Recovering The Operating System - Dell Inspiron 14 Plus 7430 Owner's Manual

Table 42. System-diagnostic lights (continued)
Blinking pattern
Amber
2
3
3
3
3
3
3
3
4
4
NOTE: Blinking pattern 3-3-3 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 the "Dell SupportAssist Pre-boot System
Performance Check" diagnostics.
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.

Recovering the operating system

When your computer is unable to boot to the operating system even after repeated attempts, it automatically starts Dell
SupportAssist OS Recovery.
Dell SupportAssist OS Recovery is a standalone tool that is preinstalled in all Dell computers installed with Windows operating
system. It consists of tools to diagnose and troubleshoot issues that may occur before your computer boots to the operating
system. It enables you to diagnose hardware issues, repair your computer, back up your files, or restore your computer to its
factory state.
100 Troubleshooting
White Problem description
8 Display failure - EC detection
1 CMOS battery failure
2 PCI of video card/chip failure
3 BIOS recovery image not
4 BIOS recovery image found
5
6
7 Management Engine (ME)
1 Memory DIMM power rail
2 Issue with the Processor's
power cable connection
of power rail failure
found
but invalid
Power-rail failure
System BIOS Flash
corruption.
error
failure
Suggested resolution
otherwise replace the display
assembly (LCD).
Replace the system board.
Reset the CMOS battery
connection. If problem
persists, replace the coin-cell
battery.
Replace the system board.
Flash latest BIOS version. If
problem persists, replace the
system board.
Flash latest BIOS version. If
problem persists, replace the
system board.
EC ran into power sequencing
failure. If problem persists,
replace the system board.
Flash corruption detected by
SBIOS. If problem persists,
replace the system board.
Timeout waiting on ME to
reply to HECI message. If
problem persists, replace the
system board.