Carriage Board - Canon QY8-1360-000 Service Manual

BJC-7100
Pin No. Signal
13 ID1PH/ELMPH
14 SUBHCL
15 BE0
16 SUBHPH
17 ID2CL/ELCCL
18 ODDE
19 ID2PH/ELYPH
20 TSACL
21 TSAPH
22 VDDH
23 GND
24-29 VH

7.2 Carriage Board

LIGHTCOL
The BLACK and AMM pins are connected, respectively, to the black head and ink
optimizer head of the BC-60.
The DARKCOL and LIGHTCOL pins are connected as shown in Table 5-1.
TABLE 5-1 CONTACTS (DARK COL AND LIGHT COL)
IN/OUT Function
IN/OUT Photo head index 1 detection/magenta ink-out detection
pulse (ID1PH input and /ELMPH output)
OUT Color head sub-heater drive
OUT Pint data block output signal generation 1
OUT Photo head sub-heater drive
IN/OUT Color head index 2 detection/cyan ink-out detection pulse
(ID2CL input and ELCCL output)
OUT Black head and color head odd nozzle, and ink optimizer
and photo head even nozzle heat enable
IN/OUT Photo head index 2 detection/yellow ink-out detection pulse
(ID2PH input and ELYPH output)
OUT Color head temperature sensor (diode) drive voltage
OUT Photo head temperature sensor (diode) drive voltage
OUT Head logic drive voltage
... GND
OUT Head heater drive voltage (20.0 ± 0.03VDC)
DARKCOL
1
1
29 BLACK
1
28
1
28
AMM
28
Figure 5-17 Carriage Board
BC-61 installed
BC-62e Photo installed
29
28
JENG2
JENG1
1
1
DARKCOL LIGHTCOL
Color head Not used
Color head Photo head
5-39
Part 5: Maintenance