2-70 Service Manual
7526
6
Remove the rear frame cover. See “Rear
frame cover removal” on page 4-37.
Check the fuser DC cable in the connector
JFUSER1 for proper connection to the system
board, for pinch points, and for any other
damage to the cable or the connector.
Is the cable damaged?
Replace the fuser DC
cable. See “Fuser DC
cable removal” on
page 4-107.
Go to step 7.
7
1. POR the printer.
2. Place a voltmeter between pin 8 and pin 6
on the JFUSER1 connector.
3. Does the meter read +5 V dc?
Go to step 8. Replace the system board.
See “System board
removal” on page 4-157.
8
Place a voltmeter between the fuser DC
autoconnect pin 8 and ground (pin 6).
Does the meter read +5 V dc?
Go to step 9. Replace the fuser DC
cable. See “Fuser DC
cable removal” on
page 4-107.
Step Questions / actions Yes No
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