Beep Symptoms - IBM eServer 445 xSeries Hardware Maintenance Manual And Troubleshooting Manual

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
One beep after successfully completing POST indicates the system is functioning
properly.
Note: See Chapter 8, "Parts listing, Type 8870," on page 249 to determine which components are replaceable
by the customer, and which components should be replaced by an IBM field service technician.
Beep/symptom
1-1-3 (CMOS write/read test failed)
1-1-4 (BIOS ROM 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)
2-1-1 (Secondary DMA register failed)
2-1-2 (Primary DMA register failed)
2-1-3 (Primary interrupt mask register
failed)
2-1-4 (Secondary interrupt mask register
failed)
2-2-2 (Keyboard controller failed)
3-1-1 (Timer tick interrupt failed)
3-1-2 (Interval timer channel 2 failed)
3-1-4 (Time-of-Day clock failed)
188
xSeries 445 Type 8870: Hardware Maintenance Manual and Troubleshooting Guide
Description
v One beep
v A pause (or break)
v Two beeps
v A pause (or break)
v Three beeps
Four continuous beeps
FRU/action
1. Battery
2. I/O board
I/O board
I/O board
I/O board
I/O board
1. DIMM
2. SMP board
1. DIMM
2. SMP board
I/O board
I/O board
1. I/O board
2. SMP board
1. I/O board
2. SMP board
1. I/O board
2. Center plane
I/O board
I/O board
1. Battery
2. I/O board