Canon BJC6500 Service Manual - Page 103

CN3 Carriage ribbon cable connector, CN4 BJ cartridge, left

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BJC-6500 Part 5: REFERENCE CN3 (Carriage ribbon cable connector) Pin No. 1, 2, 3 4,8,9,12,14,16 5 Signal HVDD LGND DIK1 6 DIA1 7 SNSG 10 HENB4 11 HENB5 13 HDATA1 15 HCLOCK1 17 HSEL1A1 18 HSEL1B1 19 HSEL2A1 20 HSEL2B1 IN/OUT OUT ... IN IN ... IN IN OUT IN/OUT OUT OUT OUT OUT Function Head logic voltage GND Head temperature (diode) sensor's cathode line Head temperature (diode) sensor's anode line GND Rear heater drive signal for nozzles 1-160 Front heater drive signal for nozzles 1-160 Serial data (for right cartridge) sent in synchronization with the clock signal Clock signal for serial data transmission Front nozzle heater select signal for upper nozzles (1-8, 17-24, ..., 145-152) Rear nozzle heater select signal for upper nozzles (1-8, 17-24, ..., 145-152) Front nozzle heater select signal for lower nozzles (9-16, 25-32, ..., 153-160) Rear nozzle heater select signal for lower nozzles (9-16, 25-32, ..., 153-160) CN4 (BJ cartridge, left) Pin No. 1~32 Signal IN/OUT Function Refer to Page 5-14 (Reverse of signal's IN/OUT) 33, 34 ... ... N.C. CN5 (BJ cartridge, right) Pin No. 1~32 Signal IN/OUT Function Refer to Page 5-14 (Reverse of signal's IN/OUT) 33, 34 ... ... N.C. CN6 (Print position sensor connector) Pin No. 1 2 3 4 Signal REGA SNSG REGC LGND IN/OUT IN ... IN ... Function Print position sensor's LED drive voltage GND Voltage input from the print position sensor GND REFERENCE 5-13

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CN3 (Carriage ribbon cable connector)
Pin No.
Signal
IN/OUT
Function
1, 2, 3
HVDD
OUT
Head logic voltage
4,8,9,12,14,16
LGND
...
GND
5
DIK1
IN
Head temperature (diode) sensor's cathode
line
6
DIA1
IN
Head temperature (diode) sensor's anode line
7
SNSG
...
GND
10
HENB4
IN
Rear heater drive signal for nozzles 1-160
11
HENB5
IN
Front heater drive signal for nozzles 1-160
13
HDATA1
OUT
Serial data (for right cartridge) sent in
synchronization with the clock signal
15
HCLOCK1
IN/OUT
Clock signal for serial data transmission
17
HSEL1A1
OUT
Front nozzle heater select signal for upper
nozzles (1-8, 17-24, ..., 145-152)
18
HSEL1B1
OUT
Rear nozzle heater select signal for upper
nozzles (1-8, 17-24, ..., 145-152)
19
HSEL2A1
OUT
Front nozzle heater select signal for lower
nozzles (9-16, 25-32, ..., 153-160)
20
HSEL2B1
OUT
Rear nozzle heater select signal for lower
nozzles (9-16, 25-32, ..., 153-160)
CN4 (BJ cartridge, left)
Pin No.
Signal
IN/OUT
Function
1~32
Refer to
Page 5-14
(Reverse of signal's
IN/OUT)
33, 34
...
...
N.C.
CN5 (BJ cartridge, right)
Pin No.
Signal
IN/OUT
Function
1~32
Refer to
Page 5-14
(Reverse of signal's IN/OUT)
33, 34
...
...
N.C.
CN6 (Print position sensor connector)
Pin No.
Signal
IN/OUT
Function
1
REGA
IN
Print position sensor's LED drive voltage
2
SNSG
...
GND
3
REGC
IN
Voltage input from the print position sensor
4
LGND
...
GND
5-13
BJC-6500
Part 5: REFERENCE
REFERENCE