Canon BJC6500 - BJC 6500 Color Inkjet Printer Service Manual page 102

Part 5: REFERENCE
CN2 (Carriage ribbon cable connector)
Pin No.
1 REGC
2 REGA
3 HPC
4 HPA
5 DIK0
6 DIA0
7 SNSG
8,10,12,17 LGND
9 HDATA0
11 HCLOCK0
13 HSEL1A0
14 HSEL1B0
15 HSEL2A0
16 HSEL2B0
18 HRSTX
19 HALT
20 ODD
21 EVEN
22 BENB0
23 BENB1
24 HENB0
25 HENB1
26 HENB2
27 HENB3
28 DIR
Signal IN/OUT
OUT Voltage output from the print position sensor
IN Print position sensor's LED drive voltage
OUT Home position sensor sense signal
IN Home position sensor pull-up voltage
OUT Head temperature (diode) sensor's cathode line
OUT Head temperature (diode) sensor's anode line
... GND
IN GND for the logic power supply
OUT Serial data (for right carriage) sent in
synchronization with the clock signal
IN/OUT Clock signal for serial data transmission
IN Front nozzle heater select signal for upper nozzles
(1-8, 17-24, ..., 145-152)
IN Rear nozzle heater select signal for upper nozzles
(1-8, 17-24, ..., 145-152)
IN Front nozzle heater select signal for lower nozzles
(9-16, 25-32, ..., 153-160)
IN Rear nozzle heater select signal for lower nozzles
(9-16, 25-32, ..., 153-160)
IN Reset signal
IN Serial data latch timing signal
IN Odd-number nozzles select signal
IN Even-number nozzles select signal
IN Signal to generate heater enable decoder outputs
IN Signal to generate heater enable decoder outputs
IN Rear heater drive signal for nozzles 1-112
IN Front heater drive signal for nozzles 1-112
IN Rear heater drive signal for nozzles 113-160
IN Front heater drive signal for nozzles 113-160
IN Serial data input/output direction control signal
Function
5-12
BJC-6500