Compaq ProLiant 6400R Compaq ProLiant 6400R Setup and Installation Guide - Page 125

Table D-3, System Board Interlock LEDs, LED Indicators

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LED Indicators D-3 Use the following figure and table for assistance in troubleshooting interlock errors. MISC I/O CPU1 CPU2 CPU3 CPU4 MEMORY Figure D-2. Interlock LED indicators on the system board Table D-3 System Board Interlock LEDs Memory CPU4 CPU3 CPU2 CPU1 I/O Misc. Fault of Interlock Error Off Off Off Off Off Off Off No interlock error Off Off Off Off Off Off On Miscellaneous cable Off Off Off Off Off On On Peripheral board I/O Off Off Off Off On On On Processor 1 Off Off Off On On On On Processor 2 Off Off On On On On On Processor 3 Off On On On On On On Processor 4 On On On On On On On Memory board NOTE: Only the left-most illuminated LED in any given row can provide a valid indication of error. After ensuring that the server is powered down and power cables are disconnected from all power supplies, reseat the device associated with the left-most illuminated LED.

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LED Indicators
D-3
Use the following figure and table for assistance in troubleshooting interlock
errors.
MISC
I/O
CPU1
CPU2
CPU3
CPU4
MEMORY
Figure D-2.
Interlock LED indicators on the system board
Table D-3
System Board Interlock LEDs
Memory
CPU4
CPU3
CPU2
CPU1
I/O
Misc.
Fault of Interlock
Error
Off
Off
Off
Off
Off
Off
Off
No interlock error
Off
Off
Off
Off
Off
Off
On
Miscellaneous cable
Off
Off
Off
Off
Off
On
On
Peripheral board I/O
Off
Off
Off
Off
On
On
On
Processor 1
Off
Off
Off
On
On
On
On
Processor 2
Off
Off
On
On
On
On
On
Processor 3
Off
On
On
On
On
On
On
Processor 4
On
On
On
On
On
On
On
Memory board
NOTE:
Only the left-most illuminated LED in any given row can provide a valid indication of
error. After ensuring that the server is powered down and power cables are disconnected
from all power supplies, reseat the device associated with the left-most illuminated LED.