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CQ41
User Manual
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Compaq CQ41 User Manual

Compaq Presario CQ41 Notebook PC
Maintenance and Service Guide
Document Part Number: 598099-001
December 2009
This guide is a troubleshooting reference used for maintaining and servicing the computer. It provides comprehensive information on identifying computer features, components, and spare parts; troubleshooting computer problems; and performing computer disassembly procedures.
© Copyright 2009 Hewlett-Packard Development Company, L.P.
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 editorial errors or omissions contained herein.
First Edition: December 2009 Document Part Number: 598099-001
proprietor.
Safety warning notice
WARNING: To reduce the possibility of heat-related injuries or of overheating the computer, do not place the computer directly
Å
on your lap or obstruct the computer air vents. Use the computer only on a hard, flat surface. Do not allow another hard surface, such as an adjoining optional printer, or a soft surface, such as pillows or rugs or clothing, to block airflow. Also, do not allow the AC adapter to contact the skin or a soft surface, such as pillows or rugs or clothing, during operation. The computer and the AC adapter comply with the user-accessible surface temperature limits defined by the International Standard for Safety of Information Technology Equipment (IEC 60950).

Contents

1 Product description
2 External component identification
Top components. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–1
TouchPad . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–1
Lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–2
Buttons and speakers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–3
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–4
Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–5
Front components. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–6
Rear component . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–7
Right-side components. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–8
Left-side components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–9
Bottom components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–10
Wireless antennas. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–11
Additional hardware components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–12
3 Illustrated parts catalog
Service tag . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3–1
Computer major components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3–2
Display assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3–7
Plastics Kit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3–8
Mass storage devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3–9
Miscellaneous parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3–10
Sequential part number listing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3–11
4 Removal and replacement procedures
Preliminary replacement requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–1
Tools required . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–1
Service considerations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–1
Plastic parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–1
Grounding guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–2
Component replacement procedures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–5
Service tag. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–5
Computer feet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–6
Battery. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–7
Hard drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–8
Memory module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–10
RTC battery. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–12
WLAN module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–14
Optical drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–20
Keyboard. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–21
Maintenance and Service Guide iv
Contents
Keyboard cover . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–23
Speaker assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–25
Display assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–27
Webcam/microphone module (select models only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–33
Microphone module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–34
Top cover . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–35
Bluetooth module and cable (select models only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–38
Modem module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–40
Audio board. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–42
USB board. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–44
Power connector and cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–46
System board. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–48
Heat sink/fan assembly or heat sink . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–52
Fan (for models with UMA graphics subsystems) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–56
Processor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–57
5 Setup Utility
Starting Setup Utility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–1
Using Setup Utility. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–1
Changing the language of Setup Utility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–1
Navigating and selecting in Setup Utility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–2
Displaying system information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–2
Restoring default settings in Setup Utility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–2
Exiting Setup Utility . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–3
Setup Utility menus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–3
Main menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–3
Security menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–3
System Configuration menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–4
Diagnostics menu . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–4
6 Specifications
Computer specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6–1
14.1-in display specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6–2
Hard drive specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6–3
Blu-ray ROM DVD±R/RW SuperMulti DL Drive with LightScribe specifications. . . . . . . . . . . . . . . . . . 6–4
DVD±RW SuperMulti DL Drive with LightScribe specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6–5
System DMA specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6–6
System interrupt specifications (for models with discrete graphics subsystems) . . . . . . . . . . . . . . . . . . . . 6–6
System interrupt specifications (for models with UMA graphics subsystems). . . . . . . . . . . . . . . . . . . . . . 6–7
System I/O address specifications (for models with discrete graphics subsystems) . . . . . . . . . . . . . . . . . . 6–8
System I/O address specification (for models with UMA graphics subsystems) . . . . . . . . . . . . . . . . . . . 6–10
7 Backup and recovery
Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7–1
Creating recovery discs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7–2
Backing up your information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7–3
Using Windows Backup and Restore . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7–4
Using system restore points . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7–4
Performing a recovery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7–5
Recovering from the recovery discs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7–6
v Maintenance and Service Guide
Recovering from the dedicated recovery partition (select models only) . . . . . . . . . . . . . . . . . . . . . . . 7–6
8 Connector pin assignments
Audio-in (microphone). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8–1
Audio-out (headphone) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8–1
External monitor. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8–2
HDMI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8–3
RJ-11 (modem) (select models only) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8–4
RJ-45 (network) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8–5
Universal Serial Bus. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8–6
9 Power cord set requirements
Requirements for all countries and regions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9–1
Requirements for specific countries and regions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9–2
10Recycling
Battery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10–1
Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10–1
Contents
Index
Maintenance and Service Guide vi

Product description

Discrete graphics
Category Description
Product Name Compaq Presario CQ41 Notebook PC
subsystem memory
UMA graphics subsystem memory
1
Processors Intel Arrandale™ CPU-uPGA Socket Single-Core
i5-520M (2.4 GHz, 3 MB L3 cache, 1066 MHz SC Turbo)
Intel Arrandale CPU-uPGA Socket Single-Core i5-540M (2.53 GHz, 3 MB L3 cache, 1066 MHz SC Turbo)
Chipset Intel™ HM55
Graphics ATI Discrete Mobility Radeon™ HD4350 with 512
MB dedicated video memory
Mobile Intel GMA Media Accelerator HD unified memory architecture (UMA, integrated) with shared video memory:
■ Up to 285 MB of video memory on computer models equipped with 1 GB of main system memory.
■ Up to 797 MB of video memory on computer models equipped with 2 GB of main system memory.
■ Up to 1309 MB of video memory on computer models equipped with 3 GB of main system memory.
■ Up to 1295 MB of video memory on computer models equipped with 4 GB of main system memory (32-bit OS).
■ Up to 1695 MB of video memory on computer models equipped with 4 GB of main system memory (64-bit OS).
Panel 14.1-in WXGA BrightView (1280 × 800) display
panel 16:10 wide aspect ratio
Maintenance and Service Guide 1–1
(Continued)
Product description
Category Description
Memory 2 customer-accessible/upgradable memory module
slots Supports dual-channel memory Supports up to 4 GB of system RAM, 1600 MHz, DDR3 Supports the following configurations:
■ 4096 MB total system memory
× 2, dual-channel)
(2048
■ 3072 MB total system memory (2048 + 1024)
■ 2048 MB total system memory
× 2, dual-channel)
(1024
■ 2048 MB total system memory (2048 × 1)
■ 1024 MB total system memory (1024 × 1)
Hard drive Supports a 9.50-mm, 6.35-cm (2.50 in) hard drive
Customer-accessible Serial ATA Supports the following hard drives:
500 GB, 7200 rpm 320 GB, 7200 rpm 250 GB, 7200 rpm 160 GB, 7200 rpm
Discrete graphics subsystem memory
UMA graphics subsystem memory
Optical drive 12.7 mm tray load
Serial ATA (SATA) Fixed (removal of 1 screw required) Customer-accessible Parallel ATA Supports no-optical-drive option Supports the following drives:
■ DVD±R/RW SuperMulti DL Drive with LightScribe
■ Blu-ray ROM DVD±R/RW SuperMulti DL Drive
with LightScribe
Microphone Single analog microphone
Audio High-definition audio
Supports Microsoft® premium requirements Presario-branded Altec Lansing speakers
Modem (select models only)
Webcam (select models only)
Ethernet Integrated 10/100 network interface card (NIC)
56K MDC V.92 data/fax modem (select models only)
VGA webcam Fixed (no tilt) Activity LED 640 × 480, 24 frames per second
(Continued)
1–2 Maintenance and Service Guide
Product description
Category Description
Wireless Integrated WLAN options by way of wireless module
2 wireless antennas built into display assembly Supports no-WLAN option Support for the following WLAN formats:
Broadcom BCM4312 802.11b/g WLAN module Atheros AR5009 802.11a/b/g/n WLAN module Atheros AR9285 802.11b/g/n WLAN module
External media cards
Ports Audio-in (stereo microphone)
Keyboard/pointing devices
Digital Media Slot supporting Memory Stick (MS), Memory Stick Pro (MSP), MultiMediaCard (MMC), Secure Digital (SD) Memory Card, and xD-Picture Card (XD). Adapter (purchased separately) provides support for mini versions of SD, MMC, and MS
Audio-out (stereo headphone) RJ-11 modem (select models only) HDMI v. 1.3b supporting 1080p with HDCP key HP Smart Adapter power RJ-45 network (Ethernet, includes link and
lights)
activity USB 2.0 VGA (Dsub 15-pin) supports the following
resolutions:
1920 × 1200 external resolution at 60 GHz 1600 × 1200 external resolution at 75 GHz Hot plug/unplug with auto-detect
14.1-in keyboard TouchPad with twoTouchPad buttons Supports two-way scroll Taps enabled as default
Duo
Discrete graphics subsystem memory
UMA graphics subsystem memory
 
Power requirements 90 W HP Smart Adapter with localized cable
support (three-wire plug with ground pin,
plug supports three-pin DC connector)
65 W HP Smart Adapter with localized cable
support (three-wire plug with ground pin,
plug supports three-pin DC connector)
Battery option: 6-cell, 2.20 Ah (47 Wh) Li-ion battery
(Continued)
Maintenance and Service Guide 1–3
Product description
Discrete graphics
Category Description
Security Kensington Security Lock
Operating system Preinstalled:
Windows® 7 Professional (64-bit or 32-bit OS) Windows 7 Premium (64-bit or 32-bit OS) Windows 7 Basic (32-bit OS) FreeDOS
Serviceability End-user replaceable parts:
AC adapter Battery (system) Hard drive Memory modules MiniCard components Optical drive WLAN module
subsystem memory
UMA graphics subsystem memory
1–4 Maintenance and Service Guide

Top components

TouchPad

2

External component identification

Item Component Description
1 TouchPad light White—TouchPad is enabled.
Amber—TouchPad is disabled.
2 TouchPad* Moves the pointer and selects or activates items on the screen.
3 Left TouchPad button* Functions like the left button on an external mouse.
4 TouchPad on/off button Enables/disables the TouchPad.
5 TouchPad scroll zone Scrolls up or down.
6 Right TouchPad button* Functions like the right button on an external mouse.
*This table describes factory settings.
To view or change the pointing device preferences:
1. Select Start > Devices and Printers.
2. Right-click the device representing your computer.
3. Select Mouse settings.
Maintenance and Service Guide 2–1
External component identification

Lights

Item Component Description
1 Caps lock light On—Caps lock is on.
2 Power lights (2)* On—The computer is on.
Flashing—The computer is in the Sleep. Off—The computer is off or in Hibernation.
3 Wireless light Blue—An integrated wireless device, such as a wireless local area network
(WLAN) device and/or a Bluetooth® device, is on. Amber—No wireless devices are detected.
4 Num lock light On—The num lock is on or the embedded numeric keypad is enabled.
5 Battery light On—The battery is charging.
Flashing—The battery reaches a low battery level or a critical battery level. Off—If the computer is connected to an external power source, the light is off
when all batteries in the computer are fully charged. If the computer is not connected to an external power source, the light is off until the battery reaches a low battery level.
6 Drive light Flashing—The hard drive or optical drive is being accessed.
*The two power lights display the same information. The light on the power button is visible only when the computer is open. The power light on the front of the computer is visible whether the computer is open or closed.
2–2 Maintenance and Service Guide

Buttons and speakers

External component identification
Item Component Description
1 Speakers (2)
2 Power button* When the computer is off, press the button to turn on the computer.
3 Wireless button Turns the wireless feature on or off but does not create a wireless
*This table describes factory settings. For information about changing factory settings, see the user guides located in Help and Support.
Produce sound.
When the computer is on, press the button to initiate Sleep. When the computer is in Sleep, press the button to exit Sleep. When the computer is in Hibernation, press the button to exit Hibernation. If the computer has stopped responding and Windows shutdown procedures
are ineffective, press and hold the Power button for at least five seconds to shut down the computer.
To learn more about power settings, select Start > Control Panel > System and Security > Power Options.
connection.
A wireless network must be set up in order to establish a wireless
✎
connection.
Maintenance and Service Guide 2–3
External component identification

Keys

Item Component Description
1 esc key Displays system information when pressed in combination with the fn key.
2 fn key Executes frequently used system functions when pressed at the same time as
a function key or the esc key.
3 Windows logo key Displays the Windows Start menu.
4 Embedded numeric keypad keys Used like the keys on an external numeric keypad.
5 Windows applications key Displays a shortcut menu for items beneath the pointer.
6 Navigation keys (home, pg up,
down)
pg
7 Function keys Execute frequently used system functions when pressed at the same time as
Execute volume mute, volume up, or volume down when pressed at the same time as the fn key.
the fn key.
2–4 Maintenance and Service Guide

Display

External component identification
Item Component Description
1 Internal display switch Turns off the display if the display is closed while the computer is turned on.
2 Internal microphone Records sound.
3 Webcam light
(select models only)
4 Webcam
(select models only)
On—The webcam is in use.
Records video and captures still photographs.
Maintenance and Service Guide 2–5
External component identification

Front components

Item Component Description
1 Power light On—The computer is on.
2 Battery light On—The battery is charging.
Flashing—The computer is in Sleep. Off—The computer is off or in Hibernation.
Flashing—The battery reaches a low battery level or a critical battery level. Off—If the computer is connected to an external power source, the light is off
when all batteries in the computer are fully charged. If the computer is not connected to an external power source, the light is off until the battery reaches a low battery level.
3 Drive light Flashing—The hard drive or the optical drive is being accessed.
4 Audio-in (microphone) jack Connects an optional computer headset microphone, stereo array
microphone, or monaural microphone.
5 Audio-out (headphone) jack Produces sound when connected to optional powered stereo speakers,
headphones, ear buds, a headset, or television audio.
2–6 Maintenance and Service Guide

Rear component

Component Description
Vent Enables airflow to cool internal components.
External component identification
The computer fan starts up automatically to cool internal components
✎
and prevent overheating. It is normal for the internal fan to cycle on and off during routine operation.
Maintenance and Service Guide 2–7
External component identification

Right-side components

Item Component Description
1 Optical drive light Flashing—The optical drive is being accessed.
2 Optical drive Reads and writes to optical discs.
3 USB ports (2) Connect optional USB devices.
4 RJ-11 (modem) jack
(select models only)
5 Power connector Connects an AC adapter.
Connects a modem cable.
2–8 Maintenance and Service Guide

Left-side components

Item Component Description
1 Security cable slot Attaches an optional security cable to the computer.
2 External monitor port Connects an external VGA monitor or projector.
3 RJ-45 (network) jack Connects a network cable.
4 HDMI port Connects an optional video or audio device, such as a high-definition
5 USB port Connects an optional USB device.
External component identification
The security cable is designed to act as a deterrent, but it might not
✎
prevent the computer from being mishandled or stolen.
television, or any compatible digital or audio component.
6 Digital Media Slot light On—Accessing a digital card.
7 Digital Media Slot Supports the following optional digital card formats:
Memory Stick (MS) Memory Stick Pro (MSP) MultiMediaCard (MMC) Secure Digital (SD) Memory Card xD-Picture Card (XD)
Maintenance and Service Guide 2–9
External component identification

Bottom components

Item Component Description
1 Hard Drive bay Holds the hard drive and, on select models, the wireless LAN (WLAN) device.
To prevent an unresponsive system, replace the wireless module only
Ä
with a wireless module authorized for use in the computer by the governmental agency that regulates wireless devices in your country or region. If you replace the module and then receive a warning message, remove the module to restore computer functionality, and then contact technical support through Help and Support.
2 Memory Module compartment Contains the two memory module slots.
3 Mini Card compartment Holds the real-time clock (RTC) battery and, on select models, the WLAN
device.
To prevent an unresponsive system, replace the wireless module only
Ä
with a wireless module authorized for use in the computer by the governmental agency that regulates wireless devices in your country or region. If you replace the module and then receive a warning message, remove the module to restore computer functionality, and then contact technical support through Help and Support.
4 Battery Release latch Releases the battery from the battery bay.
5 Battery bay Holds the battery.
6 Vents (3) Enable airflow to cool internal components.
The computer fan starts up automatically to cool internal components
✎
and prevent overheating. It is normal for the internal fan to cycle on and off during routine operation.
2–10 Maintenance and Service Guide

Wireless antennas

Two antennas send and receive signals from one or more wireless devices. These antennas are not visible from the outside of the computer.
External component identification
For optimal transmission, keep the areas immediately around the antennas free from obstructions.
✎
To see wireless regulatory notices, see the section of Regulatory, Safety and Environmental Notices that applies to your country or region. These notices are located in Help and Support.
Maintenance and Service Guide 2–11
External component identification

Additional hardware components

Item Component Description
1 Power cord* Connects an AC adapter to an AC outlet.
2 AC adapter Converts AC power to DC power.
3 Battery* Powers the computer when the computer is not plugged into external power.
*Batteries and power cords vary in appearance by country or region.
2–12 Maintenance and Service Guide

Service tag

When ordering parts or requesting information, provide the computer serial number and model number provided on the service tag.
3

Illustrated parts catalog

Item Component Description
1 Product name The name affixed to the front of the computer.
2 Serial number (s/n) An alphanumeric identifier that is unique to each product.
3 Part number/Product number (p/n) This number provides specific information about the product’s
hardware components. The part number helps a service technician to determine which components and parts are needed.
4 Model description An alphanumeric identifier used to locate documents, drivers, and
support for the computer.
5 Warranty period The duration of the warranty period for the computer.
Maintenance and Service Guide 3–1
Illustrated parts catalog

Computer major components

3–2 Maintenance and Service Guide
Illustrated parts catalog
Item Description Spare Part Number
1 Display assembly (See “Display assembly,” for more display assembly internal component spare part information.)
14.1-in WXGA BrightView display with a microphone for models with discrete and UMA graphics subsystems
487280-001
14.1-in WXGA BrightView display with a webcam/microphone for models with discrete and UMA graphics subsystems
2 Keyboard cover 487299-001
Power button board (includes cable) 492249-001
3 Keyboard (includes keyboard cable) for use with computer models in:
Brazil 486904-201
Latin America 486904-161
South Korea 486904-AD1
Ta iw a n 486904-AB1
Thailand 486904-281
the United States 486904-001
4 Top cover 487300-001
Tou chPad (includes cable) 494960-001
TouchPad bracket 494962-001
TouchPad button board (includes cable) 494965-001
5 Heat sink assembly with UMA graphics subsystems (includes thermal material) 591957-001
6 Speaker assembly (includes speaker cable)
All countries and regions except India 486865-001
487281-001
India 486865-D61
7 System board (includes replacement thermal material):
Discrete graphics subsystems 590329-001
UMA graphics subsystems 590330-001
8 Fan for models with UMA graphics subsystems 486844-001
9 Heat sink/fan with discrete graphics subsystems (includes thermal material) 591956-001
10 Modem module (select models only)
For use in all countries and regions except Australia and New Zealand 461749-001
For use in Australia and New Zealand 461749-011
Modem module cable (includes RJ-11 connector) 494981-001
Plastics Kit (see “Plastics Kit” on page 3-8 for Plastics Kit spare part information) 486862-001
11a Hard drive cover
11b Memory module compartment cover
11c Mini Card compartment cover
12 USB board 486842-001
USB board cable 486843-001
13 WLAN module
(Continued)
Maintenance and Service Guide 3–3
Illustrated parts catalog
Item Description Spare Part Number
Atheros AR5009 802.11a/b/g/n for use in Afghanistan, Albania, Algeria, Andorra, Angola, Antigua and Barbuda, Argentina, Armenia, Aruba, Australia, Austria, Azerbaijan, the Bahamas, Bahrain, Barbados, Belgium, Belize, Benin, Bermuda, Bhutan, Bosnia and Herzegovina, Botswana, Brazil, the British Virgin Islands, Brunei, Bulgaria, Burkina Faso, Burundi, Cambodia, Cameroon, Cape Verde, the Central African Republic, Chad, Chile, Colombia, Comoros, the Congo, Costa Rica, Croatia, Cyprus, the Czech Republic, Denmark, Djibouti, Dominica, the Dominican Republic, East Timor, Ecuador, Egypt, El Salvador, Equatorial Guinea, Eritrea, Estonia, Ethiopia, Fiji, Finland, France, French Guiana, Gabon, Gambia, Georgia, Germany, Ghana, Gibraltar, Greece, Grenada, Guadeloupe, Guatemala, Guinea, Guinea-Bissau, Guyana, Haiti, Honduras, Hong Kong, Hungary, Iceland, India, Indonesia, Ireland, Israel, Italy, the Ivory Coast, Jamaica, Japan, Jordan, Kazakhstan, Kenya, Kiribati, Kuwait, Kyrgyzstan, Laos, Latvia, Lebanon, Lesotho, Liberia, Liechtenstein, Lithuania, Luxembourg, Macedonia, Madagascar, Malawi, Malaysia, the Maldives, Mali, Malta, the Marshall Islands, Martinique, Mauritania, Mauritius, Mexico, Micronesia, Monaco, Mongolia, Montenegro, Morocco, Mozambique, Namibia, Nauru, Nepal, the Nether Antilles, the Netherlands, New Zealand, Nicaragua, Niger, Nigeria, Norway, Oman, Palau, Panama, Papua New Guinea, Paraguay, the People's Republic of China, Peru, the Philippines, Poland, Portugal, the Republic of Moldova, Romania, Rwanda, Samoa, San Marino, Sao Tome and Principe, Saudi Arabia, Senegal, Serbia, the Seychelles, Sierra Leone, Singapore, Slovakia, Slovenia, the Solomon Islands, Somalia, South Africa, South Korea, Spain, Sri Lanka, St. Kitts and Nevis, St. Lucia, St. Vincent and the Grenadines, Suriname, Swaziland, Sweden, Switzerland, Syria, Taiwan, Tajikistan, Tanzania, Thailand, Togo, Tonga, Trinidad and Tobago, Tunisia, Turkey, Turkmenistan, Tuvalu, Uganda, the United Arab Emirates, the United Kingdom, Uruguay, Uzbekistan, Vanuatu, Venezuela, Vietnam, Yemen, Zaire, Zambia, and Zimbabwe
Broadcom BCM4312 802.11b/g for use in Afghanistan, Albania, Algeria, Andorra, Angola, Antigua and Barbuda, Argentina, Armenia, Aruba, Australia, Austria, Azerbaijan, the Bahamas, Bahrain, Bangladesh, Barbados, Belarus, Belgium, Belize, Benin, Bermuda, Bhutan, Bolivia, Bosnia and Herzegovina, Botswana, Brazil, the British Virgin Islands, Brunei, Bulgaria, Burkina Faso, Burundi, Cambodia, Cameroon, Cape Verde, the Central African Republic, Chad, Colombia, Comoros, the Congo, Costa Rica, Croatia, Cyprus, the Czech Republic, Denmark, Djibouti, Dominica, the Dominican Republic, East Timor, Ecuador, Egypt, El Salvador, Equitorial Guinea, Eritrea, Estonia, Ethiopia, Fiji, Finland, France, French Guiana, Gabon, Gambia, Georgia, Germany, Ghana, Gibraltar, Greece, Grenada, Guadeloupe, Guatemala, Guinea, Guinea-Bissau, Guyana, Haiti, Honduras, Hong Kong, Hungary, Iceland, India, Indonesia, Ireland, Israel, Italy, the Ivory Coast, Jamaica, Japan, Jordan, Kazakhstan, Kenya, Kiribati, Kuwait, Kyrgyzstan, Laos, Latvia, Lebanon, Lesotho, Liberia, Liechtenstein, Lithuania, Luxembourg, Macedonia, Madagascar, Malawi, Malaysia, the Maldives, Mali, Malta, the Marshall Islands, Martinique, Mauritania, Mauritius, Mexico, Micronesia, Monaco, Mongolia, Montenegro, Morocco, Mozambique, Namibia, Nauru, Nepal, the Nether Antilles, the Netherlands, New Zealand, Nicaragua, Niger, Nigeria, Norway, Oman, Pakistan, Palau, Panama, Papua New Guinea, Paraguay, the People's Republic of China, Peru, the Philippines, Poland, Portugal, Qatar, the Republic of Moldova, Romania, Russia, Rwanda, Samoa, San Marino, Sao Tome and Principe, Saudi Arabia, Senegal, Serbia, the Seychelles, Sierra Leone, Singapore, Slovakia, Slovenia, the Solomon Islands, Somalia, South Africa, South Korea, Spain, Sri Lanka, St. Kitts and Nevis, St. Lucia, St. Vincent and the Grenadines, Suriname, Swaziland, Sweden, Switzerland, Syria, Taiwan, Tajikistan, Tanzania, Thailand, Togo, Tonga, Trinidad and Tobago, Tunisia, Turkey, Turkmenistan, Tuvalu, Uganda, Ukraine, the United Arab Emirates, the United Kingdom, Uruguay, Uzbekistan, Vanuatu, Venezuela, Vietnam, Yemen, Zaire, Zambia, and Zimbabwe
518437-002
504593-004
(Continued)
3–4 Maintenance and Service Guide
Illustrated parts catalog
Item Description Spare Part Number
Atheros AR9285 802.11b/g/n for use in Afghanistan, Albania, Algeria, Andorra, Angola, Antigua and Barbuda, Argentina, Armenia, Aruba, Australia, Austria, Azerbaijan, the Bahamas, Bahrain, Barbados, Belgium, Belize, Benin, Bermuda, Bhutan, Bosnia and Herzegovina, Botswana, Brazil, the British Virgin Islands, Brunei, Bulgaria, Burkina Faso, Burundi, Cambodia, Cameroon, Cape Verde, the Central African Republic, Chad, Chile, Colombia, Comoros, the Congo, Costa Rica, Croatia, Cyprus, the Czech Republic, Denmark, Djibouti, Dominica, the Dominican Republic, East Timor, Ecuador, Egypt, El Salvador, Equatorial Guinea, Eritrea, Estonia, Ethiopia, Fiji, Finland, France, French Guiana, Gabon, Gambia, Georgia, Germany, Ghana, Gibraltar, Greece, Grenada, Guadeloupe, Guatemala, Guinea, Guinea-Bissau, Guyana, Haiti, Honduras, Hong Kong, Hungary, Iceland, India, Indonesia, Ireland, Italy, the Ivory Coast, Jamaica, Japan, Jordan, Kazakhstan, Kenya, Kiribati, Kuwait, Kyrgyzstan, Laos, Latvia, Lebanon, Lesotho, Liberia, Liechtenstein, Lithuania, Luxembourg, Macedonia, Madagascar, Malawi, Malaysia, the Maldives, Mali, Malta, the Marshall Islands, Martinique, Mauritania, Mauritius, Mexico, Micronesia, Monaco, Mongolia, Montenegro, Morocco, Mozambique, Namibia, Nauru, Nepal, the Nether Antilles, the Netherlands, New Zealand, Nicaragua, Niger, Nigeria, Norway, Oman, Palau, Panama, Papua New Guinea, Paraguay, the People's Republic of China, Peru, the Philippines, Poland, Portugal, the Republic of Moldova, Romania, Rwanda, Samoa, San Marino, Sao Tome and Principe, Saudi Arabia, Senegal, Serbia, the Seychelles, Sierra Leone, Singapore, Slovakia, Slovenia, the Solomon Islands, Somalia, South Africa, South Korea, Spain, Sri Lanka, St. Kitts and Nevis, St. Lucia, St. Vincent and the Grenadines, Suriname, Swaziland, Sweden, Switzerland, Syria, Taiwan, Tajikistan, Tanzania, Thailand, Togo, Tonga, Trinidad and Tobago, Tunisia, Turkey, Turkmenistan, Tuvalu, Uganda, the United Arab Emirates, the United Kingdom, Uruguay, Uzbekistan, Vanuatu, Venezuela, Vietnam, Yemen, Zaire, Zambia, and Zimbabwe
Mini Card bracket (not illustrated) 577509-001
14 Power connector and cable 486864-001
518436-002
(Continued)
Maintenance and Service Guide 3–5
Illustrated parts catalog
Item Description Spare Part Number
15 Base enclosure
Computer models with a modem module 492248-001
Computer models without a modem module 487359-001
Rubber Feet Kit (not illustrated, includes six rubber feet) 486863-001
16 RTC battery (includes cable and double-sided tape) 486835-001
17 Audio board 487344-001
Audio board cable 486841-001
18 Hard drive (includes hard drive bracket):
500 GB, 7200 rpm 575569-001
320 GB, 7200 rpm 575568-001
250 GB, 7200 rpm 575567-001
160 GB, 7200 rpm 580846-001
Hard Drive Hardware Kit (contains screws and hard drive bracket; not illustrated) 482158-001
19 Optical drive (includes bezel and bracket):
DVD±R/RW SuperMulti DL Drive with LightScribe 482178-003
Blu-ray ROM DVD±R/RW SuperMulti DL Drive with LightScribe 578406-001
20 Memory module (PC3 1333, 1066 MHz, DDR3):
1024 MB 590351-001
2048 MB 590352-001
21 Processor (includes replacement thermal material):
Intel Arrandale CPU-uPGA Socket Single-Core i5-520M (2.4 GHz, 3 MB L3 cache, 1066 MHz SC Turbo)
Intel Arrandale CPU-uPGA Socket Single-Core i5-540M (2.53 GHz, 3 MB L3 cache, 1066 MHz SC Turbo)
22 Bluetooth module (select models only) 537921-001
Bluetooth module cable for discrete models 488130-001
Bluetooth module cable for UMA models 486868-001
23 Battery
6-cell Li-Ion (2.2 Ah, 47 Wh)
594187-001
594188-001
484170-001
3–6 Maintenance and Service Guide

Display assembly

Illustrated parts catalog
Item Description Spare part number
1 Display bezel
Models with a microphone module 487285-001
Models with a webcam/microphone module 487286-001
Display Hinge Kit 486737-001
2a Left hinge and bracket
2b Right hinge and bracket
3 Webcam/microphone module (select models only) 487287-001
4 14.1-in WXGA TFT BrightView display panel (includes display panel cable) 487279-001
5 Display inverter 486736-001
6 Microphone module and cable 517629-001
7 Wireless antenna transceivers and cable
Discrete graphics subsystems 502979-001
UMA graphics subsystems 489066-001
8 Display enclosure 487284-001
Display cable* 486735-001
Display Screw Kit* 486730-001
Display Rubber Kit* (includes rubber screw covers and LCD rubber pads) 487283-001
Internal display switch* 489862-001
* not illustrated
Maintenance and Service Guide 3–7
Illustrated parts catalog

Plastics Kit

Item Description Spare part number
Plastics Kit: 486862-001
1 Hard Drive cover (includes two captive screws)
2 Memory Module compartment cover
3 Mini Card compartment cover
3–8 Maintenance and Service Guide
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