Optional-Device Problems - IBM IntelliStation M Pro 6218 Problem Determination And Service Manual

v Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
v See Chapter 3, "Parts listing," on page 65 to determine which components are customer replaceable units
(CRU) and which components are field replaceable units (FRU).
v If an action step is preceded by "(Trained service technician only)," that step must be performed only by a
trained service technician.
Symptom
Wrong characters appear on the
screen.

Optional-device problems

v Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
v See Chapter 3, "Parts listing," on page 65 to determine which components are customer replaceable units
(CRU) and which components are field replaceable units (FRU).
v If an action step is preceded by "(Trained service technician only)," that step must be performed only by a
trained service technician.
Symptom
An IBM optional-device that was
just installed does not work.
An IBM optional device that
used to work does not work
now.
Action
1. If the wrong language is displayed, update the BIOS code with the correct
language.
2. Replace the following components one at a time, in the order shown, restarting
the computer each time:
a. Video adapter (if one is installed)
b. (Trained service technician only) System board
Action
1. Make sure that:
v The device is designed for the computer (see the ServerProven
http://www.ibm.com/pc/compat/).
v You followed the installation instructions that came with the device and the
device is installed correctly.
v You have not loosened any other installed device or cables.
v You updated the configuration information in the Configuration/Setup Utility
program. Whenever memory or any other device is changed, you must
update the configuration.
2. Reseat the device that you just installed.
3. Replace the device that you just installed.
1. Make sure that all of the option hardware and cable connections for the device
are secure.
2. If the device comes with test instructions, use those instructions to test the
device.
3. If the failing device is a SCSI device, make sure that:
v The cables for all external SCSI options are connected correctly.
v The last device in each SCSI chain, or the end of the SCSI cable, is
terminated correctly.
v Any external SCSI device is turned on. You must turn on an external SCSI
device before turning on the computer.
4. Reseat the failing device.
5. Replace the failing device.
®
list at
33
Chapter 2. Diagnostics