Acer Altos G520 User Manual
Page 182
Appendix F: Diagnostic Code Checkpoints
172
Check
point
Diagnostic LED Decoder
Description
G=Green, R=Red, A=Amber
MSB
LSB
EF
A
A
A
G
Read error occured on
media. Jump back to
checkpoint EB.
F0
R
R
R
R
Search for pre-defined
recovery file name in root
directory.
F1
R
R
R
A
Recovery file not found.
F2
R
R
A
R
Start reading FAT table
and analyze FAT to find
the clusters occupied by
the recovery file.
F3
R
R
A
A
Start reading the recovery
file cluster by cluster.
F5
R
A
R
A
Disable L1 cache.
FA
A
R
A
R
Check the validity of the
recovery file configuration
to the current
configuration of the flash
part.
FB
A
R
A
A
Make flash write enabled
through chipset and OEM
specific method. Detect
proper flash part. Verify
that the found flash part
size equals the recovery
file size.
F4
R
A
R
R
The recovery file size does
not equal the found flash
part size.
FC
A
A
R
R
Erase the flash part.
FD
A
A
R
A
Program the flash part.
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