Canon BJC6500 Service Manual - Page 72
Replace with QH2-2364, Carriage Ribbon Cable., Check the paper feed
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Part 4: TROUBLESHOOTING BJC-6500 From previous page Visually check operation of paper feed unit OK? No Yes Check the paper feed 1 motor 4 OK? Yes To page 4-9 (1) Measurement points Normal value CN403 Pin 1-3 2-4 Approx. 3 Disconnect the paper feed motor cable from the control board before checking. No Replace the paper feed motor Visually check that Visually check that carriage is carriage is unlocked unlocked. Unlocked? Yes No 1. Replace the ASF drive gear unit 2. Replace the purge unit 1. Replace the carriage board 2. Replace the carriage ribbon cable Replace with QH2-2364, Carriage Ribbon Cable. 4-8
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Part 4: TROUBLESHOOTING
BJC-6500
4-8
Visually check that
carriage is unlocked
Yes
No
Yes
No
1. Replace the carriage
board
2. Replace the carriage
ribbon cable
1. Replace the ASF drive
gear unit
Unlocked?
2. Replace the purge unit
Replace the paper feed
motor
Visually check that carriage is
unlocked.
Visually check operation
of paper feed unit
From
previous
page
Check the paper feed
motor
Yes
No
OK?
CN403
Pin
1-3
2-4
Measurement points Normal value
Disconnect the paper feed motor cable
from the control board before checking.
To page
4-9 (1)
1
4
Approx. 3
OK?
Replace with QH2-2364, Carriage Ribbon Cable.