Lenovo ThinkPad 365E-ED ThinkPad 365, SelectaDock I - Hardware Maintenance Man - Page 127

Peripheral Device-Related Symptoms Symptom / Error FRU / Action in Sequence External display does not work correctly. 1. See "External Display Self-Test" in "Common Devices Checkout" section. Printer problems. 1. Run Printer Self-test. 2. Parallel Port Device 3. Cable 4. System Board Serial or parallel port device problems. 1. Device 2. Device Cable 3. System Board Infrared-Related Symptoms Symptom / Error Unable to communicate using the Infrared (IR) Port. FRU / Action in Sequence 1. Make sure the setup for the IR is correct. 2. Make sure there are no fluorescent lights near the computer. The computer may receive optical interference from the fluorescent light. 3. Reseat the IR unit. 4. Run the advanced diagnostic test. If an error occurs and a FRU code is displayed, replace the parts shown by the FRU code. Other Symptoms Symptom / Error FRU / Action in Sequence Errors occur only when Port Replicator is used. See "Port Replicator Checkout" in the "Common Devices Checkout" section. PCMCIA slot pin is damaged. PCMCIA Slots Assembly Note If you cannot find a symptom or error in this list and the problem remains, see "Undetermined Problems" on page 116. Intermittent Problems Intermittent system hang problems can be caused by a variety of reasons that have nothing to do with a hardware defect, such as: cosmic radiation, electrostatic discharge, or software errors. FRU replacement should only be considered when a recurring problem exists. When analyzing the intermittent problem, do the following: ThinkPad 365X, 365XD (2625) 115