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Inspiron 14 3420 Service Manual

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System-diagnostic lights

This section lists the system-diagnostic lights of your Inspiron 14 3420.

Table 1. System-diagnostic lightsThe following table provides 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.

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