System-Diagnostic Lights - Dell Inspiron 14 5440 Owner's Manual

System-diagnostic lights

This section lists the system-diagnostic lights of your Inspiron 14 5440.
Table 48. System-diagnostic lights
Blinking pattern
Amber
1
1
1
1
2
2
2
2
2
2
2
2
3
3
162 Troubleshooting
White Problem description
1 TPM detection failure
2 Unrecoverable SPI Flash
5 EC unable to program i-Fuse
6
ungraceful EC code flow
1
2 System board failure (included
BIOS corruption or ROM
3 No memory or RAM detected ●
4 Memory or RAM failure
5 Invalid memory installed
6 System board or Chipset
7 LCD failure (SBIOS message)
8 LCD failure (EC detection of
1 CMOS battery failure
2 PCI or Video card or chip
Failure
Generic catch-all for
errors
CPU failure
error)
Error
power rail failure)
failure
Suggested resolution
Replace the system board.
Replace the system board.
Replace the system board.
Disconnect all power source
(AC, battery, coin cell) and
drain flea power by pressing
and holding down the power
button for 3~5 seconds.
● Run the Dell SupportAssist
or Dell Diagnostics tool.
● If the problem persists,
replace the system board.
● Flash latest BIOS version
● If the problem persists,
replace the system board.
Confirm that the memory
module is installed
properly.
● If the problem persists,
replace the memory
module.
● Reset and swap memory
modules among the slots.
● If the problem persists,
replace the memory
module.
● Reset and swap memory
modules among the slots.
● If the problem persists,
replace the memory
module.
Replace the system board.
Replace the LCD module.
Replace the system board.
● Reset the main battery
connection.
● If the problem persists,
replace the main battery.
Replace the system board.