Canon BJC6500 Service Manual - Page 101
Carriage Board, 2 Carriage Board
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BJC-6500 2.2 Carriage Board Part 5: REFERENCE 4 2 CN4 32 4 34 2 32 CN5 34 1 CN6 4 REFERENCE 1 3 33 31 1 3 33 31 1 CN1 28 1 CN3 20 1 CN2 28 Figure 5-10 Carriage Board CN1 (Carriage ribbon cable connector) Pin No. 1, 2 3~12 13, 14, 15 16, 17, 18 19~28 Signal LGND HGND SUBH1 SUBH0 HVH IN/OUT ... ... IN IN IN Function GND for logic power supply GND for head drive voltage (VH) Sub-heater drive voltage (for right cartridge) Sub-heater drive voltage (for left cartridge) Head drive voltage (VH) 5-11
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2.2 Carriage Board
CN1 (Carriage ribbon cable connector)
Pin No.
Signal
IN/OUT
Function
1, 2
LGND
...
GND for logic power supply
3~12
HGND
...
GND for head drive voltage (VH)
13, 14, 15
SUBH1
IN
Sub-heater drive voltage (for right cartridge)
16, 17, 18
SUBH0
IN
Sub-heater drive voltage (for left cartridge)
19~28
HVH
IN
Head drive voltage (VH)
5-11
BJC-6500
Part 5: REFERENCE
REFERENCE
1
20
CN3
1
28
1
28
CN1
CN2
1
4
CN6
1
3
2
4
33
31
34
32
1
3
2
4
33
31
34
32
CN4
CN5
Figure 5-10 Carriage Board