7-4 Troubleshooting
Quick Troubleshooting
Problem Corrective Action
Parallel device does not work Check all connections.
Check if external device is turned on.
Check the device drive installation for any IRQ or
I/O address conflict.
Test another parallel device.
Check I/O controller chip on the main board for
any cold or loosed soldering.
Replace the main board.
Helpful Questions
Here are some helpful questions to ask when troubleshooting the notebook:
Is there any external power source connected to the computer?
Is the battery fully charged?
Is the computer turned on and the Power LED activated?
Is the LCD display switched to the external monitor?
Are all cables and devices connected properly and securely?
Are all needed device drivers installed properly?
Have you checked the AUTOEXEC.BAT and CONFIG.SYS files for
errors?
Is the Suspend Mode activated? Press any key or press the Power switch
to power on the system.
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