HP 1150NR - Mini - Atom 1.6 GHz Manual

HP ENVY 15
Maintenance and Service Guide
Document Part Number: 577090-001
September 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.
ATI and ATI Mobility Radeon are trademarks of Advanced Micro Devices, Inc. Bluetooth is a trademark owned by its proprietor and
used by Hewlett-Packard Company under license. Intel and Core are trademarks of Intel Corporation in the U.S. and other countries.
Microsoft and Windows are U.S. registered trademarks of Microsoft Corporation. SD Logo is a trademark of its proprietor.
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: September 2009
Document Part Number: 577090-001

Safety warning notice
ÅWARNING: To reduce the possibility of heat-related injuries or of overheating the computer, do not place the computer directly
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).

Maintenance and Service Guide iv
Contents
1 Product description
2 External component identification
Identifying hardware . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–1
Top components. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–2
Display components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–2
Button . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–3
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–4
Lights . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–5
TouchPad . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–6
TouchPad buttons . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–7
Front components. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–8
Left-side components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–8
Right-side components. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–9
Bottom components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2–10
3 Illustrated parts catalog
Service tag . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3–1
Computer major components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3–3
Display components. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3–9
Mass storage devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3–11
Miscellaneous parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3–13
Sequential part number listing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3–14
4 Removal and replacement procedures
Preliminary replacement requirements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–1
Tools required . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–1
Service considerations. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–1
Grounding guidelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–2
Service tag . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–5
Component replacement procedures . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–6
Computer feet . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–6
Battery. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–7
Expansion memory module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–8
Top cover . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–10
Keyboard. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–12
Speaker assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–14
Primary memory module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–15
WLAN module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–16
RTC battery. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–19
Hard drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–20

vMaintenance and Service Guide
Contents
Processor fan/heat sink assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–22
Processor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–24
Power button board and cable. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–25
Power connector cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–26
Video fan/heat sink assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–27
System board. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–29
Display assembly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4–33
5 Setup Utility (BIOS)
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
Updating the BIOS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–5
Updating the BIOS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5–5
6 Specifications
Computer specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6–1
15.6-in display specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6–2
Hard drive specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6–3
9.5-mm, 2.5-in hard drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6–3
8.0-mm, 1.8-in hard drive . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6–4
Blu-ray ROM DVD±R/RW SuperMulti Double-Layer Drive specifications . . . . . . . . . . . . . . . . . . . . . . . 6–5
DVD±RW and CD-RW SuperMulti Double-Layer Combo Drive specifications. . . . . . . . . . . . . . . . . . . . 6–6
System DMA specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6–7
System memory map specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6–7
System interrupt specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6–8
System I/O address specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6–9
7 Screw listing
Phillips PM2.0×4.0 screw . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7–1
Phillips PM2.0×12.0 screw . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7–3
Phillips PM2.0×5.0 screw . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7–4
Phillips PM2.0×2.0 screw . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7–5
Phillips PM1.5×1.5 screw . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7–6
Phillips PM2.0×4.0 broadhead screw . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7–7
Phillips PM3.0×4.0 screw . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7–8
Phillips PM2.0×6.0 captive screw . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7–9
Phillips PM2.0×3.0 screw . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7–10
Phillips PM2.5×6.0 screw . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7–13

Contents
Maintenance and Service Guide vi
8 Backup and recovery
Creating recovery discs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8–2
Backing up your information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8–3
Using Windows Backup and Restore . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8–4
Using system restore points . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8–4
Performing a recovery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8–5
Recovering from the recovery discs . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8–6
9 Connector pin assignments
Audio-in (microphone). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9–1
Audio-out (headphone) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9–1
HDMI . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9–2
RJ-45 (network) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9–3
Universal Serial Bus. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9–4
10Power cord set requirements
Requirements for all countries and regions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10–1
Requirements for specific countries and regions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10–2
11Recycling
Battery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11–1
Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11–1
Index

Maintenance and Service Guide 1–1
1
Product description
Category Description
Product name HP ENVY 15 Notebook PC
Processors Intel® Core™ i7-820QM 1.73-GHz processor with embedded
Northbridge (SC turbo up to 3.06-GHz)
Intel Core i7-720QM 1.60-GHz processor with embedded Northbridge
(SC turbo up to 2.80-GHz)
Chipset Intel 5 series express chipsets
PM57 platform controller hub (PCH) Peak-M
Graphics ATI Mobility Radeon™ HD 4830 (M97) Discrete PCI Express Graphics
with 1 GB of dedicated video memory (64M×16, 1.5V, 800 MHz, DDR3
@1333 MHz)
Panel 15.6-in AntiGlare, full high-definition (FHD) (1920 × 1080),
light-emitting diode (LED), dual-channel display assembly
15.6-in BrightView, HD (1368 × 768), LED display assembly
16 × 9 wide aspect ratio
Supports privacy filter
Includes 2 wireless local-area network (WLAN) antennas
Supports ambient light sensor (ALS)
Memory 4 memory module slots (customer accessible/upgradeable), supports
up to 16-GB memory
Supports DDR3, 1066-MHz dual channel memory
(Continued)

1–2 Maintenance and Service Guide
Product description
Mass storage devices Supports either 8.0-mm SATA 1.8-in or 9.5-mm SATA 2.5-in hard drives
Supports the following hard drive configurations:
2.5-in, 7200-rpm:
■640-GB
■500-GB
■320-GB
■250-GB
1.8-in, 5400-rpm:
■320-GB
■250-GB
■160-GB
Optical drive External USB support for the following:
■Blu-ray ROM with LightScribe DVD±R/RW SuperMulti
Double-Layer Drive
■DVD±RW and CD-RW SuperMulti Double-Layer Combo Drive
with LightScribe
Microphone 2 integrated digital dual-array microphones
Microphone jack
Webcam Night-vision/low-light VGA camera with infrared LED for illumination
Supports OVT7738 camera sensor with F2.0, dual-band lens
Fixed (no tilt)
Activity light
640 × 480 by 24 frames per second
Audio HD IDT 92HD75B audio
Dolby Home Theater technology
2 stereo speakers with 2-watt power rating
Headphone jack
Ethernet Marvell 88E8072-B1 10/100/1000 Ethernet
S3/S5 wake on LAN (AC mode only)
Ethernet cable not included
(Continued)
Category Description

Product description
Maintenance and Service Guide 1–3
Power requirements 120- and 90-W HP Smart Adapter (100–240V)
Battery options:
■Primary battery: 6-cell, 2.40-Ah (53-Wh) Li-ion battery,
user replaceable
■Extended battery: 9-cell, 2.80-Ah (93-Wh) Li-ion battery,
user replaceable
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:
■Intel WiFi Link 6200 802.11 a/g/n
■Intel WiFi Link 6200 802.11 a/g/n with Bluetooth®
■Intel WiFi Link 5100 802.11 a/g/n
■Intel WiFi Link 5100 802.11 a/g/n with Bluetooth
■Intel WiFi Link 6100 802.11 a/b/g
■Intel WiFi Link 6100 802.11 a/b/g with Bluetooth
■Intel WiFi Link 5100 802.11 a/b/g
■Intel WiFi Link 5100 802.11 a/b/g with Bluetooth
■Intel 1000 802.11 b/g/n
■Intel 1000 802.11 b/g/n with Bluetooth
■Intel 1000 802.11 b/g
■Intel 1000 802.11 b/g with Bluetooth
External media cards Digital Media Slot
Supports the following digital card formats:
■MultiMediaCard
■micro MultiMediaCard (adapter required)
■MultiMediaCard Plus
■Secure Digital (SD) Memory Card
■micro Secure Digital Memory Card (adapter required)
■Secure Digital High Capacity Memory Card
(Continued)
Category Description

1–4 Maintenance and Service Guide
Product description
Ports 3.5-mm headphone/microphone combo jack (stereo, supports jack
detection)
eSATA/USB 2.0 combo port (1)
High Definition Multimedia Interface (HDMI) v1.3b supporting
1920 × 1080 at 60 Hz
HP Smart Adapter AC adapter plug
RJ-45
Primary battery connector
Secondary battery connector
USB 3.0 ports (2, each capable of driving an external optical drive)
USB 2.0 ports (2, each capable of driving an external optical drive)
✎The total combined power for all USB ports is 3.0 amps, with all
power available from any single port. This power is available
whenever the AC adapter is supplying power, including S3 and
S5 modes.
Keyboard/
pointing devices
Full-size optimized keyboard with 1.8-mm keystroke travel distance
TouchPad with gesture support (media “M,” scroll, pinch, zoom)
Taps enabled by default
Serviceability End-user replaceable parts:
AC adapter
Battery
External optical drive
Memory (only 2 slots are customer accessible)
Security Security cable slot with adapter
Operating system Preinstalled:
■Microsoft® Windows® 7 Home Premium 64
■Microsoft Windows 7 Professional 64
■Configurable Linux embedded
Category Description

Maintenance and Service Guide 2–1
2
External component identification
Identifying hardware
Components included with the computer may vary by region and model. The illustrations in this chapter identify
the standard features on most computer models.
To see a list of hardware installed in the computer:
»Select Start > Control Panel > System and Security. Then in the System area, click Device Manager.
You can also add hardware or modify device configurations using Device Manager.
✎Windows includes the User Account Control feature to improve the security of your computer. You may be
prompted for your permission or password for tasks such as installing software, running utilities, or changing
Windows settings. Refer to Help and Support for more information.

2–2 Maintenance and Service Guide
External component identification
Top components
Display components
Item Component Description
(1) Ambient light sensor Adjusts the screen brightness levels automatically, based on surrounding
lighting conditions.
(2) Internal microphones (2) Record sound.
(3) Webcam light On: The webcam is in use.
(4) Webcam infrared (IR) lights (2) Improve the webcam picture quality in low-light conditions.
(5) Webcam Records video and captures still photographs.
(6) Wireless antennas (2) Send and receive signals from one or more wireless devices. These antennas
are not visible from the outside of the computer.
✎For optimal transmission, keep the areas immediately around the
antennas free from obstructions.
To see wireless regulatory notices, refer to the section of the Regulatory,
Safety and Environmental Notices that applies to your country or region.
These notices are located in Help and Support.
(7) Internal display switch Turns off the display and initiates Sleep if the display is closed while the power
is on.
✎The internal display switch is not visible from the outside of the
computer.

External component identification
Maintenance and Service Guide 2–3
Button
Component Description
Power button ■When the computer is off, press the button to turn on the computer.
■When the computer is on, press the button briefly to initiate Sleep.
■When the computer is in the Sleep state, press the button briefly to
exit Sleep.
■When the computer is in Hibernation, press the button briefly to
exit Hibernation.
If the computer has stopped responding and Windows shutdown procedures
are ineffective, press and hold the power button for at least 5 seconds to turn
off the computer.
To learn more about your power settings, select Start > Control Panel >
System and Security > Power Options.

2–4 Maintenance and Service Guide
External component identification
Keys
Item Component Description
(1) Action keys Execute frequently used system functions.
(2) wireless key Turns the wireless feature on or off.
✎This key does not establish a wireless connection. To establish a
wireless connection, a wireless network must also be set up.
(3) Windows applications key Displays a shortcut menu for items beneath the cursor.
(4) Windows logo key Displays the Windows Start menu.
(5) fn key Executes frequently used system functions when pressed in combination with
a function key or the esc key.
(6) calculator key Opens the Windows calculator function.
(7) print options key Opens the Print Options window of the active Windows program.
(8) Web key Opens a Web browser.
✎Until you have set up your Internet or network services, the Web key
opens the Windows Internet Connection Wizard. After you have set up
your Internet or network services and your Web browser home page,
you can press the Web key to quickly access your home page and
the Internet.
(9) Media Launch key Opens HP MediaSmart. HP MediaSmart turns your computer into a mobile
entertainment center. You can enjoy music and movies and manage and edit
your photo collections.
(10) mail key Opens your default e-mail program.
✎The first time you press the mail key, you may be prompted to set up
your e-mail account. After you have set up your e-mail, you can press
the mail key to quickly access your e-mail.
(11) esc key Displays system information when pressed in combination with the fn key.

External component identification
Maintenance and Service Guide 2–5
Lights
Item Component Description
(1) TouchPad light ■Amber: The TouchPad is off.
■Off: The TouchPad is on.
(2) Caps lock light White: Caps lock is on.
(3) Power light ■White: The computer is on.
■Blinking white: The computer is in the Sleep state.
■Off: The computer is off or in Hibernation.
(4) Mute light Amber: Computer sound is off.
(5) Wireless light ■Off: An integrated wireless device, such as a WLAN device and/or a
Bluetooth device, is on.
✎Wireless devices are enabled at the factory.
■Amber: All wireless devices are off.

2–6 Maintenance and Service Guide
External component identification
TouchPad
Component Description
TouchPad* Moves the pointer and selects or activates items on the screen.
*This table describes factory settings. To view and change pointing device preferences, select Start > Devices and Printers.
Then, right-click the device representing your computer, and select Mouse settings.

External component identification
Maintenance and Service Guide 2–7
TouchPad buttons
Item Component Description
(1) TouchPad on/off button Turns the TouchPad on and off. Lightly press the button and hold for
2 seconds to turn the TouchPad on and off.
(2) Left TouchPad button* Functions like the left button on an external mouse.
(3) Right TouchPad button* Functions like the right button on an external mouse.
*This table describes factory settings. To view and change pointing device preferences, select Start > Devices and Printers.
Then, right-click the device representing your computer, and select Mouse settings.

2–8 Maintenance and Service Guide
External component identification
Front components
Left-side components
Item Component Description
(1) Vents (2) 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) Digital Media Slot Supports the following digital card formats:
■MultiMediaCard
■micro MultiMediaCard (adapter required)
■MultiMediaCard Plus
■Secure Digital Memory Card
■micro Secure Digital Memory Card (adapter required)
■Secure Digital High Capacity Memory Card
Item Component Description
(1) Battery light ■Off: The computer is running on battery power.
■Blinking amber: The battery has reached a low battery level, a critical
battery level, or there is a battery error.
■Amber: A battery is charging.
■White: The computer is connected to external power and the battery is
fully charged.
(2) Power connector Connects an AC adapter.
(3) Vent Enables 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.
(4) Drive light ■Blinking white: The hard drive is being accessed.
■Amber (select models only): HP ProtectSmart Hard Drive Protection has
temporarily parked the hard drive.
(5) Speaker Produces sound.

External component identification
Maintenance and Service Guide 2–9
Right-side components
Item Component Description
(1) Speaker Produces sound.
(2) Security cable slot Attaches an optional security cable to the computer.
✎The security cable is designed to act as a deterrent, but it may not
prevent the computer from being mishandled or stolen.
(3) Audio-out (headphone) jack/Audio-in
(microphone) jack
Produces sound when connected to optional powered stereo speakers,
headphones, earbuds, a headset, or television audio. Also connects an
optional headset microphone.
✎When a device is connected to the jack, the device speakers
are disabled.
(4) eSATA/USB port Connects a high-performance eSATA component, such as an eSATA external
hard drive, or connects an optional USB device.
(5) USB ports (2) Connect optional USB devices.
(6) HDMI port Connects an optional video or audio device, such as a high-definition
television, or any compatible digital or audio component.
(7) RJ-45 (network) jack Connects a network cable.
(8) Vent Enables 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
External component identification
Bottom components
Item Component Description
(1) Vents (5) 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) Battery bay Holds the primary battery.
✎The primary battery is preinstalled in the battery bay at the factory.
(3) Battery lock Locks the primary battery inside the battery bay.
(4) Accessory battery connector Connects an optional accessory battery.
(5) Memory module compartment Holds the memory modules.
(6) Battery release latch Releases the primary battery from the battery bay.