List Of Messages
51
CTL VOLT FAIL*
Controller Voltage Failure.
15 V failure on the controller
board.
1. Cycle Power. Run the print job
again. If the message appears,
download the emulation software
again (page 150).
2. Cycle power. Run the print job
again. If the message appears,
replace the flash memory.
3. Power on the printer. Run the
print job again. If the message
appears, replace the controller
board. Record the message and
return it with defective board.
4. Power on the printer. Run the
print job again. If the message
appears, replace the power
supply board.
5. Power on the printer. If the
message appears, replace the
shuttle frame assembly.
DIAGNOSTIC
PASSED
Status message: the printer
passed its memory and
hardware initialization tests.
No action required.
DP FIFO Busy*
There is a timing problem in
the Engine Controller
firmware.
1. Cycle Power. Run the print job
again. If the message appears,
download the emulation software
again (page 156).
2. Cycle power. Run the print job
again. If the message appears,
replace the flash memory.
3. Power on the printer. Run the
print job again. If the message
appears, replace the controller
board. Record the message and
return it with the defective board.
Table 2. Message List
Message Explanation Solution
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