106

 

 

 

 

6 Technical Reference

 

 

 

 

 

 

 

 

Diagnostic LED Decoder

 

 

Post

 

 

 

 

 

 

G=Green,R=Red,A=Amber

Description

 

Code

 

 

 

 

 

 

 

 

MSB

 

 

LSB

 

 

 

 

 

 

 

 

 

8Dh

A

G

Off

G

OEM Patch 9.

 

 

 

 

 

 

 

8Dh

A

G

Off

G

Set Printer RS-232 Timeout.

 

 

 

 

 

 

 

8Dh

A

G

Off

G

Init FDD Devices: Resetting the

 

 

 

 

 

hard disk controller next.

 

 

 

 

 

 

 

95h

R

G

Off

A

Lock out PS/2 keyboard/mouse if

 

 

 

 

 

unattended start is enabled.

 

 

 

 

 

 

 

92h

R

Off

G

R

Option ROM Scan.

 

 

 

 

 

 

 

98h

A

Off

Off

R

Init Boot Devices: The adapter

 

 

 

 

 

ROM had control and has now

 

 

 

 

 

returned control to BIOS POST.

 

 

 

 

 

Performing any required

 

 

 

 

 

processing after the option ROM

 

 

 

 

 

returned control.

 

 

 

 

 

 

 

9Bh

A

Off

G

A

Float Processor Initialize:

 

 

 

 

 

Performing any required

 

 

 

 

 

initialization before the

 

 

 

 

 

coprocessor test next.

 

 

 

 

 

 

 

9Eh

A

G

G

R

Enable Interrupts 0,1,2: Checking

 

 

 

 

 

the extended keyboard,

 

 

 

 

 

keyboard ID, and NUM Lock key

 

 

 

 

 

next. Issuing the keyboard ID

 

 

 

 

 

command next.

 

 

 

 

 

 

 

A2h

R

Off

A

Off

Report second set of POST errors

 

 

 

 

 

To Error messager.

 

 

 

 

 

 

 

86h

R

G

G

Off

Prepare And Run Setup: Error

 

 

 

 

 

manager displays and logs POST

 

 

 

 

 

errors. Waits for user input for

 

 

 

 

 

certain errors. Execute setup.

 

 

 

 

 

 

 

8Bh

A

Off

G

G

Set Base Expansion Memory Size.

 

 

 

 

 

 

 

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Acer R700 manual 106