Canon BJC-55 Service Bulletin page 196
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Also See for BJC-55:
- User manual (468 pages) ,
- Service manual (206 pages) ,
- Service bulletin (22 pages)
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Part 5: Maintenance
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.
Pin No.
11
12
13
CNLF1 (Paper feed motor connector)
Pin No.
Signal name
1
2
3
4
5
CNCR1 (Carriage motor connector)
Pin No.
Signal name
1
2
3
4
CNDC1 (DC power connector)
Pin No.
Signal name
1
2
3
CNBT1/CNBT2 (Lithium ion battery connector)
Pin No.
CNBT1 1
Lithium ion battery "+" terminal
CNBT1 2
Lithium ion battery "–" terminal
CNBT2 1
Lithium ion battery thermistor terminal
CNBT2 2
Lithium ion battery ON/OFF output control terminal
Signal name
Cartridge type
ID0
Low
ID1
Low
HCONT
Low (BC-11e), (IS-12) / High (BC-10, BC-11)
IN/OUT
Description
COM
IN
Paper feed motor drive voltage +20.0 VDC
LF B
OUT
Paper feed motor phase B
LF A
OUT
Paper feed motor phase A
LF A
OUT
Paper feed motor phase A
LF B
OUT
Paper feed motor phase B
IN/OUT
Description
CR B
OUT
Carriage motor phase B
CR B
OUT
Carriage motor phase B
CR A
OUT
Carriage motor phase A
CR A
OUT
Carriage motor phase A
IN/OUT
Description
VIN
IN
+13 VDC
-VIN
IN
Negative ( - ) side of DC input voltage
GND
Description
High
Black
Low
5-34
Color, scanner
Connector Position
Control board
(Lower section)
Control board
(Upper section)
BJC-50
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