System-Diagnostic Lights - Dell Inspiron 14 7435 2-in-1 Owner's Manual

System-diagnostic lights

Battery-status light
Indicates the power and battery-charge status.
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 battery-status light blinks amber along with beep codes indicating failures.
For example, the 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
Amber
1
1
1
1
1
1
1
2
2
88 Troubleshooting
White Problem description
1 TPM detection failure
2 Unrecoverable SPI Flash
3 Short in hinge cable tripped
4 Short in hinge cable tripped
5 EC unable to program i-Fuse
6
ungraceful EC code flow
7
Non-RPMC Flash on Boot
1
2 System board failure (included
BIOS corruption or ROM
Failure
OCP1
OCP2
Generic catch-all for
errors
Guard fused system
CPU failure
error)
Suggested resolution
Replace the system board.
Replace the system board.
Check if the display cable
(EDP) is seated properly
or pinched at the hinges.
If problem persists, replace
either display cable (EDP) or
display assembly (LCD).
Check if the display cable
(EDP) is seated properly
or pinched at the hinges.
If problem persists, replace
either display cable (EDP) or
display assembly (LCD)
Replace the system board.
Disconnect all power source
(AC, battery, coin cell) and
drain flea power by pressing
and holding down power
button for 3~5 seconds.
Replace the system board.
● Run the Dell Support
Assist/Dell Diagnostics
tool.
● If problem persists,
replace the system board.
● Flash latest BIOS version
● If problem persists,
replace the system board.