Acer Altos G520 series - Manual (Page 174)

Appendix F: Diagnostic Code Checkpoints 164
2C G G R OFF Initializes different
devices. Detects and
initializes the video
adapter installed in the
system that have optional
ROMs
2E G G A OFF Initializes all the output
devices
31 OFF OFF R A Allocate memory for ADM
module and uncompress
it. Give control to ADM
module for initialization.
Initialize language and
font modules for ADM.
Activate ADM module.
33 OFF OFF A A Initializes the silent boot
module. Set the window
for displaying text
information.
37 OFF G A A Displaying sign-on
message, CPU
information, setup key
message, and any OEM
specific information.
38 G OFF R R Initializes different devices
through DIM. See DIM
Code Checkpoints section
of document for more
information.
39 G OFF R A Initializes DMAC-1 and
DMAC-2.
3A G OFF A R Initialize RTC date/time
Check
point
Diagnostic LED Decoder
Description G=Green, R=Red, A+Amber
MSB LSB
BB!H631!.!FO/cppl!!Qbhf!275!!Uvftebz-!Bvhvtu!28-!3115!!5;13!QN