Introduction
......................................................................................................................................................
134
Check the scanner glass for dirt and smudges
..........................................................................................
134
Eliminate lines or streaks when using the document feeder
..................................................................
135
Check the paper settings
...............................................................................................................................
135
Check the image adjustment settings
.........................................................................................................
135
Optimize for text or pictures
.........................................................................................................................
136
Check the scanner resolution and color settings on the computer
........................................................
136
Resolution and color guidelines
...............................................................................................
136
Color
..............................................................................................................................................
137
Edge-to-edge copying
....................................................................................................................................
137
Clean the pickup rollers and separation pad in the document feeder
....................................................
138
Improve fax image quality
..................................................................................................................................................
139
Introduction
......................................................................................................................................................
139
Check the scanner glass for dirt and smudges
..........................................................................................
139
Check the send-fax resolution settings
.......................................................................................................
140
Check the error-correction settings
.............................................................................................................
140
Check the fit-to-page setting
........................................................................................................................
140
Clean the pickup rollers and separation pad in the document feeder
....................................................
141
Send to a different fax machine
....................................................................................................................
142
Check the sender's fax machine
...................................................................................................................
142
Solve wired network problems
..........................................................................................................................................
143
Introduction
......................................................................................................................................................
143
Poor physical connection
...............................................................................................................................
143
The computer is using the incorrect IP address for the printer
...............................................................
143
The computer is unable to communicate with the printer
.......................................................................
144
The printer is using incorrect link and duplex settings for the network
.................................................
144
New software programs might be causing compatibility problems
.......................................................
144
The computer or workstation might be set up incorrectly
.......................................................................
144
The printer is disabled, or other network settings are incorrect
.............................................................
144
Solve wireless network problems
.....................................................................................................................................
145
Introduction
......................................................................................................................................................
145
Wireless connectivity checklist
......................................................................................................................
145
The printer does not print after the wireless configuration completes
..................................................
146
The printer does not print, and the computer has a third-party firewall installed
...............................
146
The wireless connection does not work after moving the wireless router or printer
..........................
146
Cannot connect more computers to the wireless printer
.........................................................................
146
The wireless printer loses communication when connected to a VPN
...................................................
147
The network does not appear in the wireless networks list
....................................................................
147
The wireless network is not functioning
.....................................................................................................
147
Perform a wireless network diagnostic test
...............................................................................................
147
Reduce interference on a wireless network
................................................................................................
147
viii
ENWW