Lexmark T650n Service Manual page 141

Error
code or Error contents
message
937.80 Main drive motor
assembly failure
Driver over temp
detection.
Motor = type 0
937.81 Main drive motor
assembly failure
Driver over temp
detection.
Motor = type 1
939.00 System card failure
940.00 System card failure
947.00 System card failure
948.00 System card failure
Description/Action
The main drive motor assembly
may be faulty or has failed.
The main drive motor assembly
may be faulty or has failed.
RIP-engine communication
lost.
LVPS zero-crossing test failed.
RAM test incomplete.
Pel clock check failed.
Possible repair actions
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 4-24.
4. Replace the system card
assembly if problem
remains. Go to "System
card assembly removal
(T650, T652, T654)" on
page 4-69.
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 4-24.
4. Replace the system card
assembly if problem
"System
remains. Go to
card assembly removal
(T650, T652, T654)" on
page 4-69.
Replace the system card
assembly.
"System card
Go to
assembly removal (T650,
T652, T654)" on page 4-69.
Replace the system card
assembly.
Go to "System card
assembly removal (T650,
T652, T654)" on page 4-69.
Replace the system card
assembly.
Go to "System card
assembly removal (T650,
T652, T654)" on page 4-69.
Replace the system card
assembly.
Go to "System card
assembly removal (T650,
T652, T654)" on page 4-69.
Diagnostic information
4062
2-109