Dell Latitude LM User Manual
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6
Dell Latitude LM Reference and Troubleshooting Guide
System Set Test Group
T
technical assistance
obtaining, 5-1
warranty repair or credit, 5-4
terminate-and-stay-resident. See TSR
Test Limits
option in Dell diagnostics, 4-8
touch pad
testing, 4-16
troubleshooting, 3-21
troubleshooting
about, 3-1
AC power failure, 3-13
audible signs of problems, 3-3
audio functions, 3-22
basic problems, 3-1
battery power failure, 3-13
beep codes, 3-6
CD-ROM drive, 3-15
Diagnostics Checklist, 5-6
diskette drive failure during POST, 3-14
display failure, 3-17
dropped or damaged computer, 3-11
external keyboard, 3-16
external monitor, 3-18
failure during RAM count, 3-17
troubleshooting (continued)
hard-disk drive failure during POST, 3-15
infrared port, 3-21
IRQ conflicts, 3-9
parallel port, 3-19
parallel printer, 3-20
partial power failure, 3-14
serial devices, 3-20
serial port, 3-19
software errors, 3-8
starting, 3-1
touch pad, 3-21
water damage, 3-10
TSR programs
U
V
video functions