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Compaq NX6120
Page 165
HP Compaq NX6120 - Page 165
201 pages
Manual
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Connec
tor P
in Assignments
Maintenance and Serv
ice Gui
de
A–3
Ta
b
l
e
A
-
4
Serial
Pin
Signal
Pin
Signal
1
Carrier detect
6
Data set ready
2
Receiv
e data
7
Ready to send
3
T
ransmit data
8
Clear to send
4
Data terminal ready
9
Ring indicator
5
Ground
164
166
Table of Contents
Main Page
Default Chapter
3
Table of Contents
3
1 Product Description
5
Features
6
Resetting the Notebook
8
Power Management
9
External Components
10
Right-Side Components
13
Left-Side Components
14
Rear Panel Components
17
Bottom Components
24
Design Overview
26
2 Troubleshooting
27
Computer Setup
27
Selecting from the Main Menu
28
Selecting from the Security Menu
29
Selecting from the Advanced Menu
30
Selecting from the Tools Menu
30
Troubleshooting Flowcharts
31
Flowchart 2.1—Initial Troubleshooting
33
Flowchart 2.2—No Power, Part
34
Flowchart 2.3—No Power, Part
35
Flowchart 2.4—No Power, Part
36
Flowchart 2.5—No Power, Part
37
Flowchart 2.6—No Video, Part
38
Flowchart 2.7—No Video, Part
39
Flowchart 2.9—No Operating System (Os) Loading
41
Flowchart 2.13—No os Loading, Diskette Drive
45
3 Illustrated Parts Catalog
53
Serial Number Location
53
Notebook Major Components
54
Miscellaneous Plastics Kit
64
Miscellaneous Cable Kit
65
Mass Storage Devices
66
Miscellaneous (Not Illustrated)
67
Sequential Part Number Listing
70
Removal and Replacement Preliminaries
77
Tools Required
77
Service Considerations
78
Preventing Damage to Removable Drives
79
Preventing Electrostatic Damage
80
Packaging and Transporting Precautions
81
Workstation Precautions
82
Grounding Equipment and Methods
82
Typical Electrostatic Voltage Levels
84
5 Removal and Replacement Procedures
85
Serial Number
86
Disassembly Sequence Chart
87
Preparing the Notebook for Disassembly
89
Notebook Feet
94
Bluetooth Board
95
External Memory Module
96
Mini PCI Communications Card
99
Optical Drive
101
Keyboard
103
Switch Cover
108
LED Board
110
Fan
112
Heat Sink
113
Processor
115
Modem Board
117
Internal Memory Module
118
RTC Battery
120
Display Assembly
121
Top Cover
124
Speaker
129
Digital Media Board
132
Usb/Audio Board
134
System Board
136
Serial Connector Module
139
6 Specifications
141
Hard Drives
146
System Dma
156
System Interrupts
157
System Memory Map
162
Connector Pin Assignments
163
Universal Serial Bus
164
Parallel Port
166
External Monitor
168
Conductor Power Cord Set
171
General Requirements
172
Screw Listing
175
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