Xerox Phaser 5400
Error Codes List page 10
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- Code: U5-9
- Description: Fan Failure - U5-9 Fan Failure.
- Causes: • Drum Cartridge Fan • Engine Control Board
- Remedy: 1 Check the Drum Fan installation. 1. Remove the I/P Board Cover. 2. Remove the Top Cover. Is the Fan installed properly (label out)? Go to Step 2. Correct the installation. 2 Check if the Drum Cartridge Fan rotates. Does the Fan rotate? Go to Step 7. Go to Step 3. 3 Test the Drum Cartridge Fan. Run the Service Diagnostic Drum Cartridge Fan test. Does the Fan operate properly? Go to Step 7. Go to Step 4. 4 Check the Fan connection. Is P/J221 connected? Go to Step 5. Connect the Fan. 5 Check continuity between the Fan and Engine Control Board. Is there continuity on each wire? Go to Step 6. Replace the Fan. 6 Check for +24 V at the Drum Cartridge Fan. Is there +24 V across P/J221 (+) <=> ground? Go to Step 7. Replace the Engine Control Board (page 8-89). 7 Test the Drum Cartridge Fan. Run the Service Diagnostic Drum Cartridge Fan test. Does the Fan receive the voltage from the test? Replace the Fan. Replace the Engine Control Board.
- Code: U6-2 ... U6-7
- Description: Engine Control Board Failure. • Engine Control Board Failure - U6-2 RAM Read/Write • Engine Control Board Failure - U6-3 NVM Data Defect • Engine Control Board Failure - U6-4 NVM Read/Write • Engine Control Board Failure - U6-5 CP/U Power NVM • Engine Control Board Failure - U6-6 ASIC/CRUM • Engine Control Board Failure - U6-7 PPM Data
- Causes: • Engine Control Board
- Remedy: 1 Does the error occur when the power is cycled? Go to Step 2. Problem solved. 2 Check the Engine Control Board connections. Are all the connectors connected? Go to Step 3. Connect all connectors. Go to Step 3. 3 Does the error reoccur when power is applied? Replace the Engine Control Board. Problem solved.