Compaq Evo N600c Manuel
b
Maintenance and Service Guide
Compaq Evo N600c
Document Part Number: 235393-001
August 2001
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.
© 2001 Compaq Computer Corporation
Compaq, Evo, the Compaq logo, and Premier•Sound are trademarks of Compaq
Information Technologies Group, L.P.
Microsoft and Windows are trademarks of Microsoft Corporation.
Intel and Pentium are trademarks of Intel Corporation.
All other product names mentioned herein may be trademarks of their respective
companies.
Compaq shall not be liable for technical or editorial errors or omissions
contained herein. The information in this document is provided “as is” without
warranty of any kind and is subject to change without notice. the warranties for
Compaq 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
First Edition August 2001
Document Part Number: 235393-001
Maintenance and Service Guide iii
Contents
1Product Description
1.1 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1–1
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
2Troubleshooting
2.1 Computer Setup and Diagnostics Utilities . . . . . . . . 2–1
Selecting Computer Setup or
Compaq Diagnostics . . . . . . . . . . . . . . . . . . . . . . . . . 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
2.1 Initial Troubleshooting . . . . . . . . . . . . . . . . . . . 2–11
2.2 No Power, Part 1 . . . . . . . . . . . . . . . . . . . . . . . . 2–12
2.3 No Power, Part 2 . . . . . . . . . . . . . . . . . . . . . . . . 2–13
2.4 No Power, Part 3 . . . . . . . . . . . . . . . . . . . . . . . . 2–14
2.5 No Power, Part 4 . . . . . . . . . . . . . . . . . . . . . . . . 2–15
2.6 No Video, Part 1 . . . . . . . . . . . . . . . . . . . . . . . . 2–16
2.7 No Video, Part 2 . . . . . . . . . . . . . . . . . . . . . . . . 2–17
iv Maintenance and Service Guide
2.8 Nonfunctioning Docking Station
(if applicable). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–18
2.9 No Operating System (OS) Loading . . . . . . . . . 2–19
2.10 No OS Loading from Hard Drive, Part 1. . . . . 2–20
2.11 No OS Loading from Hard Drive, Part 2. . . . . 2–21
2.12 No OS Loading from Hard Drive, Part 3. . . . . 2–22
2.13 No OS Loading from Diskette Drive. . . . . . . . 2–23
2.14 No OS Loading from CD- or
DVD-ROM Drive . . . . . . . . . . . . . . . . . . . . . . . . . . 2–24
2.15 No Audio, Part 1 . . . . . . . . . . . . . . . . . . . . . . . 2–25
2.16 No Audio, Part 2 . . . . . . . . . . . . . . . . . . . . . . . 2–26
2.17 Nonfunctioning Device . . . . . . . . . . . . . . . . . . 2–27
2.18 Nonfunctioning Keyboard . . . . . . . . . . . . . . . . 2–28
2.19 Nonfunctioning Pointing Device. . . . . . . . . . . 2–29
2.20 Network or Modem Connection Problems . . . 2–30
3Illustrated Parts Catalog
3.1 Serial Number Location . . . . . . . . . . . . . . . . . . . . . . 3–1
3.2 Computer System Major Components . . . . . . . . . . . 3–2
3.3 Miscellaneous Plastics Kit Components . . . . . . . . . . 3–8
3.4 Mass Storage Devices . . . . . . . . . . . . . . . . . . . . . . . . 3–9
3.5 Miscellaneous . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3–12
4Removal and Replacement Preliminaries
4.1 Tools Required . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–1
4.2 Service Considerations . . . . . . . . . . . . . . . . . . . . . . . 4–1
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
Maintenance and Service Guide v
5Removal and Replacement Procedures
5.1 Serial Number . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–2
5.2 Disassembly Sequence Chart . . . . . . . . . . . . . . . . . . 5–3
5.3 Preparing the Computer for Disassembly . . . . . . . . . 5–4
5.4 Computer Feet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–5
5.4 Keyboard . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–6
5.5 Modem/Network Interface Card (NIC). . . . . . . . . . 5–10
5.6 Real Time Clock (RTC) Battery . . . . . . . . . . . . . . . 5–12
5.7 TouchPad or Touch Button . . . . . . . . . . . . . . . . . . . 5–13
5.8 Switch Cover. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–15
5.9 Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–17
5.10 Top Cover . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–20
5.11 System Board . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–23
5.12 Fan. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–27
5.13 DC-DC Converter Board. . . . . . . . . . . . . . . . . . . . 5–30
5.15 Modem Cable. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–33
6Specifications
AConnector Pin Assignments
BPower Cord Set Requirements
3-Conductor Power Cord Set . . . . . . . . . . . . . . . . . . . . . . B–1
General Requirements . . . . . . . . . . . . . . . . . . . . . . . . B–1
Country-Specific Requirements . . . . . . . . . . . . . . . . . . . . B–2
Notes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . B–2
CScrew Listing
Index
Maintenance and Service Guide 1–1
1
Product Description
The Compaq Evo N600c Series of Personal Computers offers
advanced modularity, Mobile Intel Pentium III processors-M with
64-bit architecture, industry-leading Accelerated Graphics Port
(AGP) implementation, and extensive multimedia support.
Figure 1-1. Compaq Evo N600c
1.1 Features
■Mobile Intel Pentium III processor 1.066 GHz-M or
866MHz-M, with 512-KB integrated L2 cache, varying by
computer model
1–2Maintenance and Service Guide
Product Description
■ATI Mobility Radeon with 64-bit video graphics,
16-MB double date rate (DDR) SDRAM, 4X AGP
graphics card
■128-MB high-performance Synchronous DRAM (SDRAM),
expandable to 1024 MB
■Microsoft Windows 98, Windows NT 4.0, or Windows 2000
preinstalled, varying by computer model
■14.1-inch, XGA, TFT (1024 ×768) display, with over
16.7 million colors
■Full-size TouchPad or pointing stick keyboard, varying by
computer model
■Mini PCI 10/100 network interface card (NIC) or Mini PCI
V.90 modem plus 10/100 NIC combination card, varying by
computer model
■Support for two Type II PC Card slots with support for both
32-bit CardBus and 16-bit PC Cards
■External AC adapter with power cord
■8-cell Lithium ion (Li ion) battery pack
■30-, 20-, or 15-GB high-capacity hard drive
Product Description
Maintenance and Service Guide 1–3
■Connectors for:
❏RJ-11 modem
❏Mono microphone
❏Stereo line-out/headphone
❏MultiPort
❏Universal Serial Bus
❏Docking
❏Parallel devices
❏Serial devices
❏Composite TV
❏External keyboard/mouse
❏RJ-45 network
❏External monitor
❏AC power
■Stereo speakers providing Compaq Premier·Sound™ 16-bit
stereo sound
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 5.7, “Real Time
Clock (RTC) Battery”).
3. Wait approximately five minutes.
4. Replace the RTC battery and reassemble the computer.
5. Connect AC power to the computer. Do not reinsert any
battery packs at this time.
6. Turn on the computer.
All passwords and all CMOS settings have been cleared.
Product Description
Maintenance and Service Guide 1–5
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:
■Standby
■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 Management (ACP)
compliance
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4
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