HP Color LaserJet CM4730 Multifunction Printer series - Manual (Page 66)

Troubleshooting menu
Administration > Troubleshooting
NOTE Many of the menu items under the Troubleshooting menu are for advanced
troubleshooting purposes.
Table 2-17 Troubleshooting menu
Menu item Sub-menu item Sub-menu item Values Description
Event Log Print This shows the event codes and their
corresponding engine cycles on the control-
panel display.
Calibrate Scanner Calibrate Use this feature to compensate for offsets in
the scanner imaging system (carriage head)
for ADF and flatbed scans.
You might need to calibrate the scanner if it
is not capturing the correct sections of
scanned documents.
PQ Troubleshooting Print Print various diagnostic pages that help solve
print-quality problems.
Fax T.30 Trace Print T.30 Report Print or configure the fax T.30 trace report. T.
30 is the standard that specifies
handshaking, protocols, and error correction
between fax machines.
When to Print Report Never auto print
(default)
Print after any fax job
Print after fax send
jobs
Print after any fax
error
Print after send
errors only
Print after receive
errors only
Fax Transmit Signal
Loss A value between 0
and 30. The default is
0. Set loss levels to compensate for phone-line
signal loss. Do not modify this setting unless
requested to do so by an HP service
representative because it could cause the fax
to stop functioning.
Fax V.34 Normal (default)
Off
Disable V.34 modulations if several fax
failures have occurred or if phone line
conditions require it.
Fax Speaker Mode Normal (default)
Diagnostic
A technician can use this feature technician
to evaluate and diagnose fax issues by
listening to the sounds of fax modulations.
Paper Path Sensors Initiate a test of the paper-path sensors.
Diagnostic Page Print Print a diagnostic page that includes color
swatches and the EP parameters table.
50 Chapter 2 Control panel ENWW