Compaq P5000 Series User Manual
Page 143
Fault Messages
143
Table 19. LCD Message Troubleshooting Table
Displayed Message
Can User
Correct?
Explanation
Solution
8.5V PWR FAIL*
No
Internal power failure.
Contact your authorized
customer service engineer.
1
15V PWR FAIL*
No
Controller voltage
failure.
Contact your authorized
customer service engineer.
1
23.5V PWR FAIL*
No
Controller voltage
failure.
Contact your authorized
customer service engineer.
1
48V PWR FAIL*
No
Internal power failure.
Contact your authorized
customer service engineer.
1
ACCESS NULL PTR*
No
Fatal firmware error on
controller board.
Contact your authorized
customer service engineer.
1
A TO D OVERUN*
No
Fatal firmware error on
controller board.
Contact your authorized
customer service engineer.
1
BUFFER OVERFLOW
Yes
Host sends data after
the printer buffer is
full. (Serial interface.)
Check your serial host interface
parameter settings; if necessary,
adjust them so that they match
the settings of the attached host.
CLEAR PAPER JAM
Yes
No paper motion.
Clear jam and reload paper.
(See Operator’s Guide.) If this
message recurs, contact your
authorized customer service
engineer.
1
CLOSE PLATEN
Yes
The forms thickness
lever is open.
Close the forms thickness lever
(page 47.)
COIL HOT*
No
One or more hammer
coils are overheating.
Contact your authorized
customer service engineer.
1
CTL VOLT FAIL*
No
Controller voltage
failure.
Contact your authorized
customer service engineer.
1
DRVR CIR BAD*
No
Hammer coil count
test failed.
Contact your authorized
customer service engineer.
1