Acer Altos G520 series - Manual (Page 175)

165
3B G OFF R A Test for total memory
installed in the system.
Also, check for DEL or ESC
keys to limit memory test.
Display total memory in
the system.
3C G G R R Mid POST initialization of
chipset registers.
40 OFF R OFF OFF Detect different devices
(Parallel ports, serial ports,
and coprocessor in
CPU...etc). successfully
installed in the system and
update the BDA,
EBDA...etc.
50 OFF R OFF R Programming the memory
hole or any kind of
implementation that
needs an adjustment in
system RAM size if
needed.
52 OFF R G R Updates CMOS memory
size from memory found
in memory test. Allocates
memory for Extended
BIOS Data Area from base
memory.
60 OFF R R OFF Initializes NUM-LOCK
status and programs the
KBD typematic rate.
75 OFF A R A Initialize Int-13 and
prepare for IPL detection.
Check
point
Diagnostic LED Decoder
Description G=Green, R=Red, A+Amber
MSB LSB
BB!H631!.!FO/cppl!!Qbhf!276!!Uvftebz-!Bvhvtu!28-!3115!!5;13!QN