Operation Manual

7.2 Carriage Board
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.
5-39
BJC-7100
Part 5: Maintenance
Pin No.
13
14
15
16
17
18
19
20
21
22
23
24-29
Signal
ID1PH/ELMPH
SUBHCL
BE0
SUBHPH
ID2CL/ELCCL
ODDE
ID2PH/ELYPH
TSACL
TSAPH
VDDH
GND
VH
IN/OUT
IN/OUT
OUT
OUT
OUT
IN/OUT
OUT
IN/OUT
OUT
OUT
OUT
...
OUT
Function
Photo head index 1 detection/magenta ink-out detection
pulse (ID1PH input and /ELMPH output)
Color head sub-heater drive
Pint data block output signal generation 1
Photo head sub-heater drive
Color head index 2 detection/cyan ink-out detection pulse
(ID2CL input and ELCCL output)
Black head and color head odd nozzle, and ink optimizer
and photo head even nozzle heat enable
Photo head index 2 detection/yellow ink-out detection pulse
(ID2PH input and ELYPH output)
Color head temperature sensor (diode) drive voltage
Photo head temperature sensor (diode) drive voltage
Head logic drive voltage
GND
Head heater drive voltage (20.0 ± 0.03VDC)
1
AMM
1
28
LIGHTCOL
BLACK
1
28
1
28
DARKCOL
1
29
1
28
29
JENG2
JENG1
Figure 5-17 Carriage Board
TABLE 5-1 CONTACTS (DARK COL AND LIGHT COL)
BC-61 installed
BC-62e Photo installed
DARKCOL
Color head
Color head
LIGHTCOL
Not used
Photo head