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Error Symptoms
Hard disk drive LED fails to
light, but system operates
normally.
NOTE:
Ensure CD/DVD-ROM drive is configured
correctly in Configuration/Setup Utility, and
cables/jumpers are set correctly and its laser
beam is clean before diagnosing any CD/DVD-
ROM drive problems.
CD/DVD-ROM drive LED
flashes for more than 30
seconds before LED
shutting off.
Software asks to reinstall
disc.
Software displays a reading
CD/DVD error.
CD/DVD-ROM drive LED
doesn't come on but works
normally.
CD/DVD-ROM drive cannot
load or eject when the
system is turned on and its
eject button is pressed and
held.
1. With the system power
2. See "System Board
3. Hard drive LED cable.
CD/DVD-ROM Drive
1. CD/DVD may have dirt
2. CD/DVD is not inserted
3. CD/DVD is damaged.
1. CD/DVD-ROM drive
1. See "CD-ROM
2. Disconnect all cables
3. CD/DVD-ROM drive
4. CD/DVD-ROM drive
Action/FRU
on, measure the
voltage of hard disk
LED connector CN6.
The reading should be:
CN6 HDD
Active
pin-1 pin-1 +5Vdc/ --
pin-2 pin-2 +5Vdc/
0Vdc
pin-3 pin-3 +5Vdc/
0Vdc
pin-4 pin-4
Jumpers and
Connectors" on page
117.
or foreign material on it.
Check with a known
good disc.
properly.
Emergency-Eject" on
page 124.
from CD/DVD-ROM
drive except power
cable, then press eject
button to try to unload
the disk.
power.
Check Procedures 51
Idle /
+5Vdc/ --
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