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Compaq Presario CQ40 Notebook PC
Maintenance and Service Guide
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© Copyright 2008 Hewlett-Packard Development Company, L.P. Athlon, Sempron, and Turion are trademarks of Advanced Micro Devices, Inc. Bluetooth is a trademark owned by its proprietor and used by Hewlett-Packard Company under license. Intel and Core are trademarks of Intel Corporation in the U.S. and other countries. Microsoft, Windows, and Windows Vista are U.S. registered trademarks of Microsoft Corporation. SD Logo is a trademark of its proprietor. The information contained herein is subject t
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Safety warning notice WARNING! To reduce the possibility of heat-related injuries or of overheating the computer, do not place the computer directly on your lap or obstruct the computer air vents. Use the computer only on a hard, flat surface. Do not allow another hard surface, such as an adjoining optional printer, or a soft surface, such as pillows or rugs or clothing, to block airflow. Also, do not allow the AC adapter to contact the skin or a soft surface, such as pillows or rugs or clothing
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iv Safety warning notice
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Table of contents 1 Product description 2 External component identification Top components ................................................................................................................................... 6 TouchPad ............................................................................................................................ 6 Lights ..................................................................................................................................
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Electrostatic discharge damage ........................................................................ 35 Packaging and transporting guidelines ............................................. 36 Workstation guidelines ..................................................................... 36 Equipment guidelines ....................................................................... 37 Unknown user password ............................................................................................
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Hard drive specifications .................................................................................................................... 95 DVD±RW and CD-RW Super Multi Double-Layer Combo Drive specifications ................................. 96 System DMA specifications ................................................................................................................ 97 System interrupt specifications—Intel processors .........................................................
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RJ-45 (network) ................................................................................................................................ 131 HDMI ................................................................................................................................................ 132 Universal Serial Bus ......................................................................................................................... 132 10 Power cord set requirements Requirements for a
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1 Product description Category Description Intel models AMD models AMD models with UMA with discrete graphics graphics Product Name Compaq Presario CQ40 Notebook PC √ √ √ Processors Intel® Core™ 2 Duo processors T9600 2.80-GHz, 6-MB L2 cache, 1066- √ MHz FSB T9400 2.53-GHz, 6-MB L2 cache, 1066- √ MHz FSB T8600 2.40-GHz, 3-MB L2 cache, 1066- √ MHz FSB T8400 2.26-GHz, 3-MB L2 cache, 1066- √ MHz FSB T7350, 2.00-GHz, 3-MB L2 cache, 1066- √ MHz FSB
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Category Description Intel models AMD models AMD models with UMA with discrete graphics graphics Graphics Intel Graphics, Intel √ UMA (integrated) with shared video memory: ● Up to 251 MB on computers with 1024 MB of system memory ● Up to 358 MB on computers with more than 2048 MB of system memory Memory size is a dynamic change. ATi Discrete PCI Express x 16 √ Graphics (32Mx16 DDR2 x 4 PCs) Memory size is a dynamic change. AMD internal Graphics with Layout √ "Sideport" memory (ATI Radeon
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Category Description Intel models AMD models AMD models with UMA with discrete graphics graphics ● 320 GB, 5400 rpm ● 250 GB, 5400 rpm ● 160 GB, 5400 rpm ● 120 GB, 5400 rpm Optical drives Fixed (removal of one screw required) √ √ √ SATA √ √ √ 12.7-mm tray load √ √ √ Supports the following drives: √ √ √ ● DVD±RW and CD-RW Super Multi Double-Layer Combo Drive with LightScribe ● DVD±RW and CD-RW Super Multi Double-Layer Combo Drive ● DVD±RW and CD-RW Combo Drive Diskette drive Supports external
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Category Description Intel models AMD models AMD models with UMA with discrete graphics graphics Broadcom BCM4312 WLAN + Bluetooth √ √ √ External media Digital Media Slot, supports SD, MMC, √ √ √ card MS, MSpro, xD One full-size Mini Card slot √ √ √ Ports Audio-in (mono microphone) √ √ √ Audio-out (stereo headphone) √ √ √ RJ-45 (Ethernet, includes link and activity √ √ √ lights) USB (2) √ √ √ VGA (Dsub 15-pin) √ √ √ Smart-pin AC adapter plug √ √ √ Hot plug/unplug and auto detect for √ √
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Category Description Intel models AMD models AMD models with UMA with discrete graphics graphics Optical drive √ √ √ Mini Card √√ √ 5
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2 External component identification Top components TouchPad Component Description (1) TouchPad light White: TouchPad is enabled. ● Amber: TouchPad is disabled. ● (2) TouchPad* Moves the pointer and selects or activates items on the screen. (3) Left TouchPad button* Functions like the left button on an external mouse. (4) TouchPad on/off button Enables/disables the TouchPad. (5) TouchPad scroll zone* Scrolls up or down. (6) Right TouchPad button* Functions like the right button on an external mou
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Lights Component Description (1) Power lights (2)* On: The computer is on. ● Blinking: The computer is in the Sleep state. ● Off: The computer is off or in Hibernation. ● (2) Battery light ● On: A battery is charging. ● Blinking: A battery that is the only available power source has reached a low battery level or a critical battery level. ● Off: If the computer is plugged into an external power source, the light is turned off when all batteries in the computer are fully charged. If the computer
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Component Description (8) Volume up light On: The volume scroll zone is being used to increase speaker volume. (9) Num lock light On: Num lock is on or the embedded numeric keypad is enabled. *The 2 power lights display the same information. The light on the power button is visible only when the computer is open. The power light on the front of the computer is visible whether the computer is open or closed. Buttons and speakers Component Description (1) Speakers (2) Produce sound. (2) Power butt
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Component Description NOTE: If the computer has been set up to require a logon password, you may be asked to log on to Windows. QuickPlay or DVDPlay launches after you log on. Refer to the QuickPlay or DVDPlay software Help for more information. (4) Wireless button Turns the wireless feature on or off but does not establish a wireless connection. NOTE: A wireless network must be set up in order to establish a wireless connection. (5) Volume mute button Mutes and restores speaker sound. (6) Volum
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Keys NOTE: Your computer may look slightly different from the illustration in this section. Component Description (1) esc key Displays system information when pressed in combination with the fn key. (2) fn key Executes frequently used system functions when pressed in combination with a function key or the esc key. (3) Windows logo key Displays the Windows Start menu. (4) Embedded numeric keypad keys Can be used like the keys on an external numeric keypad. (5) Windows applications key Displays a
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Display NOTE: Your computer may look slightly different from the illustration in this section. Component Description (1) Internal display switch Turns off the display if the display is closed while the computer is turned on. (2) Internal microphones (2) Record sound. NOTE: If there is a microphone icon next to each microphone opening, your computer has internal microphones. Depending on your computer model, the computer may have 1 or 2 internal microphones. (3) Integrated webcam light On: The in
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Wireless antennae (select models only) On select computer models, at least 2 antennae send and receive signals from one or more wireless devices. These antennae are not visible from the outside of the computer. NOTE: For optimal transmission, keep the areas immediately around the antennae free from obstructions. To see wireless regulatory notices, refer to the section of the Regulatory, Safety and Environmental Notices that applies to your country or region. These notices are located in Help and
