AC Noise
Phaser 6180 Color Laser Printer Service Manual
There is high pitch sound coming from the printer.
Troubleshooting Reference Table
Applicable Parts
LVPS, PL9.1.4
■
Troubleshooting Procedure Table
Step
Actions and Questions
Check for abnormal noise. Is there
1
abnormal noise from the motors when
turning On the printer?
2
1. Turn the printer power Off.
2. Disconnect the power cord and wait for
one minute.
3. Reseat the LVPS connectors.
4. Turn the printer power On. Is the printer
working?
3
Check the MCU Board for correct
installation. Reseat the MCU Board.
Is the printer working?
1. Connect the printer power cord to
4
another electrical outlet.
2. Turn the printer power On. Is the printer
working?
1. Turn the printer power Off.
5
2. Check the power cord connection.
Reconnect the printer power cord. Is the
printer working?
1. Turn the printer power Off.
6
2. Disconnect the power cord and wait for
one minute.
3. Reseat the LVPS connectors.
4. Turn the printer power On. Is the printer
working?
1. Turn the printer power Off.
7
2. Disconnect the printer power cord and
wait for one minute.
3. Reconnect the power cord.
4. Turn the printer power On. Is the printer
working?
General Troubleshooting
Wiring and Plug/Jack Map References
Yes
Go to step 2.
Complete.
Complete.
Complete.
Complete.
Complete.
Complete.
No
Go to step 4.
Go to step 3.
Replace the
LVPS
(page 8-81).
Go to step 5.
Go to step 6.
Go to step 7.
Replace the
LVPS
(page 8-81).
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