light print 109
mottled print and dots 111
paper curl 112
repeating defects 114
solid black pages 115
text or images cut off 117
toner easily rubs off 118
vertical dark bands 119
vertical dark lines or streaks 121
vertical dark streaks with print
vertical light bands 123
vertical white lines 123
U
unable to read flash drive
troubleshooting, print 96
Universal paper settings
configuring 14
unlinking trays 17
updating firmware
flash file 136
USB port
USB printer port 11
using
genuine Lexmark parts 67
genuine Lexmark supplies 67
V
vertical dark lines on prints 121
vertical streaks on prints 121
volatile memory 64
erasing 63
W
white lines 123
white pages 101
Wireless menu 44
wireless network
connecting the printer to 65
Wi
‑
wireless networking 65
Wi
‑
Fi network
Wi
‑
Fi Protected Setup
wireless network 65
Index
152