Lexmark CS921 User Manual page 169

Index
U
unable to read flash drive
troubleshooting, print 88
understanding the status of the
power button and indicator
light 14
uneven print density 115
Unformatted flash detected 90
Universal paper size
setting 21
unlinking trays 25
updating firmware
flash file 160
USB port
enabling 88
USB ports 12
using
genuine Lexmark parts 39
genuine Lexmark supplies 39
using Display Customization 18
using the control panel 13
using the home screen 14
using the keyboard on the
display 20
V
verify print jobs 28
printing from a Macintosh
computer 28
printing from Windows 28
vertical dark lines or streaks
appear on prints 116
vertical white lines appear 117
Voice Guidance
activating 19
speech rate 19
Voice Guidance speech rate
adjusting 19
volatile memory 31
erasing 30
volatility
statement of 31
W
waste toner bottle
ordering 40
replacing 49
white lines appear 117
white pages 98
wireless network
Wi‑Fi Protected Setup 33
Wi‑Fi Protected Setup
wireless network 33
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