Engine Firmware Failure - Xerox phaser 6250 Service Manual

Engine Firmware Failure

Code 70: Task Table overflow
Code 71: Timer Table overflow
Code 73: Queue Buffer overflow
Code 74: Communications buffer overflow
Code 78: ESS Video data fail
Code 79: This is a generic Engine Firmware Failure code generated when any other
Engine Firmware Failure code fails to report to the controller properly.
Troubleshooting Procedure Table
Steps Actions and Questions
1 Is the problem application related?
2 Turn printer power off and then back on.
Does the error recur?
Code 72: NVRAM verify error
Code 77: NVRAM data error
Troubleshooting Procedure Table
Steps Actions and Questions
1 Remove and reinstall the Fuser and
Imaging unit. Does the error recur?
2 Are P/J 144 and P/J 145 on the EEPROM
Board properly seated and defect free?
3 Turn printer power off and then back on.
Does the error recur?
Error Messages and Codes
Yes
Forward the
application
information to ESS
for evaluation.
Replace the Engine
Control Board,
page 8-107.
Yes
Go to Step 3.
Go to Step 3.
Replace the
Engine Control
Board,
page 8-107.
manuals4you.com manuals4you.com
No
Go to Step 2.
Complete
No
Complete
Replace the
EEPROM
Board,
page 8-86.
Complete
3-71