HP ProBook 645 G2 User Manual

Using HP Sure Start (select products only) ......................................................................................................... 92
8 Computer Setup (BIOS), TPM, and HP Sure Start in Windows 8.1 ....................................................................... 93
Using Computer Setup ......................................................................................................................................... 93
Starting Computer Setup .................................................................................................................. 93
Navigating and selecting in Computer Setup ................................................................................... 93
Restoring factory settings in Computer Setup ................................................................................. 94
Updating the BIOS ............................................................................................................................. 95
Determining the BIOS version ......................................................................................... 95
Downloading a BIOS update ........................................................................................... 95
Changing the boot order using the f9 prompt .................................................................................. 96
TPM BIOS settings (select products only) ........................................................................................................... 96
Using HP Sure Start (select products only) ......................................................................................................... 97
9 Computer Setup (BIOS), TPM, and HP Sure Start in Windows 7 ......................................................................... 98
Using Computer Setup ......................................................................................................................................... 98
Starting Computer Setup .................................................................................................................. 98
Navigating and selecting in Computer Setup ................................................................................... 98
Restoring factory settings in Computer Setup ................................................................................. 99
Updating the BIOS ........................................................................................................................... 100
Determining the BIOS version ...................................................................................... 100
Downloading a BIOS update ......................................................................................... 100
Changing the boot order using the f9 prompt ................................................................................ 101
TPM BIOS settings (select products only) ......................................................................................................... 101
Using HP Sure Start (select products only) ....................................................................................................... 102
10 Using HP PC Hardware Diagnostics (UEFI) ................................................................................................... 103
Downloading HP PC Hardware Diagnostics (UEFI) to a USB device .................................................................. 103
11 Backup and recovery ................................................................................................................................ 105
Creating recovery media and backups .............................................................................................................. 105
Creating HP Recovery media (select products only) ....................................................................... 105
Using Windows tools ......................................................................................................................................... 106
Restore and recovery ......................................................................................................................................... 107
Recovering using HP Recovery Manager ........................................................................................ 107
What you need to know before you get started ........................................................... 107
Using the HP Recovery partition (select products only) .............................................. 108
Using HP Recovery media to recover ............................................................................ 108
Changing the computer boot order .............................................................................. 109
Removing the HP Recovery partition (select products only) ....................................... 110
ix

HP ProBook 645 G2 Specifications

General

Form factor	Clamshell
Product type	Laptop
Product color	Black, Silver
Country of origin	China
Memory slots	2x SO-DIMM
Internal memory	8 GB
Memory clock speed	1600 MHz
Memory form factor	SO-DIMM
Internal memory type	DDR3L-SDRAM
Maximum internal memory	16 GB
Memory layout (slots x size)	1 x 8 GB
LED backlight	Yes
Display surface	Matt
Display diagonal	14 \
Native aspect ratio	16:9
Intel segment tagging	Enterprise
SSD capacity	The Solid State Drive's storage capacity in Gigabytes.
Storage media	SSD
Optical drive type	DVD Super Multi
Total storage capacity	256 GB
Compatible memory cards	SD, SDHC, SDXC
Number of SSDs installed	1
Discrete graphics card model	Not available
On-board graphics card model	AMD Radeon R6
On-board graphics card base frequency	800 MHz
Number of built-in speakers	2
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n), 802.11a, Wi-Fi 5 (802.11ac)
Bluetooth version	4.2
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Charging port type	DC-in jack
USB 2.0 ports quantity	0
Battery capacity	48 Wh
Number of battery cells	3
Pointing device	Touchpad
Operating system architecture	64-bit
Processor cache	2 MB
Processor cores	4
Processor family	AMD PRO A10
Processor frequency	1.8 GHz
Processor cache type	L2
Processor manufacturer	AMD
Processor boost frequency	3.2 GHz
AC adapter power	65 W

Weight and Dimensions

Depth	237 mm
Width	340 mm
Weight	2000 g
Height (front)	25.3 mm