IBM 865741Y Hardware Maintenance Manual - Page 152
No beep symptoms, FRU/Action, Video Adapter, System Board, Memory Module, Keyboard stuck key?
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Beep Symptom 3-4-1 Screen retrace test detected an error. 3-4-2 POST is searching for video ROM. 4 All other beep code sequences. One long and one short beep during POST. Base 640 KB memory error or shadow RAM error. One long beep and two or three short beeps during POST. (Video error) Three short beeps during POST. Continuous beep. Repeating short beeps. FRU/Action 1. Video Adapter (if installed) 2. System Board 3. Display 1. Video Adapter (if installed) 2. System Board 1. Video Adapter (if installed) 2. System Board 1. System Board 1. Memory Module 2. System Board 1. Video Adapter (if installed) 2. System Board 1. System Board 1. System Board 1. Keyboard stuck key? 2. Keyboard Cable 3. System Board No beep symptoms Symptom/Error No beep during POST but computer works correctly. No beep during POST. FRU/Action 1. System Board 1. See "Undetermined problem" on page 189. 2. System Board 3. Memory Module 4. Any Adapter or Device 5. Power Cord 6. Power Supply 144 Netfinity Server HMM
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