Canon BJC-7100, Service Manual

Page: 172 / 185

JENG1 (Carriage Cable Connector)
JENG2 (Carriage Cable Connector)
Part 5: Maintenance
BJC-7100
5-40
Pin No.
1-5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
Signal
GND
LEDON
HPS
TEMP
TSABK
TSAOM
ID2BK/ELYCL
EVENE
ID2OM/ELOM
SUBHBK
BE1
SUBHOM
ID1BK/ELBK
DCLK
ID1OM
HEATEBK
HEATEOM
IDATABK
IDATAOM
RANKBK
RANKOM
LTCLK
TSKBK
TSKOM
IN/OUT
...
IN
OUT
OUT
IN
IN
OUT/IN
IN
OUT/IN
IN
IN
IN
OUT/IN
IN
OUT/IN
IN
IN
IN
IN
OUT
OUT
IN
OUT
OUT
Function
GND
Photo LED drive voltage
Home position detection
Printer temperature sensor (thermistor) detection voltage
Black head temperature sensor (diode) drive voltage
Ink optimizer temperature sensor (diode) drive voltage
Black head index 2 detection/color head yellow ink-out
detection pulse (ID2BK input and ELYCL output)
Black head and color head even nozzle, and ink optimizer
and photo head odd nozzle heat enable
Ink optimizer index 2 detection/ink-out detection pulse
(ID2OM input and ELOM output)
Black head sub-heater drive
Print data block output signal generation 2
Ink optimizer sub-heater drive
Black head index1 detection/ink-out detection pulse
(ID1BK output and ELBK input)
Print data transfer clock
Ink optimizer head index1 detection/photo head cyan ink-
out detection pulse (ID10M input and ELCPH output)
Black head heat enable
Ink optimizer heat enable
Black head print data
Ink optimizer print data
Black head rank resistance detection
Ink optimizer rank resistance detection
Print data latch timing specification
Black head temperature sensor (diode) output voltage
Ink optimizer temperature sensor (diode) output voltage
Pin No.
1-6
7
8
9
10
11
12
13
14
15
16
17
18
Signal
VH
GND
VDDH
TSAPH
TSACL
ID2PH/ELYPH
ODDE
ID2CL/ELCCL
SUBHPH
BE0
SUBHCL
ID1PH/ELMPH
BE2
IN/OUT
IN
...
IN
IN
IN
OUT/IN
IN
OUT/IN
IN
IN
IN
OUT/IN
IN
Function
Head heater drive voltage (20.0 ± 0.3VDC)
GND
Head logic drive voltage
Photo head temperature sensor (diode) drive voltage
Color head temperature sensor (diode) drive voltage
Photo head index 2 detection/yellow ink-out detection pulse
(ID2PH output and ELYPHY input)
Black head and color head odd nozzle, and ink optimizer
and photo head even nozzle heat enable
Color head index 2 detection/cyan ink-out detection pulse
(ID2CL output and ELCCL input)
Photo head sub-heater drive
Print data block output signal generation 1
Color head sub-heater drive
Photo head index 1 detection/magenta ink-out detection
pulse (ID1PH output and /ELMPH input)
Print data block output signal generation 3