IBM 86626RY Hardware Maintenance Manual - Page 294

Beep symptoms Beep symptoms are short tones or a series of short tones separated by pauses (intervals without sound). See the following examples. Note One beeps after successfully completing POST indicated the system is functioning properly. Beeps 1-2-3 4 Beep/Symptom 1-1-2 (Processor register test failed) 1-1-3 (CMOS write/read test failed) 1-1-4 (BIOS EEPROM checksum failed) 1-2-1 (Programmable Interval Timer failed) 1-2-2 (DMA initialization failed) 1-2-3 (DMA page register write/read failed) 1-2-4 RAM refresh verification failed 1-3-1 (1st 64K RAM test failed) 1-3-2 (1st 64K RAM parity test failed) 2-1-1 (Secondary DMA register failed) 2-1-2 (Primary DMA register failed) Description One beep A pause (or break) Two beeps A pause (or break) Three beeps Four continuous beeps FRU/Action 1. Optional Processor (if installed) 2. Processor 1. Battery 2. System Board 1. System Board 1. System Board 2. Processor Board 1. System Board 2. Processor Board 1. System Board 2. Processor Board 1. System Board 2. Processor Board 1. DIMM 2. Processor Board 1. DIMM 2. Processor Board 3. System Board 1. System Board 2. Processor Board 1. System Board 2. Processor Board 286 Netfinity Server HMM