IBM IntelliStation A Pro 6224 Hardware Maintenance Manual And Troubleshooting Manual page 107

Note: See Chapter 7, "Parts listing, Type 6224," on page 107 to determine which components are replaceable by the
customer (CRU), and which components must be replaced by a field service technician (FRU).
Symptom
Wrong characters appear on the
screen.
Note: See Chapter 7, "Parts listing, Type 6224," on page 107 to determine which components are replaceable by the
customer (CRU), and which components must be replaced by a field service technician (FRU).
Symptom
An IBM option that was just
installed does not work.
An IBM option that used to work
does not work now.
Note: See Chapter 7, "Parts listing, Type 6224," on page 107 to determine which components are replaceable by the
customer (CRU), and which components must be replaced by a field service technician (FRU).
Symptom
The power switch does not work
and the reset button, if
supported, does work.
Monitor problems
FRU/action
1. If the wrong language is displayed, update the BIOS code with the correct
language.
2. Video adapter, if installed.
3. System board.
Option problems
FRU/action
1. Verify that:
v The option is designed for the computer (see the ServerProven
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.
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 computer.
4. Failing option.
Power problems
FRU/action
1. Reseat the connector.
2. Power switch card.
3. System board.
®
list at
Chapter 6. Symptom-to-FRU index
97