Hewlett-Packard M3035 - LaserJet MFP B/W Laser Service Manual
Download Service manual of HP M3027 - LaserJet MFP B/W Laser All in One Printer, Cooktop for Free or View it Online on All-Guides.com.
Brand: HP
Category: All in One Printer , Cooktop , Printer
Type: Service manual
Model: HP M3027 - LaserJet MFP B/W Laser , HP M3035
Pages: 368 (12.5 Mb)
Troubleshooting flowchart
If the device is not responding correctly, use the flowchart to determine the problem. If the device does
not pass a step, follow the corresponding troubleshooting suggestions.
1. Does the control-panel display show READY?
YES
Go to step 2.
NO
The control-panel
display is blank, and
the device fan is off.
●
Turn the device off, and then turn it on again.
●
Check the power cord connections and the power switch.
●
Plug the device into a different outlet.
●
Check that the power supplied to the device is steady, and meets device specifications. (See
Electrical specifications on page 328.)
The control-panel
display appears with
no backlighting.
Check the power connector to the ADF/scanner assembly.
The control-panel
display is blank, but
the device fan is on.
●
Press a control-panel button to see if the device responds.
●
Check the ribbon cable to the ADF/scanner assembly.
●
Turn the device off, and then turn it on again.
The control-panel
display is in the
wrong language.
●
Turn the device off, and then turn it on again. When XXX MB appears on the control-panel
display, press and hold down the 6 key until all three lights remain illuminated. This could take
up to 10 seconds. Then, release the 6 key. Use the 3 and 9 keys to scroll to Language and then
press the 6 key to select it. Use the 3 and 9 keys to scroll through the available languages to the
language you want and then press the 6 key to select it.
The control-panel
display shows
garbled or unfamiliar
characters.
●
Make sure that the appropriate language is selected at the device control panel.
●
Turn the device off, and then turn the device on again.
A message other
than READY appears
on the control-panel
display.
●
See
Control-panel messages on page 201.
ENWW Troubleshooting process 193