Troubleshooting
Problem
The Trackpoint on the IBM USB Travel Keyboard, part number 31P9490, does not work in DOS.
Resolving The Problem
| Source |
|---|
RETAIN tip: H183608
| Symptom |
|---|
The Trackpoint on the IBM USB Travel Keyboard, part number 31P9490, does not work in DOS, including preboot diagnostics.
The other pointing device, the Touchpad, works satisfactory. Both pointing devices work in Microsoft Windows.
| Affected configurations |
|---|
The system is configured with the following options:
- IBM USB Travel Keyboard Option, part number 31P9490
The system is configured with diagnostics:
- All
| Solution |
|---|
None
| Workaround |
|---|
Use Touchpad instead of Trackpoint.
| Additional information |
|---|
The IBM USB Travel Keyboard has both a Trackpoint and a Touchpad pointing device. There is a design limitation that keeps two USB pointing devices from working in DOS. Both Trackpoint and Touchpad work in Windows.
Document Location
Worldwide
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Document Information
Modified date:
29 January 2019
UID
ibm1MIGR-58781