HP Envy 15 Manual

HP 15 Notebook PC
Maintenance and Service Guide

© Copyright 2014 Hewlett-Packard
Development Company, L.P.
Intel and Pentium are trademarks of Intel
Corporation in the U.S. and other countries.
Bluetooth is a trademark owned by its
proprietor and used by Hewlett-Packard
Company under license. Microsoft, Windows,
Windows 7, and Windows 8 are U.S. registered
trademarks of the Microsoft group of
companies. 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: November 2014
Document Part Number: 793965-001
Product notice
This guide describes features that are common
to most models. Some features may not be
available on your computer.
Not all features are available on all editions of
Windows 8. This computer may require
upgraded and/or separately purchased
hardware, drivers, and/or software to take full
advantage of Windows 8 functionality. See
http://www.microsoft.com for details.
This computer may require upgraded and/ or
separately purchased hardware and/or a DVD
drive to install the Windows 7 software and
take full advantage of Windows 7 functionality.
See http://windows.microsoft.com/en-us/
windows7/get-know-windows-7 for details.

Important Notice about Customer Self-Repair Parts
CAUTION: Your computer includes Customer Self-Repair parts and parts that should only be accessed by an
authorized service provider. See Chapter 5, "Removal and replacement procedures for Customer Self-Repair
parts," for details. Accessing parts described in Chapter 6, "Removal and replacement procedures for
Authorized Service Provider only parts," can damage the computer or void your warranty.
iii

iv Important Notice about Customer Self-Repair Parts

Safety warning notice
WARNING! To reduce the possibility of heat-related injuries or of overheating the device, do not place the
device directly on your lap or obstruct the device air vents. Use the device 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 device 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).
v

vi Safety warning notice

Table of contents
1 Product description ....................................................................................................................................... 1
2 External component identification ................................................................................................................. 4
Finding your hardware and software information ................................................................................................ 4
Locating hardware ............................................................................................................................... 4
Locating software ............................................................................................................................... 4
Right side ............................................................................................................................................................... 5
Left side ................................................................................................................................................................. 6
Display ................................................................................................................................................................... 7
Top ......................................................................................................................................................................... 8
TouchPad ............................................................................................................................................. 8
Lights ................................................................................................................................................... 9
Buttons and speakers ....................................................................................................................... 10
Keys ................................................................................................................................................... 11
Bottom ................................................................................................................................................................. 12
Locating system information .............................................................................................................................. 13
3 Illustrated parts catalog .............................................................................................................................. 14
Computer major components ............................................................................................................................. 14
Display assembly subcomponents ..................................................................................................................... 18
Miscellaneous parts ............................................................................................................................................. 19
Mass storage devices .......................................................................................................................................... 19
Sequential part number listing ........................................................................................................................... 20
4 Removal and replacement procedures preliminary requirements .................................................................... 23
Tools required ...................................................................................................................................................... 23
Service considerations ........................................................................................................................................ 23
Plastic parts ....................................................................................................................................... 23
Cables and connectors ...................................................................................................................... 24
Drive handling ................................................................................................................................... 24
Grounding guidelines ........................................................................................................................................... 25
Electrostatic discharge damage ....................................................................................................... 25
Packaging and transporting guidelines ......................................................................... 26
Workstation guidelines ................................................................................................... 26
Equipment guidelines ..................................................................................................... 27
vii

5 Removal and replacement procedures for Customer Self-Repair parts ............................................................. 28
Component replacement procedures ................................................................................................................. 28
Battery ............................................................................................................................................... 29
Service door ....................................................................................................................................... 29
Memory module ................................................................................................................................ 30
WLAN module .................................................................................................................................... 32
Optical drive ...................................................................................................................................... 34
6 Removal and replacement procedures for Authorized Service Provider parts ................................................... 36
Component replacement procedures ................................................................................................................. 36
Display panel ..................................................................................................................................... 37
Keyboard ........................................................................................................................................... 39
Top cover ........................................................................................................................................... 41
Hard drive .......................................................................................................................................... 46
Power button board .......................................................................................................................... 49
TouchPad button board .................................................................................................................... 51
Optical drive connector cable ........................................................................................................... 53
System board .................................................................................................................................... 55
RTC battery ........................................................................................................................................ 60
Fan ..................................................................................................................................................... 62
Heat sink assembly ........................................................................................................................... 64
Power connector cable ...................................................................................................................... 66
Speakers ............................................................................................................................................ 67
Display assembly .............................................................................................................................. 68
7 Using Setup Utility (BIOS) and HP PC Hardware Diagnostics (UEFI) ................................................................... 74
Starting Setup Utility (BIOS) ................................................................................................................................ 74
Updating the BIOS ................................................................................................................................................ 74
Determining the BIOS version ........................................................................................................... 74
Downloading a BIOS update .............................................................................................................. 75
Using HP PC Hardware Diagnostics (UEFI) .......................................................................................................... 75
Downloading HP PC Hardware Diagnostics (UEFI) to a USB device .................................................. 76
8 Specifications ............................................................................................................................................. 77
Computer specifications ...................................................................................................................................... 77
15.6-inch display specifications .......................................................................................................................... 77
Hard drive specifications ..................................................................................................................................... 78
9 Backing up, restoring, and recovering (select models only) ............................................................................. 79
Creating recovery media and backups ................................................................................................................ 79
viii

Creating HP Recovery media ............................................................................................................. 79
Restore and recovery .......................................................................................................................................... 80
Recovering using HP Recovery Manager .......................................................................................... 81
What you need to know .................................................................................................. 81
Using the HP Recovery partition (select models only) .................................................. 81
Using HP Recovery media to recover ............................................................................. 82
Changing the computer boot order ................................................................................ 82
Removing the HP Recovery partition (select models only) .............................................................. 82
10 Power cord set requirements ...................................................................................................................... 83
Requirements for all countries ........................................................................................................................... 83
Requirements for specific countries and regions ............................................................................................... 83
11 Recycling .................................................................................................................................................. 85
Index ............................................................................................................................................................. 86
ix

x

1 Product description
Category Description
Product Name HP 15 Notebook PC
Processors Processors are attached to the system board.
●Intel Core i3-4030U, 1.9 GHz, 1333 MHz/3 MB L2 cache, 15 W
●Intel Core i3-4010U, 1.7 GHz, 1333 MHz/3 MB L2 cache, 15 W
●Intel Core i3-4005U, 1.7 GHz, 1333 MHz/3 MB L2 cache, 15 W
●Intel Pentium N3540, 2.16 GHz, turbo up to 2.66 GHz, 1333 MHz/2 MB L2 cache, 4.5 W
●Intel Pentium N3530, 2.16 GHz, turbo up to 2.58 GHz, 1333 MHz/2 MB L2 cache, 4.5 W
●Intel Celeron N2940, 1.83 GHz, turbo up to 2.25 GHz, 1333 MHz/2 MB L2 cache, quad SDP, 4.5 W
●Intel Celeron N2840, 2.16 GHz, turbo up to 2.25 GHz, 1333 MHz/2 MB L2 cache, 4.5 W
●Intel Celeron N2830, 1.83 GHz, turbo up to 2.41 GHz, 1333 MHz/2 MB L2 cache, 4.5 W
Chipset Intel Bay Trail-M SoC
Intel Shark Bay ULT One Chip Solution
Graphics Internal graphics:
●Intel HD Graphics 4400 (Core i3 processors)
●Intel HD Graphics (Pentium and Celeron processors)
Supports either HD Decode, DX11.1, and HDMI or HD Decode, DX11, and HDMI
Panel 15.6 in, white light-emitting diode (WLED), high-definition (HD), BrightView (1366×768) display, 3.6 mm, SVA;
typical brightness: 200 nits
All display assemblies include wireless local area network (WLAN) antenna cables
16:9 Ultra Wide Aspect Ratio
Touchscreen, multi-touch enabled
Memory Two SODIMM non-customer-accessible/upgradable memory module slots (Core i3 processors)
DDR3L-1600 MHz dual channel support (DDR3L-1600 dual channel support)
One SODIMM non-customer-accessible/upgradable memory module slot (Pentium, Celeron processors)
DDR3L-1333 MHz dual channel support (DDR3L-1600 downgraded to DDR3L-1333)
Supports up to 4 GB max system memory (DDR3L-1600 MHz module)
Supports the following system RAM configurations:
●8192 MB (8192 MB×1 or 4096 MB×2)
●6144 MB (4096 MB×1 + 2048 MB×1)
●4096 MB (4096 MB×1 or 2048 MB×2)
●2048 MB (2048 MB×1)
Hard drive Supports 6.35 cm (2.5 in) hard drives in 9.5 mm (.37 in) and 7.0 mm (.28 in) thicknesses (all hard drives use the
same bracket)
1

Category Description
Serial ATA
Accelerometer/hard drive protection support
Supports the following hard drives:
●750 GB, 5400 rpm, 9.5 mm
●500 GB, 5400 rpm, 9.5 mm and 7.0 mm
●320 GB, 5400 rpm, 9.5 mm and 7.0 mm
Optical drive 9.5 mm tray load, SATA, fixed
DVD±RW Double-Layer SuperMulti Drive
Zero power optical drive
Supports M-Disc
Audio and video HD audio
Dual speakers
VGA camera (fixed, no tilt with activity LED; 640×480 by 24 frames per second)
HD camera (fixed, no tilt with activity LED; 1280×720 by 30 frames per second)
Single digital microphone
Ethernet Integrated 10/100 NIC
Wireless Integrated wireless options with single antennas (HMC/PCIe)
Support for the following WLAN formats:
●Qualcomm Atheros AR9485 802.11bgn 1x1 Wi-Fi adapter
●Realtek RTL8188EE 802.11bgn 1x1 Wi-Fi adapter
●Realtek RT8723BE 802.11bgn 1x1 Wi-Fi+BT 4.0 Combo Adapter
●Broadcom BCM43142 802.11bgn 1x1 Wi-Fi + BT 4.0 HMC Combo Adapter
Compatible with Miracast-certified devices
Wireless display support (WiFi direct)
External media
cards
HP Multi-Format Memory Card Reader slot with push-push technology, supporting the following digital card
formats:
●Secure Digital (SD) Memory Card
●Secure Digital High Capacity (SDHC) Memory Card
●Secure Digital eXtended Capacity (SDXC) Memory Card
Ports AC Smart Pin adapter plug (4.5 mm barrel)
Combination audio-out (headphone)/audio-in (microphone)
RJ-45 (Ethernet)
USB 3.0 (2 ports), USB 2.0 (1 port)
HDMI 1.4 output supporting 1920x1200 @ 60 Hz
Keyboard/
pointing devices
Full-size, textured island-style with black keyboard frame
Multitouch gestures enabled
Supports Windows® 8 Modern TrackPad Gestures
2 Chapter 1 Product description

Category Description
Support PS/2 interface
Power
requirements
Supports the following AC adapters:
1 M length power cord
45 W HP Smart AC adapter (3-wire, 4.5 mm barrel)
Supports the following batteries:
●4 cell, 41 Whr, 2.8 AH
●3 cell, 31 Whr, 2.8 AH
Security Kensington Security Lock
Operating system Preinstalled:
Windows 8.1 with Bing image (64 bit)
Windows 8.1
Serviceability End user replaceable parts:
AC adapter
Battery
Keyboard (select model replacement only)
Memory module
Optical drive
Hard drive
WLAN module
3

2 External component identification
Finding your hardware and software information
Locating hardware
To find out what hardware is installed on your computer:
1. From the Start screen, type control panel, and then select Control Panel.
2. Select System and Security, select System, and then click Device Manager in the left column.
A list displays all the devices installed on your computer.
To find out information about system hardware components and the system BIOS version number, press fn
+esc.
Locating software
To find out what software is installed on your computer:
▲From the Start screen, click the down arrow in the lower-left corner of the screen.
4 Chapter 2 External component identification

Right side
Component Description
(1) Power light ●On: The computer is on.
●Blinking: The computer is in the Sleep state, a power-
saving state. The computer shuts off power to the display
and other unneeded components.
●Off: The computer is off or in Hibernation. Hibernation is a
power-saving state that uses the least amount of power.
(2) Hard drive or eMMC light Blinking white: The hard drive or eMMC is being accessed.
(3) Audio-out (headphone) jack/Audio-in
(microphone) jack
Connects optional powered stereo speakers, headphones,
earbuds, a headset, or a television audio cable. Also connects
an optional headset microphone. This jack does not support
optional microphone-only devices.
WARNING! To reduce the risk of personal injury, adjust the
volume before putting on headphones, earbuds, or a headset.
For additional safety information, refer to the Regulatory,
Safety and Environmental Notices. To access this guide, from
the Start screen, type support, select the HP Support
Assistant app, select My computer, and then select User
guides.
NOTE: When a device is connected to the jack, the computer
speakers are disabled.
NOTE: Be sure that the device cable has a 4-conductor
connector that supports both audio-out (headphone) and
audio-in (microphone).
(4) USB 2.0 port Connects an optional USB device, such as a keyboard, mouse,
external drive, printer, scanner or USB hub.
(5) Optical drive (select models only) Depending on your computer model, reads an optical disc or
reads and writes to an optical disc.
NOTE: For disc compatibility information, go to the Help and
Support web page. Follow the web page instructions to select
your computer model. Select Drivers & Downloads, and then
follow the on-screen instructions.
Right side 5

Left side
Component Description
(1) Power connector Connects an AC adapter.
(2) AC adapter light ●On: The AC adapter is connected and the battery is
charged.
●Off: The computer is using battery power.
(3) Security cable slot Attaches an optional security cable to the computer.
NOTE: The security cable is designed to act as a deterrent,
but it may not prevent the computer from being mishandled or
stolen.
(4) RJ-45 (network) jack/status lights Connects a network cable.
●White: The network is connected.
●Amber: Activity is occurring on the network.
(5) Vent Enable airflow to cool internal components.
NOTE: 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.
(6) HDMI port Connects an optional video or audio device, such as a high-
definition television, any compatible digital or audio
component, or a high-speed HDMI device.
(7) USB 3.0 ports Connect optional USB devices, such as a keyboard, mouse,
external drive, printer, scanner or USB hub.
(8) Memory card reader Reads optional memory cards that store, manage, share, or
access information.
To insert a card:
●Hold the card label-side up, with connectors facing the
slot, insert the card into the slot, and then push in on the
card until it is firmly seated.
To remove a card:
●Press in on the card until it pops out.
6 Chapter 2 External component identification

Display
Component Description
(1) Internal display switch Turns off the display and initiates Sleep if the display is closed while
the power is on.
NOTE: The internal display switch is not visible from the outside of
the computer.
(2) Internal microphone Records sound.
NOTE: Select models have two microphone holes.
(3) Webcam light On: The webcam is in use.
(4) Webcam Records video and captures photographs. Some models allow you to
video conference and chat online using streaming video.
To use the webcam, from the Start screen, type camera, and then
select Camera from the list of applications.
(5) WLAN antennas* Send and receive wireless signals to communicate with wireless local
area networks (WLANs).
*The antennas are not visible from the outside of the computer. For optimal transmission, keep the areas immediately around the
antennas free from obstructions. For wireless regulatory notices, see the section of the Regulatory, Safety, and Environmental Notices
that applies to your country or region. To access this guide, from the Start screen, type support, and then select the HP Support
Assistant app.
Display 7

Top
TouchPad
Component Description
(1) TouchPad zone Reads your finger gestures to move the pointer or activate
items on the screen.
NOTE: The TouchPad also supports edge-swipe gestures.
(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.
8 Chapter 2 External component identification

Lights
Component Description
(1) Caps lock light On: Caps lock is on, which switches the keys to all capital letters.
(2) Mute light ●Amber: Computer sound is off.
●Off: Computer sound is on.
(3) Wireless light On: An integrated wireless device, such as a wireless local area
network (WLAN) device and/or a Bluetooth device, is on.
NOTE: On some models, the wireless light is amber when all
wireless devices are off.
Top 9

Buttons and speakers
Component Description
(1) 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.
CAUTION: Pressing and holding down the power button will
result in the loss of unsaved information.
If the computer has stopped responding and Windows shutdown
procedures are ineffective, press and hold the power button
down for at least 5 seconds to turn off the computer.
To learn more about your power settings, see your power
options. From the Start screen, type power, select Power and
sleep settings, and then select Power and sleep from the list of
applications.
(2) Speakers Produce sound.
10 Chapter 2 External component identification