Compal NBLB2, Service Manual

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NBLB2 Service Manual
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12.7 External LEDs status report and control
12.7.1 Definitions of Lock LEDs
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Caps lock LED: Caps Lock State of Keyboard
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Num Lock LED: Num Lock State of Keyboard
12.7.2 Definitions of System state LED
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There is two LED indicator of green color for Cleveland 10C/10GC and
blue color for Cleveland 10/10G and Amber color.
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Green color (and blue color) and Amber color support for System state.
The definition is in the following:

a) Green color (and blue color) solid on: System On.

b) Green color (and blue color) and Amber color off: System Off.

c) Amber color blinking: S2R mode (S3 state).
12.7.3 Definitions of AC LED ( )
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Solid on: AC power exists (LED is solid green).
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Off: No AC power exists.
12.7.4 Definitions of HDD accessing state Green LED ( )

Reflect the activities of HDD. (If HDD action, HW will send signal to EC
than EC control the LED )
12.7.5 Definitions of SWDJ state Green LED (Not supported)

When system at SWDJ mode, this LED will be turned on. When system
leave SWDJ mode, this LED will be turned off.
12.7.6 Definitions of Wireless State LED

Amber color: if a wireless device is active. Controlled by hardware.

Blue color: if a Bluetooth device is active. Controlled by hardware.
12.7.7 Definition of touch pad on/off state LED
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Blue color(or amber color): touch pad enable .
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Off: touch pad disable.
12.7.8 Definition of mute on/off state LED (Not supported)
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Blue color (or amber color): when the audio is muted.
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Off: when the speaker or headphone can output sound. Controlled by
the AC97 codec output.
12.7.9 Definitions of Power button backlight LEDs
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Same behavior as Power/Standby LED

Blue color solid on: when the computer is ON (S0)

Blue color blinking(1secound on,1 second off): when the computer is in
Standby
12.7.10 Definitions of Easy Access Button LEDs (Not supproted)

Blue color solid on: when the computer is ON (S0)

Blue color off: when the computer is on S3, S4, S5.