4-30 Phaser 6121MFP Service Manual
General Troubleshooting
Abnormal Noise During Standby
Troubleshooting Reference Table
Applicable Parts Wiring and Plug/Jack Map References
■ Power Supply (PL13.0.17) Map 5 - Power Supply Plug/Jack Locator
(page 10-9)
Troubleshooting Procedure Table
Step Actions and Questions Yes No
1 Replace the Power Supply (page 8-72). Complete.
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