Hp 755, 745 User Manual

HP EliteBook 745 G2 Notebook PC HP EliteBook 755 G2 Notebook PC
Maintenance and Service Guide
© Copyright 2014—2015 Hewlett-Packard Development Company, L.P.
AMD and Radeon are trademarks of Advanced Micro Devices, Inc. Bluetooth is a trademark owned by its proprietor and used by Hewlett­Packard Company under license. Intel is a trademark of Intel Corporation in the U.S. and other countries. Microsoft and Windows are 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.
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 in 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 for
http://www.microsoft.com 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.
To access the latest user guide, go to
www.hp.com/support, and select your country.
Select Drivers & Downloads, and then follow the on-screen instructions.
Second Edition: May 2015
First Edition: June 2014
Document Part Number: 764419-002
http://
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
on page 47 for details. Accessing parts described in Removal and replacement procedures for Authorized Service Provider parts on page 63 can damage the computer or void your warranty.
Removal and replacement procedures for Customer Self-Repair parts
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iv Important Notice about Customer Self-Repair Parts ENWW
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).
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vi Safety warning notice ENWW
Table of contents
1 Product description ....................................................................................................................................... 1
2 External component identification ................................................................................................................. 7
Display ................................................................................................................................................................... 7
Top ......................................................................................................................................................................... 8
TouchPad ............................................................................................................................................. 8
Lights ................................................................................................................................................. 10
Buttons, speakers, and fingerprint reader (select models only) ..................................................... 11
Keys ................................................................................................................................................... 13
Front ..................................................................................................................................................................... 14
Left ....................................................................................................................................................................... 15
Right ..................................................................................................................................................................... 16
Bottom ................................................................................................................................................................. 17
Service Label ........................................................................................................................................................ 20
3 Illustrated parts catalog .............................................................................................................................. 21
Computer major components ............................................................................................................................. 22
Display assembly subcomponents ..................................................................................................................... 26
HP EliteBook 745 models .................................................................................................................. 26
HP EliteBook 755 models .................................................................................................................. 28
Mass storage devices .......................................................................................................................................... 30
Plastics Kit ........................................................................................................................................................... 31
Miscellaneous parts ............................................................................................................................................. 32
Sequential part number listing ........................................................................................................................... 33
4 Removal and replacement procedures preliminary requirements .................................................................... 41
Tools required ...................................................................................................................................................... 41
Service considerations ........................................................................................................................................ 41
Plastic parts ....................................................................................................................................... 41
Cables and connectors ...................................................................................................................... 41
Drive handling ................................................................................................................................... 42
ENWW vii
Grounding guidelines ........................................................................................................................................... 42
Electrostatic discharge damage ....................................................................................................... 42
Packaging and transporting guidelines ......................................................................... 44
Workstation guidelines ................................................................................ 44
5 Removal and replacement procedures for Customer Self-Repair parts ............................................................. 47
Component replacement procedures ................................................................................................................. 47
Service door ....................................................................................................................................... 47
Battery ............................................................................................................................................... 49
Hard drive .......................................................................................................................................... 50
Memory module ................................................................................................................................ 52
WWAN module ................................................................................................................................... 54
WLAN module .................................................................................................................................... 56
Keyboard ........................................................................................................................................... 58
6 Removal and replacement procedures for Authorized Service Provider parts ................................................... 63
Component replacement procedures ................................................................................................................. 63
Display panel (non-touch) ................................................................................................................ 63
RTC battery ........................................................................................................................................ 67
Internal base enclosure .................................................................................................................... 68
Internal base enclosure (HP EliteBook 745 models) ..................................................... 68
Internal base enclosure (HP EliteBook 755 models) ..................................................... 71
Fan ..................................................................................................................................................... 74
Card reader board ............................................................................................................................. 75
VGA/USB board .................................................................................................................................. 77
Heat sink ............................................................................................................................................ 79
Power button board .......................................................................................................................... 81
Fingerprint reader assembly ............................................................................................................. 83
System board .................................................................................................................................... 85
Speaker assembly ............................................................................................................................. 90
Display assembly .............................................................................................................................. 92
7 Computer Setup (BIOS), MultiBoot, and System Diagnostics in Windows 8.1 ..................................................... 99
Using Computer Setup ......................................................................................................................................... 99
Starting Computer Setup .................................................................................................................. 99
Navigating and selecting in Computer Setup ................................................................................... 99
Restoring factory settings in Computer Setup ............................................................................... 100
Updating the BIOS ........................................................................................................................... 100
Determining the BIOS version ...................................................................................... 101
Downloading a BIOS update ......................................................................................... 101
viii ENWW
Using MultiBoot ................................................................................................................................................. 102
About the boot device order ........................................................................................................... 102
Choosing MultiBoot preferences .................................................................................................... 102
Setting a new boot order in Computer Setup .............................................................. 102
Dynamically choosing a boot device using the f9 prompt ........................................... 103
Setting a MultiBoot Express prompt ............................................................................ 103
Entering MultiBoot Express preferences ..................................................................... 104
Using HP PC Hardware Diagnostics (UEFI) (select models only) ...................................................................... 104
Downloading HP PC Hardware Diagnostics (UEFI) to a USB device ............................................... 105
8 Computer Setup (BIOS) and HP PC Hardware Diagnostics (UEFI) in Windows 7 ................................................. 107
Using Computer Setup ....................................................................................................................................... 107
Starting Computer Setup ................................................................................................................ 107
Navigating and selecting in Computer Setup ................................................................................. 107
Restoring factory settings in Computer Setup ............................................................................... 108
Updating the BIOS ........................................................................................................................... 108
Determining the BIOS version ...................................................................................... 109
Downloading a BIOS update ......................................................................................... 109
Using MultiBoot ................................................................................................................................................. 110
About the boot device order ........................................................................................................... 110
Choosing MultiBoot preferences .................................................................................................... 110
Setting a new boot order in Computer Setup .............................................................. 110
Dynamically choosing a boot device using the f9 prompt ........................................... 111
Setting a MultiBoot Express prompt ............................................................................ 111
Entering MultiBoot Express preferences ..................................................................... 112
Using HP PC Hardware Diagnostics (UEFI) (select models only) ...................................................................... 112
Downloading HP PC Hardware Diagnostics (UEFI) to a USB device ............................................... 112
9 Using Setup Utility (BIOS) and System Diagnostics in Ubuntu ........................................................................ 115
Starting Setup Utility ......................................................................................................................................... 115
Using Setup Utility ............................................................................................................................................. 115
Changing the language of Setup Utility .......................................................................................... 115
Navigating and selecting in Setup Utility ....................................................................................... 115
Displaying system information ...................................................................................................... 116
Restoring factory default settings in Setup Utility ........................................................................ 116
Exiting Setup Utility ........................................................................................................................ 116
Using HP PC Hardware Diagnostics (UEFI) ........................................................................................................ 116
Downloading HP PC Hardware Diagnostics (UEFI) to a USB device ............................................... 117
ENWW ix
10 Backup and recovery in Windows 8.1 ......................................................................................................... 119
Backing up your information ............................................................................................................................. 119
Performing a system recovery .......................................................................................................................... 119
Using the Windows recovery tools ................................................................................................. 120
Using f11 recovery tools ................................................................................................................. 120
Using Windows 8.1 operating system media (purchased separately) .......................................... 121
Using Windows Refresh or Windows Reset .................................................................................... 122
Using HP Software Setup ................................................................................................................ 122
11 Backup and recovery in Windows 7 ............................................................................................................ 123
Creating recovery media and backups .............................................................................................................. 123
Guidelines ........................................................................................................................................ 124
Creating recovery media with HP Recovery Disc Creator ............................................................... 124
Creating recovery media .............................................................................................. 124
Backing up your information .......................................................................................................... 124
Performing a system recovery .......................................................................................................................... 125
Using the Windows recovery tools ................................................................................................. 125
Using f11 recovery tools (select models only) ............................................................................... 127
Using Windows 7 operating system media .................................................................................... 127
12 Backing up, restoring, and recovering in Ubuntu ........................................................................................ 129
Creating a restore image ................................................................................................................................... 129
Creating restore image on DVDs ..................................................................................................... 129
Creating a restore image on a USB device ...................................................................................... 130
Restoring the original factory state ............................................................................................... 130
Backing up your data files ................................................................................................................................. 132
Restoring your data files ................................................................................................................................... 133
13 Specifications .......................................................................................................................................... 135
Computer specifications–HP EliteBook 745 models ........................................................................................ 135
Computer specifications–HP EliteBook 755 models ........................................................................................ 136
35.6 cm (14.0 in) HD SVA display specifications ............................................................................................... 138
35.6 cm (14.0 in) HD+ SVA display specifications ............................................................................................. 139
35.6 cm (14.0 in) FHD, UWVA display specifications ........................................................................................ 140
39.6 cm (15.6 in) HD SVA display specifications ............................................................................................... 141
39.6 cm (15.6 in) FHD SVA display specifications ............................................................................................. 142
Hard drive specifications ................................................................................................................................... 143
Solid-state drive specifications ........................................................................................................................ 144
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14 Statement of Volatility ............................................................................................................................ 145
Non-volatile memory usage ............................................................................................................................. 146
Questions and answers ..................................................................................................................................... 149
Using HP Sure Start (select models only) ......................................................................................................... 150
15 Power cord set requirements .................................................................................................................... 151
Requirements for all countries ......................................................................................................................... 151
Requirements for specific countries and regions ............................................................................................. 152
16 Recycling ................................................................................................................................................ 155
Index ........................................................................................................................................................... 157
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xii ENWW

1 Product description

Category Description HP EliteBook
745
HP EliteBook
755
Product Name HP EliteBook 745 G2 Notebook PC
HP EliteBook 755 G2 Notebook PC
Processors Offers the following processors:
AMD™ A6 Pro-7050B with Radeon™ R4 Graphics (dual-core; 3.0
√√
GHz/2.2 GHz; 17 W; 1 MB L2 cache)
AMD A8 Pro-7150B with Radeon R5 Graphics (quad-core; 3.2 GHz/
2.0 GHz; 19 W; 4 MB L2 cache)
AMD A10 Pro-7350B with Radeon R6 Graphics (quad-core; 3.3 GHz/
2.1 GHz; 19 W; 4 MB L2 cache)
Fusion Controller Hub AMD A76M FCH √√
Graphics AMD UMA Graphics - with shared video memory
√√
Support dual-display ports through the dock
UMA configurations support 3 independent displays when on the HP 2013 UltraSlim Docking Station
Panel All display assemblies include two wireless local area network (WLAN)
√√
antenna cables and two wireless wide area network (WWAN) antenna cables
(35.6 cm) 14.0 in HD AG SVA 45% CG 200 nits (cd/m
2
) eDP 1.2 flat
(1366x768) display with and without webcam
(35.6 cm) 14.0 in HD+ AG SVA 45% CG 250 nits (cd/m
2
) eDP 1.2 flat
(1600x900) display with and without webcam
(35.6 cm) 14.0 in FHD AG UWVA 72% CG 300 nits (cd/m
2
) eDP 1.3 +
PSR slim (1920x1080) display with and without webcam
(35.6 cm) 14.0 in FHD UWVA 72% CG 300 nits (cd/m
2
) eDP 1.3 + PSR slim (1920x1080) display with capacitive touch enabled and webcam
(39.6 cm) 15.6 in HD AG SVA 45% CG 200 nits (cd/m
2
) eDP 1.2 flat
(1366x768) display with and without webcam
(39.6 cm) 15.6 in FHD AG SVA 60% CG 300 nits (cd/m
2
) eDP 1.2 slim
(1920x1080) display with and without webcam
(39.6 cm) 15.6 in FHD AG SVA 60% CG 300 nits (cd/m
2
) eDP 1.2 slim
(1920x1080) display capacitive touch enabled and webcam
ENWW 1
Category Description HP EliteBook
745
HP EliteBook
755
Memory Two customer-accessible/upgradable memory module slots with the
following specifications:
DDR3L PC3L-12800 (1600 MHz) SODIMMs
Supports dual channel memory
Supports 16384 MB of system RAM in the following configurations:
16384 MB (8192 MB×2)
12288 MB (8192 MB+4096 MB)
8192 MB (8192 MB×1 or 4096 MB×2)
6144 MB (4096 MB+2048 MB)
4096 MB (4096 MB×1)
2048 MB (2048×1)
Primary storage Supports 2.5 in (6.35 cm) hard drives in 9.5 mm (.37 in) and 7.0 mm (.28
in) thicknesses (all hard drives use the same bracket)
Customer-accessible
Supports the following hard drives:
1 TB, 7200 rpm
500 GB, 7200 rpm, self-encrypting drive (SED), supporting Opal 1.0 Storage Specification
√√
√√
√√
500 GB, 7200 rpm
500 GB, 5400 rpm, self-encrypting drive (SED, FIPS-140-2), supporting Opal 2.0 Storage Specification
320 GB, 7200 rpm
Supports the following Solid-State Drives (SSDs):
256 GB SATA III, SED, supporting Opal 2.0
240 GB, SATA III
180 GB, SATA III, SED, supporting Opal 1.0
180 GB, SATA III
128 GB, SATA III
Audio and video Two stereo speakers √√
HD audio with DTS Sound Studio √√
Integrated 720p webcam (supports no camera option) √√
Integrated dual-array microphone √√
Ethernet Realtek RTL8111EP 10/100/1000 Ethernet NIC with DASH Support
S3/S4/S5 wake on LAN
√√
2 Chapter 1 Product description ENWW
Category Description HP EliteBook
745
HP EliteBook
755
Wireless Integrated wireless local area network (WLAN) options by way of
minicard
Two WLAN antennas built into display assembly
Support for the following WLAN formats:
Qualcomm Atheros AR9485 802.11b/g/n 1x1 WiFi Adaptor (select models only)
Broadcom BCM4352 802.11ac 2x2 Wi-Fi + Bluetooth® 4.0 combo (select models only)
Broadcom BCM943228HMB WiDi 802.11 a/b/g/n 2x2 Wi-Fi + Bluetooth 4.0 combo (select models only)
Supports no WLAN option
Compatible with Miracast-certified devices for Windows® 8.1
Integrated wireless wide area network (WWAN) options by way of
wireless module
Two world-wide/5-band WWAN antennas built into display assembly
Secured by subscriber identity module (SIM, user-accessible behind battery)
Support for the following WWAN formats:
HP lt4211 LTE/EV-DO/HSPA+ 4G Mobile Broadband Module
√√
√√
HP lt4112 LTE/HSPA+ 4G Mobile Broadband Module
HP hs3110 HSPA+ Mobile Broadband Module
Supports no WWAN option
Supports WWAN after market option
External media cards Media reader slot supporting the following digital card formats:
Secure Digital (SD) Memory Card
SDHC
SDXC
√√
ENWW 3
Category Description HP EliteBook
745
HP EliteBook
755
Ports Offers the following ports:
Headphone/microphone combo
DisplayPort 1.2
Docking connector
USB 3.0 ports (3)
USB 3.0 charging port
HP Smart AC adapter
RJ-45 (Ethernet)
VGA (Dsub 15 pin) supporting: 1920×1200 external resolution @ 75 Hz, hot plug and unplug and auto detection for correct output to wide-aspect versus standard aspect video
Keyboard/pointing devices
Backlit (select models only) √√
Gesture support: MultiTouch gestures enabled, two-finger scrolling, and
Taps enabled by default √√
Secondary battery connector
Glass with chemical etched surface, dual-point, spill-resistant with drain, DuraKeys
pinch-zoom as default
√√
√√
√√
Supports two-way scroll √√
On/off button √√
Power requirements Supports the following HP Smart AC adapters:
Supports the following batteries:
Security Supports security cable lock √√
Supports fingerprint reader and no fingerprint reader option √√
Supports Trusted Platform Module (TPM) 1.2 (Infineon, soldered down)
Integrated Smart Card reader (active) √√
Full volume encryption √√
Preboot authentication (password, Smart Card) √√
65 W HP Smart AC adapter (select models only) √√
45 W HP Smart AC adapter (select models only) √√
45 W 2-prong 7.4 mm DC jack AC adapter (select models only) √√
√√
3 cell, 50 Wh, 4.45 Ah long-life battery
3 cell, 24 Wh, 2.2 Ah long-life battery
Secondary 6 cell, 60 Wh, 2.7 Ah battery
√√
and TPM Enhanced Drive Lock
Operating system Windows 7, Service Pack 1 √√
4 Chapter 1 Product description ENWW
Category Description HP EliteBook
745
HP EliteBook
755
Preinstalled:
Windows® 8.1 ML 64
Windows 8.1 CH 64
Windows 8.1 EM 64
Windows 8.1 Professional 64
Windows 8.1 Professional 64 DPK with Windows 7 Professional 64 and 32
Windows 7 Home Premium 64
Windows 7 Home Premium 32 (only available if 4096 MB Total System Memory or less is selected)
Windows 7 Home Basic 32 (only available if 4096 MB Total System Memory or less is selected)
Windows 7 Professional 64
Windows 7 Professional 32 (only available if 4096 MB Total System Memory or less is selected)
FreeDOS 2.0
Ubuntu Linux
Restore media—DR-DVD:
√√
√√
Windows 8.1 (available with any Windows 8.1 operating system and required with Windows 8.1 Professional downgrade operating system)
Windows 7 (available with any Windows 7 or Windows 8.1 Professional downgrade operating system)
Restore media—OS-DVD:
Windows 8.1 Professional 64 (only available and required with Windows 8 Professional downgrade operating system)
Windows 8.1 64
Windows 8.1 Country-Specific 64
Windows 8.1 Emerging Market 64 (available with Windows 8.1 downgrade AVs only except Asia-Pacific countries and regions and the People's Republic of China)
Windows 7 Home Premium 64 and 32 (available with any Windows 7 HP operating system except Asia-Pacific countries and regions and the People's Republic of China)
Windows 7 Professional 64 and 32 (available with any Windows 7 Professional or Windows 8.1 Professional downgrade except Asia­Pacific countries and regions and the People's Republic of China)
Windows 7 Home Basic 32 (available with any Windows 7 Home Basic except Asia-Pacific countries and regions and the People's Republic of China)
√√
ENWW 5
Category Description HP EliteBook
745
HP EliteBook
755
Certified:
Microsoft® WHQL
Web-only support:
Windows 8.1 Enterprise 64
Windows 7 Enterprise 64 and 32
Serviceability End user replaceable parts:
AC adapter
Battery
HDD/SSD hard drive
Keyboard
Memory module
WLAN module
WWAN module
√√
√√
√√
6 Chapter 1 Product description ENWW

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) WWAN antennas (2)* (select models only) Send and receive wireless signals to communicate with wireless wide
area networks (WWAN).
(3) Internal microphones (2) Record sound.
(4) Webcam light (select models only) On: The webcam is in use.
ENWW Display 7
Top
Component Description
(5) Webcam (select models only) Records video and captures still photographs.
For information on using the webcam:
Windows 8.1:
On the Start screen, select the HP Support Assistant app.
Windows 7:
Select Start > All Programs > Communication and Chat >HP WebCam.
(6) 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 on the outside of the
computer.
*The antennas are not visible on the outside of the computer. For optimal transmission, keep the areas immediately around the antennas free from obstructions. To see wireless regulatory notices, see the section of the Regulatory, Safety, and Environmental Notices that applies to your country or region.

TouchPad

Component Description
(1) Pointing stick Moves the pointer and selects or activates items on the screen.
(2) Left pointing stick button Functions like the left button on an external mouse.
(3) TouchPad on/off button Turns the TouchPad on and off. (Select models only.)
(4) TouchPad zone Moves the pointer and selects or activates items on the screen.
(5) Left TouchPad button Functions like the left button on an external mouse.
8 Chapter 2 External component identification ENWW
Component Description
(6) Right pointing stick button Functions like the right button on an external mouse.
(7) Right TouchPad button Functions like the right button on an external mouse.
ENWW Top 9

Lights

Component Description
(1)
(2) Caps lock light On: Caps lock is on.
(3) TouchPad light
(4)
(5) Num lock light On: Num lock is on.
(6)
(7)
Power light
Microphone mute light
Wireless light
Mute light
On: The computer is on.
Blinking: The computer is in the Sleep state.
Off: The computer is off.
On: The TouchPad is off.
Off: The TouchPad is on.
(Select models only.)
Amber: microphone sound is off.
Off: microphone sound is on.
White: An integrated wireless device, such as a wireless local area network (WLAN) device and/or a Bluetooth device, is on.
Amber: All wireless devices are off.
Amber: Computer sound is off.
Off: Computer sound is on.
10 Chapter 2 External component identification ENWW

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 operating system 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:
Windows 8.1:
From the Start screen, type power, select Settings, and then select Power Options.
Windows 7:
Select Start > Control Panel > System and Security > Power Options.
(2) Speakers (2) Produce sound.
ENWW Top 11
Component Description
(3)
(4)
(5) Fingerprint reader (select models only) Allows a fingerprint logon to Windows, instead of a password
Wireless button Turns the wireless feature on or off but does not establish a
wireless connection.
Volume mute button Mutes and restores speaker sound.
logon.
12 Chapter 2 External component identification ENWW

Keys

Component Description
(1) esc key (Windows only) 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, or the esc key.
(3)
(4) Function keys Execute frequently used system functions when pressed in
(5) Embedded numeric keypad When the keypad is turned on, it can be used like an external
Windows key Windows 8.1:
Returns you to the Start screen from an open app or the Windows desktop.
NOTE: Pressing the Windows key again will return you to the
previous screen.
Windows 7:
Displays the Windows Start menu.
Ubuntu:
Displays the operating system menu.
combination with the fn key.
numeric keypad.
Each key on the keypad performs the function indicated by the icon in the upper-right corner of the key.
ENWW Top 13
Component Description

Front

(6)
(7) num lk key Turns the embedded numeric keypad on and off when pressed
Component Description
(1)
Applications key Windows 8.1:
Displays options for a selected object.
Windows 7 and Ubuntu:
Displays a shortcut menu for items beneath the cursor.
in combination with the fn key.
Wireless light
White: An integrated wireless device, such as a wireless local area network (WLAN) device and/or a Bluetooth device, is on.
(2)
(3)
(4)
Power light
AC adapter/Battery light
Hard drive light
Amber: All wireless devices are off.
On: The computer is on.
Blinking: The computer is in the Sleep state.
Off: The computer is off.
White: The computer is connected to external power and the battery is charged from 90 to 99 percent.
Amber: The computer is connected to external power and the battery is charged from 0 to 90 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.
Off: The battery is fully charged.
Blinking white: The hard drive is being accessed.
Amber: HP 3D DriveGuard has temporarily parked the hard drive.
14 Chapter 2 External component identification ENWW

Left

Component Description
(1)
(2) Vent Enables airflow to cool internal components.
(3)
(4)
(5)
(6) Smart card reader Supports optional smart cards.
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.
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.
External monitor port Connects an external VGA monitor or projector.
USB 3.0 charging port Connects optional USB 3.0 devices and provides enhanced USB
power performance. The USB charging port can also charge select models of cell phones and MP3 players, even when the computer is off.
USB 3.0 port Connects optional USB 3.0 devices and provide enhanced USB
power performance.
ENWW Left 15

Right

Component Description
(1)
(2)
(3) Memory card reader Reads data from and writes data to memory cards such as
(4)
(5)
Audio-out (headphone) jack/Audio-in (microphone) jack
DisplayPort Connects an optional digital display device, such as a high-
USB 3.0 ports (2) Connect optional USB 3.0 devices and provide enhanced USB
RJ-45 (network) jack Connects a network cable.
Produces sound when connected to optional powered stereo speakers, headphones, earbuds, a headset, or television audio. Also connects an optional headset microphone.
WARNING! To reduce the risk of personal injury, adjust the
volume before putting on headphones, earbuds, or a headset. For additional safety information, see the Regulatory, Safety, and Environmental Notices.
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).
performance monitor or projector.
Secure Digital (SD).
power performance.
(6) Docking connector Connects an optional docking device.
(7)
Power connector Connects an AC adapter.
16 Chapter 2 External component identification ENWW

Bottom

NOTE: Your computer bottom will resemble one of the examples shown below. Refer to the illustration that
most closely matches your computer.
Component Description
(1) Accessory battery connector Connects an optional accessory battery.
(2) Service door Provides access to the hard drive bay, the wireless LAN
(WLAN) module slot, the WWAN module slot, and the memory module slots.
CAUTION: To prevent an unresponsive system, replace
the wireless module only 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 support.
Windows 8.1:
On the Start screen, select the HP Support Assistant app.
Other operating systems:
Go to
http://www.hp.com/support, select your country or
region, and follow the on-screen instructions.
(3)
Service door release latch Releases the service door on the computer.
ENWW Bottom 17
Component Description
(4)
(5) Vents (2) Enable airflow to cool internal components.
(6)
Service door release lock Locks service door.
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.
SIM slot (select models only) Supports a wireless subscriber identity module (SIM). The
SIM slot is located inside the battery bay.
18 Chapter 2 External component identification ENWW
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