Data Error
Light Pattern
Computer
Message
Description Recommended
Action
40 ERROR
Indicates an abnormal
connection break
occurred while
transferring data from the
computer.
Press GO on the printer
to clear the error
message.
41 ERROR
A temporary error
occurred while printing.
This error most commonly
occurs when the printer
picks two sheets of paper
at once. The page
containing the error is
reprinted automatically.
(first two light sequences)
Remove the page from
the output tray and press
GO on the printer
51/52 ERROR
55 ERROR
(first and second light
sequence)The printer
detected a temporary
error condition.
(third light sequence)
The printer detected a
temporary error condition
Turn the printer off then
on. If the problem persists
replace the laser scanner
assembly.
Turn the printer off then
back on. If problem
persists, replace the DC
Controller. If the problem
still continues, replace the
formatter PCA.
68 SERVICE
or 68
READY/SERVICE
The printer’s nonvolatile
memory (NVRAM) is full.
Press GO on the printer
to clear the error
message. If problem
persists,
1. Perform NVRAM
Reset to clear NVRAM
(hold down the RESET
button for more than 20
seconds during power on.
2. Replace the formatter
PCA.
HP LaserJet 5P Printer Service Supplement
Troubleshooting
57
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