IBM 8487 User Manual - Page 100

Option problems, Verify

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Note: See Chapter 8, "Parts listing, Type 8482 and 8487," on page 99 to determine which components are replaceable by the customer (CRU), and which components must be replaced by a field service technician (FRU). Monitor problems Symptom FRU/action Wrong characters appear on the 1. If the wrong language is displayed, update the BIOS code with the correct screen. language. 2. Video adapter, if installed. 3. System board. Note: See Chapter 8, "Parts listing, Type 8482 and 8487," on page 99 to determine which components are replaceable by the customer (CRU), and which components must be replaced by a field service technician (FRU). Option problems Symptom FRU/action An IBM option that was just installed does not work. 1. Verify that: v The option is designed for the server (see the ServerProven® list at http://www.ibm.com/pc/compat/). v You followed the installation instructions that came with the option. v The option is installed correctly. v You have not loosened any other installed options or cables. v You updated the configuration information in the Configuration/Setup Utility program. Whenever memory or an option is changed, you must update the configuration. 2. Option you just installed. An IBM option that used to work 1. Verify that all of the option hardware and cable connections are secure. does not work now. 2. If the option comes with its own test instructions, use those instructions to test the option. 3. If the failing option is a SCSI option, verify that: v The cables for all external SCSI options are connected correctly. v The last option in each SCSI chain, or the end of the SCSI cable, is terminated correctly. v Any external SCSI option is turned on. You must turn on an external SCSI option before turning on the server. 4. Failing option. Note: See Chapter 8, "Parts listing, Type 8482 and 8487," on page 99 to determine which components are replaceable by the customer (CRU), and which components must be replaced by a field service technician (FRU). Power problems Symptom FRU/action The server does not turn on. 1. Verify that: v The power cables are properly connected to the server. v The electrical outlet functions properly. v The type of memory installed is correct. v If you just installed an option, remove it, and restart the server. If the server now turns on, you might have installed more options than the power supply supports. 2. If LEDs for microprocessors or VRMs are on, verify that: a. A VRM is installed if a second microprocessor is present. b. All microprocessors have the same speed. 3. See "Undetermined problems" on page 97. 90 xSeries 206 Type 8482 and 8487: Hardware Maintenance Manual and Troubleshooting Guide

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Note:
See Chapter 8, “Parts listing, Type 8482 and 8487,” on page 99 to determine which components are
replaceable by the customer (CRU), and which components must be replaced by a field service technician (FRU).
Monitor problems
Symptom
FRU/action
Wrong characters appear on the
screen.
1.
If the wrong language is displayed, update the BIOS code with the correct
language.
2.
Video adapter, if installed.
3.
System board.
Note:
See Chapter 8, “Parts listing, Type 8482 and 8487,” on page 99 to determine which components are
replaceable by the customer (CRU), and which components must be replaced by a field service technician (FRU).
Option problems
Symptom
FRU/action
An IBM option that was just
installed does not work.
1.
Verify that:
v
The option is designed for the server (see the ServerProven
®
list at
v
You followed the installation instructions that came with the option.
v
The option is installed correctly.
v
You have not loosened any other installed options or cables.
v
You updated the configuration information in the Configuration/Setup Utility
program. Whenever memory or an option is changed, you must update the
configuration.
2.
Option you just installed.
An IBM option that used to work
does not work now.
1.
Verify that all of the option hardware and cable connections are secure.
2.
If the option comes with its own test instructions, use those instructions to test
the option.
3.
If the failing option is a SCSI option, verify that:
v
The cables for all external SCSI options are connected correctly.
v
The last option in each SCSI chain, or the end of the SCSI cable, is
terminated correctly.
v
Any external SCSI option is turned on. You must turn on an external SCSI
option before turning on the server.
4.
Failing option.
Note:
See Chapter 8, “Parts listing, Type 8482 and 8487,” on page 99 to determine which components are
replaceable by the customer (CRU), and which components must be replaced by a field service technician (FRU).
Power problems
Symptom
FRU/action
The server does not turn on.
1.
Verify that:
v
The power cables are properly connected to the server.
v
The electrical outlet functions properly.
v
The type of memory installed is correct.
v
If you just installed an option, remove it, and restart the server. If the server
now turns on, you might have installed more options than the power supply
supports.
2.
If LEDs for microprocessors or VRMs are on, verify that:
a.
A VRM is installed if a second microprocessor is present.
b.
All microprocessors have the same speed.
3.
See “Undetermined problems” on page 97.
90
xSeries 206 Type 8482 and 8487: Hardware Maintenance Manual and Troubleshooting Guide