Phaser 6280 Color Laser Printer Service Manual
4-81
General Troubleshooting
AC Noise
There is high pitch sound coming from the printer.
Troubleshooting Reference Table
Applicable Parts
Wiring and Plug/Jack Map References
■
LVPS, PL9.1.4
Troubleshooting Procedure Table
Step
Actions and Questions
Yes
No
1
1. Check for abnormal noise.
2. Is there abnormal noise from the motors
when turning On the printer?
Go to step 2.
Go to step 4.
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.
5. Is the printer working?
Complete.
Go to step 3.
3
1. Check the Control Panel’s wiring harness
connector.
2. Reconnect the Control Panel wiring
harness connector P/J220 (page 8-21).
3. Does the Control Panel operate?
Complete.
Go to step 4.
4
1. Check the MCU Board for correct
installation.
2. Reseat the MCU Board (page 8-86).
3. Is the printer working?
Complete.
Replace the
LVPS
(page 8-80).
5
1. Connect the printer power cord to
another electrical outlet.
2. Turn the printer power On.
3. Is the printer working?
Complete.
Go to step 6.
6
1. Turn the printer power Off.
2. Check the power cord connection.
Reconnect the printer power cord.
3. Is the printer working?
Complete.
Go to step 7.
7
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.
5. Is the printer working?
Complete.
Go to step 8.
Summary of Contents for Phaser 6280
Page 1: ...Phaser 6280 Color Laser Printer Phaser 6280 Service Manual...
Page 2: ......
Page 15: ...Phaser 6280 Color Laser Printer Service Manual xiii...
Page 16: ...xiv Phaser 6280 Color Laser Printer Service Manual...
Page 26: ...xxiv Phaser 6280 Color Laser Printer Service Manual Table of Contents...
Page 62: ...1 36 Phaser 6280 Color Laser Printer Service Manual General Information...
Page 288: ...3 152 Phaser 6280 Color Laser Printer Service Manual Error Messages and Codes...
Page 432: ...5 58 Phaser 6280 Color Laser Printer Service Manual Print Quality Troubleshooting...
Page 558: ...8 112 Phaser 6280 Color Laser Printer Service Manual Service Parts Disassembly...
Page 670: ...I 10 Phaser 6280 Color Laser Printer Service Manual...
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