HP ProBook 4420s User Manual

Table of contents
1 Product description ........................................................................................................................................ 1
2 External component identification .............................................................................................................. 10
Identifying hardware ........................................................................................................................... 10
Top components ................................................................................................................................. 11
TouchPad .......................................................................................................................... 11
Lights ................................................................................................................................. 12
Buttons, speakers, switches, and fingerprint reader (select models only) ......................... 13
Keys ................................................................................................................................... 14
Front components .............................................................................................................................. 15
Right-side components ....................................................................................................................... 16
Left-side components ......................................................................................................................... 17
Bottom components ........................................................................................................................... 18
Display ................................................................................................................................................ 19
Wireless antennas (select models only) ............................................................................................. 20
Additional hardware components ....................................................................................................... 21
3 Illustrated parts catalog ............................................................................................................................... 22
Serial number label location ............................................................................................................... 22
Computer major components ............................................................................................................. 23
Display assembly components ........................................................................................................... 33
Plastics Kit .......................................................................................................................................... 35
Cable kit ............................................................................................................................................. 36
Mass storage devices ......................................................................................................................... 37
Miscellaneous parts ............................................................................................................................ 38
Sequential part number listing ............................................................................................................ 40
4 Removal and replacement procedures ....................................................................................................... 50
Preliminary replacement requirements ............................................................................................... 50
Tools required .................................................................................................................... 50
Service considerations ....................................................................................................... 50
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HP ProBook 4420s Specifications

General

Bus type	DMI
Stepping	K0
Tjunction	105 °C
Processor cache	3 MB
Processor cores	2
Processor model	i5-580M
System bus rate	2.5 GT/s
Processor family	Intel® Core™ i5
Processor series	Intel Core i5-500 Mobile Series
Processor socket	BGA 1288
Processor threads	4
Processor codename	Arrandale
Processing Die size	81 mm²
Processor frequency	2.66 GHz
Processor cache type	Smart Cache
Processor lithography	32 nm
Processor manufacturer	Intel
PCI Express slots version	2.0
Processor boost frequency	3.33 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)	20
Maximum number of PCI Express lanes	16
Number of Processing Die Transistors	382 M
Motherboard chipset	Intel® HM57 Express
HDD speed	7200 RPM
HDD interface	SATA
Optical drive type	DVD Super Multi DL
Card reader integrated	Yes
Total storage capacity	500 GB
Number of HDDs installed	1
Display diagonal	14 \
Display resolution	1366 x 768 pixels
Native aspect ratio	16:9
Power supply type	AC/DC
Intel segment tagging	Enterprise
Compliance industry standards	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab
Memory slots	2x SO-DIMM
Internal memory	4 GB
Memory clock speed	1333 MHz
Internal memory type	DDR3-SDRAM
Maximum internal memory	- GB
Bluetooth version	2.0+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	3
Firewire (IEEE 1394) ports	0
Cable lock slot type	Kensington
AC adapter power	65 W
Battery capacity	47 Wh
Number of battery cells	6
Product color	Black
Country of origin	China
Pointing device	Touchpad
Discrete graphics card model	Intel® HD Graphics
On-board graphics card base frequency	500 MHz
On-board graphics card dynamic frequency (max)	766 MHz
Processor code	SLC29
Processor ARK ID	49652
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	232 mm
Width	336 mm
Height	27 mm
Weight	2140 g