HP LaserJet Pro M402d - Page 13

Clean the paper path (touchscreen control panel) ....................................................... 150
Clean the touchscreen ..................................................................................................................... 150
Solve performance problems ............................................................................................................................ 152
Factors aecting print performance ............................................................................................... 152
Print speeds .................................................................................................................. 152
The product does not print or it prints slowly ................................................................................ 153
The product does not print ........................................................................................... 153
The product prints slowly ............................................................................................. 154
Solve connectivity problems ............................................................................................................................. 155
Solve direct-connect problems ....................................................................................................... 155
Solve network problems ................................................................................................................. 155
Poor physical connection .............................................................................................. 155
The computer is using the incorrect IP address for the product .................................. 155
The computer is unable to communicate with the product ......................................... 156
The product is using incorrect link and duplex settings for the network .................... 156
New software programs might be causing compatibility problems ........................... 156
The computer or workstation might be set up incorrectly .......................................... 156
The product is disabled, or other network settings are incorrect ............................... 156
Solve wireless network problems ................................................................................................... 157
Wireless connectivity checklist ..................................................................................... 157
The control panel displays the message: The wireless feature on this product has
been turned o ............................................................................................................. 157
The product does not print after the wireless conguration completes ..................... 158
The product does not print, and the computer has a third-party rewall installed ... 158
The wireless connection does not work after moving the wireless router or
product .......................................................................................................................... 158
Cannot connect more computers to the wireless product ........................................... 158
The wireless product loses communication when connected to a VPN ...................... 159
The network does not appear in the wireless networks list ........................................ 159
The wireless network is not functioning ...................................................................... 159
Service mode functions ..................................................................................................................................... 160
Service menu ................................................................................................................................... 160
Service menu settings .................................................................................................. 160
Restore the factory-set defaults .................................................................................. 160
Restore the factory-set defaults (LCD control panel) ................................ 160
Restore the factory-set defaults (touchscreen control panel) .................. 161
Secondary service menu ................................................................................................................. 161
Open the secondary service menu ............................................................................... 161
Open the secondary service menu (LCD control panel) ............................. 161
Open the secondary service menu (touchscreen control panel) ............... 161
Secondary service menu structure ............................................................................... 162
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