User Guide

70
9-10 System SIO Test Error
Error message is shown or SIO Function does not working properly
when SIO device is installed.
SIO port Test Error
1. Check whether I/O device is installed properly.
2. Try another working I/O device
Re-Test
ok ?
Correct it
Yes
No
BIOS Setup
ok?
Yes
Correct it
Replace motherboard
Board-level
Troubleshooting
Check if
U533, J504 are cold
Solder?
Yes
Re-soldering
No
No
Check the following parts:
Signal: Parts: