Canon BJC-55 Service Bulletin
Also see for BJC-55 Series: Service manualUser manualStart hereUser manualSpecification
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6.3 Signal ContactsThe scanner cartridge is recognized by TOP.S, DIAS and CCHK signals. The scannedimage output to the printer is transmitted with a SCLOCK signal in sync with a SDATAsignal.The scanner is controlled by the internal register setting signals, CMD0, 1, 2 and 3.4-49BJC-50Part 4: Technical Reference2829242526232221201617181927153 11 12 13 1479104 6 52 18Scanner CartridgeFigure 4-35 Contact Pad LayoutTABLE 4-6 LIST OF SCANNER CARTRIDGE SIGNAL CONTACTSNo.1, 25, 69101112131419202122232425262829SignalLAMP GV LAMPTOP. SC. CHAID0ID1INKS 2VssCOM 0 (REN)COM 1 (RWR)COM 2 (RDT)COM 3 (N.C)VddS CLOCK (DTCK)S SYNE (LNST)S RESS DATA (DT)C. CHKType...INOUTOUTOUTOUTOUTGNDINININ......OUTININOUTOUTDescriptionGND for LEDLED drive voltage (+24Vdc)Scanner detection GNDScanner detection OPENColor scanner cartridgeacknowledge signalColor scanner cartridgeacknowledge signalIS-11/IS-12 detectionGNDRegister enableRegister write clock signalRegister data signalNot usedIC driver voltage (+5Vdc)Scan data transfer signalLine start signalSystem reset signalScan dataHScanner detection OPEN(Ref. BJ Cartridge)VHGHVHTOPDIODEAID0ID1—HVssOdd ENBBENB1BENB2BENB3HVddHCLKHLATCHHRESHDATADIODEK |
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