Acer Altos R720 Series User Manual
Page 162
5 Troubleshooting
152
0x9Bh
A
OFF
G
A
Enabling the mouse
Fixed Media
0xB0h
R
OFF
R
R
Resetting fixed media device
0xB1h
R
OFF
R
A
Disabling fixed media device
0xB2h
R
OFF
A
R
Detecting presence of a fixed
media device (IDE hard drive
detection, etc.)
0xB3h
R
OFF
A
A
Enabling / configuring a fixed
media device
Removable Media
0xB8h
A
OFF
R
R
Resetting removable media device
0xB9h
A
OFF
R
A
Disabling removable media device
0xBAh
A
OFF
A
R
Detecting presence of a removable
media device (IDE CDROM
detection, etc.)
0xBCh
A
G
R
R
Enabling/configuring a removable
media device
Boot Device Selection
0xD0
R
R
OFF
R
Trying boot device selection
0xD1
R
R
OFF
A
Trying boot device selection
0xD2
R
R
G
R
Trying boot device selection
0xD3
R
R
G
A
Trying boot device selection
0xD4
R
A
OFF
R
Trying boot device selection
0xD5
R
A
OFF
A
Trying boot device selection
0xD6
R
A
G
R
Trying boot device selection
0xD7
R
A
G
A
Trying boot device selection
0xD8
A
R
OFF
R
Trying boot device selection
0xD9
A
R
OFF
A
Trying boot device selection
0XDA
A
R
G
R
Trying boot device selection
Checkpoint
code
Diagnostic LED Decoder
Description
G=Green, R=Red, A=Amber
MSB
LSB