Lexmark T650n Service Manual page 136

4062
Error
code or
message
935.00
936.10
936.11
2-104
Service Manual
Error contents
Polygon mirror motor
control failure.
Main drive motor
assembly failure
No halls detected at
motor start.
Motor = type 0
Main drive motor
assembly failure
No halls detected at
motor start.
Motor = type 1
Description/Action
The signals driving the polygon
mirror motor may have been
corrupted, or the cable may be
loose, or the motor may be
bad.
The main drive motor assembly
may be faulty or has failed.
The main drive motor assembly
may be faulty or has failed.
Possible repair actions
1. Check all connections on
the printhead assembly.
2. Check all connections on
the system card assembly.
3. Replace the printhead
assembly. Go to
"Printhead assembly
removal (T650)" on
page 4-48 or "Printhead
assembly removal (T652,
T654)" on page 4-49.
1. Check all connections on
the system card assembly.
2. Check all connections on
the main drive motor
assembly.
3. Replace the main drive
motor assembly. Go to
"Main drive motor
assembly removal (T650,
T652, T654)" on
page 4-26.
4. Replace the system card
assembly if problem
"System
remains. Go to
card assembly removal
(T650, T652, T654)" on
page 4-71.
1. Check all connections on
the system card assembly.
2. Check all connections on
the main drive motor
assembly.
3. Replace the main drive
motor assembly. Go to
"Main drive motor
assembly removal (T650,
T652, T654)" on
page 4-26.
4. Replace the system card
assembly if problem
remains. Go to "System
card assembly removal
(T650, T652, T654)" on
page 4-71.