Reading Is Not Performed; Image Does Not Appear - Lexmark OptraImage 443 Service Manual

3.1.1.12 3.1.1.12 3.1.1.12 3.1.1.12

Reading is not performed

Reading is not performed Reading is not performed Reading is not performed
Cause Cause
Cause Cause
ADF cover open
SCSI termination
failure
3.1.1.13

Image does not appear

Image does not appear Image does not appear Image does not appear
Cause Cause Cause Cause
ADF cover open
SCSI termination
failure
Power supply-main
control board
connection failure
Power supply fails.
Lamp failure
Inverter failure
CCD board-main
control board
connection failure
CCD board fails.
Lexmark Internal Use Only
Relevant Unit Relevant Unit Check Method Check Method
Relevant Unit Relevant Unit Check Method Check Method
ADF cover Visual check
SCSI terminator Visual check
Table 3.9 Table 3.9 Table 3.9 Table 3.9
Relevant Unit Relevant Unit Relevant Unit Relevant Unit Check Method Check Method Check Method Check Method
ADF cover Visual check
SCSI terminator Visual check
None Visual check
Power supply Tester check (+5V,
+24V, GND)
Lamp Visual check
Inverter Visual check
None Visual check
CCD Board Visual check
Table 3.10 Table 3.10
Table 3.10 Table 3.10
3-12
Maintenance Method Maintenance Method Remark Remark
Maintenance Method Maintenance Method Remark Remark
Close the ADF None
cover.
Set SCSI terminator See section 2.4.2
at "on" position. SCSI signal
Connection for
correct SCSI
termination.
Maintenance Method Maintenance Method Maintenance Method Maintenance Method Remark Remark Remark Remark
Close the ADF None
cover
Set SCSI See section 2.4.2
terminator at "on" SCSI signal
position. connection for
correct SCSI
termination.
Connect the None
connector.
Replace the power None
supply.
Replace the lamp. None
Replace the None
inverter.
Connect the None
connector.
Replace the optical None
unit.