HP OfficeJet Pro 7740 - Manual (Page 10)

Open the embedded web server ..................................................................................................... 106
Embedded web server cannot be opened ...................................................................................... 107
10 Solve a problem ....................................................................................................................................... 108
Jams and paper-feed issues .............................................................................................................................. 108
Clear a paper jam ............................................................................................................................. 108
Read general instructions in the Help for clearing paper jams .................................... 108
Clear a print carriage jam ................................................................................................................ 115
Read general instructions in the Help for clearing a print carriage jams .................... 115
Learn how to avoid paper jams ....................................................................................................... 115
Solve paper-feed problems ............................................................................................................. 116
Printing issues ................................................................................................................................................... 116
Fix problems with page not printing (unable to print) ................................................................... 116
Read general instructions in the Help for unable to print issues ................................ 117
Fix print quality issues .................................................................................................................... 121
Read general instructions in the Help for resolving print quality issues ..................... 121
Copy issues ........................................................................................................................................................ 124
Scan issues ........................................................................................................................................................ 124
Fax issues ........................................................................................................................................................... 125
Run the fax test ............................................................................................................................... 125
What to do if the fax test failed ...................................................................................................... 125
Troubleshoot fax problems ............................................................................................................. 129
Read general instructions in the Help for specific fax problems ................................................... 129
The display always shows Phone Off Hook .................................................................. 129
The printer is having problems sending and receiving faxes ...................................... 129
The printer cannot receive faxes, but can send faxes .................................................. 131
The printer cannot send faxes, but can receive faxes .................................................. 132
Fax tones are recorded on my answering machine ...................................................... 132
The computer cannot receive faxes (HP Digital Fax) ................................................... 133
Network and connection issues ........................................................................................................................ 133
Fix wireless connection ................................................................................................................... 133
Find network settings for wireless connection .............................................................................. 133
Fix Wi-Fi Direct connection ............................................................................................................. 134
Fix Ethernet connection .................................................................................................................. 134
Printer hardware issues ..................................................................................................................................... 134
Get help from the printer control panel ............................................................................................................ 135
Understand printer reports ............................................................................................................................... 135
Printer status report ....................................................................................................................... 136
Network configuration page ........................................................................................................... 136
Print quality report .......................................................................................................................... 136
Wireless test report ......................................................................................................................... 136
ENWW ix