User Guide

Chapter 5 Troubleshooting Guidelines
340S8 Rev : A Page
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5.18 IR Port can’t transfer data.
IR failure & no response
Check driver install OK
Check another one IR
device is meet IrDa 1.0
Board-level trouble shooting
Check PC87393 for cold
soldering
Correct it
Try another IR
device
Re-soldering
Replace Super I/O PC97393 Chipset
Check BIOS setup
OK?
Correct it
No
Yes
No
Yes
No
Y
es
Yes
No