IBM x3755 Installation Guide - Page 65

Light path diagnostics panel, LEDs on server components, Light Path, Diagnostics - specs

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v If the system-error LED is lit, it indicates that there is a fault or condition in the server and that light path diagnostics might light an additional LED to help diagnose the problem. The following illustration shows the operator information panel. Locator LED Information LED Hard disk drive activity LED System-error LED Power-on LED Power-control button Release latch USB connectors 2. Light path diagnostics panel: To access the light path diagnostics panel, press the release latch on the front of the operator information drawer to the left; then, slide it forward. Note any LEDs that are lit, and then close the drawer. Light Path Diagnostics REMIND OVER SPEC PS1 PS2 CPU CNFG MEM NMI S ERR SP DASD RAID FAN TEMP BRD PCI 3. LEDs on server components: Remove the top cover to look inside the server for lit LEDs. To identify the component that is causing the error, note the lit LED on or next to the component. For example, a microprocessor/memory card error will light the LED on top of the microprocessor/memory card. The following illustration shows the LEDs on the I/O board. Chapter 6. Solving problems 53

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v
If the system-error LED is lit, it indicates that there is a fault or condition in
the server and that light path diagnostics might light an additional LED to help
diagnose the problem.
The following illustration shows the operator information panel.
Power-control button
Power-on LED
USB connectors
Hard disk drive activity LED
Information LED
System-error LED
Locator LED
Release latch
2.
Light path diagnostics panel:
To access the light path diagnostics panel,
press the release latch on the front of the operator information drawer to the
left; then, slide it forward. Note any LEDs that are lit, and then close the drawer.
DASD
NMI
PCI
SP
PS2
CNFG
MEM
CPU
FAN
OVER SPEC
TEMP
REMIND
S ERR
Light Path
Diagnostics
PS1
BRD
RAID
3.
LEDs on server components:
Remove the top cover to look inside the server
for lit LEDs. To identify the component that is causing the error, note the lit LED
on or next to the component. For example, a microprocessor/memory card error
will light the LED on top of the microprocessor/memory card.
The following illustration shows the LEDs on the I/O board.
Chapter 6. Solving problems
53