IBM 887022X Maintenance Manual - Page 198

Beep/symptom

Page 198 highlights

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 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 FRU/action 1-1-3 (CMOS write/read test failed) 1. Battery 2. I/O board 1-1-4 (BIOS ROM checksum failed) I/O board 1-2-1 (Programmable Interval Timer failed) I/O board 1-2-2 (DMA initialization failed) I/O board 1-2-3 (DMA page register write/read failed) I/O board 1-2-4 (RAM refresh verification failed) 1. DIMM 2. SMP board 1-3-1 (1st 64K RAM test failed) 1. DIMM 2. SMP board 2-1-1 (Secondary DMA register failed) I/O board 2-1-2 (Primary DMA register failed) I/O board 2-1-3 (Primary interrupt mask register failed) 1. I/O board 2. SMP board 2-1-4 (Secondary interrupt mask register 1. I/O board failed) 2. SMP board 2-2-2 (Keyboard controller failed) 1. I/O board 2. Center plane 3-1-1 (Timer tick interrupt failed) I/O board 3-1-2 (Interval timer channel 2 failed) I/O board 3-1-4 (Time-of-Day clock failed) 1. Battery 2. I/O board 188 xSeries 445 Type 8870: Hardware Maintenance Manual and Troubleshooting Guide

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Beep
symptoms
Beep
symptoms
are
short
tones
or
a
series
of
short
tones
separated
by
pauses
(intervals
without
sound).
See
the
following
examples.
Beeps
Description
1-2-3
v
One
beep
v
A
pause
(or
break)
v
Two
beeps
v
A
pause
(or
break)
v
Three
beeps
4
Four
continuous
beeps
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
FRU/action
1-1-3
(CMOS
write/read
test
failed)
1.
Battery
2.
I/O
board
1-1-4
(BIOS
ROM
checksum
failed)
I/O
board
1-2-1
(Programmable
Interval
Timer
failed)
I/O
board
1-2-2
(DMA
initialization
failed)
I/O
board
1-2-3
(DMA
page
register
write/read
failed)
I/O
board
1-2-4
(RAM
refresh
verification
failed)
1.
DIMM
2.
SMP
board
1-3-1
(1st
64K
RAM
test
failed)
1.
DIMM
2.
SMP
board
2-1-1
(Secondary
DMA
register
failed)
I/O
board
2-1-2
(Primary
DMA
register
failed)
I/O
board
2-1-3
(Primary
interrupt
mask
register
failed)
1.
I/O
board
2.
SMP
board
2-1-4
(Secondary
interrupt
mask
register
failed)
1.
I/O
board
2.
SMP
board
2-2-2
(Keyboard
controller
failed)
1.
I/O
board
2.
Center
plane
3-1-1
(Timer
tick
interrupt
failed)
I/O
board
3-1-2
(Interval
timer
channel
2
failed)
I/O
board
3-1-4
(Time-of-Day
clock
failed)
1.
Battery
2.
I/O
board
188
xSeries
445
Type
8870:
Hardware
Maintenance
Manual
and
Troubleshooting
Guide