The BJ cartridge or the scanner cartridge is recognized by the pin No. of connectorCNH1 on the control board or by a combination of ID1 and ID0 as shown below.CNLF1 (Paper feed motor connector)CNCR1 (Carriage motor connector)CNDC1 (DC power connector)CNBT1/CNBT2 (Lithium ion battery connector)Part 5: Maintenance BJC-505-34Pin No.111213Signal nameID0ID1HCONTCartridge typeLow Black High Color, scannerLow LowLow (BC-11e), (IS-12) / High (BC-10, BC-11)Pin No.12345Signal nameCOMLF BLF ALF ALF BIN/OUTINOUTOUTOUTOUTDescriptionPaper feed motor drive voltage +20.0 VDCPaper feed motor phase BPaper feed motor phase APaper feed motor phase APaper feed motor phase BPin No.1234Signal nameCR BCR BCR ACR AIN/OUTOUTOUTOUTOUTDescriptionCarriage motor phase BCarriage motor phase BCarriage motor phase ACarriage motor phase APin No.CNBT1 1CNBT1 2CNBT2 1CNBT2 2DescriptionLithium ion battery "+" terminalLithium ion battery "–" terminalLithium ion battery thermistor terminalLithium ion battery ON/OFF output control terminalConnector PositionControl board(Lower section)Control board(Upper section)Pin No.123Signal nameVIN-VINGNDIN/OUTININDescription+13 VDCNegative ( - ) side of DC input voltage