Canon BJC 6000 Service Manual - Page 95

TABLE 4-2 SIGNAL CONTACTS, Pin No, Signal, IN/OUT, Function

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BJC-6000 Part 4: Technical Reference TABLE 4-2 SIGNAL CONTACTS Pin No Signal IN/OUT Function 1, 2, 3 HVH OUT Head drive voltage (VH) 4, 6 SUBH0 OUT Sub-heater drive signal (SUBH1) 5 ,7, 8, 10 VHG ... GND for Head drive voltage (VHGND) 9 HDATA0 IN/OUT Serial data (including head identification and rank resistance) (HDATA1) sent in synchronization with the clock signal (H_CLK) 11 HSEL1B0 OUT Rear nozzle heater select signal for upper nozzles (1-8, 17- (HSEL1B1) 24, ..., 145-152) 12 HVDD OUT Head logic drive voltage (+5 V) 13 HCLOCK0 IN/OUT Clock signal for serial data transmission (HCLOCK1) 14, 16 LGND OUT GND for head logic drive voltage (HVDD) 15 HSEL1A0 OUT Front nozzle heater select signal for upper nozzles (1-8, 17- (HSEL1A1) 24, ..., 145-152) 17 HSEL2A0 OUT Front nozzle heater select signal for lower nozzles (9-16, (HSEL2A1) 25-32, ..., 153-160) 18 HSEL2B0 OUT Rear nozzle heater select signal for lower nozzles (9-16, 25- (HSEL2B1) 32, ..., 153-160) 19 HLAH OUT Serial data latch timing signal 20 ODD OUT Odd-number nozzles select signal 21 EVEN OUT Even-number nozzles select signal 22 BENB0 OUT Signal to generate heater enable decoder outputs 23 BENB1 OUT Signal to generate heater enable decoder outputs 24 HENB0 OUT Rear heater drive signal for nozzles 1-112 (or 1-144) (HENB4) Front heater drive signal for nozzles 1-112 (or 1-144) 25 HENB1 OUT Rear heater drive signal for nozzles 1-112 (or 1-144) (HENB5) Front heater drive signal for nozzles 1-112 (or 1-144) 26 HENB2 OUT Rear heater drive signal for nozzles 113-160 (HENB4) 27 HENB3 Front heater drive signal for nozzles 113-160 (HENB5) 28 DIR OUT Serial data input/output direction control signal 29 HRSTX OUT Reset signal 30 DIA0 IN Head temperature (diode) sensor's anode line (DIA1) 31 DIK0 IN Head temperature (diode) sensor's cathode line (DIK1) 32 ... ... Not used The bracketed signal name (.....) is the name used for Color/Photo BJ cartridge if different from that used for Black BJ cartridge. 4-23

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4-23
BJC-6000
Part 4: Technical Reference
TABLE 4-2 SIGNAL CONTACTS
Pin No
1, 2, 3
4, 6
5 ,7, 8, 10
9
11
12
13
14, 16
15
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
Signal
HVH
SUBH0
(SUBH1)
VHG
HDATA0
(HDATA1)
HSEL1B0
(HSEL1B1)
HVDD
HCLOCK0
(HCLOCK1)
LGND
HSEL1A0
(HSEL1A1)
HSEL2A0
(HSEL2A1)
HSEL2B0
(HSEL2B1)
HLAH
ODD
EVEN
BENB0
BENB1
HENB0
(HENB4)
HENB1
(HENB5)
HENB2
(HENB4)
HENB3
(HENB5)
DIR
HRSTX
DIA0
(DIA1)
DIK0
(DIK1)
...
IN/OUT
OUT
OUT
...
IN/OUT
OUT
OUT
IN/OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
IN
IN
...
Function
Head drive voltage (VH)
Sub-heater drive signal
GND for Head drive voltage (VHGND)
Serial data (including head identification and rank resistance)
sent in synchronization with the clock signal (H_CLK)
Rear nozzle heater select signal for upper nozzles (1-8, 17-
24, ..., 145-152)
Head logic drive voltage (+5 V)
Clock signal for serial data transmission
GND for head logic drive voltage (HVDD)
Front 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)
Serial data latch timing signal
Odd-number nozzles select signal
Even-number nozzles select signal
Signal to generate heater enable decoder outputs
Signal to generate heater enable decoder outputs
Rear heater drive signal for nozzles 1-112 (or 1-144)
Front heater drive signal for nozzles 1-112 (or 1-144)
Rear heater drive signal for nozzles 1-112 (or 1-144)
Front heater drive signal for nozzles 1-112 (or 1-144)
Rear heater drive signal for nozzles 113-160
Front heater drive signal for nozzles 113-160
Serial data input/output direction control signal
Reset signal
Head temperature (diode) sensor's anode line
Head temperature (diode) sensor's cathode line
Not used
The bracketed signal name (
.....
) is the name used for Color/Photo BJ cartridge if
different from that used for Black BJ cartridge.