HP P2055 Manual

Interpret control-panel messages (HP LaserJet P2050
Series Printers only)
The control-panel messages indicate the current product status or situations that might require action.
Control-panel messages appear temporarily and might require that you acknowledge the message by
pressing  OK to resume printing or by pressing  X to cancel the job. With certain messages, the job might
not finish printing or the print quality might be affected. If the message is related to printing and the auto-
continue feature...

Control-panel messageEvent codeDescriptionRecommended action
Press [OK]match the configuration for the
tray.size that you have loaded. See
Load trays on page 38.
41.X.Error A temporary printing error has
occurred.1.Make sure that the paper
meets specifications. See
Supported paper and printmedia on page 32. If pages
stick together, the paper
sensors might detect a
sheet of paper longer than
expected.
2. Verify that the paper size
settings in the control panel,
printer driver, and software
program match....

Control-panel messageEvent codeDescriptionRecommended action
51.XX Error
Turn off then on51.0000The product has experienced a
laser/scanner assembly error.1.Turn the product power off,
wait at least 30 seconds,
and then turn the product
power on and wait for it to
initialize.
2. Make sure that the following
connectors are seated:
◦J1103. See 
Figure 7-5
Components on theconnector PCA
on page 198.
◦ J1. See 
Figure 7-3Components on the
left side of the product
on page 196.
◦ All connectors on the...

Control-panel messageEvent codeDescriptionRecommended action
79 Service error
Turn off then on79.0000
79.0001An incompatible DIMM is
installed.1.Turn the product power off.
2. Install a DIMM that the
product supports. See 
Partsand diagrams on page 253
for a list of supported
DIMMs. See 
Install memory(HP LaserJet P2050 Series
Printers only) on page 64  for
DIMM installation
instructions.
3. Turn the product on.
Device error
Press [OK] An internal error occurred.Press  OK to resume the job.
Door open...

Control-panel messageEvent codeDescriptionRecommended action
Jam in cartridge area Photosensors PS913 (media
width sensor), PS912 (top of
page sensor) and PS915 (fusing
assembly exit sensor) detect
paper in the cartridge area of the
product. See 
Figure 7-7
Components in the print cartridgecavity on page 199 and Figure
7-6 Components on the rear sideof the product on page 198. If
paper arrives at these sensors
too early, leaves the sensors too
late, or is present at the sensor
when not expected, an...

Control-panel messageEvent codeDescriptionRecommended action
Jam in Tray 1 Solenoid (SL1) controls the
feeding of paper from Tray 1.
When the solenoid is engaged,
the Tray 1 pick roller makes one
rotation and advances paper into
the paper path. See 
Figure 7-3
Components on the left side ofthe product on page 196).
1.Inspect the Tray 1 pick
roller. Verify the roller is
installed correctly and in
good condition.
2. Print from Tray 1. Determine
if the Tray 1 roller rotates.
Listen to determine if the...

Control-panel messageEvent codeDescriptionRecommended action
Load tray 1  
Press [OK] for available media No trays are configured for the
media type and size that the print
job is requesting.Load the correct media into
tray 1, or press OK to use media
in a different tray.
Manual duplex
Load tray x
Press [OK] The first side of a manual duplex
job has printed, and the page
needs to be loaded to process the
second side.Load the page in the indicated
tray with the side to be printed
face up, and the top of...

Control-panel messageEvent codeDescriptionRecommended action
Used cartridge in use A refilled print cartridge was
detected and accepted.No action necessary.
Used cartridge installed
To accept press [OK]  A refilled print cartridge is
installed.Press 
OK to continue.
226 Chapter 7   Solve problems ENWW 

Event-log messages
Print the event log (HP LaserJet P2050 Series Printers only)
1.Open the secondary service menu. See Open the secondary  service menu on page 250.
2. Use the arrow buttons to select  Service Reports, and then press OK.
3. Use the arrow buttons to select  Error Report, and then press  OK.
NOTE: You can use HP ToolboxFX to view  the event log from a computer. See Event log
on page 51.
Print an event log (HP LaserJet P2030 Series Printers only)
The configuration page displays the last five...

Event codeDescription
51.0000Beam detect or laser error
52.0000Scanner error
55.0000Engine internal communication error
55.3000Engine formatter/communication error
55.4000Engine communication timeout error
57.0000Fan motor error
79.000079 service, firmware exception
79.000179 service, firmware ASIC fault
84.0000JDI FW assert
Table 7-15  Event-log messag es (continued)
228 Chapter 7   Solve problems ENWW