Hard drive specifications
| 750 GB* | 500-GB* | 320-GB* | 250-GB* | 160-GB* |
| | | | | |
Dimensions | | | | | |
| | | | | |
Height | 9.5 mm | 9.5 mm | 9.5 mm | 9.5 mm | 9.5 mm |
| | | | | |
Width | 70 mm | 70 mm | 70 mm | 70 mm | 70 mm |
| | | | | |
Weight | 101 g | 101 g | 101 g | 101 g | 101 g |
| | | | | |
Interface type | SATA | SATA | SATA | SATA | SATA |
| | | | | |
Transfer rate | 100 MB/sec | 100 MB/sec | 100 MB/sec | 100 MB/sec | 100 MB/sec |
| | | | | |
Security | ATA security | ATA security | ATA security | ATA security | ATA security |
| | | | | |
Seek times (typical read, including setting) | | | | | |
| | | | | |
Single track | 3.0 ms | 1.0 ms | 1.5 ms | 2.0 ms | 1.5 ms |
| | | | | |
Average | 13.0 ms | 14.0 ms | 12.0 ms | 12.0 ms | 11.0 ms |
| | | | | |
Maximum | 24.0 ms | 22.0 ms | 22.0 ms | 22.0 ms | 22.0 ms |
| | | | | |
Logical blocks | 1,465,128,35 | 976,773,168 | 625,142,448 | 488,397,168 | 312,581,808 |
| 9 | | | | |
| | | | | |
Disc rotational speed | 5400 rpm | 7200 rpm | 7200 rpm | 7200 rpm | 7200 rpm |
Operating temperature5°C to 55°C (41°F to 131°F)
*1 GB = 1 billion bytes when referring to hard drive storage capacity. Actual accessible capacity is less. Actual drive specifications may differ slightly.
NOTE: Certain restrictions and exclusions apply. Contact technical support for details.
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Compaq Presario CQ42 Notebook PC and HP G42 Notebook PC
First Edition March Document Part Number
Revision Publication date Description
MSG revision history
Iv MSG revision history
Safety warning notice
Vi Safety warning notice
Table of contents
Setup Utility
109
131
Product description
Chipset
Intel Celeron
Graphics Intel UMA Integrated/HD Graphics with
150-199 100-149 Intel UMA Integrated/GMA 4500M GL40
Category Description HP G42
150-199 100-149 ATi Discrete PCI Express x Graphics
Switchable Discrete Graphics
Memory
35-cm 2.5-in
Hard drives
Drives
Optical
Diskette drive
Camera
Local area network Wlan options by Way of wireless Module
Wireless
Modem
Ethernet
Media card
External
Ports
Operating Preinstalled System
Power
Serviceability End-user Replaceable parts
Keyboard
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Identifying the hardware
External component identification
TouchPad
Top components
Component Description
Lights
Button and speakers
Control Panel System and Security Power Options
Fn key
Keys
Display
Right-side components
Left-side components
Bottom components
Wireless antennas
Additional hardware components
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Serial number location
Illustrated parts catalog
Computer major components
35.6 cm 14-in, WXGA, BrightView display assembly
Description Spare part number
Power button board includes cable
Keyboards
Touchpad button board includes cable
Speaker assembly includes cable
Intel Centrino Wireless-N 1000 802.11b/g/n
Wlan module Atheros AR9285 802.11 a/b/g/n 2x2 WiFi adapter
Broadcom 4312G 802.11b/g WiFi Adapter halogen free
Description Spare part number Memory modules
BT3.0+HS ready for models 1.2 and 1.3 only
Battery
Bluetooth module for models 1.0, 1.1 and 1.3 only
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592144-001
Display assembly components
Webcam module
Display back cover
Display rubber display kit not illustrated
Item Description Spare part number Plastics kit 600190-001
Plastics Kit
Mass storage devices
Item Description Spare part number
Miscellaneous parts
Power cord, AC, 3 wire, black, 1.83-m
Description Spare part number AC adapters
Rubber kit
Spare part Description Number
Sequential part number listing
Zimbabwe
600164-001 Display back cover, Presario, biscotti
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HP, white for models 1.1 only
HP, charcoal for models 1.2 and 1.3 only
HP, velvet red for models 1.2 and 1.3 only
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Preliminary replacement requirements
Removal and replacement procedures
Service considerations
Tools required
Drive handling
Cables and connectors
Electrostatic discharge damage
Grounding guidelines
Typical electrostatic voltage levels
Event 10% 40% 55%
Packaging and transporting guidelines
Material Use Voltage protection level
Equipment guidelines
Serial number
Component replacement procedures
Description Spare part number Rubber Feet Kit 600184-001
Computer feet
Battery
Hard drive
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Optical drive
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Wlan module
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Memory module
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Keyboard
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Top cover
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Description Spare part number Speaker assembly 600189-001
Speaker assembly
Power button board
TouchPad button board
Modem module
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Bluetooth module
USB board
Power connector cable
Display assembly
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System board
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Optical drive Sata cable and connector
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Description Spare part number RTC battery 602745-001
RTC battery
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Subsystem memory includes thermal replacement material
Fan/heat sink assembly
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Processor
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Computer Setup in Windows
Setup Utility
Starting Setup Utility
Using Setup Utility
Displaying system information
Navigating and selecting in Setup Utility
Restoring default settings in Setup Utility
Exiting Setup Utility
Setup Utility menus
Main menu
Security menu
Diagnostics menu
System Configuration menu
Primary Hard Disk Self Test
Starting Computer Setup
Computer Setup in Linux
Using Computer Setup
Navigating and selecting in Computer Setup
Restoring factory settings in Computer Setup
File menu
Computer Setup menus
Security menu
System Configuration menu
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Computer specifications
Specifications
35.6-cm14.0-in display specifications
Hard drive specifications
Transfer mode
Random access time
Applicable disc
Cache buffer Data transfer rate
BD-ROM, BD-ROM-DL, BD-R, BD-R-DL, BD-RE, BD-RE-DL, DVD-ROM
Select Start Computer
System resource specifications
Windows
Backup and recovery
Creating recovery discs
Backing up your information
Using Windows Backup and Restore
Using system restore points
Performing a recovery
Select Start All Programs Recovery Manager Recovery Manager
Recovering from the recovery discs
Linux backup and recovery
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Pin Signal
Connector pin assignments
Audio-out headphone
Audio-in microphone
External monitor
RJ-45 network
RJ-11 modem
Hdmi
Universal Serial Bus
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Requirements for all countries or regions
Power cord set requirements
Country/region Accredited agency Applicable note number
Requirements for specific countries or regions
Recycling
Battery
Display
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Display
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Index
Symbols/Numerics
Inverter
USB
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