Compaq DL580R01 Service Guide - Page 158

Interlock Status LED Indicators, Table 4-10

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Connectors, Switches, and LED Indicators 4-13 Interlock Status LED Indicators Improperly seated components in the interlock chain cause the LED associated with the fault origination point to illuminate on the system board. Figure 4-10 shows the location of the interlock status LED indicators and Table 4-10 identifies the point of the hardware connection fault. IMPORTANT: This server is not equipped with chassis door or access panel interlocks. 1234567 IL 0 IL 1 IL 2 IL 3 IL 4 IL 5 IL 6 Figure 4-10. Interlock status LED indicators on system board Table 4-10 System Board Interlock Status LED Indicators Fault of Interlock Error Memory board On On On On On On On Processor 1 Off On On On On On On Processor 2 Off Off On On On On On Processor 3 Off Off Off On On On On Processor 4 Off Off Off Off On On On Peripheral board Off Off Off Off Off On On P/S backplane board Off Off Off Off Off Off On No interlock error Off Off Off Off Off Off Off Note: Only the left LED indicator in any row provides a valid indication of error. After ensuring that the server is powered down and the power cables are disconnected from all the power supplies, reseat the device associated with the left LED.

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Connectors, Switches, and LED Indicators
4-13
Interlock Status LED Indicators
Improperly seated components in the interlock chain cause the LED associated with the fault
origination point to illuminate on the system board. Figure 4-10 shows the location of the
interlock status LED indicators and Table 4-10 identifies the point of the hardware
connection fault.
IMPORTANT:
This server is not equipped with chassis door or access panel interlocks.
IL 0
IL 1
IL 2
IL 3
IL 4
IL 5
IL 6
1
2
3
4
5
6
7
Figure 4-10.
Interlock status LED indicators on system board
Table 4-10
System Board Interlock Status LED Indicators
Fault of Interlock
Error
Memory board
On
On
On
On
On
On
On
Processor 1
Off
On
On
On
On
On
On
Processor 2
Off
Off
On
On
On
On
On
Processor 3
Off
Off
Off
On
On
On
On
Processor 4
Off
Off
Off
Off
On
On
On
Peripheral board
Off
Off
Off
Off
Off
On
On
P/S backplane board
Off
Off
Off
Off
Off
Off
On
No interlock error
Off
Off
Off
Off
Off
Off
Off
Note:
Only the left LED indicator in any row provides a valid indication of error. After ensuring that the server is powered down
and the power cables are disconnected from all the power supplies, reseat the device associated with the left LED.