended period of time The trickle charging voltage is derived from AC mains Resistors R0269 limit the charging current to approximately 400mA to a partially discharged battery terminal voltage of 12Vdc Once the battery is fully charged the current will decrease to 10 to 25mA to float the battery at a terminal voltage of 13 6Vdc NOTE This trickle charger is intended to maintain the battery for long periods of time between powe
54. ncy MHz and Tx Frequency MHz areas 4 Select the same signaling encode and decode based on the type of operation that is required None CTCSS CDCSS 5 Select the power output level through a dropdown arrow button Three levels High Middle and Low power can be chosen based on your application and local regulatory requirements 6 Select a Narrow bandwidth or a Wide bandwidth as defined by the radio licensing authority You have the choice of 12 5kHz for narrow bandwidth and 25kHz bandwidth at the moment Hi YT TR 800 Service Manual 7 Scan function is set to Yes and the same to Optional Signaling selection They cannot be modified at the moment the scan function will not be activated unless you push the Scan button on the front panel Your screen should appear similar to Figure 7 1 ER800E Programming Software Zone Information Main BAXI Eile Model Edit Program Setup View Window Help E x Osh SM IM TRSDO x _ R800 E Main 15515000 15515000 71 9 71 9 Low Wide Yes None A Zone Information E Optional Features _ Radio Information E Slave _ Zone Information E Optional Features Embedded Message _ Radio Information E Duplex E General Zone Edit F9 Channel Edit F11 Print Help Main TM800 136 174MHz Slave TM800 136 174MHz comi 2006 11 28 Figure 7 1 20 Hi YT TR 800 Service Manual 8 Click the
55. nockdown To deactivate a repeater or to remove it from service Only the slave radio turns on at power up Repeater Setup To activate a repeater or to place it into service Both radios turn on at power up repeater functional Single band repeater A repeater in which both the slave radio operates in a same frequency band Example receive at 455 075MHz and transmit at 460 075MHz in the 450 470MHz UHF band Slave Radio The radio that performs the receiving functions in the TR800 repeater station in the general unidirectional application Unidirectional Repeater A repeater configuration in which the slave radio receives signals only from the field radios and the main radio transmits signals only to the field radios q Repeater front panel TR 800 Service Manual MPU Model uPD780114 CRYSTAL 9 8304MHz Pin Name AVref AVss IC VPP X X lt lt Ml ola o o o RESET XT1 XT2 SHIFT PTT O RxD2 TxD2 RSWO DN RSW1 UP oO 13 LCDBL LEDO LCDCS LED1 LCDSOD LED2 LCDDAT LED3 LCDCLK LED4 EVss E VDD AFTest SpkSW 23 26 RXD1 TXD1 SETUP O HOOK RXDO TXDO RLED GLED PTT OPT O RPT O 3 31 0 ial ao O 35 1 0 Description Connect VDD To GND To GND programming pin 5V GND Clock Input Clock output Knockdown NC NC Clock Frequency Shift Main radio PTT signal output control short circuit resistor added l l l l l l O l l Connect VDD l O
56. on lt 36dBm below 1GHz Max Frequency Deviation 5KHz Wide 2 5KHz Narrow FM Hum and Noise 245dB Wide 240dB Narrow Audio Harmonic Distortion lt 3 60 Dev Frequency Stability 2ppm 30 1 60 C Radio Dependent Crossband Model is Available HYT endeavors to achieve the accuracy and completeness of this manual but no warranty of accuracy or reliability is given All the specifications and design are subject to change without prior notice due to 66 TR 800 Service Manual continuous technology development Changes which may occur after publication are highlighted by Revision History contained in Service Manual No part of this manual may be copied reproduced translated stored in a retrieval system distributed or transmitted in any form or by any means electronic or mechanical for any purpose without the express written permission of HYT 67
57. oximately half of the capacity of room temperature is available Example What size battery do you need Let s assume that your customer s repeater is in a location that experiences power outages that require battery backup for no more than 5 hours The repeater operates at a 66 transmit duty cycle The transmitter is on the air an average of 2 minutes and the repeater is then in standby receive for 1 minute The total cycle time is 3 minutes The repeater transceiver draws 10A of current during transmit and 2A during receive Therefore for 2 minutes the battery must supply 12A and for the next 1 minute the battery must supply 2A Then the cycle repeats for a total of 5 hours Let the battery operating capacity be represented by Cop This is based on the current drains during transmit and receive the percentage of times of each and the total time required for battery operation Cop may be represented by the following equation T T Cop Ttotal x Itx x aes Irx x es Tcycle Tcycle Where Cop Operating capacity in Ampere hours A h Ttotal Total time the station is on battery power in hours 5 hours Itx Total current drain during transmit in Amperes 12A 50 Hi YT TR 800 Service Manual Irx Total current drain during receive standby in Amperes 2A Ttx Transmit time during a single cycle in minutes 2 minutes Trx Receive time during a single cycle in minutes 1 minute Tcycle Cycle time
58. p Knockdown 6 The Setup button is a momentary contact switch that enables or disables the main radio of TR 800 4 LCD Display Display current channel number frequency power level receive status etc 5 Power Switch Volume Control Knob 9 The Power Switch is located in the center of the knob short press of which turns repeater on and long press for 1 second turns repeater off Rotate the Volume Control knob clockwise or counter clockwise to adjust the volume for a desired level 6 Microphone Hook O 7 RPT Button OPT Button Press the RPT button to 2 enable uni directional repeater and press the OPT button to enable bi directional repeater 8 10 11 12 13 14 15 16 17 Hi YT TR 800 Service Manual Scan Button Monitor Button Press the Scan button to initiate repeater scan which can be activated only when in uni directional mode forward directional i e RPT is active while OPT is inactive Short press the Monitor button to display channel frequency by turns of slave radio Rx frequency slave radio Tx frequency main radio Rx frequency main radio Tx frequency long press it to monitor the activities on the current channel The main radio processes monitoring while OPT is active the slave radio processes monitoring while OPT is inactive Up Button and Down Button Press the Up or Down button to select a desired channel RJ45 Connector 9 P
59. pen O Active H O Active L Analog serial data input slave MPU communication Analog serial data output slave MPU communication Encoder knob DOWN button input High low level Encoder knob UP button input Rising Edge Falling Edge active LCD backlight control LEDO LCD chip selection output LED 1 LCD data reading LED2 LCD data output LEDS LCD clock output LED4 GND l Connect VDD programming pin O Audio test control O Main slave speaker output control H Main unit outputs L slave radio outputs O l l O Active H O I O O O LCD LED 1 0 l Serial data input main MPU communication O Serial data output main MPU communication O l Repeater setup output Active H Palm microphone HOOK input serial data input Active L O Serial data output PTT active L O Red LED Active H O Green LED Active H O l Palm microphone PTT key input PTT Active L O OPT signal output Active H O RPT signal output Active H H T KEYBL Rx Tone SETUPII 39 OPT RPT I TR 800 Service Manual Keypad backlight control Active H Slave radio signal input Active L external pull up resistor connected SETUP signal input On H rising edge trigger OPT key input Active L external pull up resistor connected RPT key input Active L external pull up resistor connected DN key input Active L external pull up resistor connected UP key input Active L external pull up resistor conne
60. r failures and is not intended for charging a fully discharged battery If the battery is completely discharged it must be removed and charged via a battery charger with higher current capability SPDT Relay AC Fail Detector S Floating Charge lt u Ret gt Brushless Fan Thermal Control Slave Radio NTC Thermistor Figure O Block Diagram Glossary Bi directional Repeater A repeater configuration in which the main and slave radios perform both receive and transmit functions The audio and Rx Carrier signals from the receiver of the slave radio are routed to the transmitter of the main radio Unlike the unidirectional case though the audio and Rx Carrier signals of the receiver of the main radio are also routed to the transmitter of the slave radio Cross band repeater A repeater in which the slave radio operates in a different frequency band than the main radio Example the slave radio operates on 162 075MHz in the high band VHF and the main radio operates on 452 025MHz in the 450 470MHz UHF band Cross band repeaters may be either unidirectional or bi directional Hi YT TR 800 Service Manual Main Radio The radio that performs the transmitting functions in the TR800 repeater station in the general unidirectional application Relay Delay Time The time duration the repeater remains in transmit mode after an active or valid signal is no longer detected Repeater K
61. repeater cable if necessary 1d Turn on the repeater through long press front panel power switch for more than 1 second 2 No field radios can access system 2a Receive radio programmed with wrong CTCSS CDCSS code 2b Incorrect I O programming of accessory connectors of main radio and slave radio 2c Loose or bad repeater cable from slave radio to front panel controller 2d Incorrect programming of field radios 2e Main radio not enabled or repeater not in setup state 2a Check CTCSS CDCSS code of slave radio and reprogram if necessary 2b Check accessory connectors and reprogram if necessary 2c Check repeater cable connections to radio and front panel controller and replace repeater cable if necessary 2d Check programming on field radios and reprogram if necessary 2e Check repeater enable and setup condition s 3 First part of message no repeated 3 User speaking too soon after pressing PTT 3 Delay conversation to allow for delays in system due to a CTCSS CDCSS decoding b Requirements of signalling systems 4 Loss of receiver sensitivity when main radio is keys repeater toggles from transmit to receive repeatedly when attempting to communicate through it 4a Leaky coaxial cable s 4b Loose antenna connector s 4c Faulty antenna connector s 4d Duplexer not tuned correctly if applicable 4e Inadequate distance between receiver and transmitter antenn
62. rint Help Ready Main TMB00 136 174MHz Slave TM800 136 174MHz COM1 2006 11 28 Figure 7 13 17 Close the Channel Edit screen and the Zone Information window 18 Double click the Optional Features selection of Main from the opening HR800E Tree View 19 20 window Click the Option Function 1 tab Check the Ignition Sense box to enable the Setup Knockdown function Click the down arrow button next to the Timed Power off display Each click will change the time by 1hour h or 1minute m For repeater setup knockdown decrease the timer to O h 0 m Your screen should appear similar to Figure 7 14 32 41 yT TR 800 SENEE Manual Eile Model Edit Program Setup View Window Help Ose SM ENHI TRe0o y Option Function 1 Option Function 2 AUX Information sa 5 E PA ios eee Ep RE AR TR Meco Off Hook Horn Alert 2 Optional Features PTT Release Tone f Radio Information Main LCD Display channel Number 7 oe Information Sub LCD Display Channel Number i f 7 e BackUp Optional Features Icon LCD Display TX Power HMiL a Scrambler BackUp Embedded Message Radio Information Horn Alert Logic Until Reset om Compand BackUp oe dome ternal tye M a Bch Oven E General Home Channel 4 f Ignition Function r CTCSS Tail Reversal Iv Ignition Sense 120 Degrees Timed Power Off PE th jo m 180 Degrees
63. rward Make sure the TR 800 is in SETUP state and activate RPT function The TR 800 operates on uni directional repeater mode with slave radio keys main radio to repeat transmission forward direction Correctly cable the test ports to communication system analyzer before adjustment o Measure Adjustment Item Condition Specification Remark Instrument Point Point Method Long press Monitor key the Any slave radio processes MONI MONI Check up channel monitoring with green LED flashes Adjust the signal Duplex sensitivity output amplitude of 117 1 3dBm Analyzer to CTCSS sensitivity 47dBm adjust 117 1 3dBm RV0101 to obtain a CDCSS sensitivity Channels Uni direction ee Main radio 60 system 117 1 3dBm with Communication al repeater Tx RV0101 deviation check the Duplex frequency deviation without test set forward connector modulation 2 9 0 2kHz wide ones distortion and RX 1 4 0 1kHz narrow S N decrease the Duplex audio distortion signal output lt 38 3W amplitude of the lt 10 5W analyzer check the Tx S N 242dB wise 42 HT TR 800 Service Manual duplex sensitivity 237dB narrow Max Power output without duplexer 45 2W UHF 50 2W VHF Check the audio Any output amplitude of Rx audio channel Communication J0103 5 pin on the Audio output 150 20 mV output without te
64. sary 1c Connect speaker wires 1d Check the wires and replace speaker if necessary 1e Check speaker and replace if necessary 2 Transmit main slave radio not keying when a properly identified signal is presented to receive slave main radio 2a Repeater function not enabled if applicable 2b Repeater not in setup state if applicable 2c Loose or bad repeater cable s 2d Incorrect frequency or CTCSS CDCSS programmed into receive slave main radio 2e Accessory connector of receive slave main radio not programmed correctly or not operating correctly 2f Busy channel Lockout programmed into transmit main slave radio and channel is active 2a Enable repeater function by pushbutton RPT OPT 2b Place repeater in setup state through the front panel SETUP contact switch 2c Check repeater cable connection s and replace cable if necessary 2d Check receive slave main radio frequency and CTCSS CDCSS and reprogram if necessary 2e Check programming of accessory connector and reprogram if necessary 2f Remove the function or wait until channel is inactive HT 3 Transmit main slave radio keying continuously or keying without a properly identified signal presented to receive slave main radio 3a Wrong CTCSS CDCSS programmed in receive slave main radio 3b Pin 8 of accessory connector on front panel controller pulled LOW by an accessory 3
65. se or lower input voltage Gradually decrease the voltage of CN0204 to 10 2V driving KRO1 to cut down DC power supply with CR0219 goes out BAT LOW provides a low Apply voltage to CNO0201 with CRO219 briefly then return to AC power supply CNO201 gradually voltage of CN0204 to 12V the KRO1 is activated to toggle to DC supply with CR0219 illuminates flashes remove the voltage of increase the power Thermal controlled fan Soldering iron or hot air gun Digital voltmeter Fan Rth0201 Heating or cooling Heat the Rth0201 with soldering iron or hot air gun check the voltage of fan increases 6 5V 12V increases with the air flow 45 Hi YT TR 800 Service Manual Floating charge test Connect CN0204 to 12V battery CN0201 remains connected with 13 8V power supply no Measure Adjustment Mey he Item Condition Specification Remark Instrument Point Point Method Check the charging current is about Floating Analog CN0204 Check 400mA and will drop to 10 25mA charge Ammeter when fully charged 46 Hi YT TR 800 Service Manual Electrically a duplexer is a device using sharply tuned resonate circuits to isolate a transmitter from a receiver This allows both of them to operate on the same antenna at the same time without the transmitter RF frying the receiver Before using your repeater you must tune t
66. st set accessory tones connector In the repeater setup state Repeater Any Communication terminate the signal i Repeater hang time 2S Hang Time channel test set output of the analyzer check the repeater hang time Adjust the audio output amplitude of the analyzer MIC to Ta Tx frequency deviation 120mV into 3 pin of Any 3 0 0 2kHz wide no Main radio J0103 adjust Linked audio channel Communication 1 5 0 1kHz narrow Tx RV0103 RV0103 to obtain a relay without test set Modulation distortion lt 3 connector 60 system j tones no Tx S N 245dB wide deviation check 240dB narrow modulation distortion and TX S N Use signal generator or portable transmitter to test Repeater Any Signal generation 7 i Set the Scan key whether repeater scanning Scan channel or radio active works correctly and processes retransmission and repeat testing on other channels Uni directional Repeater Mode reverse Make sure the TR 800 is in SETUP state and activate OPT function The TR 800 operates on uni directional repeater mode with slave radio keys main radio to repeat transmission backward direction Correctly cable the test ports to communication system analyzer before adjustment Measure Adjustment Item Condition Specification Remark Instrument Point Point Method A Long press the Monitor key the n MONI MONI Check up main radio processes monitoring channel with red LED flas
67. sure the TR 800 is in SETUP state and deactivate RPT amp OPT functions The TR 800 operates on base station mode with main radio to transmit and slave radio to receive similar to a mobile radio Correctly cable the test ports to communication system analyzer before adjustment Measure Adjustment Item Condition Specification Remark Instrument Point Point Method Channels ee Rotate the knob to Squelch open sensitivity Slave radio Communication i with without J0109 K02 adjust the volume 118 3dBm receive test set e tones to rated power Squelch off sensitivity 41 HT TR 800 Service Manual check receiver s squelch open off sensitivity with signaling squelch open sensitivity audio distortion amp Rx S N 118 3dBm CCTSS squelch sensitivity 118 3dBm CDCSS squelch sensitivity 118 3dBm Audio distortion lt 3 D3W lt 10 5W Rx S N 245dB wide 240dB narrow _ Any channel Main radio without transmit tones Communication test set Main radio Tx connector Adjust the MIC audio output amplitude of Analyzer to 6 10mV into J0109 3pin check Tx frequency deviation matching 60 system Dev check modulation distortion and Tx S N Tx frequency deviation 3 0 0 2kHz wide 1 5 0 1kHz narrow Modulation distortion lt 3 Tx S N 245dB wide 240dB narrow b Oii directional Repeater Mode Fo
68. tivate and place the TR 800 back on battery power This latching action is used to prevent excessively deep discharging of the battery The repeater will remain turned off until either AC mains return or a charged battery is substituted for the discharged battery The circuit consisting of C0233 R0285 R0286 CR0220 R0287 and Q0217 resets U0205B 7 to low upon the return of the AC mains power Capacitor C0234 at the negative input of U0205B 6 smoothes the variation in the battery voltage between the transmit radio keyed and unkeyed conditions Capacitor C0230 at UO206A 2 input in conjunction with C0234 at U0205B 6 ensures proper resetting of U0205B with the return of the AC mains power The Over Voltage Detector consisting of U0206B and resistors R0274 R0275 and R0271 monitors the DC output of the TR 800 power supply If the voltage exceeds 16 4Vdc the output of U0206B 7 goes high and turns on relay driver Q0224 The station switches to battery power although there is no indication at the BAT ON output point Zener diodes VR0210 VRO211 VRO212 VRO215 and VR0216 protect the electronics from damage by accidental static discharge Fuse F0203 15A and diode and CR0215 provide protection from reverse polarity if the battery is inadvertently connected backward Variable speed Temperature controlled Fan Circuit The TL431AILP is a three terminal programmable shunt regulator diode This monolithic IC voltage reference operates as a low te
69. transmitting 2 Flashes while the slave radio is receiving Rx Green 3 Flashes while the slave radio is monitoring channel activities 4 Flashes while programming the slave radio Lights while the RPT is active RPT Blue ultra bright Goes out while the RPT is inactive Lights while the OPT is active OPT Blue ultra bright Goes out while the OPT is inactive HT SETUP Orange TR 800 Service Manual Lights while in the Setup state Goes out while in the Knockdown state BAT Dark red Lights while the backup battery supplies power Goes out while the AC mains supplies power Hi YT TR 800 Service Manual Repeater Communication Interface amp Display Unit Theory of Operation Setup Knockdown U0107D Q0101 Q0103 Q0106 Q0107 and Q0108 The Setup Knockdown state at power up can be configured via HR 800 programming software The electronic switch Q0106 and Q0108 causes the Setup Knockdown action by applying or removing voltage at the ignition control pint5 of J0102 Main After power up the Setup or Knockdown state may be changed remotely with a signal from pin10 of J4 Slave or locally through the front panel SETUP S0102 is a momentary contact switch that is debounced by the Q0103 Q0107 latch circuit The orange SETUP LED CR0102 illuminates to indicate the Setup state As the Setup Knockdown circuit goes from the Knockdown to the Set up state Q1 is momentarily turned

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