| Symptom / Error | FRU / Action in Sequence |
|---|---|
| Unable to communicate using | 1. Make sure the setup for the IR is correct. |
| the Infrared (IR) Port. | Use the ThinkPad Configurations utility. |
| 2. Make sure there are no fluorescent light near the | |
| computer. The computer may receive optical noise | |
| from the flurescent light. | |
| 3. Run the advanced diagnostic test (see 'Running the Diagnostics'). | |
| If an error occurs and a FRU code is displayed replace | |
| the parts shown by the FRU code. |
for any BUG on this page found - Thank you.