Large Jitter - Lexmark OptraImage 443 Service Manual

3.1.1.14

Large jitter

Large jitter
Large jitter Large jitter
Cause Cause Cause Cause
Power supply-main
control board
connection failure
Power supply fails
Motor-main control
PCBA connection
failure
Motor failure
= Refer to section 4.6.
Relevant Unit Relevant Unit Relevant Unit Relevant Unit Check Method Check Method Check Method Check Method
None Visual check
Power supply Tester check (+5V,
+24V, GND)
None Visual check
Motor Visual check
Table 3.11 Table 3.11
Table 3.11 Table 3.11
3-13
Maintenance Method Maintenance Method Maintenance Method Maintenance Method
Connect the connector.
Replace the power
supply.
Connect the connector.
Replace the motor.
Remark Remark Remark Remark
None
None
None
None