HP HP 242 G2 Manual

HP 242 G2 Notebook PC
Maintenance and Service Guide

© Copyright 2013 Hewlett-Packard
Development Company, L.P.
Bluetooth is a trademark owned by its
proprietor and used by Hewlett-Packard
Company under license. Intel and Core are U.S.
registered trademarks of Intel Corporation.
Microsoft and Windows 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 2013
Document Part Number: 754150-001
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 ................................................................................................................. 5
Display ................................................................................................................................................................... 5
Top ......................................................................................................................................................................... 6
TouchPad ............................................................................................................................................. 6
Lights ................................................................................................................................................... 7
Buttons, speakers, and fingerprint reader (select models only) ....................................................... 8
Keys ..................................................................................................................................................... 9
Left ....................................................................................................................................................................... 10
Right ..................................................................................................................................................................... 11
Front ..................................................................................................................................................................... 12
Bottom ................................................................................................................................................................. 13
3 Illustrated parts catalog .............................................................................................................................. 15
Service tag ........................................................................................................................................................... 15
Computer major components ............................................................................................................................. 17
Display assembly subcomponents ..................................................................................................................... 20
Plastics kit ............................................................................................................................................................ 21
Mass storage devices .......................................................................................................................................... 22
Miscellaneous parts ............................................................................................................................................. 23
Sequential part number listing ........................................................................................................................... 23
4 Removal and replacement procedures preliminary requirements .................................................................... 27
Tools required ...................................................................................................................................................... 27
Service considerations ........................................................................................................................................ 27
Plastic parts ....................................................................................................................................... 27
Cables and connectors ...................................................................................................................... 28
Drive handling ................................................................................................................................... 28
Grounding guidelines ........................................................................................................................................... 29
Electrostatic discharge damage ....................................................................................................... 29
Packaging and transporting guidelines ......................................................................... 30
Workstation guidelines ................................................................................ 30
5 Removal and replacement procedures for Customer Self-Repair parts ............................................................. 32
Component replacement procedures ................................................................................................................. 32
vii

Battery ............................................................................................................................................... 33
Hard drive .......................................................................................................................................... 34
WLAN module .................................................................................................................................... 37
mSATA drive ...................................................................................................................................... 39
Memory module ................................................................................................................................ 40
Optical drive ...................................................................................................................................... 42
RTC battery ........................................................................................................................................ 44
6 Removal and replacement procedures for Authorized Service Provider parts ................................................... 45
Component replacement procedures ................................................................................................................. 45
Keyboard ........................................................................................................................................... 46
Top cover ........................................................................................................................................... 49
Fingerprint reader board ................................................................................................................... 51
Power button board .......................................................................................................................... 53
TouchPad button board .................................................................................................................... 54
Fan ..................................................................................................................................................... 56
Audio/USB board ............................................................................................................................... 58
System board .................................................................................................................................... 59
Power connector cable ...................................................................................................................... 62
Heat sink ............................................................................................................................................ 63
Processor ........................................................................................................................................... 66
Speakers ............................................................................................................................................ 68
Display assembly subcomponents ................................................................................................... 69
7 Computer Setup (BIOS), MultiBoot, and HP PC Hardware Diagnostics (UEFI) in Windows 8 .................................. 75
Using Computer Setup ......................................................................................................................................... 75
Starting Computer Setup .................................................................................................................. 75
Navigating and selecting in Computer Setup ................................................................................... 75
Restoring factory settings in Computer Setup ................................................................................. 76
Updating the BIOS ............................................................................................................................. 76
Determining the BIOS version ........................................................................................ 76
Downloading a BIOS update ........................................................................................... 77
Using MultiBoot ................................................................................................................................................... 78
About the boot device order ............................................................................................................. 78
Choosing MultiBoot preferences ...................................................................................................... 78
Setting a new boot order in Computer Setup ................................................................. 78
Dynamically choosing a boot device using the f9 prompt ............................................. 79
Setting a MultiBoot Express prompt .............................................................................. 79
Entering MultiBoot Express preferences ....................................................................... 79
Using HP PC Hardware Diagnostics (UEFI) .......................................................................................................... 79
Downloading HP PC Hardware Diagnostics (UEFI) to a USB device .................................................. 80
viii

8 Computer Setup (BIOS), MultiBoot, and HP PC Hardware Diagnostics (UEFI) in Windows 7 .................................. 81
Using Computer Setup ......................................................................................................................................... 81
Starting Computer Setup .................................................................................................................. 81
Navigating and selecting in Computer Setup ................................................................................... 81
Restoring factory settings in Computer Setup ................................................................................. 82
Updating the BIOS ............................................................................................................................. 76
Determining the BIOS version ........................................................................................ 82
Downloading a BIOS update ........................................................................................... 83
Using MultiBoot ................................................................................................................................................... 84
About the boot device order ............................................................................................................. 84
Choosing MultiBoot preferences ...................................................................................................... 84
Setting a new boot order in Computer Setup ................................................................. 84
Dynamically choosing a boot device using the f9 prompt ............................................. 85
Setting a MultiBoot Express prompt .............................................................................. 85
Entering MultiBoot Express preferences ....................................................................... 85
Using HP PC Hardware Diagnostics (UEFI) (select models only) ........................................................................ 85
Downloading HP PC Hardware Diagnostics (UEFI) to a USB device .................................................. 86
9 Computer Setup (BIOS) and Advanced System Diagnostics in SUSE Linux .......................................................... 87
Starting Computer Setup ..................................................................................................................................... 87
Using Computer Setup ......................................................................................................................................... 87
Navigating and selecting in Computer Setup ................................................................................... 87
Restoring factory settings in Computer Setup ................................................................................. 88
Updating the BIOS ................................................................................................................................................ 88
Determining the BIOS version ........................................................................................................... 88
Downloading a BIOS update .............................................................................................................. 89
Using Advanced System Diagnostics .................................................................................................................. 89
10 Specifications ........................................................................................................................................... 91
Computer specifications ...................................................................................................................................... 91
35.6 cm (14.0-in) display specifications ............................................................................................................. 91
Hard drive specifications ..................................................................................................................................... 92
DVD±RW Double-Layer with SuperMulti Drive ................................................................................................... 93
11 Backup and recovery in Windows 8 .............................................................................................................. 94
Backing up your information ............................................................................................................................... 94
Performing a system recovery ............................................................................................................................ 94
Using the Windows recovery tools ................................................................................................... 94
Using f11 recovery tools ................................................................................................................... 95
ix

Using Windows operating system media (purchased separately) ................................................... 96
Using Windows Refresh or Windows Reset ...................................................................................... 97
Using HP Software Setup .................................................................................................................. 97
12 Backup and recovery in Windows 7 .............................................................................................................. 98
Creating recovery media and backups ................................................................................................................ 98
Guidelines .......................................................................................................................................... 98
Creating recovery media with HP Recovery Disc Creator ................................................................. 98
Creating recovery media ................................................................................................. 99
Backing up your information ............................................................................................................ 99
Performing a system recovery .......................................................................................................................... 100
Using the Windows recovery tools ................................................................................................. 100
Using f11 recovery tools (select models only) ............................................................................... 101
Using Windows 7 operating system media .................................................................................... 101
13 Backup and Recovery in SUSE Linux ........................................................................................................... 103
Backing up your information ............................................................................................................................. 103
Performing a system recovery .......................................................................................................................... 103
14 Statement of Volatility ............................................................................................................................ 105
Non-volatile memory usage ............................................................................................................................. 106
Questions and answers ..................................................................................................................................... 108
15 Power cord set requirements .................................................................................................................... 110
Requirements for all countries ......................................................................................................................... 110
Requirements for specific countries and regions ............................................................................................. 110
16 Recycling ................................................................................................................................................ 112
Index ........................................................................................................................................................... 113
x

1 Product description
Category Description Discrete
models
UMA
models
Product Name HP 242 G2 Notebook PC √√
Processors ●Intel® Core® i7-4600M 2.90-GHz processor (turbo up to 3.60-GHz; 1600-
MHz FSB, 4.0-MB L3 cache, 37 W)
●Intel Core i5-4200M 2.50-GHz processor (turbo up to 3.10-GHz, 1600-
MHz FSB, 3.0-MB L3 cache, 37 W)
●Intel Core i3-4100M 2.50-GHz processor (1600-MHz FSB, 3.0-MB L3
cache, 37 W)
●Intel Core i3-4000M 2.40-GHz processor (1600-MHz FSB, 3.0-MB L3
cache, 37 W)
●Intel Pentium 3550M 2.30-GHz processor (1600-MHz FSB, 2.0-MB L3
cache, 37 W)
●Intel Celeron 2950M 2.00-GHz processor (1600-MHz FSB, 2.0-MB L3
cache, 37 W)
√√
Chipset Intel HM87 Express chipset √√
Graphics Internal graphics:
●Intel HD Graphics 4600 (Core i processors)
●Intel HD Graphics (Pentium/Celeron processors)
√√
Switchable Discrete Graphics:
AMD Radeon HD 8570M, 1 GB or 2 GB dedicated video memory
√
Panel 14.0-in high-definition (HD), LED, SVA, anti-glare, 1366×768, 16:9 aspect ratio,
5.2-mm display
Support for low-voltage differential signalling (LVDS)
√√
Memory Two customer-accessible/upgradable memory module slots
Support for 1600-MHz, 12800 DDR3L memory modules
Support for 16 -GB of system RAM in the following configurations:
●16348-MB (8192-MB × 1; not supported for 32-bit operating system)
●8192-MB (4096-MB × 2; dual channel; not supported for 32-bit operating
system)
●4096-MB (2048-MB × 2; dual channel)
●2048-MB (2048-MB × 1)
√√
Flash 32-GB mSATA √√
Primary storage Support for 6.35-cm (2.5-in) hard drives in 7.0-mm (.28-in) and 9.5-mm (.37-
in) thickness
Support for mSATA
Support Intel Smart Response Technology
√√
1

Category Description Discrete
models
UMA
models
Support for Accelerometer hard drive protection
Support for the following single hard drive configurations:
●1-TB, 5400-rpm, 9.5-mm
●750-GB, 5400-rpm, 9.5-mm
●500-GB, 7200-rpm, 7.0-mm or 9.5-mm
●500-GB, 5400-rpm, 7.0-mm
●320-GB, 5400-rpm, 7.0-mm
Optical drive DVD±RW Double-Layer SuperMulti Drive
Fixed (not modular), 9.5-mm tray load, SATA
Support for zero power optical drive function
Supports “no drive” option
√√
Audio and video Two speakers
Dual digital microphone
DTS Sound +
Integrated HP TrueVision HD webcam (fixed [no tilt], activity LED, 1 PC, USB
2.0, M-JPEG, 1280×720 by 30 frames per second)
Supports no webcam option
√√
Ethernet Integrated 10/100/1000 network interface card (NIC) √√
Wireless Integrated wireless local area network (WLAN) options by way of
wireless module
Support for the following WLAN formats:
●Broadcom BCM943228 802.11abgn 2x2 Wi-Fi + Bluetooth 4.0 Combo
Adapter
●Ralink RT3290LE 802.11b/g/n 1×1 WiFi and Bluetooth 4.0
Combo Adapter
●Atheros AR9485 802.11b/g/n 1x1 WiFi Adapter
√√
External media cards HP Multi-Format Digital Media Reader
Supports SD/SDHC/SDXC
Push-push insertion/removal
√√
Internal Card Expansion One half-size mini-card slot for WLAN; mSATA flash cache 24G/32G slot √√
Ports ●Smart Pin adapter
●Audio-in (microphone)/audio-out (headphone) combo jack
●HDMI v1.4 supporting up to 1920×1080 @ 60Hz
●RJ-45 (Ethernet)
●USB: two USB 3.0 ports on one side, one USB 2.0 port on the other side
●VGA (D-Sub 15 pin) supporting: 2048×1536 external resolution @ 75 Hz,
hot plug and unplug and autodetection for correct output to wide-aspect
vs. standard aspect video
√√
2 Chapter 1 Product description

Category Description Discrete
models
UMA
models
Keyboard/pointing
devices
Full-size, island-style, water-resistant keyboard (no numeric keypad)
Gesture support: MultiTouch gestures enabled, two-finger scrolling, and
pinch-zoom as default
Taps enabled by default
√√
Power requirements Support for the following AC adapters with 4.5-mm smart connectors:
●90-W Smart Pin AC adapter (not for China/India)
●90-W EM Smart Pin AC adapter (for China/India)
√
Support for the following AC adapters with 4.5-mm smart connectors:
●65-W Smart Pin AC adapter (not for China/India)
●65-W EM Smart Pin AC adapter (for China/India)
√
3-wire plug (with ground pin), 1.0 m √√
Support for the following batteries with battery life enhancement and battery
fast charge:
●4-cell, 48-Wh, 3.20-Ah, Li-ion battery
●4-cell, 41-Wh, 2.80-Ah, Li-ion battery
√√
Security Support for:
●Kensington security lock
●Fingerprint reader
●Supports no fingerprint reader option
√√
Operating system Preinstalled:
●Windows 7 Professional 64
●Windows 7 Professional 64 – MSNA (China only)
●Windows 7 Professional 32
●Windows 7 Professional 32 – MSNA (China only)
●Windows 7 Home Basic 32
●Windows 8.1 Chinese Market 64
●Windows 8.1 Emerging Markets 64
●Windows 8.1 Multilingual 64
●Windows 8.1 Professional 64
●Windows 8.1 Professional 64 DPK with Windows 7 Professional 64
●Ubuntu Linux
●FreeDOS 2.0
Restore Media:
●SSRD (System Recovery Disc)
Drivers support:
●Windows 8 drivers (64-bit)
√√
3

Category Description Discrete
models
UMA
models
●Windows 7 drivers (32- and 64-bit)
Serviceability End user replaceable parts:
●AC adapter
●Battery (system)
●Hard drive
●Memory modules (expansion and primary)
●Optical drive
●WLAN module
√√
4 Chapter 1 Product description

2 External component identification
Display
Component Description
(1) WLAN antennas (2)* (select models only) Send and receive wireless signals to communicate with wireless local
area networks (WLAN).
(2) Internal microphones (2) (select models only) Record sound.
(3) Webcam light (select models only) On: The webcam is in use.
(4) Webcam (select models only) Records video and captures photographs. Some models allow you to
video conference and chat online using streaming video.
For information on using the webcam, in Windows 8 access HP
Support Assistant. To access HP Support Assistant, from the Start
screen, select the HP Support Assistant app.
For information on using the webcam in Windows 7, select Start > All
Programs > Communication and Chat > HP WebCam.
(5) Internal display switch Turns off the display or initiates Sleep if the display is closed while
the power is on.
NOTE: The display switch is not visible from the outside of the
computer.
*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 in Windows 8, from the Start screen, type support, and then select the
HP Support Assistant app. To access the user guides in Windows 7, select Start > Help and Support > User Guides.
Display 5

Top
TouchPad
Component Description
(1) TouchPad zone Moves the pointer and selects or activates 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.
6 Chapter 2 External component identification

Lights
Component Description
(1) Power light ●White: The computer is on.
●Blinking white: 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.
NOTE: For select models, the Intel® Rapid Start Technology
feature is enabled at the factory. Rapid Start Technology allows
your computer to resume quickly from inactivity.
(2) 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.
(3) Caps lock light On: Caps lock is on, which switches the keys to all capital letters.
Top 7

Buttons, speakers, and fingerprint reader (select models only)
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 for at least 5
seconds to turn off the computer.
NOTE: For select models, the Intel® Rapid Start Technology feature is
enabled at the factory. Rapid Start Technology allows your computer to
resume quickly from inactivity.
To learn more about your power settings in Windows 8, see your power
options. From the Start screen, type power, select Power and sleep
settings, and then select Power and sleep.
To learn more about your power settings in Windows 7: Select Start >
Control Panel > System and Security > Power Options.
(2) Fingerprint reader (select models
only)
Allows a fingerprint logon to Windows, instead of a password logon.
8 Chapter 2 External component identification

Keys
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 in
combination with a function key, the num lk key, the esc key, or
the bkey.
(3) Windows button Windows 8: Returns you to the Start screen from an open app or
the Windows desktop.
NOTE: Pressing the Windows button again will return you to
the previous screen.
Windows 7: Displays the Windows Start menu.
(4) Function keys Execute frequently used system functions when pressed in
combination with the fn key.
(5) Windows applications key Windows 8:Displays options for a selected object.
Windows 7: Displays a shortcut menu for items beneath the
cursor.
Top 9

Left
Component Description
(1) Power connector Connects an AC adapter.
(2) AC adapter/Battery light ●White: The computer is connected to external power and
the battery is fully charged.
●Amber: The computer is connected to external power and
the battery is charged from 0 to 99 percent.
●Blinking amber: A battery that is the only available power
source has reached a low battery level. When the battery
reaches a critical battery level, the battery light begins
blinking rapidly.
(3) Vent Enables 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.
(4) External monitor port Connects an external VGA monitor or projector.
(5) RJ-45 (network) jack/lights Connects a network cable.
●White (left): The network is connected.
●Amber (right): Activity is occurring on the network.
(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 (2) Each USB 3.0 port connects an optional USB device, such as a
keyboard, mouse, external drive, printer, scanner or USB hub.
10 Chapter 2 External component identification