Lexmark CX331 User Manual page 243

Index
troubleshooting, print quality
blank pages 159
crooked print 171
dark print 160
ghost images on prints 162
gray or colored
background 163
horizontal dark lines 176
horizontal white lines 179
light print 165
missing colors 167
mottled print and dots 168
paper curl 170
repeating defects 182
skewed print 171
solid color or black images 172
text or images cut off 173
toner easily rubs off 174
uneven print density 175
vertical dark lines 178
vertical white lines 181
white pages 159
troubleshooting, scan
cannot scan to a computer 211
cannot scan to a network
folder 212
partial copies of documents or
photos 213
poor copy quality 215
scan job was not successful 214
scanner does not close 216
scanner does not respond 216
vertical dark streaks on output
when scanning from the
ADF 215
two‑sided copying 59
U
unable to read flash drive
troubleshooting, print 188
uneven print density 175
Universal paper size
setting 39
unlinking trays 42
updating firmware 44
USB port
enabling 189
USB printer port 21
using genuine Lexmark parts and
supplies 132
using the ADF
copying 58
using the automatic document
feeder (ADF) 58, 61, 63, 66
using the control panel 13
using the scanner
glass 58, 61, 63, 66
copying 58
V
verify print jobs 55
vertical dark lines 178
vertical dark streaks on output
when scanning from the ADF 215
vertical white lines 181
viewing a fax log 65
viewing reports 131
volatile memory 51
erasing 51
volatility
statement of 51
W
waste toner bottle
ordering 135
replacing 137
wireless network
connecting the printer to 47
Wi‑Fi Protected Setup 48
wireless networking 47
wireless option 46
wireless print server
installing 46
Wi‑Fi Direct
configuring 49
enabling 49
printing from a mobile
device 53
Wi‑Fi network
deactivating 50
Wi‑Fi Protected Setup
wireless network 48
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