HP EliteBook 8540P Maintenance And Service Guide

Keyboard
For use in: Spare part number For use in: Spare part number
Keyboards with pointing stick (includes pointing stick cable):
Belgium
Brazil
Bulgaria
Czech Republic and Slovakia
Denmark
France
French Canada
Germany
Greece
Hungary
Iceland
Israel
Italy
Japan
South Korea
595790-A41
595790-201
595790-261
595790-A81
595790-081
595790-051
595790-121
595790-041
595790-DJ1
595790-211
595790-DD1
595790-BB1
595790-061
595790-291
595790-AD1
Latin America
The Netherlands and Europe
Norway
Portugal
Russia
Saudi Arabia
Slovenia
Spain
Sweden and Finland
Switzerland
Taiwan
Thailand
Turkey
The United Kingdom
The United States
595790-161
595790-B31
595790-091
595790-131
595790-251
595790-171
595790-BA1
595790-071
595790-B71
595790-BG1
595790-AB1
595790-281
595790-141
595790-031
595790-001
Before removing the keyboard, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn
the computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet,
and then unplugging the AC adapter from the computer.
4. Remove the battery (see
Battery on page 47).
Remove the keyboard:
1. Turn the computer upside-down, with the rear toward you.
Component replacement procedures 65

HP EliteBook 8540P Specifications

General

Bus type	DMI
Stepping	K0
Tjunction	105 °C
Processor cache	4 MB
Processor cores	2
Processor model	i7-640M
System bus rate	2.5 GT/s
Processor family	Intel® Core™ i7
Processor series	Intel Core i7-600 Mobile Series
Processor socket	BGA 1288
Processor threads	4
Processor codename	Arrandale
Processing Die size	81 mm²
Processor frequency	2.8 GHz
Processor cache type	Smart Cache
Processor lithography	32 nm
Processor manufacturer	Intel
PCI Express slots version	2.0
Processor boost frequency	3.46 GHz
Processor operating modes	64-bit
ECC supported by processor	No
PCI Express configurations	1x16
Thermal Design Power (TDP)	35 W
CPU multiplier (bus/core ratio)	21
Maximum number of PCI Express lanes	16
Number of Processing Die Transistors	382 M
Motherboard chipset	Intel® QM57 Express
HDD speed	7200 RPM
HDD interface	SATA
Optical drive type	-
Card reader integrated	Yes
Total storage capacity	320 GB
Number of HDDs installed	1
Display diagonal	15.6 \
Display resolution	1600 x 900 pixels
Native aspect ratio	16:9
Modem speed	56 Kbit/s
Power supply type	AC/DC
Intel segment tagging	Enterprise
Compliance industry standards	IEEE802.3, IEEE802.3u, IEEE802.3ab
Internal memory	4 GB
Memory clock speed	1333 MHz
Internal memory type	DDR3-SDRAM
Maximum internal memory	8 GB
On-board graphics card model	Intel® HD Graphics
On-board graphics card base frequency	500 MHz
On-board graphics card dynamic frequency (max)	766 MHz
Pointing device	Touchpad
Wi-Fi standards	802.11a, 802.11b, 802.11g
Bluetooth version	2.1+EDR
Cabling technology	10/100/1000Base-T(X)
Networking features	Gigabit Ethernet
Operating system installed	Windows 7 Professional
Charging port type	DC-in jack
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
CardBus PCMCIA slots quantity	0
AC adapter power	90 W
Battery capacity	73 Wh
Number of battery cells	8
Product color	Black, Silver
Country of origin	China
Processor code	SLBTN
Processor ARK ID	49666
Processor package size	rPGA 37.5x 37.5, BGA 34x28 mm
Graphics & IMC lithography	45 nm
Supported instruction sets	SSE4.1/4.2
Intel® Turbo Boost Technology	1.0
Physical Address Extension (PAE)	36 bit

Weight and Dimensions

Depth	252 mm
Width	374 mm
Height	32 mm
Weight	2950 g