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Debug LED POST and Troubleshooting
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Abnormal Debug LED POST and Troubleshooting
POST (hex)
79
88
FF
Debug Code Action
Power on
-
> Prompt Stopped
at 79
Power on
-
> Prompt Stopped
at 88
Power on
-
> Prompt Stopped
at FF
BIOS Program Definition
There is no “79” definition on the
Award BIOS code.
(BIOS program executed the wrong
process therefore showing the wrong
POST code.)
There is no “88” definition on the
Award BIOS code.
(BIOS program executed the wrong
process therefore showing the wrong
POST code.)
Definition: BIOS process completed.
(BIOS program executed the wrong
process therefore showing the wrong
POST code.)
Possible Cause
1. Mixed-up BIOS data.
2. MB is defective.
(NB chip may be defective.)
1. Mixed-up BIOS data.
2. MB is defective.
(NB chip may be defective.)
1. Mixed-up BIOS data.
2. MB is defective.
(NB chip may be defective.)
Solution
1. Clear the CMOS data.
2. RMA action required.
1. Clear the CMOS data.
2. RMA action required.
1. Clear the CMOS data.
2. RMA action required.
Index
Clearing CMOS Data
2-3 On:
Clear CMOS Data
1-2 On: Normal
(default)
312 312
1. Turn-off and unplug the AC power.
2. Move the jumper cap from pins 1-2 to pins 2-3.
3. Wait for 5 seconds then move the jumper cap back to pins 1-2.
Totally Discharging the Motherboard
Unplug the AC power and remove the battery for 5 minutes then reinstall
the battery and plug the AC power back on.