Lexmark T650 Series - Page 135

Diagnostic information 2-99
4062
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925.76 Incorrect fuser or
fuser lamp detected.
Fuser type = 2
Fuser page count has
exceeded life.
The machine detected a 115 V
lamp in a 220 V machine. The
fuser lamp has an excessive
wattage rating.
1. Turn the machine off/on
and ensure the fuser unit
assembly is properly
installed.
2. Ensure the proper voltage
fuser is installed in the
machine.
3. Replace the fuser unit
assembly if problem
remains. Go to “Fuser unit
assembly removal” on
page 4-22.
925.77 Incorrect fuser or
fuser lamp detected.
Fuser type = 2
Fuser page count has
exceeded life.
The machine detected a 115 V
lamp in a 220 V machine. The
fuser lamp has an excessive
wattage rating.
1. Turn the machine off/on
and ensure the fuser unit
assembly is properly
installed.
2. Ensure the proper voltage
fuser is installed in the
machine.
3. Replace the fuser unit
assembly if problem
remains. Go to “Fuser unit
assembly removal” on
page 4-22.
927.01 Main cooling fan
failure.
The cooling fan is obstructed or
has failed.
1. Check for cooling fan
obstructions.
2. Check the connections on
the main cooling fan.
3. Replace the main cooling
fan. Go to “Output cover
assembly removal” on
page 4-53.
927.02 Print cartridge cooling
fan failure.
The cooling fan is obstructed or
has failed.
1. Check for cooling fan
obstructions.
2. Check the connections on
the main cooling fan.
3. Replace the print cartridge
cooling fan. Go to “Print
cartridge cooling fan
removal” on page 4-56.
927.03 Main cooling fan
control failure.
The main cooling fan does not
reach the specified speed.
4. Check for cooling fan
obstructions.
5. Check the connections on
the main cooling fan.
6. Replace the main cooling
fan. Go to “Output cover
assembly removal” on
page 4-53.
927.04 Main cooling fan
under speed failure
The main cooling fan does not
reach the specified speed.
1. Check for cooling fan
obstructions.
2. Check the connections on
the main cooling fan.
3. Replace the main cooling
fan. Go to “Output cover
assembly removal” on
page 4-53
.
Error
code or
message
Error contents Description/Action Possible repair actions