2-142 Service Manual
7510
903.02 CMY PC drive motor error
903.03 Developer drive motor error
Step Check Yes No
1 Perform a POR.
Does the error occur when the power is turned off/on?
Go to step 2. Perform several
print tests.
If the problem
remains, go to
step 2.
2
Check the CMYK PC cartridge drive motor assembly for
proper operation.
Caution: When performing motor tests,
ensure that all cover and door interlock
switches are overridden.
1. Enter the Diagnostics Menu.
2. Touch MOTOR TESTS.
3. Touch Printer Motor Tests
4. Touch CMY cartridge drive motor
Does the above component operate properly?
Go to step 4. Go to step 3.
3
Check the CMYK PC cartridge drive motor assembly for
proper connection.
Is the above component properly connected?
Replace the
CMYK PC
cartridge drive
motor assembly.
Go to “CMYK PC
cartridge drive
motor assembly
removal” on
page 4-91.
Replace the
connection.
4
Perform a POR.
Does the error occur when the power is turned off/on?
Replace the lower
printer engine card
assembly.
Go to “Lower
printer engine
card assembly
removal” on
page 4-80.
Problem solved.
Step Check Yes No
1 Perform a POR.
Does the error occur when the power is turned off/on?
Go to step 2. Perform several
print tests.
If the problem
remains, go to
step 2.