HP EliteBook 8540w User Manual

4. Disconnect the VGA board cable from the bottom of the system board.
5. Remove the system board from the chassis.
Reverse the preceding procedure to install the system board.
RJ-11 connector cable
NOTE: The RJ-11 connector cable is included in the Cable Kit, spare part number 595787-001.
Before removing the RJ-11 connector cable, 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).
5. Remove the following components:
a. Hard drive (see
Hard drive on page 54)
b. Optical drive (see
Optical drive on page 49)
c. Keyboard (see
Keyboard on page 65)
d. Switch cover (see
Switch cover on page 72)
e. Display assembly (see
Display assembly on page 82)
f. Top cover (see
Top cover on page 88)
g. Fan (see
Fan on page 74)
Component replacement procedures 99

HP EliteBook 8540w Specifications

General

Bus type	DMI
Stepping	B1
Tjunction	100 °C
Processor cache	8 MB
Processor cores	4
Processor model	i7-840QM
System bus rate	2.5 GT/s
Processor family	Intel® Core™ i7
Processor series	Intel Core i7-800 Mobile Series
Processor socket	Socket 988
Processor threads	8
Processor codename	Clarksfield
Processing Die size	296 mm²
Processor frequency	1.86 GHz
Processor cache type	Smart Cache
Processor lithography	45 nm
Processor manufacturer	Intel
Processor front side bus	- MHz
PCI Express slots version	2.0
Processor boost frequency	3.2 GHz
Processor operating modes	64-bit
ECC supported by processor	No
PCI Express configurations	1x16, 2x8
Thermal Design Power (TDP)	45 W
CPU multiplier (bus/core ratio)	14
Maximum number of PCI Express lanes	16
Number of Processing Die Transistors	774 M
Motherboard chipset	Intel® QM57 Express
HDD speed	7200 RPM
HDD interface	SATA
Optical drive type	-
Card reader integrated	Yes
Total storage capacity	500 GB
Number of HDDs installed	1
Display diagonal	15.6 \
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
Number of built-in speakers	2
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	150 W
Battery capacity	73 Wh
Product color	Black, Silver
Country of origin	China
Processor ARK ID	43125
Processor package size	37.5 x 37.5 mm
Supported instruction sets	SSE4.2
Intel® Turbo Boost Technology	1.0
Physical Address Extension (PAE)	36 bit

Weight and Dimensions

Depth	251.5 mm
Width	373.5 mm
Height	32.4 mm
Weight	2950 g