Solid white — Power adapter is connected and the battery has more than 5 percent charge.
Amber — Computer is running on battery and the battery has less than 5 percent charge.
Off
Power adapter is connected and the battery is fully charged.
Computer is running on battery and the battery has more than 5 percent charge.
Computer is in sleep state, hibernation, or turned off.
The power and battery-status light blinks amber along with beep codes indicating failures.
For example, the power and battery-status light blinks amber two times followed by a pause, and then blinks white three times followed by a pause. This 2,3 pattern continues until the computer is turned off indicating no memory or RAM is detected.
The following table shows different power and battery-status light patterns and associated problems.
Blinking Pattern
Problem description
Suggested resolution
Amber
White
1
1
TPM detection failure
Replace the system board.
1
2
Unrecoverable SPI flash failure
Replace the system board.
1
5
EC unable to program i-Fuse
Replace the system board.
1
6
Generic catch-all for ungraceful EC code flow errors
Disconnect all power source (AC, battery, coin cell) and drain flea power by pressing & holding down power button.
2
1
CPU failure
Run the Intel CPU diagnostics tools. If problem persists, replace the system board.
2
2
System Board failure (included BIOS corruption or ROM error)
Flash latest BIOS version. If problem persists, replace the system board.
2
3
No Memory / RAM detected
Confirm that the memory module is installed properly. If problem persists, replace the memory module.
2
4
Memory / RAM failure
Reset and swap memory modules amongst the slots. If problem persists, replace the memory module.
2
5
Invalid memory installed
Reset and swap memory modules amongst the slots. If problem persists, replace the memory module.
2
6
System board / Chipset Error
Replace the system board.
2
7
LCD failure (SBIOS message)
Replace the LCD module.
2
8
LCD failure (EC detection of power rail failure)
Replace the system board.
3
1
CMOS battery failure
Reset the CMOS battery connection. If problem persists, replace the RTC battery.
3
2
PCI or Video card/chip failure
Replace the system board.
3
3
BIOS recovery image not found
Flash latest BIOS version. If problem persists, replace the system board.
3
4
BIOS recovery image found but invalid
Flash latest BIOS version. If problem persists, replace the system board.
3
5
Power rail failure
Replace the system board.
3
6
Flash corruption detected by SBIOS.
Replace the system board.
3
7
Timeout waiting on ME to reply to HECI message.
Replace the system board.
Camera status light: Indicates whether the camera is in use.
Solid white — Camera is in use.
Off — Camera is not in use.
Caps Lock status light: Indicates whether Caps Lock is enabled or disabled.
Solid white — Caps Lock enabled.
Off — Caps Lock disabled.
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