IBM Eserver 345 Series, Руководство по установке опций

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Light Path Diagnostics panel
The following illustration shows the error LEDs on the Light Path Diagnostics
™
panel.
CPU VRM
MEMORY
DASD
NMI
ISMP FAN
POWER
SUPPLIES
PCI
BUS
2
A
B
C
1
NON
REDUNDANT
CPU/VRM
MISMATCH
OVER SPEC
TEMP
REMIND
Light Path
Diagnostics™
To access the Light Path Diagnostics panel, remove the top cover.
For more information about the Light Path Diagnostics feature, see the Hardware
Maintenance Manual and Troubleshooting Guide on the IBM xSeries Documentation
CD.
To acknowledge a system error but not take immediate action, press the Remind
button and place the Light Path Diagnostics feature in Remind mode. The
system-error LED on the front of the server flashes in Remind mode. If a new
failure occurs, the system-error LED is lit again.
The following table describes the LEDs on the Light Path Diagnostics panel.
Table 2. Diagnostics panel LEDs
Diagnostic panel LED Description
POWER SUPPLY 1 The power supply in bay 1 failed.
POWER SUPPLY 2 The power supply in bay 2 failed.
VRM An error occurred on one or both microprocessor voltage regulator modules (VRMs).
CPU One or both microprocessors failed, or one is seated in the wrong socket.
NON REDUNDANT The server power supplies are no longer redundant (applicable only with redundant
power).
MEMORY One or more dual inline memory modules (DIMMs) failed.
OVER SPEC The system has shut down due to a system over load condition.
DASD The SCSI backplane or a device connected to a SCSI bus failed.
NMI A nonmaskable interrupt occurred.
PCI BUS A An error occurred on an adapter in PCI-X slots 1 or 2 or on one of the integrated PCI
devices.
ISMP The integrated system management processor detected an internal error.
PCI BUS B An error occurred on an adapter in PCI-X slots 3 or 4.
FAN A fan (1, 2, 3, 4, 5, 6, 7, or 8) failed or is operating slowly.
CPU/VRM MISMATCH The service processor detected a CPU or VRM mismatch.
PCI BUS C An error occurred on an adapter in PCI slot 5.
TEMP The system temperature exceeded the maximum rating.
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IBM xSeries 345 Type 8670: Option Installation Guide