Print-Quality Troubleshooting 5-13
7
Is +24 V supplied to the POWER
connector on the Engine Control
Board?
Go to Step 8. Replace the LVPS or
wiring harness.
8
Is +24 V supplied to the HVOLT
connector on the Engine Control
Board.
Go to Step 9. Replace the Engine
Control Board
(
page 8-112).
9
Inspect the high-voltage wiring
harness.
Replace defective
wiring harness.
Replace the Transfer
Unit. If the error
persists, replace the
HVPS (
page 8-119).
Troubleshooting Procedure Table (Continued)
Step Actions and Questions Yes No
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