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Compaq Presario CQ56 Notebook
PC and HP G56 Notebook PC
Maintenance and Service Guide
SUMMARY
This guide is a troubleshooting reference used for maintaining and servicing the computer. It provides
comprehensive information on identifying computer features, components, and spare parts;
troubleshooting computer problems; and performing computer disassembly procedures.
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© Copyright 2010 Hewlett-Packard Development Company, L.P. AMD, ATI, and Athlon are trademarks of Advanced Micro Devices, Inc. Bluetooth is a trademark owned by its proprietor and used by Hewlett-Packard Company under license. Intel, Celeron, and Pentium are trademarks of Intel corporation in the U.S. and other countries. Microsoft and Windows are U.S. registered trademarks of Microsoft Corporation. The information contained herein is subject to change without notice. The only warranties for HP
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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 ........................................................................................................................................ 1 2 External component identification ................................................................................................................ 5 Top ....................................................................................................................................................... 5 TouchPad .
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Packaging and transporting guidelines ............................................. 32 Workstation guidelines ..................................................................... 32 Equipment guidelines ....................................................................... 33 Component replacement procedures ................................................................................................. 34 Service tag ...........................................................................
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DVD±RW SuperMulti Double-Layer Drive with LightScribe specifications ......................................... 85 7 Backup and recovery .................................................................................................................................... 86 Windows 7 backup and recovery ....................................................................................................... 86 Backing up your information ..............................................................
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viii
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1 Product description HP G56 Compaq HP G56 Compaq Presario Presario Category Description CQ56 CQ56 AMD AMD Intel Intel Product Compaq Presario CQ56 Notebook √ √ name PC HP G56 Notebook PC √ √ Processors Intel Mobile Celeron 925 processor √√ (2.3 GHz, 1-MB L3 cache, 800 MHz) Intel® Celeron® 900 processor (2.2 √√ GHz) Intel® Pentium® T4500 processor √√ (2.3 GHz) Intel Celeron T3500 processor (2.1 √√ GHz) AMD V-160 processor (2.4 GHz, √√ 512-MB L2 cache, 1066 MHz, 3.2 GT/s)—single-cor
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HP G56 Compaq HP G56 Compaq Presario Presario Category Description CQ56 CQ56 AMD AMD Intel Intel Chipset ATI™ RS880M √√ Southbridge - SB820 √√ Intel® GL40 √√ Southbridge - ICH9m √√ Graphics UMA (integrated) with shared video √√ √ √ memory Support for BD or HD-DVD √√ √ √ playback with HD decoder and DX10 (UMA) Panel 39.6-cm (15.6-in) HD LED √√ √ √ BrightView (1366×768) 39.6-cm (15.6-in) HD CCFL √√ √ √ BrightView (1366×768) 16:9 wide aspect ratio √√ √ √ Memory 2 customer-accessible/u
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HP G56 Compaq HP G56 Compaq Presario Presario Category Description CQ56 CQ56 AMD AMD Intel Intel Optical 12.7-mm (0.5-in) fixed SATA tray √√ √ √ drives load DVD±RW SuperMulti Double-Layer √√ √ √ Drive with LightScribe (select models only) Webcam Select models only. VGA camera, √√ √ √ fixed angle with activity light and single analog microphone Microphone Integrated single analog √√ √ √ microphone (for models with no webcam) Audio High-definition audio supports √√ √ √ Microsoft® premium requir
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HP G56 Compaq HP G56 Compaq Presario Presario Category Description CQ56 CQ56 AMD AMD Intel Intel USB (3) √√ √ √ VGA (Dsub 15-pin) supporting √√ √ √ 1600×1200 external resolution at 75 Hz Smart-pin AC power √√ √ √ Keyboard/ Pocket keyboard, 39.62-cm (15.6- √√ √ √ pointing in) with numeric keypad devices TouchPad with 2 buttons and 2-way √√ √ √ scroll (taps enabled as default) Power 6-cell Li-ion, 2.20-Ah, 47-Wh battery √√ √ √ requirements 6-cell Li-ion, 2.55-Ah, 55-Wh battery √√ √ √ 65-W
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2 External component identification Top TouchPad Component Description (1) TouchPad light To turn the TouchPad on and off, quickly double-tap the TouchPad light. Off: TouchPad is on. ● Amber: TouchPad is off. ● (2) TouchPad zone Moves the pointer and selects or activates items on the screen. (3) Left TouchPad button* Press the left side of the TouchPad button to execute functions performed by the left button on an external mouse. (4) Right TouchPad button* Press the right side of the TouchPad b
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Lights NOTE: Your computer may look slightly different from the illustration in this section. Component Description (1) TouchPad light Off: TouchPad is on. ● Amber: TouchPad is off. ● (2) Caps lock light On: Caps lock is on. (3) Power light On: The computer is on. ● Blinking: The computer is in the Sleep state (Windows) or ● Suspend state (Linux). Off: The computer is off or in Hibernation. ● (4) Wireless light ● White: An integrated wireless device, such as a wireless local area network (WLAN)
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Button and speakers NOTE: Your computer may look slightly different from the illustration in this section. Component Description (1) Speaker grill Two integrated speakers produce sound. (2) Power button* ● When the computer is off, press the button to turn on the computer. ● When the computer is on, press the button briefly to initiate Sleep. ● When the computer is in the Sleep state, press the button briefly to exit Sleep. ● When the computer is in Hibernation, press the button briefly to exit
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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) Send e-mail key Opens a new e-mail in your default e-mail client. (3) Media application key Launches CyberLink PowerDVD (Windows) or the default media player (Linux). (4) Web browser key Launches your default web browser. (5) Print key Sends the currently-active document to the default printer.
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Right side NOTE: Your computer may look slightly different from the illustration in this section. Component Description (1) Optical drive (select models only) Reads and writes to an optical disc. (2) Optical drive light (select models only) Blinking: The optical drive is being accessed. (3) USB port Connects an optional USB device. (4) AC adapter light ● Blinking white: The computer is in the Sleep state (Windows) or Suspend state (Linux). ● White: The computer is connected to external power. ●
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Left side NOTE: Your computer may look slightly different from the illustration in this section. Component Description (1) External monitor port Connects an external VGA monitor or projector. (2) Vent Enables airflow to cool internal components. NOTE: The computer fan starts up automatically to cool internal components and prevent overheating. It is normal for the internal fan to cycle on and off during routine operation. (3) RJ-45 (network) jack Connects a network cable. (4) USB ports (2) Conne
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Display Component Description (1) Internal microphone (select models only) Records sound. (2) Webcam (select models only) Records video and captures still photographs. (3) Webcam light (select models only) On: The webcam is in use. Display 11
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Wireless antennas Your computer model has two antennas that send and receive signals from one or more wireless devices. These antennas are not visible from the outside of the computer. NOTE: For optimal transmission, keep the areas immediately around the antennas (shown in the previous illustration) 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
