2-44 Service Manual
5022-xxx
920.14—POST (power on self test) error service check
Step Questions / actions Yes No
1 Turn the printer off, and remove the rear cover.
Check the connector JCART2 for proper
connection to the system card, the cable for
pinch points, and the cable or connector for
any other damage.
Is the cable damaged?
Replace the JCART2 cable.
The cable parts packet
contains one cartridge
motor cable that works for
either of the cartridge
motors.
Go to step 2.
2
Remove the right cover. Check for the following
continuity between JCART2 and bottom
cartridge connector.
Go to step 3. Replace the JCART2 cable.
The cable parts packet
contains one cartridge
motor cable that works for
either of the cartridge
motors.
Is continuity present?
3
Replace the EP drive assembly. See
“Electrophotographic (EP) drive assembly
removal—model C52x only” on page 4-48 or
“Electrophotographic (EP) drive assembly
removal—model C53x only” on page 4-51.
Does the error clear?
Problem solved. Replace the system card.
See “System card
removal” on page 4-79.
Pin 1
Pin 3
Pin 2
Pin 1
JCART1 Bottom cartridge
motor connector
Pin 1 Pin 1
Pin 2 Pin 2
Pin 3 Pin 3