This section lists the system-diagnostic lights of your
Latitude 5350/Latitude 5350 2-in-1.
Power and battery-status light
The power and battery status light indicates the power and battery status of the computer. These are the power states:
Solid white: Power adapter is connected and the battery is charging.
Sold amber: Battery charge is low or critical.
Off: Battery is fully charged.
Power adapter is connected, and the battery is fully charged.
Computer is running on battery, and the battery has more than 5% charge.
Computer is in sleep state, hibernation, or turned off.
The power and battery-status light may blink amber or white according to pre-defined "beep codes" indicating various 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.
Table 1. System-diagnostic lightsThe following table provides the system-diagnostic lights of your
Latitude 5350/Latitude 5350 2-in-1.
Blinking pattern
Problem description
Amber
White
1
1
TPM detection failure
1
2
Unrecoverable SPI Flash Failure
1
5
EC unable to program i-Fuse
1
6
Generic catch-all for ungraceful EC code flow errors
2
1
CPU failure
2
2
System board failure (included BIOS corruption or ROM error)
2
3
No memory or RAM detected
2
4
Memory or RAM failure
2
5
Invalid memory installed
2
6
System board or Chipset Error
2
7
LCD failure (SBIOS message)
2
8
LCD failure (EC detection of power rail failure)
3
1
CMOS battery failure
3
2
PCI or Video card or chip failure
3
3
BIOS Recovery image not found
3
4
BIOS Recovery image found but invalid
3
5
Power rail failure
3
6
Flash corruption is detected by SBIOS.
3
7
Timeout waiting on ME to reply to HECI message.
NOTE:Blinking 3-3-3 LEDs on Lock LED (Caps-Lock or Num-Lock), Power button LED (without Fingerprint reader), and Diagnostic LED indicates failure to provide input during LCD panel test on Dell SupportAssist Pre-boot System Performance Check diagnostics.
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