IBM 4800-741 Hardware Service Guide - Page 6

Removal, replacement, procedures, Problem, determination, Diagnostics, configuration, - power supply

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Updated July 14, 2008 Calling for service 23 Chapter 2. Removal and replacement procedures 25 Before you begin 26 Cables, connectors, and headphones 26 Connecting your cash drawer to SurePOS Models 721, 741, and 781. . . . . 27 Removing the slanted I/O trays 28 Removing the covers 29 Removing the top plate 32 Removing the CD-ROM 33 Removing the hard disk drive 36 Removing the exhaust fan (Models 742 and 782 only 38 Replacing the insulating rubber seal (Models 722, 742, and 782 only). . . . . 39 Removing the spline 41 Removing the I/O modules 42 Removing the I/O module holders 43 Removing the air duct (Models 722, 74x, 78x, and C4x 44 Removing the processor fan (Models 742, 782 only 45 Removing the heat sink and processor 45 Removing the control switch card 47 Removing the power supply 48 Removing the riser card 49 Removing the planar 54 Removing the UPS 56 Removing the expansion housing 58 Removing the UPS battery 60 Removing the front USB card 61 Removing the memory modules 62 Removing the front service housing components (wide models only) . . . . . 64 Removing the system and bezel latches 64 Removing the pull-out handle 66 Removing the cable guide 66 Removing the cable guide arm assembly 67 Chapter 3. Problem determination 73 Preliminary checklist 73 Problem isolation 74 Special tools requirements 75 Using the RAID application 75 Determining a hard drive failure 75 Replacing and rebuilding a hard drive 77 Accessing the RAID setup menu 77 Chapter 4. Diagnostics and configuration settings 79 Service and diagnostics 79 Using the BIOS setup program 79 Navigation and menus 79 Saving settings 80 Boot device order 80 Restoring CMOS default settings 80 Appendix A. Parts catalog 83 Assembly 1: Models 721, 741 and 781 84 Assembly 2: Models 722, 742, and 782 88 Assembly 3: Slanted I/O tray 92 Assembly 4: Front service assembly 94 iv SurePOS 700 Series: SurePOS 700-721/741/781, 722/742/782 Hardware Service Guide

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Calling
for
service
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. 23
Chapter
2.
Removal
and
replacement
procedures
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. 25
Before
you
begin
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. 26
Cables,
connectors,
and
headphones
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. 26
Connecting
your
cash
drawer
to
SurePOS
Models
721,
741,
and
781
.
.
.
.
. 27
Removing
the
slanted
I/O
trays
.
.
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. 28
Removing
the
covers
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. 29
Removing
the
top
plate
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. 32
Removing
the
CD-ROM
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. 33
Removing
the
hard
disk
drive
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. 36
Removing
the
exhaust
fan
(Models
742
and
782
only)
.
.
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.
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.
. 38
Replacing
the
insulating
rubber
seal
(Models
722,
742,
and
782
only)
.
.
.
.
. 39
Removing
the
spline
.
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. 41
Removing
the
I/O
modules
.
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. 42
Removing
the
I/O
module
holders
.
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. 43
Removing
the
air
duct
(Models
722,
74x,
78x,
and
C4x)
.
.
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.
.
. 44
Removing
the
processor
fan
(Models
742,
782
only)
.
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. 45
Removing
the
heat
sink
and
processor
.
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. 45
Removing
the
control
switch
card
.
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. 47
Removing
the
power
supply
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. 48
Removing
the
riser
card
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. 49
Removing
the
planar
.
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. 54
Removing
the
UPS
.
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. 56
Removing
the
expansion
housing
.
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. 58
Removing
the
UPS
battery
.
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. 60
Removing
the
front
USB
card
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. 61
Removing
the
memory
modules
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. 62
Removing
the
front
service
housing
components
(wide
models
only)
.
.
.
.
. 64
Removing
the
system
and
bezel
latches
.
.
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. 64
Removing
the
pull-out
handle
.
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. 66
Removing
the
cable
guide
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. 66
Removing
the
cable
guide
arm
assembly
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. 67
Chapter
3.
Problem
determination
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. 73
Preliminary
checklist
.
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. 73
Problem
isolation
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. 74
Special
tools
requirements
.
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. 75
Using
the
RAID
application
.
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. 75
Determining
a
hard
drive
failure
.
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. 75
Replacing
and
rebuilding
a
hard
drive
.
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. 77
Accessing
the
RAID
setup
menu
.
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. 77
Chapter
4.
Diagnostics
and
configuration
settings
.
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. 79
Service
and
diagnostics
.
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.
. 79
Using
the
BIOS
setup
program
.
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. 79
Navigation
and
menus
.
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. 79
Saving
settings
.
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. 80
Boot
device
order
.
.
.
.
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. 80
Restoring
CMOS
default
settings
.
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. 80
Appendix
A.
Parts
catalog
.
.
.
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.
. 83
Assembly
1:
Models
721,
741
and
781
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 84
Assembly
2:
Models
722,
742,
and
782
.
.
.
.
.
.
.
.
.
.
.
.
.
.
.
. 88
Assembly
3:
Slanted
I/O
tray
.
.
.
.
.
.
.
.
.
.
.
.
.
.
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.
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.
.
. 92
Assembly
4:
Front
service
assembly
.
.
.
.
.
.
.
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.
.
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.
.
. 94
Updated
July
14,
2008
iv
SurePOS
700
Series:
SurePOS
700-721/741/781,
722/742/782
Hardware
Service
Guide