Lexmark 3200 Service Manual page 31

3.1.1.8 Scan module does not move to lock position
Cause
Flatbed CCD
board-main
control PCBA cable
failure.
Home position
sensor board
failure
Motor-main
control PCBA
connection failure
Motor failure
Power supply-main
control board
connection failure
Power supply fails.
N = See section 1.5.3 Wiring configuration
# = Refer to section 4.6
Relevant Unit Check Method
Sensor board-main Tester or visual
control PCBA cable check
#
CCD board Tester check
#
None Visual check
Motor Visual check
None Visual check
Power supply Tester check
(+24V, GND)
#
Table 3.2
3-9
Maintenance Remark
Method
Replace the home
position cable.
Replace the CCD None
PCBA
Connect the None
connector.
Replace the None
motor.
Connect the None
connector.
Replace the power None
supply.
N