IBM ThinkPad 390

Troubleshooting Charts
Port Replicator Problems
Problem Action
The computer hangs
when you power on or
resume operation.
Make sure that the computer is securely attached to the port replicator.
If there is still a problem, have the port replicator serviced.
The joystick port of the
port replicator does not
work.
To enable the joystick port of the port replicator, use the ThinkPad Configuration
program. Make sure that the joystick port is enabled by doing the following:
1. Start the ThinkPad Configuration program.
2. Click Joystick Port (
).
3. Select Enable.
4. Click OK.
5. Close the ThinkPad Configuration program and restart the computer.
Note: When you restart the computer, you might need to install the joystick
driver. Follow the instructions on the screen and install the device driver
for your computer's operating system.
Solving Computer Problems 127