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Part 5: Maintenance
CN502 (Carriage ribbon cable connector)
Pin No.
1
HCLOCK0
2, 4, 9,
3
HDATA0
5
HSEL1A0
6
HSEL1B0
7
HSEL2A0
8
HSEL2B0
10
11
12
13
BENB0
14
BENB1
15
HENB0
16
HENB1
17
HENB2
18
HENB3
19
20
HRSTX
21
22
23
24
25
26
27
28
CN503 (Carriage ribbon cable connector)
Pin No.
1
HCLOCK1
2, 4, 9,
3
HDATA1
5
HSEL1A1
6
HSEL1B1
7
HSEL2A1
8
HSEL2B1
10, 12
HENB4
11, 13
HENB5
14
15
16
17
18
Signal
IN/OUT
IN/OUT Clock signal for serial data transmission
...
...
GND
IN/OUT Serial data (left cartridge) sent in sync. with the clock signal
OUT
Rear nozzle heater select signal for upper nozzles (1-8,
17-24, ..., 145-152)
OUT
Front nozzle heater select signal for lower nozzles (9-
16, 25-32, ..., 153-160)
OUT
Rear nozzle heater select signal for lower nozzles (9-
16, 25-32, ..., 153-160)
OUT
Front nozzle heater select signal for lower nozzles (9-
16, 25-32, ..., 153-160)
HALT
OUT
Serial data latch timing signal
ODD
OUT
Odd-number nozzles select signal
EVEN
OUT
Even-number nozzles select signal
OUT
Signal to generate heater enable decoder outputs
OUT
Signal to generate heater enable decoder outputs
OUT
Rear heater drive signal for nozzles 1-112
OUT
Front heater drive signal for nozzles 1-112
OUT
Rear heater drive signal for nozzles 113-160
OUT
Front heater drive signal for nozzles 113-160
DIR
OUT
Serial data input/output direction control signal
OUT
Reset signal
SNSG
...
GND
DIA0
IN
Head temperature (diode) sensor's anode line
DIAK
IN
Head temperature (diode) sensor's cathode line
HPA
OUT
Home position sensor pull-up voltage
HPC
IN
Home position sensor sense signal
REGA
OUT
Print position sensor's LED drive voltage
REGC
IN
Voltage input from the print position sensor
...
...
Not used.
Signal
IN/OUT
IN/OUT Clock signal for serial data transmission
...
...
GND
IN/OUT Serial data (right cartridge) sent in sync. with the clock signal
OUT
Rear nozzle heater select signal for upper nozzles (1-8,
17-24, ..., 145-152)
OUT
Front nozzle heater select signal for lower nozzles (9-
16, 25-32, ..., 153-160)
OUT
Rear nozzle heater select signal for lower nozzles (9-
16, 25-32, ..., 153-160)
OUT
Front nozzle heater select signal for lower nozzles (9-
16, 25-32, ..., 153-160)
OUT
Rear heater drive signal for nozzles 1-160
OUT
Front heater drive signal for nozzles 1-160
SNSG
...
GND
DIA1
IN
Head temperature (diode) sensor's anode line
DIK1
IN
Head temperature (diode) sensor's cathode line
...
...
N.C.
...
...
Not used.
Function
Function
5-38
BJC-6000
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