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Compaq nc4200
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197 pages
Manual
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R
emo
v
al and Replace
ment Pr
ocedures
Maintenance and S
ervi
ce Guide
6–3
9
2.
Remov
e the two T8M2.0×18.0 scre
ws
1
that secure the rear
ke
yboard co
ver to the notebook.
3.
Remov
e the rear k
eyboard co
v
er
2
.
R
emo
v
ing the R
ear K
e
yboar
d Co
v
er
127
129
Table of Contents
Main Page
Table of Contents
4
Default Chapter
7
Connector Pin Assignments
7
Power Cord Set Requirements
7
Screw Listing
7
Specifications
7
1 Product Description
8
Features
9
Resetting the Notebook
11
Power Management
12
External Components
13
Right-Side Components
16
Left-Side Components
17
Rear Panel Components
20
Top Components
24
Bottom Components
26
Design Overview
27
2 Troubleshooting
28
Computer Setup
28
Accessing Computer Setup
29
Computer Setup Defaults
29
Selecting from the File Menu
30
Selecting from the Security Menu
31
Selecting from the Tools Menu
32
Selecting from the Advanced Menu
33
Troubleshooting Flowcharts
34
Flowchart 2.14—No os Loading, Optical Drive
49
Flowchart 2.15—No Audio, Part
50
Flowchart 2.16—No Audio, Part
51
Flowchart 2.17—Nonfunctioning Device
52
Flowchart 2.18—Nonfunctioning Keyboard
53
Flowchart 2.19—Nonfunctioning Pointing Device
54
3 Software Update and Recovery
56
Software Updates
56
Accessing Computer Information
57
Downloading a BIOS Update
58
Installing a BIOS Update
59
Recovering the BIOS
60
4 Illustrated Parts Catalog
62
Serial Number Location
62
Notebook Major Components
63
Table 4-1 Spare Parts: Notebook Major Components (Continued)
70
Default Chapter
71
Miscellaneous Plastics
71
Hardware Kit
71
Miscellaneous Cable Kit
72
Miscellaneous (Not Illustrated)
73
Sequential Part Number Listing
75
Hard Drive Cover
79
5 Removal and Replacement Preliminaries
82
Tools Required
82
Service Considerations
83
Cables and Connectors
83
Plastic Parts
83
Preventing Damage to Removable Drives
84
Preventing Electrostatic Damage
85
Packaging and Transporting Precautions
86
Workstation Precautions
87
Grounding Equipment and Methods
88
Typical Electrostatic Voltage Levels
89
6 Removal and Replacement Procedures
90
Serial Number
91
Disassembly Sequence Chart
92
Notebook Feet
92
Speaker
93
Modem Board
93
6-Cell Battery Pack
94
Preparing the Notebook for Disassembly
94
80-Gb 80-Gb 60-Gb 40-Gb
95
Hard Drive
95
Hard Drives (All 5400 Rpm; Include Cover, Frame, and Connector)
95
Notebook Feet
98
Bluetooth Module
99
External Memory Module
101
TPM Security Card
104
Keyboard Cover
105
Keyboard
107
Fan
111
Heat Sink
112
Processor
115
Internal Memory Module
117
Mini PCI Communications Card
119
Display Assembly
121
Button Board
127
And Remove the Following Components
131
Keyboard (Section 6.10)
131
Keyboard Cover
131
Top Cover
131
Touchpad
135
Speaker
139
Infrared Board
141
System Board
143
Modem Board
146
RTC Battery
148
System Dma
155
System Interrupts
156
System Memory Map
161
Universal Serial Bus
163
External Monitor
164
Conductor Power Cord Set
168
General Requirements
169
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