The product does not print, and the computer has a third-party firewall
installed ................................................................................................ 106
The wireless connection does not work after moving the wireless router or
product ................................................................................................. 106
Cannot connect more computers to the wireless product .............................. 107
The wireless product loses communication when connected to a VPN ........... 107
The network does not appear in the wireless networks list ........................... 107
The wireless network is not functioning ...................................................... 108
Service mode functions ......................................................................................................... 109
Secondary service menu ........................................................................................ 109
Open the secondary service menu ............................................................ 109
Secondary service menu structure ............................................................. 109
Product resets ....................................................................................................... 110
Restore the factory-set defaults ................................................................. 111
NVRAM initialization .............................................................................. 111
Solve fax problems ............................................................................................................... 112
Fax troubleshooting checklist .................................................................................. 112
Solve problems receiving faxes ............................................................................... 114
The fax does not respond ........................................................................ 114
The fax has a dedicated phone line ........................................... 114
An answering machine is connected to the product ..................... 114
A telephone handset is connected to the product ......................... 115
The Answer Mode setting is set to the Manual setting ................... 115
Voice mail is available on the fax line ........................................ 115
The product is connected to a DSL phone service ........................ 116
The product uses a fax over IP or VoIP phone service ................... 116
An error message displays on the control panel ......................................... 117
The No fax detected. message displays ..................................... 117
The Communication error. message displays .............................. 117
The Fax storage is full. message displays ................................... 118
The Fax is busy. message displays ............................................ 118
A fax is received but does not print .......................................................... 119
The Private Receive feature is on ............................................... 119
Sender receives a busy signal .................................................................. 119
A handset is connected to the product ........................................ 119
A phone line splitter is being used ............................................. 119
No dial tone .......................................................................................... 119
Fax cuts off or prints on two pages ........................................................... 120
Solve problems sending faxes ................................................................................. 120
An error message displays on the c
ontrol panel ......................................... 121
The Communication error. message displays .............................. 121
x ENWW
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