Level 2 Diagnostic Panel Leds - IBM eserver xSeries 360 8686 User Reference Manual

Level 2 diagnostic panel LEDs

For the location of the Level 2 diagnostic panel LEDs, visible through a special cutout
area on the top cover, see the illustration at "Removing the server top cover and
bezel" on page 66. See "Level 2 Light Path Troubleshooting" on page 125 for
information about using them to identify problems. The following illustration identifies
the diagnostic panel LEDs.
The meanings of these LEDs are as follows:
EXP
NMI
Over Temp
PCI
VRM
DASD
Out of Spec
PS2
Remind button
PS1
PS3
Non Redund
CPU
MEM
FAN
SP Bus
See Log
Notes:
1. The server supports replaceable voltage regulator modules (VRMs).
2. The server supports a maximum of three power supplies.
Remind button
You can use the Remind button to place the Fault light on the front panel into the
remind mode (blinks every 2 seconds). By pressing the button, you acknowledge the
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IBM® xSeries 360: User's Reference
Over
Temp
EXP NMI
(CR9)
(CR8) (CR7)
Fan
See log SP bus
(CR17) (CR4) (CR6)
PCI VRM DASD
(CR19) (CR13) (CR15)
Mem Non
CPU PS3
(CR3) (CR18) Redund (CR10)
Attached expansion I/O failure
Nonmaskable interrupt
System over temperature condition
PCI failure
VRM failure
Hard disk drive failure
Power supplies being overdriven
Power supply number 2 failure
Remind to invoke remind mode
Power supply number 1 failure
Power supply number 3 failure
Nonredundant power mode
Microprocessor failure
Memory failure
Fan failure
Remote Supervisor Adapter failure
See event log or Remote Supervisor Adapter log
for non-optimal condition information
Out of
Remind
Spec
PS2 button
(CR14)
(CR11) (SW1)
PS1
(CR12)