Lexmark 3200 Color Jetprinter, Руководство по обслуживанию

Страница: 23 / 59

Diagnostic Information
2-11
4097-00X
Power Service Check
1 External Power
Supply Plug the external power supply into an outlet.
Check for + 30 V dc. If you do not have correct
voltage, replace the external power supply.
2 Power Connector Disconnect the external power supply and
disconnect the (J5) power connector from the
system board. If continuity is incorrect, replace the
power connector.
3 Printhead Cable
Carrier Home
Sensor
Parallel Cable
Paper Feed Motor
Carrier Transport
Motor
Operator Panel Unplug the printer. Disconnect one of the
printhead cables and plug in 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,
parallel cable, carrier transport motor, paper feed
motor and operator panel.
4 System Board If the symptom has not changed, replace the
system board.