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compaq evo notebook n800c series User Manual

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b
Maintenance and Service Guide
Compaq Evo Notebook N800c Series
Compaq Evo Notebook N800v Series
Compaq Evo Notebook N800w Series
Compaq Presario 2800 Mobile PC
Document Part Number: 268135-002
October 2002
This guide is a troubleshooting reference used for maintaining 
and servicing the notebook. It provides comprehensive 
information on identifying computer features, components, and 
spare parts, troubleshooting computer problems, and performing 
computer disassembly procedures.
268135-002.book  Page...

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© 2002 Compaq Information Technologies Group, L.P.
Compaq, the Compaq logo, Evo, and Presario are trademarks of Compaq 
Information Technologies Group, L.P. in the U.S. and/or other countries. 
Microsoft and Windows are trademarks of Microsoft Corporation in the U.S. 
and/or other countries. Intel, Pentium, and SpeedStep are trademarks of the 
Intel Corporation in the U.S. and/or other countries. All other product names 
mentioned herein may be trademarks of their respective companies.
Compaq shall not...

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Maintenance and Service Guideiii
Contents
1 Product Description
1.1 Features  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  1–2
1.2 Clearing a Password . . . . . . . . . . . . . . . . . . . . . . . . . .  1–4
1.3 Power Management . . . . . . . . . . . . . . . . . . . . . . . . . .  1–5
1.4 Computer External Components  . . . . . . . . . . . . . . . .  1–6
1.5 Design Overview . . . . . . . . . . . . . . . . . . . . . . . . . . .  1–16
2 Troubleshooting
2.1 Computer Setup and...

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ivMaintenance 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 . . ....

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Contents
Maintenance and Service Guidev
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
Notes  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  B–3
C Screw Listing
Index
268135-002.book  Page v  Thursday, October 24, 2002  4:10 PM 

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Maintenance and Service Guide1–1
1
Product Description
The Compaq Presario 2800 Series Mobile PC and Evo Notebook 
N800 Series 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
268135-002.book  Page 1  Thursday, October 24, 2002  4:10 PM 

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1–2Maintenance and Service Guide
Product Description
1.1 Features
■2.2-, 2.0-, 1.9-, 1.8-, 1.7-, 1.6-, 1.5-, or 1.4-GHz Intel Mobile 
Pentium 4 processor with SpeedStep technology, with 
256-KB integrated L2 cache, varying by computer model
■ATI Mobile Radeon 9000 or ATI P7 graphics controller with 
32 to 64 MB of shared SDRAM and 4X AGP graphics card, 
varying by computer model
■128-MB high-performance Synchronous DRAM (SDRAM), 
expandable to 1.0 GB
■Microsoft Windows 2000, Windows XP Home, or 
Windows...

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Product Description
Maintenance and Service Guide1–3
■60-, 40-, 30-, or 20-GB high-capacity hard drive, varying by 
computer model
■Support for the following drives through the MultiBay:
❏1.44-MB diskette drive
❏24X Max CD-ROM drive
❏8X Max CD-RW drive
❏8X Max DVD-ROM drive
❏8X Max DVD-CDRW combination drive
❏40- or 30-GB hard drive
❏LS-120 drive
❏8-cell battery pack
■Connectors for:
❏RJ-45 network
❏RJ-11 modem
❏Universal Serial Bus
❏Parallel devices
❏External monitor
❏AC power
❏Stereo line...

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1–4Maintenance and Service Guide
Product Description
1.2 Clearing a Password
If the notebook you are servicing has an unknown password, 
follow these steps to clear the password. These steps also 
clear CMOS:
1. Prepare the computer for disassembly (refer to Section 5.3, 
“Preparing the Computer for Disassembly,” for more 
information).
2. Remove the RTC battery (refer to Section 5.17, “Disk Cell 
RTC Battery”).
3. Wait approximately five minutes.
4. Replace the RTC battery and reassemble the computer....

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Product Description
Maintenance and Service Guide1–5
1.3 Power Management
The computer comes with power management features that 
extend battery operating time and conserve power. The computer 
supports the following power management features:
■Suspend
■Hibernation
■Setting customization by the user
■Hotkeys for setting level of performance
■Smart battery that provides an accurate battery power gauge
■Battery calibration
■Lid switch Suspend/resume
■Power/Suspend button
■Advanced Configuration and Power...
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