- Notes, cautions, and warnings
- Working inside your computer
- Removing and installing components
- Drivers and downloads
- BIOS setup
- Troubleshooting
- Getting help and contacting Dell
This section lists the system-diagnostic lights of your Inspiron 14 3420.
Blinking pattern | Problem description | Suggested resolution | |
---|---|---|---|
Amber | White | ||
1 | 1 | Unsupported (non-Dell) battery |
Replace a new battery. |
1 | 4 | Hinge cable OCP diagnostic for LCD and camera power |
Reassemble the hinge cable or replace a new cable. |
2 | 4 | Memory failure LED |
Replace the system board. |
2 | 7 | LCD cable detects failure |
Reassemble the LCD cable or replace a new cable. |
2 | 8 | Panel power diagnostic |
A/B swap to check panel or system board damage, and then replace the new one. |
Solid | - | Dead battery cannot turn on | Notify user to charge the low battery capacity until system can turn on. |