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Fujitsu 600C Scanner User Manual

1. USE POSITION 3 2 3 2 Power On Off The power switch is on the right side of the image scanner See Figure 3 1 Turn the power switch to the T side the power LED on the indication panel will light on Turn the power switch to the O side the power LED on the indication panel will go out POWER SWITCH Figure 3 1 Power Switch 3 3 Indication Panel Figure 3 2 shows the indication panel and Table 3 1 lists the names and functions of the indicator POWER READY PAPER v JAM is ES UE Figure 3 2 Indication Panel 3 3 Table 3 1 Names and functions of the indicators Funetion Lights on when the power is turned on Lights on when the scanner is ready to receive commands from the host computer Paperjam Red Lights on when paper jam occurs This indicator along with Ready indicator also indicates other error conditions See Chapter 5 Test Mode for details 3 4 Setting the SCSI ID and Connecting the Interface Cable Use the address switches to set the device address La cable Power cable Figure 3 3 Signal cable connection ID Content Available gs Offline self test Table 3 2 SCSI ID setting 3 4 3 4 1 The devices linked to the SCSI interface are daisy chained with one another A terminator is attached to the ends of the interface cable User can buy the SCSI cable in compu
2. 4 Place the document face down on the ADF paper chute and put the ends of the bottom 2 or 3 sheets into the auto feeder 5 Close the right and left guides against side of the document Skewing may occur if a gap exists between the guides and document 6 Slide the pages down into the chute until they hit the far end of the auto feeder hole a Angling the document sheets 1 2 3 Place the document face down on a flat surface with the top of the page to the left a Lift the sheets with both hands Take a maximum 4 mm thickness of sheets Hold the sheets tightly with your left hand and bend the sheets as shown in b Then grip tightly with your right hand loosen the grip of your left hand and straighten the sheets as shown in c Repeat operations 3 and 4 as often as necessary with the entire document has been angled Nt E as Take a 2 to 4 mm thickness of sheets Lightly hold both ends with both hands Bend the sheets as shown Hold the sheets tightly with both hands then straighten the sheets This operation separates the sheets for easy feeding into the ADF Repeat this operation two or three times Turn the stack of sheets over and repeat the entire operation 3 7 Cleaning 3 7 1 Cleaning the document cover and the document glass Use a clean and soft cloth moistened with non corrosive solvent such as alcohol with purity above 99 5 and wipe the document cover and flatbed document glass sl
3. Operaing 35 watts consumption watts Temperature 10 to 40 C 50 F to 104 F Gradient 10 C hr 18 F hr 40 to 60 C 40 F to 140 F Relative perating 10 to 90 RH No condensation humidity N O 10 to 90 RH Operating 0 25 5 22 500 Hz Direction 3 Axial UL1950 3rd Edition CSA C22 2 No 950 M93 European Norm EN 60950 1988 A1 A2 FCC Part 15 Subchapter J Class B DOC Class B Canada European Directive 89 336 CE Mark Vibration G 2 2 3 OPERATION 3 1 Removing the Shipping Bracket 3 2 Power On Oft 3 3 Indication Panel 3 4 Setting the SCSI ID and Connecting the Interface Cable 3 5 Paper Specifications 3 6 Document Setting Method 3 7 Cleaning 3 1 Removing the Shipping Bracket The scanner has a bracket that fixes the position of the carrier unit during transportation The bracket must be removed from the base of the scanner If the power is turned on before the bracket has been removed the Alarm lamp turns on Before proceeding turn off the power disconnect the power cable and remove the bracket CAUTION Do not turn the scanner upside down when removing the bracket Yes No 410 Z 3 1 1 Remove the shipping retainer SHIPPING POSITION 2 Fasten the shipping retainer
4. SCSI Figure 1 1 is the functional block diagram To host 110 220 VAC Power suppl controller Control section LED display Mainboard ADF motor Figure 1 1 System Block Diagram ADF sensor Flatbed motor 1 2 1 2 Device Configuration 1 2 1 Outer View Figure 1 2 shows the outer view and device configuration of the ScanPartner 600C OEM SP600C Document cover Extension Output paper stacker Automatic document feeder ADF open close lever Document glass LED Pad Input paper chute Extension SCSI connector SCSI terminator ON OFF Power Switch SCSI ID Selector Power connector Figure 1 2 ScanPartner 600C Outer View 1 3 1 2 2 Components 1 Document Cover The document cover holds the document in place during scanning so that the document does not move 2 Document glass Place the document to be read on the document glass 3 Automatic document feeder ADF The automatic document feeder ADF feeds documents in the scanner automatically 4 Paper tray extension The extension prevents documents from bending 5 Power switch The power switch is used to turn the scanner on and off 6 LED panel The LED panel indicates the status of the scanner Power Ready and Jam 7 Input paper chute The input paper chute stacks the documents to be fed by the ADF 8 ADF open close lever The ADF open close lever is used to open and close the ADF to remove pap
5. The maximum time for an initiator to release the DATA BUS signals following the transition of the I O signal from false to true Deskew delay The minimum time required for deskew of certain signals Disconnection 200 Es The minimum time that a target shall wait after releasing BSY before participating in an ARBITRATION phase when honoring a DISCONNECT message from the initiator Table 4 5 Signal delay times definition No Item _Time__ definition 11 Hold time 45 ns The minimum time added between the assertion of REQ Or REQB or ACK or ACKB and the changing of the data lines to provide hold time in the initiator or target while using synchronous data transfers REQB and ACKIB timings only apply to optional wide data transfers Negation 90 ns The minimum time that a target shall negate REQ Or REQB while using synchronous data transfers Also the minimum time that an initiator shall negate ACK or ACKB while using synchronous data transfers REOB and ACKB timings only apply to optional wide data transfers Power on to 10 sec The recommended maximum time from power selection recommended application until an SCSI target is able to respond with appropriate status and sense data to the TEST UNIT READY INQUIRY and REQUEST SENSE commands 14 Reset to 250 ms The recommended maximum time after a hard selection recommended RESET condition until an SCSI target is able to i respond with appropriate status and sense data t
6. X 03 1 Logical unit number Reserved Reserved Allocation length Control byte un A W N 4 26 a Allocation length Byte 4 Specifies the storage area in bytes that tile initiator allocates for sense data If a O is set here sense data is not transferred but this is not treated as an error The target terminates tile DATA IN phase when it has transferred either the bytes of sense data specified in this field or all of effective sense data 4 4 4 2 Sense data DATA EN phase target initiator The target creates sense data if its status is B 00001 CHECK CONDITION or if a BUS FREE error has occurred This scanner creates sense data when any of tile errors described later is encountered The sense data on this scanner is shown in tile following illustration 7 6 5 4 3 2 1 0 Error code Information bytes Additional sense length Command specific information byte LSB Additional sense code Additional sense code gualifier Field replaceable unit code Sense key specific bytes a Valid Byte 0 Indicates whether or not the INFORMATION BYTES field is as specified by ANSI This scanner returns BU specified by ANSI b Error code Byte 0 Differentiates between current error or deferred error This scanner returns X 70 CURRENT ERROR c Segment number Byte 1 This scanner does not support SEGMENT NUMBER This scanner returns X 00 4 27 d FM file mark Byte 2 This scanner does no
7. code If this bit is set to 1 the scanner returns the following error e Status key B 00001 CHECK CONDITION e Sense key x 5 ILLEGAL REQUEST C Allocation length Byte 4 This field specifies the storage area in bytes that the initiator allocates for inquiry data If a O is set here inquiry data is not transferred but this is not regarded as an error The target terminates the DATA IN phase when it has transferred either the bytes of inquiry data specified in this field or all of effective inquiry data 4 23 4 4 3 2 Inquiry data DATA IN phase target initiator 7 6 5 4 3 2 1 0 Byte 0 Peripheral gualifier Peripheral device type 1 Device type gualifier 2 ECMA version ANSI approved version 3 AENC Response data format 4 Additional length n 4 5 Reserved 6 7 Ret Adr SYNC CACHE 8 Vendor identification F 10 Product identification 1F 20 Product revision level 23 a Color plane sequence Reserved SF a Peripheral qualifier Byte O Indicates the connection status of the devices under control of the target This scanner returns B 000 b Peripheral device type Byte O Indicates the type of the devices under control of the target This scanner returns B 00110 scanner c Removable medium RMB Byte 1 This scanner does not support RMB This scanner returns BU d Device type qualifier Byte 1 This scanner does not support this field This scanner always returns B 0000000 4 24 e ISO
8. cover and place it on the glass surface 2 H the document is thick do not close the document cover That part of the document in close contact with the glass will be read correctly but any part that is not in contact with the glass may be unclear or distorted so care must be taken 3 6 2 ADF 3 6 2 1 Setting the ADF paper chute ADF paper chute Document cover Figure 3 7 Setting the ADF paper chute To use ADF to read the documents set the ADF paper chute as follows Raise the unattached end of the input paper chute to about 45 degrees as shown in Figure 3 7 Pull down the metal bracket from under the paper chute Click the metal bracket into the grips on the document cover ES OS Pull the chute extension up 3 6 2 2 Placing the documents on the ADF paper chute Perform the following steps to place the document in the ADF paper chute If these steps are not followed closely a feed error may occur Left guide Auto feeder hole Right guide Balance Wire Document blank side ADF paper chute Document size scale Figure 3 8 Placing the document on the ADF paper chute 1 Place the document upside down 2 Angle the document sheets as shown See Angling the document sheets that follows for an explanation of this procedure Top of page Feed direction Od 3 Spread open the right and left guides of the ADF paper chute and set them approximately 5 mm wider than the document width
9. descriptions peculiar to the scanner For details of SCSI refer to the ANSI standard The following terms are needed to understand this section SCSI device A host adapter or a target controller that can he attached to the SCSI bus Initiator An SCSI device usually a host system that requests an 1 O process to be performed by another SCSI device a target Target An SCSI device that performs an operation requested by an initiator Logical Unit A physical or virtual peripheral device that is addressable through a target Range of support 1 System Configuration This scanner operates under the multiinitiator multitarget environment An initiator function is not provided This scanner incorporates an integrated target and logical unit image scanner SCSL ID 0 to 7 variable by DIP switch Logical unit number LUN 000 fixed 2 Bus phases This scanner supports all phases except reselection phase 4 1 Commands The following commands are supported by this scanner A control byte is not supported If value other than X OO is specified an error is generated INQUIRY OBJECT POSITION READ RELEASE UNIT REQUEST SENSE RESERVE UNIT SEND DIAGNOSTIC SET WINDOW TEST UNIT READY SCAN Statuses The following statuses are supported by this scanner BUSY CHECK CONDITION GOOD RESERVATION CONFLICT Messages The following messages are supported by this scanner ABORT BUS DEVICE RESET COMMAND COMPLETE IDENTTIY I
10. image data A O value causes auto digitization A value other than 0 indicates a relative brightness where the darkest value is at X FF the brightest value is at X 01 and the normal ordinary value is at X 80 This scanner is limited to 64 levels of brightness Internally this scanner excludes X 00 and ignores the lowest two bits X 00 represents Dynamic Threshold SOU to X 03 are the darkest Contrast Byte 18 If a value other than X 00 is specified this scanner returns the following error e Status B 00001 CHECK CONDITION e Sense key X 5 ILLEGAL REQUEST k IMAGE COMPOSITION Byte 19 Specifies the type of image to be read The following values are supported by this scanner X 00 Binary monochrome SOU Dithered monochrome X 02 Gray scale X 03 bi level RGB color X 04 Dither RGB color X 05 Multi level RGB color If a value X 03 or greater is specified this scanner returns the following error Status B 00001 CHECK CONDITION 4 37 Sense key X 5 ILLEGAL REQUEST 1 Bit per pixel Byte 1A Specifies the number of bits per pixel This value shall be SOU X 04 and X 08 for this scanner For an value this scanner returns the following error e Status B 00001 CHECK CONDITION e Sense key X 5 ILLEGAL REQUEST m Halftone pattern Bytes IB to 1C IB reserved Specifies the dithered pattern used in binarizing multibit multivalued image data This scanner validates this field only with t
11. image data only If any other value is specified this scanner returns the following error e Status B 00001 CHECK CONDITION e Sense key X 5 ILLEGAL REQUEST b Data type gualifier Bytes 4 to 5 Identifies each data of the same type This scanner requires specifying byte 4 X 00 and byte 5 window identifier If the window identifier specified in byte 5 has not been declared by the DEFINE WINDOW PARAMETERS command this scanner returns the following error e Status B 00001 CHECK CONDITION e Sense key X 5 ILLEGAL REQUEST c Transfer length TL Bytes 6 to 8 Specifies the bytes of storage area that the initiator has allocated for the data to be transferred If TL 0 no data is transferred This is not assumed an error The target does not transfer more data than that which is indicated by Th This scanner requires that the transfer length not exceed 64K If the actual transfer amount differs from the amount indicated by TL the target creates the following status and sense data 4 47 e Status B 00001 CHECK CONDITION e Sense key X 0 NO SENSE e Sense data VALID 1 I e Sense data ILI 1 Difference in transfer amount e Sense data INFORMATION TL indicated transfer amount subtracted by actual transfer amount Note For the read sequence see items 2 and 3 in Section 4 7 4 4 9 2 DATA IN phase target initiator a Image data DATA TYPE CODE x 00 Ad scan direction gt ULY pa E
12. it returns an error as follows e Status key B 00001 CHECK CONDITION e Sense key X 5 ILLEGAL REQUEST 18 d A bit and field described as Reserved are 0 If this scanner receives a value other than 0 it returns an error as follows Status key B 00001 CHECK CONDITON Sense key X 5 ILLEGAL REOUES I The commands supported by this scanner are listed below Table 4 7 Commands Operation Command code hex Description RESERVE UNIT RELEASE UNIT INQUIRY SEND DIAGNOSTIC TEST UNIT READY SET WINDOW REQUEST SENSE SC 4 4 1 RESERVE UNIT command The following table shows the normal sequence of the RESERVE UNIT command when used with this scanner Table 4 8 RESERVE UNIT command 1 BUSFREE Verifiesbusfree LL 2 ARBITRATION Obtainsbus usageright LI 2 SELECTION Pp ee O O DrivesBSYsignal 4 MESSAGEOUT Selectslogicalunit _ COMMAND Specifies RESERVE UNIT CDB TT 6 status ILL Reports GOOD status 11 Command complete LL Releases ESY signal 8 BUS FREE 22222222 MO 4 19 4 4 1 1 RESERVE UNIT command COMMAND phase initiator target Where a logical unit can be accessed by two or more initiators there could be interferences with command sequences data etc This situation can be avoided by issuing the RESERVE UNIT command before initiating series of operations Once a logical unit has properly accepted the RESERVE UNIT command it will be occupied by
13. may be attached to each end of the daisy chain 2 The total length of the daisy chain must not exceed 6 meters The vendor suggests that the SCSI cable be two or three meters in length to allow other devices to be attached to the SCSI bus 3 Each device on the chain will be assigned a different ID Devices with the same SCSI ID will cause them to malfunction 4 There is no restriction on the position of the devices on the daisy chain 3 6 3 5 Paper Specifications This section provides the readable paper specifications for the automatic document feeder ADF 3 5 1 Paper Size Feeding direction AA Be A IB Unit mm Figure 3 4 Paper size specifications 3 5 2 Paper conditions 3 5 2 1 ADF a Paper quality Wood free paper PPC paper Specified by XEROX Corporation b Paper specifications Legal size 14 28 Ibs 3 7 3 5 2 2 Flatbed a Paper quality b C 39 23 No condition Ream weight No condition Paper form Square is preferred Items to avoid Paper such as the following cannot be fed by ADF a Paper with clips or staples b Paper with ink not dry C Paper with inconsistent thickness such as an envelope d Paper with large rumples or curls e Paper with folds or tears f Tracing paper g Coating paper h Carbonless paper i Paper smaller than A3 size or larger than A4 width j Items other than paper such as clothes metal sheet or OHP film k Photog
14. minimum time that a target shall assert REQ or REQB while using synchronous data transfers Also the minimum time that an initiator shall assert ACK while using synchronous data transfers Bus Clear 800 ns The maximum time for an SCSI device to stop driving all bus signals after 1 The BUS FREE phase is detected BSY and SEL both false for a bus settle delay 2 SEL is received from another SCS device during the ARBITRATION phase 3 The transition of RST to true For the first condition listed the maximum time for an SCSI device to clear the bus is 1200 nanoseconds from BSY and SEL first becoming both false If an SCSI device requires more than a bus settle delay to detect BUS FREE phase it shall clear the bus within a bus clear delay minus the excess time 4 Bus free delay 800 ns The minimum time that an SCSI device shall wait from its detection of the BUS FREE phase BSY and SEL both false 3 Bus set delay 1 8 _s The maximum time for an SCSI device to assert BSY and its SCSI ID bit on the DATA BUS after it detects BUS FREE phase BSY and SEL both false for a bus settle delay for the purpose of entering the ARBITRATION phase Bus settle 400 ns The minimum time to wait for the bus to settle after changing certain control signals as called out in the protocol definitions Cable skew 10 ns The maximum difference in propagation time allowed between any two SCSI bus signals measured between any two SCSI devices Data release 400 ns
15. tile actual transfer amount i Additional sense length Byte 7 Specifies the number of sense bytes that follows Even if all additional sense bytes cannot be transferred because the allocation length in CDB is small the value in this field is not adjusted to indicate the remaining data This scanner always assumes 0A 4 28 j Command specific information bytes Bytes 8 to B On this scanner this field is not supported and is fixed to X 00000000 k Additional sense code additional sense code qualifier Bytes C and D A combination of these fields specifies detailed information about the error reported in the sense key This scanner reports the following information Table 4 13 key sense code sense code of o Nosense gt o Jm sw a Jm E A A E ES a lao las o unsupported togical unit ls 2 o tata eta in parameter st lo w o umaro o sl e o messageemos 1 Sense key specific bytes Bytes F to 11 This field is reserved on this scanner X 00000000 must not be expected N aa ee a u w S H U t Nn 4 4 55 SEND DIAGNOSTIC command The following table shows the normal sequence of the SEND DIAGNOSTIC command when used with this scanner Table 4 14 SEND DIAGNOSTIC command Initiator operation Target operation BUS FREE Verifies bus free i ARBITRATION ON Obtains bus usage right E EEE 4 29 Table 4 14 SEND DIAGNOSTIC command Initiator opera
16. version ECMA version ANSI approved version Byte 2 Indicates the version number of the governing standard This scanner returns X 02 SCSI 2 f Asynchronous event notification capability AENC Byte 3 This scanner does not support this field so it returns BU g Response data format Byte 3 Indicates the standard and its version number that governs the format of inquiry data This scanner returns B 0010 SCSI 2 h Additional length n 4 Byte 4 Specifies the number of bytes from byte 5 to the last byte This value will not change with the allocation length value specified in CDB This scanner returns 5B the 91 bytes from byte 5 to byte SF i RelAdr Wbu 2 Wbusl6 Byte 7 This scanner does not support RelAdrIwbus32 Wbusl6 This scanner returns B 000 j SYNC synchronous transfer Byte 7 This scanner returns B 0 synchronous transfer not supported k Linked cache CMDQUE Byte 7 This scanner does not support linked cache CMDQUE This scanner returns B 000 1 sftRst Soft Reset Byte 7 This scanner performs Hardware Reset This scanner returns BO m Vendor identification Bytes 8 to F Indicates the vendor of the logical unit in ASCII code The vendor name is left justified with the blank filled with spaces x 20 This scanner returns FCPA n Product identification Bytes 10 to 1F Indicates the product name in ASCII code The name is left justified with the blank filled with spaces X 2
17. 0 This scanner returns one of the following names Scan Partner 10 0 Product revision level Bytes 20 to 23 Indicates the version number of the product in ASCII code This number is left justified with the blank filled with spaces X 20 p ADF mode Byte 24 bit 7 0 No built in ADF module 1 With built in ADF module q Color mode Byte 24 bit 6 to 4 000 B amp W image only 001 3 pass color scan mode 101 1 pass color scan mode r Color plane sequence Byte 24 bit 3 to 0 0000 RGB 4 25 4 4 4 REQUEST SENSE command The following table shows the normal sequence of the REQUEST SENSE command when used with this scanner Table 4 11 REQUEST SENSE command 1 BUSPREE veriestustice 2 ARBITRATION obisinstbus usageright ooo 3 SELECTION setectstanet_ gt P Dives By signet Eu MESSAGE OUT Selects logical unit EN 5 COMMAND Species REQUEST gt gt gt gt A SENSE CDB SE E 6 para AAA ae stars Reports coon sans MESSAGE IN Reports message a Complete MA BSY signal 9 Bus FREE F 4 44 1 REQUEST SENSE command COMMAND phase initiator gt target The REQUEST SENSE command requests the sense data that shows the status of a logical unit On receiving this command the target sets the unit s status in the sense data and returns it to the initiator The CDB of this command is shown in the following illustration 7 6 5 4 3 2 1 0 Byte 0 Operation code
18. 101 AS 0110 Undefined 0111 Letter 1000 Undefined 1001 Undefined 1010 Undefined 1011 Undefined 1100 Undefined 1101 BS 1110 Undefined 1111 Legal 4 40 4 4 7 5 Color Scanning Vender unique parameters Table 4 19 Vendor unique parameters byte 28 and later 7 6 5 4 3 2 1 0 Line width 4 4 7 5 1 Vendor unique identification code Byte 28 Specifies a vendor unique identification code For color image scanning X FF must be specified If other value is specified this scanner returns the following error Status B 00001 CHECK CONDITION Sense key X 5 ILLEGAL REQUEST 4 4 7 5 2 Parameter length Byte 29 Specifies parameter length for color scan 4 4 7 5 3 Color scanning parameters a ADF Byte 2A Bit 7 0 Flatbed scan mode 1 ADF scan mode b Source Byte 2A Bit 6 0 The initiator could read the line width and line count of the current scan page by using READ command When the bits is specified SOU the data field of Line width X 2D to X 2E and Line count X 2F to X 30 will be ignored by the scanner 1 The initiator can tell the scanner the line width and the line count for the current page The information should be placed in Line width X 2D to X 2E and Line count X 2E to X 30 c Color Byte 2A Bit 5 to 3 Specifies a color pass 000 Green channel 001 Red channel 010 Green channel 011 Blue channel 100 R G B color image 4 41 d Highlight value Byte 2B Specifies the starti
19. ADF Read on FB OBJECT POSITION command Load object READ command READ command OBJECT POSITION command Unload object If the document is shorter than the window area specified by the SET WINDOW command the deficient portion is supplemented by white data The deficient portion is supplemented so that the data covers the entire specified window area and is transferred Note 4 4 9 READ command The following table shows the normal sequence of the READ command when used with this scanner Table 4 21 1 BUSFREE Verifiesbusfree LI 2 ARBITRATION Obtains bus usage right o o 3 SELECTION Selects target LA a ooo LL prvesBSYsignal 4 MESSAGE OUT Selects logicalunit_ gt o y O 6 DATAN Te Transferimagedata 7 status Reports GOOD status Ali MESSAGEIN _ Reports message Command Complete po Releases BSY signal 9 BusFREE II TI 4 46 4 4 9 1 READ command COMMAND phase initiator target The READ command is used by an initiator to request a target for transfer of data Upon receiving this command the target returns scan data to the initiator The CDB of this command is shown in the following illustration 7 6 5 4 3 2 1 0 Byte 0 Data type qualifier KR Q N a OD Transfer length Control byte VD a Data type code Byte 2 Specifies the type of data to be transferred between the initiator and target This scanner supports X 00
20. DITION e Sense key X 5 ILLEGAL REQUEST 4 4 7 3 Update of ScanPartner 600C OEM manual ScanPartner 600C has now updated to accept paper size setting and color scanning setting The setting parameters are specified in vender Unique Parameters of Windows Descriptor Block The Vender unique parameters for color image scanning is different from that of B amp W image scanning Please see table 4 19 and table 4 20 The command sequence of color image scanning is also different from B amp W image scanning See 4 7 2 1 and 4 7 2 2 for details 4 4 7 4 B amp W Scanning Vender unique parameters Table 4 18 Vender unique parameters byte 28 and later 7 6 5 4 3 2 1 0 Paper width X Paper length Y 4 39 4 4 7 4 1 Vendor unique identification code Byte 28 4 4 7 4 2 Specified a vendor unique identification code For B amp W image scanning X 00 must be specified If other value is specified this scanner returns the following error Status B 00001 CHECK CONDITION Sense Key SON ILLEGAL REQUEST Paper size byte 35 Specified a Paper Size Set paper size used only in ADF mode Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 to 0 0 Undefined 1 See Bit 6 to determine the paper size 0 Standard document size bits 3 to O effective 1 Nonstandard document size bytes 36 to 4D effective Must be zero Must be zero Stand document size 0000 Undefined 0001 Undefined 0010 Undefined 0011 Undefined 0100 A4 0
21. Fujitsu ScanPartner 600C OEM Manual Version 1 0 Doc No 250 0081 0 Fujitsu Inc 11 Table of Contents dl GENERALES Tte o Bs td E Rae a8 Re aa AT Boe ta a ta at ln Dt TS 1 1 1 2 DEVICE CONFIGURATION EE 1 3 1 2 AADULETS EE 1 3 1 2 2 WEE 1 4 2 1 FUNCTIONAL SPECIFICATIONS seene nneene n tettre r estes e ree ne nee eas neeeesneeee nene cnn nnrcnnnnarrnnonarinnnnanininns 2 1 2 2 ENVIRONMENTAL SPECIFICATIONS ne nee een neeneneneeea ne see eas neeee s neeeaneneeeenenee ee EEES EEE Eeee enne 2 2 3 1 REMOVING THE SHIPPING BRACKET 3 1 ELN OO IN 3 3 3 3 INDICATION PANEE dr ala dotado tad Wade o ate do Modo o EE 3 3 3 4 SETTING THE SCSI ID AND CONNECTING THE INTERFACE CARLE nene neeeeeeenn nen eeeeeneenan nne 3 4 3 4 1 SCSI Cable COnme ction naese seeeeeenn enese seeeeneee enese a A iraa a seeeeeeeeee 3 3 PAPER SPECIFICATIONS 0 cccccceosseosveeccctcccsesesesecctecevsvesseeseseceassnssscccttcnesseresceccssecedesesesceteecssesesececceccas ensevecctenconseeesess EE 3 9 2 EENHEETEN NT TT ler A a a o do ta LA Do LI ds Sat dos El O E E ed do et ey E ed E do whe do El as A 3 5 2 2 Flatbed 3 5 2 3 Items to avoid ERSO N ALIODAI a AA EEE A a EEN 3 6 DOCUMENT SETTING METHOD ER EIE EE 3 6 1 1 When the document size is of letter A4 size or smaller ccccccncccncncncnononononononononononononononononononononoconononcnnnononananonos 3 10 3 6 1 2 When the document isa thick book 00 tentar mimi Mts to P
22. L oi ee kalana ihr vu ni k lade dk ee 4 7 2 Redd S quence niii vut e elen sele sulas kt hale dr 4 1 2 1 Read sequence tor BAW EE L3 READ command eene egener enee bic L pp ak TE Sys Ce TEE EE A732 Multiple READ tsk oust Sack kn eege here eh eeh Aasta ENS 4 8 STATUS TRANSITION OF LOGICAL Ui A ERROR KO EEN 4 10 ITEMS FOR SPECIFYING WINDOW gt isore srepesnns tet osee srn pesnn Nessie esar pe en Ne sieo aneres Sre are eisso Sare eia siorr E neisse KEREN LEE 5 1 5 2 OFFLINE DIAGNOSTICS aresep reo deed SANS dE up ikka kp kuva sues aps SE Sher ee 5 2 3 3 DIAGNOSTICELOWCHAR TS coi ere 5 3 5 3 1 Group 1 error flowchart Lamp oassembhyl nene 5 3 5 3 2 Group 2 error flowchart Flatbed ADF motor ee 5 3 3 3 3 Group 3 error flowchart paper in ADF paper fro 5 4 iv 5 3 4 Group 3 error flowchart no paper in ADF paper tray 1 General 1 1 General 1 2 Device Configuration 1 1 General Scan Partner 600C image scanners produce excellent electronic images from documents using the high quality optical image scanning technology and output to the host system via SCSI interface On the standard flat bed the Scan Partner 600C can scan a single loose page or a single page of a bound book The standard flat bed can accommodate a letter size A4 page The Scan Partner has an automatic document feeder ADF that can accommodate up to 50 pages The Scan Partner outputs data on the Small Computer System Interface
23. MESSAGE PARITY ERROR message this scanner takes action as shown in the following table Table 4 27 Phase when ATN is detected MESSAGE IN Moves to the MESSAGE IN phase and resends the message 1 Moves to the BUS FREE phase ta This scanner retries three times with the message in the MESSAGE IN phase If the third retry fails the scanner immediately moves to the BUS FREE phase BUS DEVICE RESET X 0C MESSAGE OUT phase initiator target This message addresses any initiators that are operating or waiting for operation on the target The message initializes those initiators by resetting their input output operations The BUS DEVICE RESET message is transferred in the asynchronous mode 4 54 This scanner generates the UNIT ATTENTION condition to all initiators After being initialized the initiators move to the BUS FREE phase The initiators do not intend to issue another message by activating ATN before they deactivate the ACK of the BUS DEVICE RESET message 4 6 2 8 IDENDIFY X 80 TO X FF MESSAGE OUT phase initiator target This message specifies either a logical unit under control of the target or a process incorporated in the target maintenance self diagnostic etc 7 6 5 4 3 2 1 0 alte dl ee a Specifies a logical unit number for bit 5 0 Specifies a process incorporated in the target for bit 5 1 Reserved Reserved 1 Processed by the target alone 0 Processed by the
24. NITIATOR DETECTED ERROR MESSAGE PARITY ERROR MESSAGE REJECT NO OPERATION Others The bits and fields for which the word Reserved is described are checked For a non zero an error is returned 4 1 Physical Specifications The devices linked to this interface are daisy chained with each other A terminator is attached to the ends of the interface cable Interface specifications are as shown below 4 1 1 Connection SCSI device SCSI device SCSI device Terminator Terminator 4 3 4 1 2 Physical Specification Table 4 1 SCSI physical specifications Cable Signal level Low level true 0 0 to 0 5 VDC High Level false 2 5 to 5 25 VDC Output current 48 mA corresponding output voltage lt 0 5V Input characteristics Low level true 0 0 to 0 8 VDC High level false 2 0 to 5 25 VDC Input load 0 4 mA max at 0 4V input voltage Input hysteresis 0 2 VDC min Connector pin assignments for lines See 4 4 1 3 Termination DV 2200 Be signal 3300 4 4 4 1 4 Pin assignments Physical Specifications oe 2 7 o 0 3 DB 2 MEA E E frenet Note Reserved pins are connected to GND Figure 4 1Pin assignment 4 5 4 2 SCSI Bus 4 2 1 4 2 1 1 4 2 1 2 4 2 1 3 System configuration System configuration The SCSI bus connects up to eight SCSI units each linked with a daisy chain Both ends of the daisy chain require a terminator Each SCSI
25. ST SENSE command Other command Error detail reported cleared C A status released 4 59 4 9 Error Table The following table lists errors that may occur upon issue of each command Table 4 28 NO NOT MEDIUM HARD UNIT Content SENSE READY ERROR WARE AT ILLEGAL ABORTED ser winpow WINDOW INQUIRY an EL eet Bs A opmcrrosmon o o o o o o KES A ee ES EE pl e Ne ali EE requesrsense o en GE EE ee ee sennpugnosne o o o esrumreapy o o ey o o o Error in command descriptor 2 Jam of document being unloaded from ADF at power ON or reset time 4 60 4 10 Items for Specifying Window The following table lists the items available for specifying a window Table 4 29 Image 00 01 02 composition Binary Dithered halftone Multibit Item monochrome monochrome X Y resolution Upper left X Y O Can be specified X Cannot be specified A Ignored 4 61 5 Diagnostics 5 1 Online Diagnostics 5 2 Offline Diagnostics 5 3 Diagnostic Flowcharts The ScanPartner 600C has diagnostics to help you determine the cause of operational problems Some of the diagnostics function with the scanner online while others are part of a separate offline diagnostic feature 5 1 Online diagnostics Determine operational problems by observing the control panel Ready and Paper Jam LEDs With the scanner online and operating nor
26. T POSITION commande 4 43 4 4 8 1 OBJECT POSITION command COMMAND phase initator target iweenenrtreeeeeee 4 44 Ee Ee 4 45 RT E DEE 4 46 4 4 9 READ command RE 4 46 4 4 9 1 READ command COMMAND phase initiator Gorget 4 47 4 4 9 2 DATA IN phase target initiator NEEN 4 48 4 4 10 SCAM COMMANG EE 4 49 4 4 10 1 SCAN Command phase initiator target ee ee eee eeseceseeeeeeeeeseeceeeesseceseecsaeecsaeecsaeessaeessaeesaeecsaeeesseeeeaeessatene 4 49 4 5 STATUS STATUS PHASE TARGET gt INTTIATOR 4 50 D Bee 4 51 AOL ATN detec a ias 4 51 46 2 Message types A id 4 52 4 6 2 1 COMMAND COMPLETE X 00 MESSAGE IN phase target initiator ooooconoocccononcccnonancnononcnnnnnnnononnnccnonnncnnono 4 52 4 6 2 2 INITIATOR DETECTED ERROR X 05 MESSAGE OUT phase initiator target mtenreee 4 52 4 6 2 3 ABORT X 06 MESSAGE OUT phase initiator gt Greet 4 53 4 6 2 4 MESSAGE REJECT X 07 MESSAGE IN OUT phase initiator target ooococnnoocccnnoncccononcccnnnannnnnnncncnnnnncnonnnccnnno 4 53 4 6 2 5 NO OPERATION X 08 MESSAGE OUT phase initiator Greet 4 54 4 6 2 6 MESSAGE PARITY ERROR X 09 MESSAGE OUT phase initiator target 4 54 4 6 2 7 BUS DEVICE RESET X 0C MESSAGE OUT phase initiator target 4 6 2 8 IDENDIFY X 80 TO SE MESSAGE OUT phase initiator Greet 4 COMMAND ele EE d SR SEQUENCE A Morti kali Lda ta SE
27. a TP third party Byte 1 a A N 4 21 If the 3rd party reservation option is not supported setting this bit to 1 causes the target to return the following error e Status key B 0000I CHECKCONDITION e Sense key X S ILLEGAL REQUEST This scanner does not support the 3rd party reservation option b TPID third party device ID Byte 1 This scanner ignores TPID 4 4 3 INQUIRY command The following table shows the normal sequence of the INQUIRY command when used with this scanner Table 4 10 INQUIRY command PT BUSFREE Verifesbusfree ll 2 ARBITRATION ON Obtains bususageraht SSCS SELECTION Seesar gt SSCS Sheba MESSAGE OUT Seso COMMAND Specifies INQUIRY CBD gt DU PA ETT TT Releases BSY signal MESSAGEIN OO BUS FREE E AAA A 6 EEE 4 4 3 1 INQUIRY command COMMAND phase initiator target The INQUIRY command checks information regarding a target and logical unit The CDB of this command is shown in the following illustration 4 22 7 6 5 4 3 2 1 0 Byte 0 Operation code X 12 1 Logical unit number Reserved Page Code Reserved Allocation length Control byte un A O N a EVPD enable vital product data Byte 1 This scanner does not support EVPD If this bit is set to 1 the scanner returns the following error e Status key B OOOO1 CHECK CONDITION e Sense key X 5 ILLEGAL REQUEST b Page code Byte 2 This scanner does not support page
28. als are false for a least a bus settle delay The selected target may examine the DATA BUS in order to determine the SCSI ID of the selecting initiator The selected target shall then assert the BSY signal within a selection abort time of its most recent detection of being selected this assertion is required for correct operation of the selection time out procedure The target shall not respond to a selection if bad parity is detected Also if more than two SCSI ID bits are on the DAT BUS the target shall not respond to selection No less than two deskew delays after the initiator detects the BSY signal is true it shall release the SEL signal and may change the DATA BUS The target shall wait until the SEL signal is false before asserting the REQ signal to enter an information transfer phase 4 SELECTION phase gt Deskew Deskew delay x 2 delay x 2 Bus clear delay bus settle delay VO BSY SEL DB 4 14 4 3 4 INFORMATION TRANSFER phases Note The COMMAND DATA STATUS and MESSAGE phases are all grouped together as the information transfer phases because they are a l used to transfer data or control information via the DATA BUS The actual content of the information is beyond the scope of this section The C D 1 0 and MSG signals are used to distinguish between the different information transfer phases see Table 4 5 The target drives these three signals and therefore controls all changes from one p
29. as follows a When ready e Status B 00000 GOOD e Sense key X 0 NO SENSE 0 When not ready e Status B 00001 CHECK CONDITION e Sense key X 2 NOT READY 4 32 4 4 7 SET WINDOW command The following table shows the normal sequence of the SET WINDOW command when used with this scanner Table 4 16 SET WINDOW command 1 BUSFREE Verifiesbusfree 2 ARBITRATION Obtains bus usage right LL 3 SELECTION Selectstarget gt AAA EA EN 4 MESSAGE OUT Selectslogicalunit gt 5 COMMAND Specifies SET WINDOW CDB gt Setswindow EH DATA OUT Specifies window data lt 2 2 E 7 STATUS po Reports GOOD status MESSAGE IN Reports message Command Complete ll Release BSY signal 9 BUS FREE LSI Si EEE 4 4 7 1 SET WINDOW command COMMAND phase initiator gt target The SET WINDOW command is used to set a window The CDB of this command is shown in the following illustration 4 33 4 4 7 2 af 6 5 4 3 2 1 0 Operator code X 24 Reserved Transfer length Control byte a TRANSFER LENGTH Bytes 6 to 8 Specifies the number of window data bytes sent in the DATA OUT phase A O means that no data transferred this situation is not considered an error If the number of bytes is not enough less than 48 to set a single window the scanner returns the following error Status B 00001 CHECK CONDITION Sense key X 5 ILLEGAL REQUEST Sense k
30. cs indicate a group error Refer to Chapter 4 for parts replacement 5 3 1 Group 1 error flowchart Lamp assembly This flowchart applies when the Ready and the Paper Jam LED each blinks 6 times the same while with the scanner offline Group Error CCD error Inverter error Replace optical Replace lamp assembly inverter circuit No Replace the lamp 5 3 2 Group 2 error flowchart Flatbed ADF motor This flowchart applies when the offline diagnostics error indication is the simultaneous blinking 5 times of the Ready and Paper Jam LED ADF Flatbed home position sensor error Flatbed motor error Replace home Replace flatbed position sensor motor 5 3 5 3 3 Group 3 error flowchart paper in ADF paper tray This flowchart applies when the Ready LED is off and Paper Jam LED steadily on with the scanner online and there is paper in the ADF paper tray Remove the papers from ADF s input paper tray and wait 3 seconds ADF paper in Wait 30 sensor error seconds Replace ADF PCBA 5 4 5 3 4 Group 3 error flowchart no paper in ADF paper tray This flowchart applies when the Ready LED is off and Paper Jam LED steadily on with the scanner online and there is no paper in the ADF paper tray Group 3 error Put a piece of paper into ADF s input paper tray and wait 3 seconds ADF paper out ADF motor moves and ejects paper ADF paper in sensor error Replace ADF PCBA 5 5
31. ction of the BUS FREE phase i e after the BSY and SEL signals are both false for a bus settle delay before driving any signal 3 Following the bus free delay in Step 2 the SCSI device may arbitrate for the SCSI bus by asserting both the BSY signal and its own SCSI ID however the SCSI device shall not arbitrate i e assert the BSY signal and its SCSI ID if more than a bus set delay has passed since the BUS FREE phase was last observed 4 After waiting at least an arbitration delay measured from its assertion the SCSI device shall examine the DATA BUS If a higher priority SCSI ID bit is true on the DATA BUS DB 7 is the highest then the SCSI device has lost the arbitration and the SCSI device may release its signals and return to Step 1 If no higher priority SCSI ID bit is true on the DATA BUS then the SCSI device has won the arbitration and it shall assert the SEL signal Any SCSI device other than the winner has lost the arbitration and shall release the BSY signal and its SCSI ID bit within a bus clear delay after the SEL signal becomes true A SCSI device that loses arbitration may return to Step 1 5 The SCSI device that wins arbitration shall wait at least a bus clear delay plus a bus settle delay after assert mg the SEL signal before changing any signals Bus settle delay BSY SCSIX SEL DB BSY ID7 SEL DB 7 BSY ID3 SEL DB 3 BSY ID1 SEL DB 1 Bus set delay Bus free delay Mn Bus set delay Bus
32. e Raster line 1 a papis Raster line 2 j e E ls 7 R sterimes a A eA j pixels iG 1 ma Jaa Pixeti Resterline e ipres ch Vertical scan direction The following format is the data format that this scanner uses when transferring the image data of a window comprising i x j pixels b For binary data l pixel 1 bit 8 pixels 1 byte Raster line 2 Raster line j y y Byte 0 Byte n 6 5 4 3 2 1 0 Eyed Pixel Pixel Pixel Pixel Pixel Pixel Pixel Pixel Bye 20 ij 6 ij 5 ij 4 ij 3 ij 2 ij 1 ij If the data amount per raster line is not a multiple of 8 bits the window is raised to a multiple of 8 bits C Pixel size data DATA TYPE CODE X 80 4 48 This scanner calculates the numbers of X direction pixels and Y direction pixels of the image data to be transferred to the initiator The scanner performs this calculation by referencing the resolution and area up with the SET WINDOW command This data need not be issued if the number of pixels are known 1 the initiator The transfer format for this data is shown in the following illustration Number of X direction pixels Number of Y direction pixels Reserved 4 4 10 Scan command The following table shows the normal sequence of the SCAN command when used with this scanner 1 BUSFREE Verifies bus free o 2 ARBITRATION Obtains bus usage right 7 SELECTION Selects target J ae ee Drives BSY signal MESSAGE OUT Selects l
33. er jammed in the ADF 9 Power connector The power cable is connected to the power connector to supply the scanner with AC power 10 SCSI interface connector The interface is connected to the interface connector The scanner is connected to the host system through the interface cable 1 4 2 Specifications 2 1 Functional Specifications 2 2 Environmental Specifications 2 1 Functional Specifications Table 2 1 lists the functional specifications Table 2 1 Functional Specifications 2 Operating method Flatbedscamming ADFscamming NO ere MAA 4 Lightsource Cold cathode fluorescent lamp 1 Optical resolution 600 x 1200 dpi te Scanning speed reter 3 sec 200 dpi Po as A 3 2 sec 200 dpi i 3 5 sec 200 Legal 3 5sec 200dpi 7 Grayscale S6steps l steps Halftone Provides four halftone patterns Automatic document feeder 1 Paper chute capacity Maximum 50 pages legal 14 28 lbs 2 Stacker capacity Maximum 50 pages legal 14 28 lbs 3 Reading speed Letter size paper 200 dpi 15 ppm 4 Paper empty detection Provided 5 Cover open detection Provided I SCSI 2 2 1 2 2 Environmental Specifications Table 2 2 lists the environmental specifications Table 2 2 Environmental Specifications 1 Physical Height 165 2mm 6 3 0 08 inches mm inches 348 2mm 13 7 0 08 inches 13 3 kg 24 89 Ibs Voltage VAC 100 240V Auto switching length m
34. erface operating sequence the BSY signal could be driven simultaneously by two or more SCSI units when the data bus is in the ARBITRATION or RESELECTION phase This situation also occurs with the RST signs Reset These two signals must be ORtied For other signals either of the two methods may be used further more different drive methods may coexist for a signal on the bus Table 4 3 Bus phases vs signal drive sources 1 2 C D DB7 to 0 Bus phase MSG Fee arermeamon a w w s Js w e wm la Lang Ier i fs s n 1 vk jreseurcnion Ier 7 r r 1 vi L vd je z z z gt gt gt gt COMMAND E E E ooh E r les e ee CIE li pane ES E E E ooh E messacer r s fr r r pa a la A i FF lu gt gt gt Z We L gt zZ The signal shall be released since it is not being driven by any SCSI device The signal shall be driven by all SCSI devices that are actively arbitrating If driven this signal be driven only by the active initiation If the signal is driven it shall be driven only by the active target The signal shall be driven by the one SCSI device that wins arbitration A unique data bit the SCSI ID shall be driven by each SCSI device that is actively arbitrating The other seven data bits shall be released shall not be driven by this SCSI device The parity bit DB P may be released or driven to the true state but shall never be driven to the false state durin
35. ested transfer amount TL actual data amount This status is usually sent to the last READ command of the sequence For commands other than the last READ the GOOD status is reported If the data amount requested by the last READ command agrees with the last data amount left the GOOD status is reported to the READ command and the CHECK CONDITION status is reported to the next READ command Once all scan data has been transferred the CHECK CONDITION status is always reported to the READ command that follows Before attempting another read first issue the SET WINDOW command 4 58 4 8 Status Transition of Logical Unit GOOD status Power ON CHECK CONDITION status Reset Status transition BUS DEVICE RESET message Other command UNIT ATTENTION status rrrrerrrerrerrrmerrtrreerreerrerrerrnerrerrenrrnerrterenernerrtrrenerenrrnnreeere INQUIRY command REQUEST SENSE command UNIT ATTENTION reported cleared Range protected in reserved status NOT READY status Time to READY 7 At room temperature NOT READY status Other command ats e 25 8C lt 30 seconds At low temperature REQUEST SENSE S amp C lt 3 minutes COMMAND NOT READY reported Normal status READY status Waiting Oth d er comman READ command Reading under way Scan completed A status Hardware error Abnormal command Abnormal parameter Medium error REQUE
36. ey X 5 ILLEGAL REQUEST Window date DATA OUT phase initiator target Window data specifies the details of a window Window data contains a bead and one or more window descriptor block Each window descriptor block specifies the attributes of a window size position sca etc If a target receives the SET WINDOW command when it already has window data the target discards a current window data and validates the newly received data a Header Window data header is shown in the following illustration Reserved Window descriptor block length Window descriptor block length Bytes 6 and 7 4 34 Specifies the length in bytes of a window descriptor block Each block has the same length The allowable range of length is between 40 and 248 bytes For a length outside this range this scanner returns the following error Status B 00001 CHECK CONDITION Sense key X 5 ILLEGAL REQUEST b Window descriptor block Window parameter data window descriptor block is shown in the following illustration 7 6 5 4 3 2 1 0 Reserved MSB X resolution LSB MSB Y resolution LSB Upper Left X Upper Left Y Bit per pixel Halftone pattern LSB Reserved Padding type Bit ordering LSB Compression type Compression argument Reserved Vendor unique parameter 4 35 c Window identifier Byte 0 Specifies a unique value that identifies a window The value may be 0 to 255 If tw
37. formation is withheld in the unit 4 4 5 3 Results of self test This scanner reports the results of self test as follows a Normal The GOOD status is returned e Status B 00000 GOOD e Sense key SO NO SENSE b Abnormal If error information is being withheld the following status is returned e Status B 00001 CHECK CONDITION e Sense key Error information being withheld 4 4 6 TEST UNIT READY command The following table shows the normal sequence of the TEST UNIT READY command when used with this scanner Table 4 15 Step Bus phase Initiator operation gt Target 1 BUSFREE Verifies bus free 2 ARBITRATION Obtains bus usage right SELECTION Select target Er EEN 4 MESSAGE OUT Selects logical unit ES COMMAND Specifies TEST UNIT READY CDB E eet ENEE WR est status cazan IN Reports message Command Complete Releases BSY signal 8 BUSFREE 4 31 4 4 6 1 TEST UNIT READY command COMMAND phase initiator gt target The TEST UNIT READY command checks whether a logical unit is ready The command does not request The acknowledgment of this command reported using the status and sense data The CDB of this command is shown in the following illustration Byte 0 7 6 5 4 3 2 1 0 Operation code X 00 Logical unit number Reserved Reserved n A N Control byte 4 4 6 2 Acknowledgment This scanner reports the acknowledgment of the TEST UNIT READY command
38. formation transfer by means of the I O signal When the I O signal is true information shall be transferred from the target to the initiator When the I O signal is false information shall be transferred from the initiator to the target a Asynchronous transfer from target to initiator If the I O signal is true transfer to the initiator the target shall first drive the DB 7 O P signals to their desired values delay at least one deskew delay plus a cable skew delay then assert the REQ signal The DB 7 0 P signals shall remain valid until the ACK signal is true at the target The initiator shall read the DB 7 0 P signals after the REQ signal is true then indicate its acceptance of the data by asserting the ACK signal when the ACK signal becomes true at the target the target may change or release the DB 7 O P signals and shall negate the REQ signal After the REQ signal is false the initiator shall then negate the ACK signal After the ACK signal is false the target may continue the transfer by driving the DB 7 0 P signals and asserting the REQ signal as previously described 4 16 BSY SEL C D MSG T O REQ ACK DB b Bus settle delay deskew delay deskew delay cable skew delay cable skew delay i TINT Asynchronous transler from initiator to target If the I O signal is false transfer to the target the target shall request information by asserting the REO signal The initiator shall drive
39. free delay ARBITRATION phase E Ee lt Bus free delay Il Bus free delay 1D7 Succeeds in ARBITRATION ID3 Detects the SEL signals of other SCSI unit arbitration delay Bus clear delay arbitration delay ID1 Detects the SCSI ID with higher priority than itself V The point at which the BUS FREE phase is detected by each SCSI unit Bus clear delay bus settle delay 4 3 3 SELECTION phase The SELECTION phase allows an initiator to select a target for the purpose of initiating some target function e g READ or WRITE command During the SELECTION phase the I O signal is negated so that this phase can be distinguished from the RESELECTION phase 1 The SCSI device that won the arbitration has both the BSY and SEL signals asserted and has delayed at least a bus clear delay plus a bus settle delay before ending the ARBITRATION phase The SCSI device that won the arbitration becomes an initiator by not asserting the I O signal The initiator shall set the DATA BUS to a value which is the OR of its SCSI ID but and the target s SCSI ID bit and it shall assert the ATN signal The initiator shall then wait at least two deskew delays and release the BSY signal The initiator shall then wait at least a bus settle delay before looking for a response from the target The target shall determine that it is selected when the SEL signal and its SCSI ID bit are true and the BSY and I O sign
40. g this phase I amp T The initiator and target drive the signal according to the interface operating sequence The RESELECTION phase includes a sequence in which the initiator and target simultaneously drive the signal Sete The signal shall be driven by the initiator target or both as specified in the SELECTION phase and RESELECTION phase Table 4 4 Method of driving the interface signal __ OR connection NON_OR connection No signal is driven by any The signal is driven false by SCSI device Signal status is a certain SCSI device made false by the termination initiator or target or is not resistor circuits driven by any SCSI device A SCSI device drives the signal true 4 3 Bus Phases The SCSI architecture includes the following eight distinct phases e BUS FREE phase e ARBITRATION phase e SELECTION phase e COMMAND phase e DATA phase STATUS phase INFORMATION TRANSFER phase e MESSAGE phase The SCSI bus can never be in more than one phase at any given time The following diagram shows how each phase transmits to another MESSAGE OUT BUS FREE ARBITRATION Figure 4 2 Phase sequence 4 9 The signal delay times for each bus phase are defined as follows Table 4 5 Signal delay times definition Arbitration The minimum time an SCSI device shall wait from asserting BSY for arbitration until the DATA BUS can be examined to see if arbitration has been won There is no maximum time Assertion The
41. hase to another The initiator can request a MESSAGE OUT phase by asserting the ATN signal while the target can cause the BUS FREE phase by releasing the MSG C D 1 0 and BSY signals Table 4 6 INFORMATION TRANSFER phase type direction paraour o ad o pas INIT TARG paran of i o pa COMMAND 1 of o Command gt STATUS o EE MESSAGEIN Reserved for future standardization 0 False 1 True INIT Initiator TARG Target 4 15 INFORMATION TRANSFER phase INFORMATION TRANSFER phase Ca a cr eff Bus settle delay Min Ons Bus settle delay 1 BSY SEL C D MSG I O REQ ACK Se The INFORMATION TRANSFER phases use one or more REQ ACK handshakes to control the information transfer Each REQ ACK handshake allows the transfer of one byte of information During the INFORMATION TRANSFER phases the BSY signal shall remain true and the SEL signal shall remain false Additionally during the INFORMATION TRANSFER phases the target shall continuously envelope the REQ ACK handshake s with the C D I O and MSG signals in such a manner that these control signals are valid for a bus settle delay before the assertion of the REQ signal of the first handshake These control signals remain valid until after the negation of the ACK signal at the end of the handshake of the last transfer of the phase 4 3 4 1 Asynchronous information transfer The target shall control the direction of in
42. he selection of dither half tone monochrome or mixed mode processing For other selections this field is ignored The values are specified in the following format e Byte IB Reserved e Byte IC 7 6 5 4 3 2 1 0 Half tone pattern number this bit is reserved This scanner has four types X 00 to X 03 of built in pattern If a value greater than the four range is specified this scanner returns the following error e Status B 00001 CHECK CONDITION e Sense key X 5 ILLEGAL REQUEST n RIE reverse image format Byte 1D bit 7 This scanner does not support RIF If a value other than X O is specified this scanner returns the following errors e Status B 00001 CHECK CONDITION e Sense key X 5 ILLEGAL REQUEST 0 Padding type Byte 1D bits 0 to 2 This scanner does not support Padding type If a value other than X 000 is specified this scanner returns the following error e Status B 00001 CHECK CONDITION e Sense key X 5 ILLEGAL REQUEST p Bit ordering Bytes 1E to 1F 4 38 This scanner does not support BIT ORDERING If a value other than X 0000 is specified this scanner returns the following error e Status B 00001 CHECK CONDITION e Sense key X 5 ILLEGAL REQUEST q Compression type argument Bytes 20 to 21 This scanner does not support compression type nor compression argument If values other than XO are specified this scanner returns the following error e Status B 00001 CHECK CON
43. ightly as shown in Figure 3 9 Figure 3 9 3 14 3 7 2 Cleaning inside the ADF Clean the ADF according to the procedure that follows when the following situations frequently occur e Documents are not fed smoothly e Several documents are fed in at the same time e Reading result is poor Cleaning Procedure 1 Push the ADF cover release button and open the ADF module 2 Figure 3 10 shows the locations of pad scrub roller feeding rollers and follow rollers and ADF calibration white sheet ADF Calibration White Sheet Pad Feeding Roller Scrub Roller Following Rlloer Flat Bed Calibration White Sheet Figure 3 10 3 Use a clean and soft cloth moistened with a non corrosive solvent like ALCOHOL with purity above 99 5 and wipe them slightly 4 INTERFACE 4 1 Physical Specifications 4 2 SCSI Bus 4 3 Bus Phases 4 4 Commands 4 5 Status STATUS phase target initiator 4 6 Messages 4 7 Command Sequence 4 8 Status Transition of Logical Unit 4 9 Error Table 4 10 Items for Specifying Window This image scanner and the host are connected via an 8 bit parallel interface The interface follows the ANSI American National Standards Institute SCSI 2 Small Computer System Interface 2 Revision 10c This chapter provides an overview of SCSI minimum information necessary for understanding this scanner as well as
44. is command is shown in the following illustration 7 6 5 4 3 2 1 0 Operation code X 16 Logical unit number TPID Reserved un A N Control byte a TP third party Byte 1 If the 3rd party reservation option is not supported setting this bit to 1 causes the target to return the following error eStatus key B 00001 CHECK CONDITION eSense key X 5 ILLEGAL REQUEST This scanner does not support the 3rd party reservation option b TPID third party device ID Byte 1 This scanner ignores TPID 4 20 4 4 2 RELEASE UNIT command The following table shows the normal sequence of the RESERVE UNIT command when used with this scanner Table 4 9 RELEASE UNIT command 1 pusr vaia Le 2 ararrearion oviains tususagerigt 1 a setecrion seesama Ji pI ves sy signet 4 MESSAGE Selects local unit gt OUT UNIT CDB le loos e Reports oon sates 7 messacem _ Repos message Command Comple p lemis O ls lass 1 II 4 4 2 1 RELEASE UNIT command COMMAND phase initiator gt target The RELEASE UNIT command releases a reserved status If this command comes from an initiator that has not declared reservation the target ignores the command and responds with the GOOD status the reserved status is not released The CDB of this command is shown in the following illustration H 6 5 4 3 2 1 0 Byte 0 Operation code X 17 1 Logical unit number TPID Reserved Control byte
45. itiator gt Target DBO Eight data bit signals plus a parity bit signal that forms a DATA DB1 BUS DB 7 is the most significant bit and has the highest DB2 priority during the ARBITRATION phase Bit number DB3 significance and priority decease downward to DB O A data bit is defined as one when the signal value is true A data bit is DB4 defined as zero when the signal value is false Data parity DB P DB5 shall be odd Parity is undefined during the ARBITRATION DB6 phase DB7 Data Bus n DBP Data Bus Parity Control Signals BSY Busy An ORtied signal that indicates that the bus is being used SEL Select An ORtied signal used either by an initiator to select a target or by a target to reselect an initiator RST reset An ORtied signal that indicates the RESET condition C D Control Data The C D I O and MSG signals are used to distinguish between TO Input Output the different information transfer phases MSG Message gt REQ ACK data transfer handshake S for REQ ACK data transfer handshake A signal driven by an initiator to indicate the ATTENTION 3 condition 4 7 4 2 3 Bus signal drive conditions SCSI devices drive signals of the SCSI bus The types of SCSI devices are summarized in the following table showing the signals that they can drive for each operating phase of the interface There are two kinds of signal driving methods OR tied and NON OR tied as shown in Table 4 2 During an int
46. ived a RESE CONDITION or a BUS DEVICE RESET message was selected for the first time 4 50 Table 4 22 BUSY A target or logical unit cannot accept a new command e The logical unit is executing processing The target is executing processing on a specified logical unit or other logical unit The target intends to report to an other initiator the sense data of a specified logical unit The target intends to report to an other initiator the sense data of a logical unit that was not specified The target intends to report the status to any initiator 01100 RESERVATION CONFLICT e The specified unit is already reserved by another initiator 4 6 4 6 1 When a target is released from the BUSY status it will not issue a notification of the release Therefore initiator needs to check the status of units periodically and needs to issue the command again Messages This section describes the detection of an ATN signal and explains the types of messages supported by this scanner ATN detection The following table summarizes the timing at which this scanner detects and ATN signal Table 4 23 4 51 4 6 2 4 6 2 1 4 6 2 2 Message types Messages provide information consisting of one or more bytes that are transferred in the MESSAGE IN and MESSAGE OUT phases These messages are used to control the bus phase sequence The initiator creates an ATTENIION condition for the target indicating that it has a message to be repor
47. mally the Ready LED is on and the Paper Jam LED is off Any other LED combination indicates a problem as shown in the following table Ready LED Paper Jam LED off Blinking Blinking On On Ru offline diagnostics Table 5 1 Online diagnostics If the ADF cover is open close it For the group errors see the flowcharts later in this section When both lights are blinking run the offline diagnostics as explained in the next section 5 1 5 2 Offline diagnostics To run the offline diagnostics turn the scanner off set the SCSI ID switch located on the back next to the SCSI connector to 8 and turn the power back on When you first turn the scanner back on the READY light will blink indicating that the diagnostics are in progress Observe the front panel LEDs closely In a short time the LEDs indicate the results of the offline diagnostics as explained in the table below Ready LED Paper Jam LED The two LEDs blink alternately 2 blinks 2 blinks Group 2 error Table 5 2 Offline diagnostics results For RAM or ROM errors refer to Main Control PCBA Replacement in Chapter 4 For the Group 2 error see the flowchart in the following section To return the scanner to online operation turn off the scanner reset the SCSI ID to its pretest setting and turn the scanner back on 5 2 5 3 Diagnostic flowcharts Use the flowcharts that follow to determine the exact problem when either the online or offline diagnosti
48. ng point for Hi lighting The value is in the range of X 01 to X FF e Shadow value Byte 2C Specifies the starting point for shadowing The value is in the range of X 00 to X FE f Line width Byte 2D to 2E Specifies line width in bytes for the current scan page g Line count Byte 2F to 30 Specifies line count for current scan page 4 42 4 4 8 OBJECT POSITION command The following table shows the normal sequence of the OBJECT POSITION command when used with this scanner Table 4 20 Initiator operation Target operation 1 BUS FREE Verifies bus free HE ee ARBITRATION Obtains bus usage right SELECTION seese Jl Le A Drives BSY signal a messace our seteetstogicat mit 5 coman spesites OBEC POSITION CDE gt ostate per ADB e f status T pare Command Copla TT Release BSY signal RAN o E 4 43 4 4 8 1 OBJECT POSITION command COMMAND phase initator target The OBJECT POSITION command controls the sheets in the ADF When the ADF is used for reading document sheets are loaded with this command before the READ command is issued The CDB of this command is shown in the following illustration 7 6 5 4 3 2 1 0 Byte 0 Operator code X 31 Logical unit number Reserved Count Reserved Control byte a Position type Byte 1 Specifies positioning functions Lu o 0 Unload object o o 1 Load object This scanner supports the unload object and load
49. o or more window identifiers are specified for a single set of window data the most recently specified identifier is validated This scanner allows only one window to be set Therefore only O may be specified in this field II other than 0 is specified this scanner returns the following error e Status B 00001 CHECK CONDITION e Sense key X 5 ILLEGAL REQUEST d Auto Byte 1 This scanner does not support auto If a value other than 0 is specified this scanner returns the foll error e Status B 00001 CHECK CONDITION e Sense key X 5 ILLEGAL REQUEST e X Y resolution XR YR Bytes 2 to 3 and 4 to 5 Specified here are the resolutions in the horizontal X and vertical Y scanning directions in pixels per inch If 0 is specified the default value 300 dpi is assumed The acceptable resolution value is as 60 75 80 100 120 150 200 240 300 600 If a value is specified that does not comply with these conditions this scanner returns the following error e Status B 00001 CHECK CONDITION e Sense key X 5 ILLEGAL REQUEST Upper left X Y ULX ULY Bytes 6 to 9 A to D Specified here are the X and Y coordinates of the upper left comer of the window The coordinates expressed in units of 1 1200 inches relative to the upper left comer of the maximum scan area If the ULX or ULY value is outside the maximum scan area of this scanner this scanner returns the following error e Status B 00001 CHECK CONDITION e Sen
50. o the TEST UNIT READY INQUIRY and REQUEST SENSE commands fad sl ec a asserted Selection The maximum time required from the moment when abort time selection or deselection of an initiator or target is detected until BSY is asserted Selection 250 ms The minimum time required for an initiator or target timeout recommended in the selection or deselection phase to wait for a BSY response before it starts the timeout procedure Transfer The minimum allowable period during sync data transfer between the start of consecutive REQ pulses and the start of consecutive ACK pulses 4 3 1 BUS FREE phase The BUS FREE phase is used to indicate that no SCSI device is actively using the SCSI bus and that it is available SCSI devices shall detect the BUS FREE phase after the SEL and BSY signals are both false for at least a bus settle delay SCSI devices shall release all SCSI bus signals within a bus clear delay after the BSY and SEL signals become continuously false for a bus settle delay Bus settle delay Bus clear delay 1 RA BSY SEL others Bus Free phase 4 3 2 ARBITRATION phase The ARBITRATION phase allows one SCSI device to gain control of the SCSI bus so that it can initiate or resume an VO process The procedure for an SCSI device to obtain control of the SCSI bus is as follows 1 The SCSI device shall first wait for the BUS FREE phase to occur 2 The SCSI device shall wait a minimum of a bus free delay after dete
51. object functions only If an other value is specified this scanner returns the following error 4 44 e Status B 00001 CHECK CONDITION e Sense key X 5 ILLEGAL REQUEST b Unload object This scanner unloads the documents from the ADF If the ADF does not contain a document when this command is received this scanner does not generate an error but returns the GOOD status The unload object function is not vital to the scanner After completion of reading with the READ command the scanner automatically unloads the documents c Load object This scanner loads the document from the ADF paper chute If a document is already loaded in the ADF when this command is received this scanner does not generate an error but returns the GOOD status d Count Bytes 2 to 4 This scanner does not support this field If a value other than 0 is specified this scanner returns the following error e Status B 00001 CHECK CONDITION e Sense key X 5 ILLEGAL REQUEST 4 4 8 2 Acknowledgment This scanner reports the acknowledgment of the OBJECT POSITION command as follows a Normal The GOOD status is returned Status B 00000 GOOD Sense key X 0 NO SENSE b Abnormal The CHECK CONDITION status is returned and sense data is created Status B 00001 CHECK CONDITION Send key X 3 MEDIUM ERROR The cause of the error is jammed paper an open ADF cover or an empty paper supply 4 45 4 4 8 3 ADF sequence Read on
52. ogicalunit 5 COMMAND Specifies SCAN CDB gt TI 6 LDAtAOUT Tramsferdata 7 status e Reports GOOD status K MESSAGEIN Reports message Command Complete Pp Releases BSY signal 2 ea 4 4 10 1 SCAN Command phase initiator target The Scan Command requests the target begin a scan operation It is required for scanning color image but not required for scan B W image 4 49 4 5 Byte 0 7 6 5 4 3 2 1 0 Operator code X 1B Reserved Transfer length Control byte Transfer length X 01 RR A O N The transfer length specifies the length in byte of the window identifier list that should be sent in the DATA OUT phase Window identifier X 00 Status STATUS phase target initiator Each time a command is terminated the target moves into the STATUS phase and returns a status byte to the initiator to report the completion of the command Status byte 7 6 5 4 3 2 1 0 Reserved Status byte code The status supported by this scanner are summarized in the following table Table 4 22 000000 GOOD e The command has successfully terminated 000001 CHECK CONDITION a The command has abnormally terminated b An abnormal condition was detected before a unit is selected The target detected an error before start of command controlled processing A unit that switched from the NOT READY status to the READY status was selected for the first time A unit that rece
53. raphic paper 1 Paper that has notches on its side m Paper that has a shape other than square n Very thin paper o Important document not to be damaged Use the flatbed to perform scanning when reading paper of items e to 0 3 8 3 5 3 Readable area 216 SE 356 gf Feeding direction Unit mm Figure 3 5 ADF readable area 3 9 3 6 Document Setting Method 3 6 1 3 6 1 1 Flatbed Document cover Document holding pad Reference mark Document Document board glass Reference frame Figure 3 6 Flatbed reading When the document size is of letter A4 size or smaller If the document is to be read on the flat bed following the steps below Open the document cover Put the document on the document glass with the image face down with the upper end to the left Correct any curls or folded documents Position the left side and upper end of the document in line with the reference frame so that the upper left comer of the document coincides with the upper left of the reference frame If the document is not set correctly reading is not done correctly Close the document cover slowly If the document cover is closed too quickly the document may be moved During reading do not press or open the document cover Start the reading After reading ends open the document cover and remove the document 3 10 3 6 1 2 When the document is a thick book 1 Open the document
54. read Abnormal termination 4 56 4 7 2 Read sequence The following illustration is an example of the command sequence used with this scanner All commands are assumed to be issued from a single initiator 4 7 2 1 Read sequence for B amp W mode Initiator Target SET WINDOW Set window parameters Calculate the number of scan lines covering all windows set up in terms of lines effective after magnification change Not required if ADF is not used READ command sequence Start scan transfer See section 4 7 3 for the READ command seguence Not required if ADF is not used Not required if ADF is used because document is unloaded automatically 4 7 3 READ command sequence 4 7 3 1 Single READ READ command Request image data TL Start scanning one page Command completion Send image data TL 4 57 4 7 3 2 Multiple READ Notes READ command Request image data TL Start scanning Send image data Image data TL when data volume UTL or Data volume when data volume lt TL GOOD status Uncompleted reading one page Next data request CHECK CONDITION Completed Or Status See Notes 1 and 2 If the requested transfer volume is more than the actual data volume this scanner informs the initiator that the requested transfer amount is abnormal This is done as the scanner returns the status 00001 CHECK CONDITION and creates the following sense data IL 1 INFORMATION requ
55. reeenneeenneeenneeeneeeena 4 4 4 REQUEST SENSE commande 4 4 4 1 REQUEST SENSE command COMMAND phase initiator target minereneeerenerenenree 4 26 4 4 4 2 Sense data DATA EN phase target 1m0at0or ocn nn ran nn rana nrnnn cnn nn cnn nn rnn nn cnnncnnnconns 4 27 4 4 5 SEND DIAGNOSTIC commande 4 29 4 4 5 1 SEND DIAGNOSTIC command COMMAND phase initiator target ooooconnonnconnconcnnonnnnnoncnnnnnnnnncnono nan nn nan ncnnnccnnns 4 30 4 4 5 2 Contents of self test d E RE EE 4 4 6 TEST UNIT READY commande 4 31 4 4 6 1 TEST UNIT READY command COMMAND phase initiator target oooconionnnonnconcnnnonanonnnonnncnnnn cono nan nc nan ccnnnccnnns 4 32 Ee Ai 4 32 44 SET WINDOW comandos 4 33 4 4 7 1 SET WINDOW command COMMAND phase initiator target ran no ran accua ncnnns 4 33 4 4 7 2 Window date DATA OUT phase initiator gt target 4 4 7 3 Update of ScanPartner 600C OEM manual 4 4 7 4 B amp W Scanning Vender unique parameters ooonnocccnoncnoccnonnnnnonononnnonononnn nono nn non ne nan neon nr nen none rana non nn none ran ne ran ne rnnncnnnncnnns 4 4 7 4 1 Vendor unique identification code Byte 28 4 4 7 4 2 Paper size byte iio EENS 4 4 7 5 Color Scanning Vender unique parameters oooonocccoccnooccnoonccnnncnnno 4 4 7 5 1 Vendor unique identification code Byte 28 4 4 7 5 2 Parameter length Byte 29 4 4 7 5 3 Color scanning parameters 4 4 8 OBJEC
56. se key X 5 ILLEGAL REQUEST g Width length W L Bytes E to 11 12 to 15 Specifies here are the width and length of the window in units of 1 1200 inches If the W or L value outside the maximum scan area of this scanner the following error is returned e Status B 0000l CHECK CONDITION e Sense key X 5 ILLEGAL REQUEST The same error is also returned if this scanner is set to less than one raster line for vertical scanning less than two bytes for horizontal scanning Notes 1 ULX ULY W L versus maximum scan area 0 lt ULX W 10200 in 1 1200 inches 0 lt ULY L 13937 in 1 1200 inches for flatbed scan 0 lt ULY L 16800 in 1 1200 inches for ADF scan 2 Conditions for horizontal scanning 9 lt XR x W 1200 U5100 4 36 Values under 0 in are omitted 3 Conditions for vertical scanning 1 U YR x L 1200 6968 for flat bed scan 1 U YR x L 1200 8400 for ADF scan Values under 0 in are omitted h Brightness Byte 16 Specifies the brightness for half tone monochrome output For multibit output this scanner ignores this field On this scanner brightness is variable to seven levels as shown in the following table Table 4 17 lo Same as 80 10 9F range with built in dither _ Poom Brighter aa op ws LI ETA a sows JL Jonas AMB LI e Eww Darker i Threshold Byte 17 G SS Specifies the threshold value for use in digitizing multivalued
57. t clears input output operation for certain initiators This scanner must_have been reserved when it is operated in multi initiator environment MESSAGE REJECT X 07 MESSAGE IN OUT phase initiator target This message indicates that a transferred message was rejected by the receiver as invalid or unexecutable The initiator does not intend to issue another message by activating AIN before it deactivates the ACK of MESSAGE REJECT message 4 53 4 6 2 5 4 6 2 6 4 6 2 7 Upon receiving the MESSAGE REJECT message this scanner takes action as shown in the following table Table 4 26 COMMAND COMPLETE Moves to the BUS FREE phase It is not assumed as an error MESSAGE REJECT Responds the CHECK CONDITION status Moves to the BUS FREE phase NO OPERATION X 08 MESSAGE OUT phase initiator target This message is issued in response to a message request from the target and indicates that the initiator does have a valid message The initiator does not intend to issue another message by activating ATN before it deactivates the ACK of the OPERATION message MESSAGE PARITY ERROR X 09 MESSAGE OUT phase initiator target This message indicates that the initiator detected a parity error in the message received The target resends that message The initiator does not intend to issue another message by activating ATN before it deactivates the ACK of the MESSAGE PARITY ERROR message Upon receiving the
58. t mt Mt td 3 11 BOS QADE ado 3 11 3 6 2 1 Setting the ADF paper Chute aid a a DEE E eee 3 11 3 6 2 2 Placing the documents on the ADF paper Chute ooooooccnnccccoccconnccnonononncnnnncnnn cono nocnn non nn conan ron nn ran nn nn nn none rana n rana cra ncnnncns 3 12 3 7 CLEANING A tica 3 14 4 1 PHYSICAL SPECIFICATIONS 9 EE BoD CONMCCHON A TA RE E RE ER ES A NN ON ALT System configuration EE LTL System confi undeet Sect eegene ee eege lili 4 2 1 2 Addresses of SCSI devices 4 2 1 3 Peripheral Equipment tota tai dit e Add did ADD BUS SUQNGLS EE EE EE EE jadas S 4 2 3 Bus signal drive conditions 4 3 BUSPHASES EE EE 4 3 2 ARBITRATION phase iii EEN EAR EEN SEN phase a li 4 3 4 INFORMATION TRANSFER phaser 4 15 4 3 4 1 Asynchronous information transfer ooooocnnnncnonocononcnnnnonancnnnnononno nono non none nena nn nn nen n Ro nn RR RR RR nn RR nn nn ran nn ran Renan eran nnrnnnncnnncnnns 4 16 4 4 COMM NDSS sitet 5450026 ee en e EE E Ee a 4 18 IRA CARITA AAA 4 19 4 4 1 1 RESERVE UNIT command COMMAND phase initiator gt Iorger nn cnn nconnncnnns 4 20 44 2 RELEASEUNIE COMMANG asa 4 2 4 4 2 1 RELEASE UNIT command COMMAND phase initiator Gorger conan conan cnn nccnnncnnns 4 21 ill 4 4 3 INQUIRY command 00 do EEEa TE E a ieai 4 4 3 1 INQUIRY command COMMAND phase initiator target 4 4 3 2 Inquiry data DATA IN phase target initiator wtserereereoereereeeereeeereenereeneneoe
59. t support FM This scanner returns BO e EOM end of medium Byte 2 Indicates the completion of window reading 1 when completed 0 when not completed f ILI incorrect length indicator Byte 2 Indicates that an error in logical block length has been detected g Sense key Byte 2 Indicates the logical unit status using a sense key This scanner supports the sense keys shown in the following table Table 4 12 NO SENSE The logical unit has no information to be specifically described in a sense key This status occurs because either a command has succeeded or because a command has terminated in the CHECK CONDITION status since tile ILI bit has been set to 1 2 NOT READY The specified logical unit cannot be accessed MEDIUM ERROR A command has terminated because of a trouble with tile medium Typical causes of this error with this scanner are that tile ADF paper chute is empty paper is jammed in the ADF or the ADF cover has been opened An unrecoverable error was detected ILLEGAL REQUEST An illegal parameter exists either in a command CDB or in a group of parameters sent in the DATA OUT phase following a command UNIT ATTENTION The target has been reset ABORTED COMMAND The target has aborted a command h Information bytes Bytes 3 to 6 The information in this field is effective if ILI is 1 This scanner returns the remainder 2 s complement any negative value so tile requested transfer amount subtracted by
60. target and logical unit 1 The initiator does not permit disconnect 0 The initiator permits disconnect Bit for distinguishing from other messages This scanner does not support the target incorporated process function Therefore if a 1 is set in bit 5 the IDENTIFY message is rejected with the MESSAGE REJECT message 4 55 4 7 Command Sequence This section describes the initial sequence and read sequence 4 7 1 Initial sequence Host side Scanner side Power ON reset initialize Scanner does not respond for 3 sec Verify the logical unit INQUIRY gt Prepare INQUIRY data Respond with INQUIRY data lt INQUIRY data Se EEN dee a Verify scanner READY TEST UNIT READY gt Respond with GOOD status if READY Status byte Respond with CHECK Check status byte CONDITION status if Receive GOOD status UNIT ATTENTION Receive CHECK CONDITION status REQUEST SENSE Prepare sense data Request sense data Sense data Respond with sense data Receive UNIT ATTENTION Clear sense data Release sense data UNIT ATTENTION Verify scanner READY TEST UNIT READY Respond with GOOD status if READY heck status byte Status byte Respond with CHECK Receive GOOD status CONDITION status if Receive CHECK CONDITION NOT READY status Prepare sense data Reguest sense data REOUEST SENSE Respond with sense data Receive sense data NOT READY Sense data HARDWARE ERROR End Ready to read End Ready to
61. ted to the target Only then the target switches to the MESSAGE OUT phase to receive the message If the target has completed the SELECTION phase it can execute the MESSAGE IN phase at any time to send the message to the initiator The messages that can be communicated with this scanner are listed on the following table Table 4 24 00 COMMAND COMPLETE INIATIATOR DETECTED ABORT MESSAGE REIECF MESSAGE PARITY ERROR BUS DEVICE RESET 80 TO FF IDENTIFY M NO OPERATION COMMAND COMPLETE X 00 MESSAGE IN phase target initiator This message indicates that a command has been terminated and a valid status has been reported to the initiator The target always reports the COMMAND COMPLETE message after the STATUS phase at the completion the input output operation This reguirement also applies if the COMMAND phase is not executed because command cannot be received Upon receiving the COMMAND COMPLETE message the initiator knows that a command has terminated After sending the COMMAND COMPLETE message the target switches into the BUS FREE phase If the COMMAND COMPLETE message is rejected with the MESSAGE REJECT message this scanner switches into the BUS FREE phase INITIATOR DETECTED ERROR X 05 MESSAGE OUT phase initiator target This message indicates that the initiator detected a retriable error and intends to request the target for retry 4 52 4 6 2 3 4 6 2 4 The initiator does not intend
62. ter stores The specifications of the SCSI cable is as shown below Name SCSI Cable Cable Specification 50 pins to 25 or 50 pins shielded Amphenol Cable Length Less than or equal to 6 meters SCSI Cable Connection There are two configurations for the connection Configuration I The number of devices attached to the SCSI bus including the host PC is three The scanner is located in the middle of the connection as shown below Set terminator switch at off position Terminator Terminator 1 Set scanners SCSI terminator switch off 2 Plug one end of the SCSI cable into the SCSI connector of the host PC and the other end of the cable to the scanner 3 Plug one end of the SCSI cable into the SCSI connector of the third device and the other end of the cable to the other scanner 3 5 Configuration II the number of devices attached to the SCSI bus including the host PC is three The scanner is located at the end of the connection as shown below Ma Set terminator switch at on Terminator position If there is already another device linked to the host via SCSI cable remove the terminator from that device If the terminator can not be removed it is recommended that the connection of Configuration I be used 1 Set scanner s SCSI terminator switch on 2 Plug one end of the SCSI cable to one female connector of the previous device or the host SCSI specifications require that Only one terminator
63. the initiator that issued the RESERVE UNIT command If the 3rd party reservation option is supported the logical unit might be occupied by another SCSI unit one having an initiator function which is specified TPID In this condition called reserved the logical unit cannot be accessed from any other initiators The reserved condition remains effective until one of the following events take place 1 Byte 0 The reservation is replaced by a new RESERVE COMMAND from the same initiator that has reserved the logical unit issuing another RESERVE UNIT command with the reservation still effective does not result in an error The previously established reservation is released as a result of 2 3 or 4 described below The RELEASE UNIT command is issued from the same initiator that has reserved the logical unit The BUS DEVICE RESET message is sent from any initiator A hardware reset condition is detected The condition in effect after 3 or 4 is indicated by a sense key X 6 UNIT ATTENTION which is returned in response to a subsequent command When a logical unit is already reserved by another initiator if a command other than RELEASE UNIT INQUIRY or REQUEST SENSE is issued the target returns the following status Status B 01100 RESERVATION CONFLICT The initiator having reserved a logical unit can change the reservation by issuing the RESERVE UNIT command to the same logical unit The command descriptor block CDB of th
64. the DB 7 0 P signals to their desired values delay at least one deskew delay plus a cable skew delay then assert the ACK signal The initiator shall continue to drive the DB 7 0 P signals until the REO signal is false When the ACK signal becomes true at the target the target shall read the DB 7 0 P signals then negate the REO signal When the REO signal becomes false at the Initiator the initiator may change or release the DB 7 0 P signals and shall negate the ACK signal The target may continue the transfer by asserting the REO signal as previously described 4 17 Bus settle delay E deskew delay deskew delay cable skew delay cable skew delay eo 7 We E 2 a ra EAS EN C D MSG gt gt gt ee et yp N a DB ES 4 4 Commands Commands are directions issued from an initiator to a target This image scanner supports the following range of the commands specified by the SCSI standard a The identification number of logical unit LUN logical unit number is B 000 If this scanner receives a value other than 000 it returns an error as follows e Status key B 00001 CHECK CONDITION e Sense key X 5 ILLEGAL REQUEST b Relative addressing is not supported If this scanner receives a relative address RelAdr 1 it returns an error as follows e Status key B OOOO CHECK CONDITION e Sense key X 5 WLEGAL REQUEST c A control byte is not supported If this scanner receives a control byte X 00
65. tion Target operation ee SELECTION seese gt e Drives BSY signal aE Selects logical unit OUT 5 COMMAND Specifies SEND Performs self test DIAGNOSTIC CDB 6 sratus Reports GOOD status MESSAGE CS Reports message Command Complete IN A Releases BSY signal 09000 8 BUSFREE TP ek 4 4 5 1 SEND DIAGNOSTIC command COMMAND phase initiator gt target The SEND DIAGNO C command is used by an initiator to request a target or local unit for self test Two types of self diagnostic are a the selftest performed by the unit itself and b the test conducted according to the instruction data from the initiator This scanner supports the self test only The results of self test are reported using the status and sense da The CDB of this command is shown in the following illustration Operation code X 1D Logical unit number pe teema strrsr po vo Parameter list length Control byte a PF page format Byte 1 This scanner ignores PF b SLFTST selftest Byte 1 Specifies the self test done by the unit itself This value is 1 on this scanner 4 30 C DO device offline UO unit offline Byte 1 This scanner ignores DO and UO d Parameter list length Bytes 3 to 4 This scanner does not support parameter list length 4 4 5 2 Contents of self test The contents of self test shall be an equivalent of NOP provided that CHECK CONDITION is reported if err in
66. to issue another message by activating ATN before it deactivates the ACK INITIATOR DETECTED ERROR message Table 4 25 ATN detection phase SELECTION Moves to the BUS FREE phase Discards the CDB already received and returns to the COMMAND phase Discards the data already received and returns to the DATA OUT phase DATA IN When transferring image data the scanner moves to the STATUS phase Check Condition MESSAGE IN phase Command Complete gt BUS FREE phase and keeps the sense key X B Aborted Command When transferring inquiry data or sense data returns to the DATA IN phase and transfers data again STATUS Returns to the STATUS phase and sends the status byte again MESSAGE OUT Ignores this message MESSAGE IN Returns to the MESSAGE IN phase and sends the message byte again ABORT X 06 MESSAGE OUT phase initiator target The initiator requests the target to clear the input output operation of the specified I O unit Oe the input operation ordered by the initiator that issued this message and to move to the BUS FREE phase Input output operations ordered by other initiators are not affected If a logical unit is not identified before the ABORT message the target merely moves to the BUS FREE If no operation to be cleared an error does not occur The initiator does not intend to issue another message by activating ATN before it deactivates the ACK of ABORT message This scanner does not have a function tha
67. unit operates as an initiator or a target so that a series of operations are performed between an initiator and target pair The system may be configured with any combination of initiators and targets as long as the number of the initiators and targets combined does not exceed eight Addresses of SCSI devices Every SCSI device on the bus is assigned a unique address SCSI ID that corresponds to the data bus bit number ID 7 through ID 10 correspond to DB7 through DBO The SCSI ID provides identification for specifying particular SCSI device when an initiator selects a target or when a target reconnects an initiator SCSI ID also represents the priority for using the bus in the arbitration phase A description regarding the bus phase is given later Priorities are given in the descending order of data bus bit numbers DBn with the highest priority placed on ID 7 DB7 and the lowest priority on ED 0 DB0 Peripheral equipment With the basic specification an initiator can designate up to eight peripheral devices logical units belonging tt a single target where the peripheral devices are used as the I O units of the initiator Logical units are identified and selected by specifying their LUNs logical unit numbers in the IDENTIFY message or command CDB command descriptor block This scanner is equipped with a target and a logical unit and its LUN is 000 4 2 2 Bus signals Table 4 2 Bus signals Signal name Type of signal In

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