HP Pavilion dm4 User Manual

10 Recycling
Battery
When a battery has reached the end of its useful life, do not dispose of the battery in general
household waste. Follow the local laws and regulations in your area for computer battery disposal.
Display
WARNING! The backlight contains mercury. Exercise caution when removing and handling the
backlight to avoid damaging this component and causing exposure to the mercury.
CAUTION: The procedures in this chapter can result in damage to display components. The only
components intended for recycling purposes are the liquid crystal display (LCD) panel and the
backlight. When you remove these components, handle them carefully.
NOTE: Materials Disposal. This HP product contains mercury in the backlight in the display
assembly that might require special handling at end-of-life. Disposal of mercury may be regulated
because of environmental considerations. For disposal or recycling information, contact your local
authorities, or see the Electronic Industries Alliance (EIA) Web site at
http://www.eiae.org.
This section provides disassembly instructions for the display assembly. The display assembly must
be disassembled to gain access to the backlight (1) and the liquid crystal display (LCD) panel (2).
NOTE: The procedures provided in this chapter are general disassembly instructions. Specific
details, such as screw sizes, quantities, and locations, and component shapes and sizes, can vary
from one computer model to another.
110 Chapter 10 Recycling

HP Pavilion dm4 Specifications

General

Bus type	DMI
Stepping	C2
Tjunction	105 °C
Processor cache	3 MB
Processor cores	2
System bus rate	2.5 GT/s
Processor family	Intel® Core™ i5
Processor series	Intel Core i5-400 Series
Processor socket	BGA 1288
Processor threads	4
Processor codename	Arrandale
Processing Die size	81 mm²
Processor frequency	2.26 GHz
Processor cache type	Smart Cache
Processor lithography	32 nm
Processor manufacturer	Intel
Processor front side bus	- MHz
PCI Express slots version	2.0
Processor boost frequency	2.53 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)	17
Maximum number of PCI Express lanes	16
Number of Processing Die Transistors	382 M
Motherboard chipset	Intel® HM55 Express
Memory slots	2x SO-DIMM
Internal memory	3 GB
Memory clock speed	1333 MHz
Internal memory type	DDR3-SDRAM
Maximum internal memory	8 GB
Memory layout (slots x size)	1 x 1 + 1 x 2 GB
HDD interface	SATA
Storage media	HDD
Optical drive type	DVD Super Multi
Card reader integrated	Yes
Total storage capacity	500 GB
Compatible memory cards	Memory Stick (MS), MMC, MS PRO, SD, xD
Number of HDDs installed	1
Display diagonal	14 \
Display brightness	200 cd/m²
Display resolution	1366 x 768 pixels
Native aspect ratio	16:9
Contrast ratio (typical)	500:1
Display response rise/fall	8 ms
Type	PC
LightScribe	-
Disc types supported	CD-R, CD-ROM, CD-RW, DVD+R, DVD+RW, DVD-R, DVD-RAM, DVD-ROM, DVD-RW
Ethernet interface type	Gigabit Ethernet
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
Speakers manufacturer	Altec Lansing
Video capturing speed	24 fps
Front camera resolution	640 x 480 pixels
Wi-Fi standards	802.11b, 802.11g, Wi-Fi 4 (802.11n)
Cabling technology	10/100/1000Base-T(X)
Networking features	Gigabit Ethernet, WLAN
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Charging port type	DC-in jack
Headphone connectivity	3.5 mm
USB 2.0 ports quantity	3
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	0
Pointing device	Touchpad
Operating system installed	Windows 7 Home Premium
Form factor	Clamshell
Product type	Laptop
Country of origin	China
Battery life (max)	- h
Number of battery cells	6
AC adapter power	65 W
Cable lock slot type	Kensington
Processor code	SLBPM
Processor ARK ID	43537
Processor package size	rPGA 37.5x 37.5, BGA 34x28 mm
Graphics & IMC lithography	45 nm
Supported instruction sets	SSE4.1, SSE4.2
Intel® Turbo Boost Technology	1.0
Operating altitude	-15 - 3048 m
Non-operating altitude	-15 - 12192 m
Storage temperature (T-T)	-20 - 60 °C
Operating temperature (T-T)	5 - 35 °C
Storage relative humidity (H-H)	5 - 95 %
Operating relative humidity (H-H)	10 - 90 %

Weight and Dimensions

Depth	228 mm
Width	340.8 mm
Weight	1990 g
Height (rear)	32.2 mm
Height (front)	25 mm
Depth (imperial)	8.98 \
Width (imperial)	13.7 \
Height (rear) (imperial)	1.26 \
Height (front) (imperial)	0.98 \