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The following illustration shows the LEDs on the light path diagnostics panel.
Figure 74. LEDs on the light path diagnostics panel
Light path diagnostics LEDs
Use this information to diagnose possible errors that are indicated by the light path diagnostics LEDs.
The following table describes the LEDs on the light path diagnostics panel and the light path diagnostics
LEDs on the system board.
See "Viewing the light path diagnostics LEDs" on page 97 for information about lighting the LEDs.
Note: Additional information about error conditions is in the CMM event log.
Table 17. Light path diagnostics LEDs
Light path diagnostics LED
Light path diagnostics
System board
NMI
CPU Mismatch
Temperature
Memory
Storage BP 1
M.2
System-board LEDs
Use this information to locate the system-board LEDs.
The following illustration shows the locations of the LEDs on the system board.
Description
The power source for the light path diagnostics LEDs is charged.
The system board has failed.
The system board has failed.
The processors are mismatched.
The system temperature has exceeded a threshold level.
A memory error has occurred.
A hard disk drive backplane error has occurred.
A M.2 backplane error has occurred.
.
Chapter 4
Problem determination
99
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