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18.937 bytes |
Service Hints & Tips |
Document ID: DSHY-3PVTDQ |
TP Selectadock III - Checkout Guide - External Keyboard
Applicable to: World-Wide
External Keyboard:
Notes:
If a mouse or other pointing device is attached, remove it. If the error symptom goes away, the mouse or other pointing device is defective.
The computer keyboard does not work when an external keyboard is connected.
1. Power-off the computer.
2. Disconnect the keyboard cable from the external keyboard.
3. Power-on the computer and check the keyboard cable connector for the following voltages. All voltages have (+/-) 5% voltage tolerance.
4. If all voltages are correct, replace the external keyboard.
5. If the voltages are not correct, replace the following FRUs one at a time until the problem is corrected.
Note:
If the replaced FRUs do not resolve the problem, put the original FRUs back in the SelectaDock Docking System. Do not replace nondefective FRUs.
a. Keyboard cable.
b. Port replicator.
c. System board of the computer.
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Hint Category |
Hardware Maintenance Information | |
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Date Created |
18-12-97 | |
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Last Updated |
28-08-98 | |
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Revision Date |
21-08-99 | |
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Brand |
IBM ThinkPad | |
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Product Family |
ThinkPad Docking Stations | |
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Machine Type |
3547 | |
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Model |
003 | |
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TypeModel |
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Retain Tip (if applicable) |
N/A | |
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