Error Messages and Codes 3-97
Power Supply Failure
Applicable Status Code:
Code U6: Power Supply voltage irregularly high.
Initial Actions:
■ Cycle the printer's power.
■ If the problem persists follow the procedure below.
Troubleshooting Reference Table
Applicable Parts Wiring and Plug/Jack References
■ LVPS, PL3.1.4 ■ Print Engine Map 3 (page 10-6)
■ Print Engine Map 6 (page 10-9)
■ Print Engine LVPS (page 10-39)
Troubleshooting Procedure Table
Step Actions and Questions Yes No
1
Visually inspect the LVPS for damage or
excessive dust.
Is the LVPS damaged or dirty?
Clean the LVPS if
dirty. If damaged,
replace the LVPS
(
page 8-121).
Go to Step 2.
2
Check the LVPS output voltages at the
POWER connector on the Engine Control
Board.
Replace the Engine
Controller Board.
Replace the LVPS
(
page 8-121) or
POWER harness.
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