Lenovo NetVista Hardware Maintenance Manual (HMM) for Aptiva and NetVista 2255 - Page 4

Parts/Test Point Locations, Safety Inspection Guide, Parts Catalog

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Identifying the Parts of the System Unit...105 Top Cover...107 Adapter Cards...108 Diskette Drive...110 CD-ROM Drive...111 Hard Disk Drive ...112 System Board...113 Power Supply...115 Memory (DIMM) ...116 Parts/Test Point Locations ...117 Introduction...118 Layout of the System Board for Machine Types 2255 and 2275 119 Jumper Settings of the System Board of the Machine Types 2255 and 2275 120 Connectors and Functions for the System Board of Machine Types 2255 and 2275 121 Power Supply Cable Connector Specifications 122 Main Output Pin Assignment ...123 Factory-Installed Modem Card Layout ...125 Factory-Installed Modem Card Connector Functions 125 3.5-In. Hard Disk Drive Jumper Locations & Settings 126 CD-ROM Drive ...127 CD-ROM Drive Rear Panel Connectors and Features 128 CD-ROM Drive Jumper Settings ...128 DIMM Configurations...129 System Board Connector Pin Signals ...130 Monitor Port Signals...130 Serial Port Signals ...130 Parallel Port Signals...130 Mouse Port Signals...131 Keyboard Port Signals ...131 Diskette Drive Cable Connector Signals 132 IDE Cable Connector Signals...133 Safety Inspection Guide ...135 General Guidelines...136 Parts Catalog ...139 Parts Catalog of machine type 2275...140 Assembly 1: System Unit ...140 Assembly 2: Diskette Drive, Hard Disk Drive 142 Assembly 3: CD-ROM, Modem Card ...143 Assembly 4: Keyboard and Mouse ...145 Parts Catalog of machine type 2255...146 Assembly 1: System Unit ...146 Assembly 2: Diskette Drive, Hard Disk Drive 148 Assembly 3: CD-ROM, Modem Card ...149 Assembly 4: Keyboard and Mouse ...150 Appendix A. Online Support Information 151 Index ...152 4

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4
Identifying the Parts of the System Unit
...........................................................................................................
105
Top Cover
.........................................................................................................................................................
107
Adapter Cards
...........................................................................................................................................
108
Diskette Drive
............................................................................................................................................
110
CD-ROM Drive
..........................................................................................................................................
111
Hard Disk Drive
................................................................................................................................................
112
System Board
...................................................................................................................................................
113
Power Supply
............................................................................................................................................
115
Memory (DIMM)
........................................................................................................................................
116
Parts/Test Point Locations
...........................................................................................................................
117
Introduction
.......................................................................................................................................................
118
Layout of the System Board for Machine Types 2255 and 2275
...................................................................
119
Jumper Settings of the System Board of the Machine Types 2255 and 2275
...............................................
120
Connectors and Functions for the System Board of Machine Types 2255 and 2275
....................................
121
Power Supply Cable Connector Specifications
...............................................................................................
122
Main Output Pin Assignment
....................................................................................................................
123
Factory-Installed Modem Card Layout
............................................................................................................
125
Factory-Installed Modem Card Connector Functions
..............................................................................
125
3.5-In. Hard Disk Drive Jumper Locations & Settings
.....................................................................................
126
CD-ROM Drive
.................................................................................................................................................
127
CD-ROM Drive Rear Panel Connectors and Features
............................................................................
128
CD-ROM Drive Jumper Settings
..............................................................................................................
128
DIMM Configurations
........................................................................................................................................
129
System Board Connector Pin Signals
.............................................................................................................
130
Monitor Port Signals
..................................................................................................................................
130
Serial Port Signals
....................................................................................................................................
130
Parallel Port Signals
..................................................................................................................................
130
Mouse Port Signals
...................................................................................................................................
131
Keyboard Port Signals
..............................................................................................................................
131
Diskette Drive Cable Connector Signals
..................................................................................................
132
IDE Cable Connector Signals
...................................................................................................................
133
Safety Inspection Guide
................................................................................................................................
135
General Guidelines
...........................................................................................................................................
136
Parts Catalog
..................................................................................................................................................
139
Parts Catalog of machine type 2275
................................................................................................................
140
Assembly 1: System Unit
.................................................................................................................................
140
Assembly 2: Diskette Drive, Hard Disk Drive
..................................................................................................
142
Assembly 3: CD-ROM, Modem Card
..............................................................................................................
143
Assembly 4: Keyboard and Mouse
..................................................................................................................
145
Parts Catalog of machine type 2255
................................................................................................................
146
Assembly 1: System Unit
.................................................................................................................................
146
Assembly 2: Diskette Drive, Hard Disk Drive
..................................................................................................
148
Assembly 3: CD-ROM, Modem Card
..............................................................................................................
149
Assembly 4: Keyboard and Mouse
..................................................................................................................
150
Appendix A. Online Support Information
...................................................................................................
151
Index
................................................................................................................................................................
152