IBM 86884RX Maintenance Manual - Page 168

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Service Processor message FRU/action System shutoff due to high ambient temperature 1. Check room temperature. 2. Check for airflow obstructions. 3. Check fans. 4. Light Path assembly. Xcel4 Accelerator Cache Error Detected. Processor board Uncorrectable memory error on DIMMs x, y 1. Reseat DIMMs, re-enable DIMMs, if necessary, using the Configuration/Setup Utility program, and run diagnostics. 2. DIMMs x, y. VRM 1-4 Fault 1. Check microprocessor 1-4 power module cable. 2. Microprocessor 1-4 power module. +2.5v VRM power fault 1. Memory board 2.5v VRM 2. Memory board +1.8v VRM power fault 1. Memory board 1.8v VRM 2. Memory board 1.8v Fault 1. Processor-board 1.8v VRM 2. Processor-board assembly 1.25v Fault Processor board Memory +1.8v Power fault 1. Memory board 1.8v VRM 2. Memory board Memory +1.25v Power fault 1. Memory board 1.25v VRM 2. Memory board Primary I/O Power fault I/O board Environmental Monitor Flash Update Failed. 1. Retry Flash Update. 2. I/O board. Environmental Monitor ROM error. 1. Remove ac power for 20 seconds, reconnect, and run diagnostics. 2. Flash update system-management firmware. 3. I/O board. Environmental Monitor RAM error 1. Remove ac power for 20 seconds, reconnect, and run diagnostics. 2. I/O board. Environmental Monitor firmware needs updating. Flash update system-management firmware. No environmental information currently available. The service processor also generates a large number of information, error, and warning messages. If an RXE-100 unit is attached, the service processor might generate further messages specific to this unit. For information about these error messages, see "RXE port error codes" on page 173. 158 IBM xSeries 450 Type 8688: Hardware Maintenance Manual and Troubleshooting Guide

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Service
Processor
message
FRU/action
System
shutoff
due
to
high
ambient
temperature
1.
Check
room
temperature.
2.
Check
for
airflow
obstructions.
3.
Check
fans.
4.
Light
Path
assembly.
Xcel4
Accelerator
Cache
Error
Detected.
Processor
board
Uncorrectable
memory
error
on
DIMMs
x,
y
1.
Reseat
DIMMs,
re-enable
DIMMs,
if
necessary,
using
the
Configuration/Setup
Utility
program,
and
run
diagnostics.
2.
DIMMs
x,
y.
VRM
1-4
Fault
1.
Check
microprocessor
1-4
power
module
cable.
2.
Microprocessor
1-4
power
module.
+2.5v
VRM
power
fault
1.
Memory
board
2.5v
VRM
2.
Memory
board
+1.8v
VRM
power
fault
1.
Memory
board
1.8v
VRM
2.
Memory
board
1.8v
Fault
1.
Processor-board
1.8v
VRM
2.
Processor-board
assembly
1.25v
Fault
Processor
board
Memory
+1.8v
Power
fault
1.
Memory
board
1.8v
VRM
2.
Memory
board
Memory
+1.25v
Power
fault
1.
Memory
board
1.25v
VRM
2.
Memory
board
Primary
I/O
Power
fault
I/O
board
Environmental
Monitor
Flash
Update
Failed.
1.
Retry
Flash
Update.
2.
I/O
board.
Environmental
Monitor
ROM
error.
1.
Remove
ac
power
for
20
seconds,
reconnect,
and
run
diagnostics.
2.
Flash
update
system-management
firmware.
3.
I/O
board.
Environmental
Monitor
RAM
error
1.
Remove
ac
power
for
20
seconds,
reconnect,
and
run
diagnostics.
2.
I/O
board.
Environmental
Monitor
firmware
needs
updating.
No
environmental
information
currently
available.
Flash
update
system-management
firmware.
The
service
processor
also
generates
a
large
number
of
information,
error,
and
warning
messages.
If
an
RXE-100
unit
is
attached,
the
service
processor
might
generate
further
messages
specific
to
this
unit.
For
information
about
these
error
messages,
see
“RXE
port
error
codes”
on
page
173.
158
IBM
xSeries
450
Type
8688:
Hardware
Maintenance
Manual
and
Troubleshooting
Guide