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Acer Altos R700 Series User Manual

Page 114

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6 Technical Reference

104

4Bh

G

R

G

G

Memory Test: The amount of
memory above 8 MB has been
found and verified. Checking for
a soft reset and clearing the
memory below 8 MB for the soft
reset next. If this is a power-on
situation, going to checkpoint
4Eh next.

57h

Off

A

G

A

Chipset hook after memory size.

53h

Off

R

A

A

Display processor cache size.

54h

Off

A

Off

R

Disable parity and nmi
reporting.

60h

Off

R

R

Off

Test 8237 DMA Controller: The
DMA page register test passed.
Performing the DMA Controller
1 base register test next.

65h

Off

A

R

G

Init 8237 DMA Controller: The
DMA controller 2 base register
test passed. Programming DMA
controllers 1 and 2 next.

7Fh

G

A

A

A

Extended NMI enable: Extended
NMI source enabling is in
progress.

80h

R

Off

Off

Off

Enable Mouse and Keyboard:
The keyboard test has started.

Clearing the output buffer and
checking for stuck keys. Issuing
the keyboard reset command
next.

Post
Code

Diagnostic LED Decoder

Description

G=Green,R=Red,A=Amber

MSB

LSB

BS811.f/cppl!!Qbhf!215!!Uvftebz-!Opwfncfs!37-!3113!!21;19!BN