Compaq Evo Notebook N800c User manual

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Maintenance and Service Guide
Compaq Evo Notebook N800c Series
Compaq Evo Notebook N800v Series
Compaq Evo Notebook N800w Series
Compaq Presario 2800 Series Mobile PC
Document Part Number: 268135-004
April 2003
This guide is a troubleshooting reference used for maintaining
and servicing the notebook. It provides comprehensive
information on identifying notebook features, components, and
spare parts, troubleshooting notebook problems, and performing
notebook disassembly procedures.

© 2003 Hewlett-Packard Development Company, L.P.
Microsoft and Windows are trademarks of Microsoft Corporation in the U.S.
and/or other countries. Intel, Pentium, and SpeedStep are trademarks of Intel
Corporation in the U.S. and/or other countries.
HP shall not be liable for technical or editorial errors or omissions contained
herein or for incidental or consequential damages in connection with the
furnishing, performance, or use of this material. The information in this
document is provided “as is” without warranty of any kind, and is subject to
change without notice. The warranties for HP products are set forth in the
express limited warranty statements accompanying such products. Nothing
herein should be construed as constituting an additional warranty.
Maintenance and Service Guide
Fourth Edition April 2003
First Edition April 2002
Document Part Number: 268135-004

Maintenance and Service Guide iii
Contents
1 Product Description
1.1 Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–2
1.2 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–48
1.3 Clearing a Password. . . . . . . . . . . . . . . . . . . . . . . . 1–50
1.4 Power Management . . . . . . . . . . . . . . . . . . . . . . . . 1–51
1.5 Notebook External Components . . . . . . . . . . . . . . 1–52
1.6 Design Overview . . . . . . . . . . . . . . . . . . . . . . . . . . 1–62
2 Troubleshooting
2.1 Computer Setup and Diagnostics Utilities . . . . . . . . 2–1
Selecting from the File Menu . . . . . . . . . . . . . . . . . 2–3
Selecting from the Security Menu . . . . . . . . . . . . . . 2–4
Selecting from the Advanced Menu . . . . . . . . . . . . 2–5
2.2 Using Compaq Diagnostics . . . . . . . . . . . . . . . . . . . 2–7
Obtaining, Saving, or Printing
Configuration Information . . . . . . . . . . . . . . . . . 2–7
Obtaining, Saving, or Printing Diagnostic
Test Information . . . . . . . . . . . . . . . . . . . . . . . . . 2–8
2.3 Troubleshooting Flowcharts. . . . . . . . . . . . . . . . . . 2–10
3 Illustrated Parts Catalog
3.1 Serial Number Location . . . . . . . . . . . . . . . . . . . . . . 3–1
3.2 Notebook System Major Components . . . . . . . . . . . 3–2
3.3 Miscellaneous Plastics/Hardware Kit
Components . . . . . . . . . . . . . . . . . . . . . . . . . . . 3–16
3.4 Mass Storage Devices . . . . . . . . . . . . . . . . . . . . . . 3–18
3.5 Miscellaneous. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3–20

iv Maintenance and Service Guide
Contents
4 Removal and Replacement Preliminaries
4.1 Tools Required. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–1
4.2 Service Considerations. . . . . . . . . . . . . . . . . . . . . . . 4–2
Plastic Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–2
Cables and Connectors . . . . . . . . . . . . . . . . . . . . . . 4–2
4.3 Preventing Damage to Removable Drives . . . . . . . . 4–3
4.4 Preventing Electrostatic Damage . . . . . . . . . . . . . . . 4–4
4.5 Packaging and Transporting Precautions . . . . . . . . . 4–4
4.6 Workstation Precautions . . . . . . . . . . . . . . . . . . . . . 4–5
4.7 Grounding Equipment and Methods . . . . . . . . . . . . 4–6
5 Removal and Replacement Procedures
5.1 Serial Number . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–2
5.2 Disassembly Sequence Chart . . . . . . . . . . . . . . . . . . 5–2
5.3 Preparing the Notebook for Disassembly . . . . . . . . 5–4
5.4 Notebook Feet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–9
5.5 Memory Expansion Board . . . . . . . . . . . . . . . . . . . . 5–9
5.6 Mini PCI Communications Board . . . . . . . . . . . . . 5–12
5.7 Connector Cover . . . . . . . . . . . . . . . . . . . . . . . . . . 5–15
5.8 LED Cover . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–16
5.9 Keyboard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–18
5.10 Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–22
5.11 Top Cover. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–26

Contents
Maintenance and Service Guide v
5.12 Speaker Assembly . . . . . . . . . . . . . . . . . . . . . . . . . 5–31
5.13 Display Release Assembly. . . . . . . . . . . . . . . . . . . 5–33
5.14 TouchPad . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–35
5.15 Fan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–38
5.16 Processor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–40
5.17 Disk Cell Real Time Clock (RTC) Battery . . . . . . 5–42
5.18 System Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–44
5.19 Modem Cable. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–49
6 Specifications
A Connector Pin Assignments
B Power Cord Set Requirements
3-Conductor Power Cord Set . . . . . . . . . . . . . . . . . . . . . . B–1
General Requirements . . . . . . . . . . . . . . . . . . . . . . . . B–1
Country-Specific Requirements . . . . . . . . . . . . . . . . . . . . B–2
C Screw Listing
Index

Maintenance and Service Guide 1–1
1
Product Description
The Compaq Presario 2800 and Evo Notebook N800 Series of
Personal notebooks offer advanced modularity, Intel Mobile
Pentium 4 processors with SpeedStep technology with 64-bit
architecture, industry-leading Accelerated Graphics Port (AGP)
implementation, and extensive multimedia support.
Figure 1-1. Compaq Presario 2800 and Evo Notebook N800

1–2 Maintenance and Service Guide
Product Description
1.1 Models
Notebook models are shown in Tables 1-1 through 1-4.
Table 1-1
Compaq Evo Notebook N800c, Evo Notebook N800v,
Evo Notebook 800w, and Presario 2800 Model Naming Conventions
Key
N800w P 220 U5 50 W C 51 O XXXXXX-XXX
123456789 10
Key Description Options
1 Brand/Series
designator
N = Evo Notebook
P = Presario
800 = 800 Series
2800 = 2800 Series
2 Processor type P = Intel Pentium 4
3 Processor speed 220 = 2.2 GHz
200 = 2.0 GHz
190 = 1.9 GHz
180 = 1.8 GHz
170 = 1.7 GHz
160 = 1.6 GHz
150 = 1.5 GHz
140 = 1.4 GHz
4Displaytype/
size/resolution
U = UXGA (1600 × 1200)
P = SXGA+ (1400 × 1050)
X = XGA (1024 × 768)
5 = 15.x-inch
4 = 14.x-inch
5 Hard drive size 50 = 50 GB
40 = 40 GB
30 = 30 GB
20 = 20 GB
6 Optical drive
designator
D = CD-ROM drive
R = CD-RW drive
V = DVD-ROM drive
W = DVD-RW drive
Z = DVD/CD-RW drive
7 Integrated
communication
M = modem
0 = none
C = modem/NIC
combination card
8 RAM 51 = 512 MB
38 = 384 MB
25 = 256 MB
12 = 128 MB
9 Operating system 2 = Windows 2000 O = Windows XP Pro
E = Windows XP Home
10 SKU#

Product Description
Maintenance and Service Guide 1–3
Table 1-2
Compaq Evo Notebook N800c Models
The following Compaq Evo Notebook N800c models use config. code KLMZ
and feature:
■Dual pointing device (TouchPad and pointing stick)
■8-cell, 4.0 Ah lithium ion (Li ion) battery pack
■32 MB discrete video memory
■3-year warranty on parts, labor, and on-site, next business day response
N800c P 220 P5 40 Z C 25 2
Belgium
Czech Republic
Denmark
European
International
France
Germany
Greece/Poland
Hungary
Israel
Italy
470053-708
470053-709
470053-711
470053-712
470053-713
470053-714
470053-716
470053-717
470053-718
470053-719
The Netherlands
Norway
Portugal
Russia
Saudi Arabia
Slovenia
Spain
Sweden/Finland
Switzerland
Tu r k ey
United Kingdom
470053-720
470053-721
470053-722
470053-723
470053-707
470053-724
470053-725
470053-726
470053-727
470053-728
470053-729
N800c P 220 P5 40 Z C 25 O
Belgium
Czech Republic
Denmark
European
International
France
Germany
Greece/Poland
Hungary
Israel
Italy
470052-869
470052-870
470052-875
470052-877
470052-878
470052-879
470052-880
470052-881
470052-882
470052-883
The Netherlands
Norway
Portugal
Russia
Saudi Arabia
Slovenia
Spain
Sweden/Finland
Switzerland
Tu r k ey
United Kingdom
470052-884
470052-885
470052-886
470052-887
470052-837
470052-888
470052-889
470052-890
470052-891
470052-892
470052-893

1–4 Maintenance and Service Guide
Product Description
N800c P 180 P5 30 V C 25 2
Belgium
Czech Republic
Denmark
European
International
France
Germany
Greece/Poland
Hungary
Israel
Italy
470052-816
470052-817
470052-818
470052-819
470052-820
470052-821
470052-822
470052-823
470052-824
470052-825
The Netherlands
Norway
Portugal
Russia
Saudi Arabia
Slovenia
Spain
Sweden/Finland
Switzerland
Tu r k ey
United Kingdom
470052-826
470052-827
470052-828
470052-829
470052-815
470052-830
470052-832
470052-833
470052-834
470052-835
470052-836
N800c P 180 P5 30 V C 25 O
Belgium
Czech Republic
Denmark
European
International
France
Germany
Greece/Poland
Hungary
Israel
Italy
470052-755
470052-756
470052-757
470052-758
470052-759
470052-760
470052-761
470052-762
470052-763
470052-764
The Netherlands
Norway
Portugal
Russia
Saudi Arabia
Slovenia
Spain
Sweden/Finland
Switzerland
Tu r k ey
United Kingdom
470052-765
470052-766
470052-767
470052-768
470052-754
470052-769
470052-770
470052-771
470052-772
470052-773
470052-774
Table 1-2
Compaq Evo Notebook N800c Models
(Continued)