Fault Messages (Ascii In Alphabetical Order) - Printronix P8000 SERIES Maintenance Manual

Fault Messages (ASCII in Alphabetical Order)

Find the message in the Message List below and follow the suggested
procedure. After correcting an error, press the CANCEL key to clear the
message and place the printer in the offline state.
If an error is not cleared, the printer will try to print again but will display the
error message until the error is cleared.
Displayed Message
12 VOLT FAILED*
ACCESS NULL PTR
See Manual
B11 ERROR: RAM
TEST FAILED
B12 ERROR:
PROGRAM MISSING*
B13 ERROR:
NOT COMPATIBLE*
B20 STATUS: 00%
DOWNLOAD MODE
USB
or
B20 STATUS: 00%
DOWNLOAD MODE
PAR
Table 5. P8000 ASCII Error Messages List
Explanation
The 12.6 volt output of the
power supply has failed.
Access Null Pointer: The
processor tried to access a
pointer that contains nothing
(null).
RAM failed the boot
initialization test.
The printer does not see a
program in flash memory.
Attempting to download a
program that is not
compatible with the printer.
Status message informing
the operator that software is
being downloaded through
the printer's parallel port
using the three-key
download activation
(page 202). The percentage
indicates the approximate
amount loaded into the
printer.
Solution
Replace the the power supply.
1. Cycle power. Run the print job
again. If the message appears,
download the emulation software
again (page 194).
2. Cycle power. Run the print job
again. If the message appears,
replace the controller board.
Record the message and return it
with the defective board.
Power up the printer. If the message
appears, replace the controller board.
Record the message and return it
with the defective board.
There is no program in printer
memory. Download printer firmware
again.
Load the correct emulation software
option(s) for this printer.
No action required.
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