Canon BJC-55 Series, Service Bulletin

Page: 196 / 249

The BJ cartridge or the scanner cartridge is recognized by the pin No. of connector
CNH1 on the control board or by a combination of ID1 and ID0 as shown below.
CNLF1 (Paper feed motor connector)
CNCR1 (Carriage motor connector)
CNDC1 (DC power connector)
CNBT1/CNBT2 (Lithium ion battery connector)
Part 5: Maintenance
BJC-50
5-34
Pin No.
11
12
13
Signal name
ID0
ID1
HCONT
Cartridge type
Low
Black
High
Color, scanner
Low Low
Low (BC-11e), (IS-12) / High (BC-10, BC-11)
Pin No.
1
2
3
4
5
Signal name
COM
LF B
LF A
LF A
LF B
IN/OUT
IN
OUT
OUT
OUT
OUT
Description
Paper feed motor drive v20.0 VDC
Paper feed motor phase B
Paper feed motor phase A
Paper feed motor phase A
Paper feed motor phase B
Pin No.
1
2
3
4
Signal name
CR B
CR B
CR A
CR A
IN/OUT
OUT
OUT
OUT
OUT
Description
Carriage motor phase B
Carriage motor phase B
Carriage motor phase A
Carriage motor phase A
Pin No.
CNBT1 1
CNBT1 2
CNBT2 1
CNBT2 2
Description
Lithium ion battery "+" terminal
Lithium ion battery "–" terminal
Lithium ion battery thermistor terminal
Lithium ion battery ON/OFF output control terminal
Connector Position
Control board
(Lower section)
Control board
(Upper section)
Pin No.
1
2
3
Signal name
VIN
-VIN
GND
IN/OUT
IN
IN
Description
+13 VDC
Negative ( - ) side of DC input voltage