Printronix P4280 - Software Error *

3–17Troubleshooting
Software Error *
Instruction Indication Yes No
1. Set power switch to O (off).
Wait 15 seconds. Set power
switch to 1 (on).
“Software Error * ” message. Step 2. Return printer to
normal operation.
2. Disconnect the input data line
from the host computer. Set
power switch to O (off). Wait
15 seconds. Set power
switch to 1 (on).
“Software Error * ” message. Step 3. Problem is not in
the printer. Return
printer to normal
operation.
3. Make a Diagnostic Check of
the Microprocessors (page
3–21).
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