Lexmark 1000 Manual Do Utilizador
Diagnostic Information
2-11
4096-00X
Power Service Check
FRU
Action
1
Power Supply
Disconnect N1 from the system board and check
the following voltages on the power supply cable:
the following voltages on the power supply cable:
• N1-1 to GND = +5 V dc
• N1-3 to GND = +24 V dc
• N1-3 to GND = +24 V dc
If you do not have correct voltage, replace the
power supply. Be sure to unplug the machine
before you reconnect the power supply to the
system board.
power supply. Be sure to unplug the machine
before you reconnect the power supply to the
system board.
2
Printhead Cable
Carrier Home
Sensor
Parallel Cable
Carrier Home
Sensor
Parallel Cable
Turn off the printer. Disconnect one of the
printhead cables and turn on the printer. Look for a
symptom change. Check the failing part for shorts
and replace as necessary.
printhead cables and turn on the printer. Look for a
symptom change. Check the failing part for shorts
and replace as necessary.
Repeat this procedure for the carrier home sensor
and parallel cable.
and parallel cable.
3
System Board
If the symptom has not changed, replace the
system board.
system board.