Perform a wireless network diagnostic test ................................................. 138
Reduce interference on a wireless network ................................................ 139
Service mode functions ......................................................................................................... 140
Service menu ........................................................................................................ 140
Service menu settings .............................................................................. 140
Restore the factory-set defaults ................................................................. 140
Secondary service menu ........................................................................................ 141
Open the secondary service menu ............................................................ 141
Secondary service menu structure ............................................................. 141
Product resets ....................................................................................................... 142
NVRAM initialization .............................................................................. 142
Super NVRAM initialization ..................................................................... 143
Solve fax problems ............................................................................................................... 144
Checklist for solving fax problems ........................................................................... 144
Perform a fax diagnostic test ................................................................................... 145
Fax trace report .................................................................................................... 146
Fax error report printing ......................................................................................... 146
Print all fax reports ................................................................................. 146
Print individual fax reports ....................................................................... 146
Set the fax error report ............................................................................ 147
Set the fax-error-correction mode ............................................................................. 147
Change the fax speed ........................................................................................... 147
Solve problems sending faxes ................................................................................. 148
An error message displays on the control panel ......................................... 148
The Communication Error message appears ............................... 148
No dial tone. .......................................................................... 149
The Fax is busy. message appears ............................................ 149
The No fax answer. message appears ....................................... 150
Document feeder paper jam ..................................................... 150
The Fax storage is full. message appears ................................... 151
Scanner error ......................................................................... 151
The control panel displays a Ready message with no attempt to send the fax . 151
The control panel displays the message "Storing page 1" and does not
progress beyond that message ................................................................. 152
Faxes can be received, but not sent .......................................................... 152
Product is password protected ................................................................. 152
Unable to use fax functions from the control panel ...................................... 152
Unable to use speed dials ....................................................................... 153
Unable to use group dials ....................................................................... 153
Receive a recorded error message from the telephone company when trying
to send a fax ......................................................................................... 153
x ENWW
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