IBM 8862 Hardware Maintenance Manual - Page 96

Beep symptoms Beep symptoms are short tones or a series of short tones separated by pauses (intervals without sound). See the following examples. Beeps 1-2-3 4 Description v One beep v A pause (or break) v Two beeps v A pause (or break) v Three beeps Four continuous beeps One beep after successfully completing POST indicates that the server is functioning correctly. Note: See Chapter 7, "Parts listing, Types 8861, 8862," on page 139 to determine which components are replaceable by the customer and which components must be replaced by an IBM field service technician. Beep/symptom FRU/action 1-1-3 (CMOS write/read test failed) 1. Battery 2. I/O board 1-1-4 (BIOS ROM checksum failed) v I/O board 1-2-1 (Programmable Interval Timer failed) v I/O board 1-2-2 (DMA initialization failed) v I/O board 1-2-3 (DMA page register write/read failed) v I/O board 1-2-4 (RAM refresh verification failed) 1. DIMM 2. Memory cassette 1-3-1 (1st 64K RAM test failed) 1. DIMM 2. Memory cassette 2-1-1 (Secondary DMA register failed) v I/O board 2-1-2 (Primary DMA register failed) v I/O board 2-1-3 (Primary interrupt mask register failed) v I/O board 2-1-4 (Secondary interrupt mask register v I/O board failed) 2-2-2 (Keyboard controller failed) v I/O board 3-1-1 (Timer tick interrupt failed) v I/O board 3-1-2 (Interval timer channel 2 failed) v I/O board 3-1-4 (Time-of-Day clock failed) 1. Battery 2. I/O board 86 IBM xSeries 365 Types 8861, 8862: Hardware Maintenance Manual and Troubleshooting Guide