Compaq Evo N620c Manual

b
Maintenance and Service Guide
Compaq Evo Notebook N620c Series
Compaq Evo Notebook N610c Series
Compaq Evo Notebook N610v Series
Compaq Evo Notebook N600c Series
Document Part Number: 279362-003
May 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 U.S. and/or other countries.
The information contained herein is subject to change without notice. The only
warranties for HP products and services are set forth in the express warranty
statements accompanying such products and services. Nothing herein should be
construed as constituting an additional warranty. HP shall not be liable for
technical or editorials errors or omissions contained herein.
Maintenance and Service Guide
Third Edition May 2003
First Edition July 2002
Document Part Number: 279362-003

Maintenance and Service Guide iii
Contents
1 Product Description
1.1 Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–2
1.2 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–29
1.3 Clearing a Password. . . . . . . . . . . . . . . . . . . . . . . . 1–31
1.4 Power Management . . . . . . . . . . . . . . . . . . . . . . . . 1–31
1.5 Notebook External Components . . . . . . . . . . . . . . 1–32
1.6 Design Overview . . . . . . . . . . . . . . . . . . . . . . . . . . 1–45
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

iv Maintenance and Service Guide
Contents
3 Illustrated Parts Catalog
3.1 Serial Number Location . . . . . . . . . . . . . . . . . . . . . . 3–1
3.2 Notebook System Major Components . . . . . . . . . . . 3–2
3.3 Miscellaneous Plastics Kit Components . . . . . . . . 3–16
3.4 Mass Storage Devices . . . . . . . . . . . . . . . . . . . . . . 3–18
3.5 Miscellaneous. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3–22
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 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–11
5.5 Mini PCI Communications Board . . . . . . . . . . . . . 5–12
5.6 Disk Cell RTC Battery. . . . . . . . . . . . . . . . . . . . . . 5–15
5.7 Keyboard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–17
5.8 Memory Expansion . . . . . . . . . . . . . . . . . . . . . . . . 5–22
5.9 TouchPad . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–25

Contents
Maintenance and Service Guide v
5.10 Switch Cover . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–27
5.11 Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–29
5.12 Top Cover. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–32
5.13 System Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–35
5.14 Fan . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–42
5.15 Heat Sink . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–46
5.16 Processor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–50
5.17 DC-DC Converter Board . . . . . . . . . . . . . . . . . . . . 5–52
5.18 Modem Cable. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–54
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 Evo Notebook N620c, N610c, N610v, and N600c
Series offer advanced modularity, Mobile Intel Pentium 4 and
Pentium III processors with 64-bit architecture, industry-leading
Accelerated Graphics Port (AGP) implementation, and extensive
multimedia support.
Figure 1-1. Compaq Evo Notebook N620c, N610c, N610v,
and N600c Series

1–2 Maintenance and Service Guide
Product Description
1.1 Models
Computer models are shown in Tables 1-1 through 1-5.
Table 1-1
Compaq Evo Notebook N620c, N610c, N610v, and N600c
Model Naming Conventions
Key
N620 P4 200 P4 40 V C 25 O XXXXXX-XXX
123456789 10
Key Description Options
1Brand/Series
designator
N = Notebook 620 = N620c series
6c = N610c series
6v = N610v series
600 = N600c series
2 Processor type P4 = Intel Pentium 4 P3 = Intel Pentium III
P = Intel Pentium-M
3 Processor speed 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
130 = 1.3 GHz
106 = 1.06 GHz
866 = 866 MHz

Product Description
Maintenance and Service Guide 1–3
4 Display type/
size/resolution
P = SXGA+ (1400 × 1050)
X = XGA (1024 × 768)
4 = 14.x-inch
5 Hard drive size 60 = 60 GB
40 = 40 GB
30 = 30 GB
20 = 20 GB
15 = 15 GB
10 = 10 GB
6 Optical drive
designator
W = DVD-RW drive
V = DVD-ROM drive
R = CD-RW drive
D = CD-ROM 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 8 = Windows 98 SE
6 = Windows 2000
and Windows XP
2 = Windows 2000
O = Windows XP Pro
E = Windows XP
Home
10 SKU#
Table 1-1
Compaq Evo Notebook N620c, N610c, N610v, and N600c
Model Naming Conventions
(Continued)

1–4 Maintenance and Service Guide
Product Description
Table 1-2
Compaq Evo Notebook N620c Models
The following Evo Notebook N620c models feature:
■Dual Stick pointing device (TouchPad and pointing stick)
■8-cell, 4.4-Ah lithium ion (Li ion) battery pack
■3-year warranty on parts, labor, and on-site, next business day response
■32 MB of discrete video memory
■no configuration code used
N620c P 140 X4 40 C X 25 2
United States DE267A ABA
N620c P 140 X4 40 C X 25 O
United States DE266A ABA
The following Evo Notebook N620c models feature:
■Dual Stick pointing device (TouchPad and pointing stick)
■8-cell, 4.4-Ah Li ion battery pack
■3-year warranty on parts and labor
■32 MB of discrete video memory
■configuration code KY2Z
N620c P 160 P4 60 C G 51 2
Brazil
French Canada
DE273A AC4
DE273A ABC
Latin America
United States
DE273A ABM
DE273A ABA
N620c P 160 P4 60 C G 51 O
Brazil
French Canada
DE272A AC4
DE272A ABC
Latin America
United States
DE272A ABM
DE272A ABA

Product Description
Maintenance and Service Guide 1–5
N620c P 150 P4 60 C G 51 2
Asia Pacific
Australia
Belgium
Czech Republic
Denmark
European
International
France
Germany
Greece
Hong Kong
Hungary
Iceland
India
Israel
Italy
Japan
Japan (English)
DE271A UUF
DE271A ABG
DE271A UUG
DE271A AKB
DE271A ABY
DE271A ABB
DE271A ABF
DE271A ABD
DE271A ABV
DE271A AB5
DE271A AKC
DE271A A2M
DE271A ACJ
DE271A ABT
DE271A ABZ
DE271A ABJ
DE271A ACF
Korea
The Netherlands
Norway
People’s
Republic
of China
Poland
Portugal
Russia
Saudi Arabia
Slovenia
Spain
Sweden/Finland
Switzerland
Ta i w a n
Thailand
Tu r k ey
United Kingdom
DE271A AB1
DE271A ABH
DE271A ABN
DE271A AB2
DE271A AKD
DE271A AB9
DE271A ACB
DE271A ABV
DE271A AKN
DE271A ABE
DE271A AK8
DE271A UUZ
DE271A AB0
DE271A AKL
DE271A AB8
DE271A ABU
Table 1-2
Compaq Evo Notebook N620c Models
(Continued)

1–6 Maintenance and Service Guide
Product Description
N620c P 150 P4 60 C G 51 O
Asia Pacific
Australia
Belgium
Czech Republic
Denmark
European
International
France
Germany
Greece
Hong Kong
Hungary
Iceland
India
Israel
Italy
Japan
Japan (English)
DE270A UUF
DE270A ABG
DE270A UUG
DE270A AKB
DE270A ABY
DE270A ABB
DE270A ABF
DE270A ABD
DE270A ABV
DE270A AB5
DE270A AKC
DE270A A2M
DE270A ACJ
DE270A ABT
DE270A ABZ
DE270A ABJ
DE270A ACF
Korea
The Netherlands
Norway
People’s
Republic
of China
Poland
Portugal
Russia
Saudi Arabia
Slovenia
Spain
Sweden/Finland
Switzerland
Ta i w a n
Thailand
Tu r k ey
United Kingdom
DE270A AB1
DE270A ABH
DE270A ABN
DE270A AB2
DE270A AKD
DE270A AB9
DE270A ACB
DE270A ABV
DE270A AKN
DE270A ABE
DE270A AK8
DE270A UUZ
DE270A AB0
DE270A AKL
DE270A AB8
DE270A ABU
Table 1-2
Compaq Evo Notebook N620c Models
(Continued)

Product Description
Maintenance and Service Guide 1–7
N620c P 140 X4 40 C X 25 2
Asia Pacific
Australia
Belgium
Brazil
Czech Republic
Denmark
European
International
France
French Canada
Germany
Greece
Hong Kong
Hungary
Iceland
India
Israel
Italy
Japan
Japan (English)
DE265A UUF
DE265A ABG
DE265A UUG
DE265A AC4
DE265A AKB
DE265A ABY
DE265A ABB
DE265A ABF
DE265A ABC
DE265A ABD
DE265A ABV
DE265A AB5
DE265A AKC
DE265A A2M
DE265A ACJ
DE265A ABT
DE265A ABZ
DE265A ABJ
DE265A ACF
Koran
Latin America
The Netherlands
Norway
People’s
Republic
of China
Poland
Portugal
Russia
Saudi Arabia
Slovenia
Spain
Sweden/Finland
Switzerland
Ta i w a n
Thailand
Tu r k ey
United Kingdom
United States
DE265A AB1
DE265A ABM
DE265A ABH
DE265A ABN
DE265A AB2
DE265A AKD
DE265A AB9
DE265A ACB
DE265A ABV
DE265A AKN
DE265A ABE
DE265A AK8
DE265A UUZ
DE265A AB0
DE265A AKL
DE265A AB8
DE265A ABU
DE265A ABA
Table 1-2
Compaq Evo Notebook N620c Models
(Continued)

1–8 Maintenance and Service Guide
Product Description
N620c P 140 X4 40 C X 25 O
Asia Pacific
Australia
Belgium
Brazil
Czech Republic
Denmark
European
International
France
French Canada
Germany
Greece
Hong Kong
Hungary
Iceland
India
Israel
Italy
Japan
Japan (English)
DE264A UUF
DE264A ABG
DE264A UUG
DE264A AC4
DE264A AKB
DE264A ABY
DE264A ABB
DE264A ABF
DE264A ABC
DE264A ABD
DE264A ABV
DE264A AB5
DE264A AKC
DE264A A2M
DE264A ACJ
DE264A ABT
DE264A ABZ
DE264A ABJ
DE264A ACF
Korea
Latin America
The Netherlands
Norway
People’s
Republic
of China
Poland
Portugal
Russia
Saudi Arabia
Slovenia
Spain
Sweden/Finland
Switzerland
Ta i w a n
Thailand
Tu r k ey
United Kingdom
United States
DE264A AB1
DE264A ABM
DE264A ABH
DE264A ABN
DE264A AB2
DE264A AKD
DE264A AB9
DE264A ACB
DE264A ABV
DE264A AKN
DE264A ABE
DE264A AK8
DE264A UUZ
DE264A AB0
DE264A AKL
DE264A AB8
DE264A ABU
DE264A ABA
N620c P 140 X4 40 C 8 25 2
Denmark
Germany
Italy
Norway
DE269A ABY
DE269A ABD
DE269A ABZ
DE269A ABN
Switzerland
United Kingdom
United States
DE269A UUZ
DE269A ABU
DE269A ABA
N620c P 140 X4 40 C 8 25 O
Denmark
Germany
Italy
Norway
DE268A ABY
DE268A ABD
DE268A ABZ
DE268A ABN
Switzerland
United Kingdom
United States
DE268A UUZ
DE268A ABU
DE268A ABA
Table 1-2
Compaq Evo Notebook N620c Models
(Continued)

Product Description
Maintenance and Service Guide 1–9
N620c P 130 X4 30 C X 25 2
Asia Pacific
Australia
Belgium
Brazil
Czech Republic
Denmark
European
International
France
French Canada
Germany
Greece
Hong Kong
Hungary
Iceland
India
Israel
Italy
Japan
Japan (English)
DE263A UUF
DE263A ABG
DE263A UUG
DE263A AC4
DE263A AKB
DE263A ABY
DE263A ABB
DE263A ABF
DE263A ABC
DE263A ABD
DE263A ABV
DE263A AB5
DE263A AKC
DE263A A2M
DE263A ACJ
DE263A ABT
DE263A ABZ
DE263A ABJ
DE263A ACF
Korea
Latin America
The Netherlands
Norway
People’s
Republic
of China
Poland
Portugal
Russia
Saudi Arabia
Slovenia
Spain
Sweden/Finland
Switzerland
Ta i w a n
Thailand
Tu r k ey
United Kingdom
United States
DE263A AB1
DE263A ABM
DE263A ABH
DE263A ABN
DE263A AB2
DE263A AKD
DE263A AB9
DE263A ACB
DE263A ABV
DE263A AKN
DE263A ABE
DE263A AK8
DE263A UUZ
DE263A AB0
DE263A AKL
DE263A AB8
DE263A ABU
DE263A ABA
Table 1-2
Compaq Evo Notebook N620c Models
(Continued)

1–10 Maintenance and Service Guide
Product Description
N620c P 130 X4 30 C X 25 O
Asia Pacific
Australia
Belgium
Brazil
Czech Republic
Denmark
European
International
France
French Canada
Germany
Greece
Hong Kong
Hungary
Iceland
India
Israel
Italy
Japan
Japan (English)
DE262A UUF
DE262A ABG
DE262A UUG
DE262A AC4
DE262A AKB
DE262A ABY
DE262A ABB
DE262A ABF
DE262A ABC
DE262A ABD
DE262A ABV
DE262A AB5
DE262A AKC
DE262A A2M
DE262A ACJ
DE262A ABT
DE262A ABZ
DE262A ABJ
DE262A ACF
Korea
Latin America
The Netherlands
Norway
People’s
Republic
of China
Poland
Portugal
Russia
Saudi Arabia
Slovenia
Spain
Sweden/Finland
Switzerland
Ta i w a n
Thailand
Tu r k ey
United Kingdom
United States
DE262A AB1
DE262A ABM
DE262A ABH
DE262A ABN
DE262A AB2
DE262A AKD
DE262A AB9
DE262A ACB
DE262A ABV
DE262A AKN
DE262A ABE
DE262A AK8
DE262A UUZ
DE262A AB0
DE262A AKL
DE262A AB8
DE262A ABU
DE262A ABA
Table 1-2
Compaq Evo Notebook N620c Models
(Continued)

Product Description
Maintenance and Service Guide 1–11
Table 1-3
Compaq Evo Notebook N610c Models
The following Evo Notebook N610c models feature:
■Dual Stick pointing device (TouchPad and pointing stick)
■8-cell, 4.0-Ah Li ion battery pack
■3-year warranty on parts, labor, and on-site, next business day response
■32 MB of discrete video memory
■configuration code KT81
N6c P4 200 X4 30 V C 25 2
United States 470050-082
N6c P4 200 X4 30 V C 25 O
United States 470050-083
N6c P4 200 X4 30 C 0 0 2
United States 470050-733
N6c P4 200 X4 30 C 0 0 O
United States 470050-734
N6c P4 180 X4 30 V C 25 2
United States 470037-720
N6c P4 180 X4 30 V C 25 O
United States 470037-722
N6c P4 180 X4 30 0 C 0 2
United States 470037-542
N6c P4 180 X4 30 0 C 0 O
United States 470037-549

1–12 Maintenance and Service Guide
Product Description
The following Evo Notebook N610c models feature:
■Dual Stick pointing device (TouchPad and pointing stick)
■8-cell, 4.0-Ah Li ion battery pack
■3-year warranty on parts and labor
■32 MB of discrete video memory
■configuration code KT8Z
N6c P4 200 P4 40 W C 25 2
Belgium
Czech Republic
Denmark
France
French Canada
Germany
Greece/Poland
Hungary
Israel
Italy
The Netherlands
470050-913
470050-914
470050-919
470050-920
470037-754
470050-921
470050-922
470050-923
470050-924
470050-925
470050-926
Norway
Portugal
Russia
Saudi Arabia
Slovenia
Spain
Sweden/Finland
Switzerland
Tu r k ey
United Kingdom
United States
470050-927
470050-928
470050-929
470050-911
470050-930
470050-931
470050-932
470050-933
470050-934
470050-936
470037-749
Table 1-3
Compaq Evo Notebook N610c Models
(Continued)

Product Description
Maintenance and Service Guide 1–13
N6c P4 200 P4 40 W C 25 E
Asia Pacific
Australia
Belgium
Brazil
Czech Republic
Denmark
European
International
France
French Canada
Germany
Greece/Poland
Hong Kong
Hungary
Israel
Italy
Japan
Japan (English)
470050-987
470050-986
470050-963
470050-985
470050-964
470050-965
470054-625
470050-966
470050-961
470050-967
470050-968
470050-990
470050-969
470050-970
470050-971
470050-982
470050-983
Korea
Latin America
The Netherlands
Norway
People’s
Republic
of China
Portugal
Russia
Saudi Arabia
Slovenia
Spain
Sweden/Finland
Switzerland
Ta i w a n
Tu r k ey
United Kingdom
United States
470050-991
470050-984
470050-972
470050-973
470050-988
470050-974
470050-975
470050-962
470050-976
470050-977
470050-978
470050-979
470050-989
470050-980
470050-981
470050-960
N6c P4 200 P4 40 W C 25 O
Belgium
Czech Republic
Denmark
France
French Canada
Germany
Greece/Poland
Hungary
Israel
Italy
The Netherlands
470050-939
470050-940
470050-941
470050-942
470037-755
470050-943
470050-944
470050-946
470050-948
470050-949
470050-950
Norway
Portugal
Russia
Saudi Arabia
Slovenia
Spain
Sweden/Finland
Switzerland
Tu r k ey
United Kingdom
United States
470050-951
470050-952
470050-953
470050-938
470050-954
470050-955
470050-956
470050-957
470050-958
470050-959
470037-757
Table 1-3
Compaq Evo Notebook N610c Models
(Continued)

1–14 Maintenance and Service Guide
Product Description
N6c P4 200 X4 30 V C 25 2
Asia Pacific
Australia
Belgium
Brazil
Czech Republic
Denmark
France
French Canada
Germany
Greece/Poland
Hong Kong
Hungary
Israel
Italy
Japan
Japan (English)
Korea
Latin America
Latin America
(GEM/NAFTA)
470050-438
470050-421
470050-371
470050-419
470050-374
470050-378
470050-379
470050-358
470050-386
470050-392
470050-443
470050-393
470050-395
470050-396
470050-416
470050-417
470050-446
470050-418
470050-532
The Netherlands
Norway
People’s
Republic
of China
Portugal
Russia
Saudi Arabia
Slovenia
Spain
Sweden/Finland
Switzerland
Ta i w a n
Tu r k ey
United Kingdom
United States
United States
(GEM/NAFTA)
470050-398
470050-400
470050-439
470050-403
470050-404
470050-360
470050-405
470050-407
470050-410
470050-412
470050-440
470050-414
470050-415
470050-020
470050-531
Table 1-3
Compaq Evo Notebook N610c Models
(Continued)

Product Description
Maintenance and Service Guide 1–15
N6c P4 200 X4 30 V C 25 E
Asia Pacific
Australia
Belgium
Brazil
Czech Republic
Denmark
France
French Canada
Germany
Greece/Poland
Hong Kong
Hungary
Israel
Italy
Japan
Japan (English)
Korea
470050-572
470050-571
470050-538
470050-570
470050-539
470050-541
470050-544
470050-536
470050-547
470050-548
470050-575
470050-549
470050-550
470050-552
470050-567
470050-568
470050-576
Latin America
The Netherlands
Norway
People’s
Republic
of China
Portugal
Russia
Saudi Arabia
Slovenia
Spain
Sweden/Finland
Switzerland
Ta i w a n
Tu r k ey
United Kingdom
United States
470050-569
470050-555
470050-558
470050-573
470050-559
470050-560
470050-537
470050-561
470050-562
470050-563
470050-564
470050-574
470050-565
470050-566
470050-535
Table 1-3
Compaq Evo Notebook N610c Models
(Continued)