Determining mfp problems – HP Color LaserJet CM4730 Multifunction Printer series User Manual
Page 240
Determining MFP problems
Situation/Message
Solution
The control-panel display is blank, and internal fans are not
running.
Make sure that the MFP power is on. Press all the keys to see
if one is stuck. Contact your HP-authorized service
representative if these steps do not work.
The MFP is turned on, but the internal fans are not running.
Make sure that the line voltage is correct for the MFP power
configuration. (See the label that is inside the top cover on the
MFP for voltage requirements.) If you are using a power strip
and its voltage is not within specification, plug the MFP directly
into the power receptacle.
The MFP voltage is not correct.
Make sure that the line voltage is in the correct range. (See the
label that is inside the top cover on the MFP for voltage
requirements.)
Messages appear on the control-panel display.
Print media is jammed in the MFP.
Check for jams. For more information, see
The control-panel display shows the wrong language or
unfamiliar characters.
Reconfigure the control-panel display language.
1.
Turn the MFP off and then on.
2.
When XXX MB appears on the control-panel display,
press and hold
6
until all three LEDs flash once and then
stay on. (This might take up to 20 seconds.
3.
Release
6
and then press
6
again.
4.
Wait while the MFP completes its initialization sequence.
When it is finished, the Select a Language menu
appears on the control-panel display. Scroll to and touch
the correct language.
An error occurs during a Digital Send job. Job failed.
The MFP experienced an error during the digital sending job.
The administrator should check on the status of the SMTP
server. See
The e-mail gateway could not accept the job because the
attachment is too large.
Reduce the size of the e-mail attachment by setting the
maximum attachment size. Set the maximum attachment size
on the Digital Sending tab of the embedded Web server. See
Try using a different file format or sending the document a few
pages at a time.
A network connection is required for digital sending
The MFP cannot find a network connection. The administrator
should check to see if the MFP is connected to the network.
See
Solve network connectivity problems
224 Chapter 16 Problem solving
ENWW