Latitude 7455 Owner's Manual

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System-diagnostic lights

This section lists the system-diagnostic light codes of your Latitude 7455.

NOTE:The battery-status light indicator shows the system-diagnostic light codes.
Table 1. System-diagnostic light codesThe following table provides the system-diagnostic light codes of your Latitude 7455.
Blinking pattern Problem description
Amber White
1 3 Short in the hinge cable tripped OCP1
1 4 Short in the hinge cable tripped OCP2
2 2 System board failure (included BIOS corruption or ROM error)
2 8 LCD failure (EC detection of power rail failure)
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