Lexmark T650 Service Manual page 49

Error
code or Error contents
message
200.09 Printhead laser start
failure
200.10 Printhead motor
synchronization error
200.11 Printhead polygon
mirror synchronization
error
200.12 Laser power signal
error
Description/Action
The printhead laser start
process failed because it did
not receive proper feedback
signal from the printhead
motor.
The printhead motor is not
synchronized when media
reaches the sensor (input).
The printhead polygon mirror
motor becomes un-
synchronized when the media
reaches the sensor (input).
The printhead laser power
signal has failed
Possible repair actions
1. Check all connections on
the printhead.
2. Check all connections on
the main drive motor
assembly.
3. Replace the main drive
motor assembly if problem
remains. Go to "Output
cover assembly removal
(T650, T652, T654)" on
page 4-54.
1. Remove all media present
in media path.
2. Check all connections on
the printhead.
3. Check all connections on
the system card assembly.
4. Replace the printhead if
problem remains. Go to
"Printhead assembly
removal (T650)" on
page 4-60 or "Printhead
assembly removal (T652,
T654)" on page 4-61.
1. Remove all media present
in media path.
2. Check all connections on
the printhead.
3. Check all connections on
the system card assembly.
4. Replace the printhead if
problem remains. Go to
"Printhead assembly
removal (T650)" on
page 4-60 or "Printhead
assembly removal (T652,
T654)" on page 4-61.
1. Remove all media present
in media path.
2. Check all connections on
the printhead.
3. Check all connections on
the system card assembly.
4. Replace the printhead if
problem remains. Go to
"Printhead assembly
removal (T650)" on
page 4-60 or "Printhead
assembly removal (T652,
T654)" on page 4-61
5. Replace the system card if
problem remains. Go to
"System card assembly
removal (T650, T652,
T654, T656)" on
page 4-76.
Diagnostic information
4062
2-15