Compaq Presario CQ57-300 Maintenance and Service Guide
Compaq Presario CQ57-300 Manual
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- Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 1
Compaq Presario CQ57 Notebook PC Maintenance and Service Guide - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 2
of Intel Corporation in the U.S. and other countries. Microsoft and Windows are U.S. registered trademarks of Microsoft Corporation. SD Logo is a for HP products and services are set forth in the express warranty statements accompanying such products and services. Nothing herein should be - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 3
Safety warning notice WARNING! To reduce the possibility of heat-related injuries or of overheating the device, do not place the device directly on your lap or obstruct the device air vents. Use the device only on a hard, flat surface. Do not allow another hard surface, such as an adjoining optional - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 4
iv Safety warning notice - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 5
of contents 1 Product description ...1 2 External component identification 6 Display ...6 Button ...7 Keys ...8 Lights ...9 TouchPad ...10 Left side ...11 Right side ...12 Bottom ...13 3 Illustrated parts catalog 14 Service tag ...14 Computer major components 16 Cable Kit ...20 Display assembly - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 6
transporting guidelines 32 Component replacement procedures 34 Service tag ...34 Computer feet ...35 Battery ...36 Optical drive (select models only selecting in Setup Utility 82 Displaying system information 82 Restoring factory settings in Setup Utility 83 Exiting Setup Utility 83 Updating - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 7
Using Windows system restore points 94 When to create restore points 94 Create a system restore point 95 Restore to a previous date and time 95 8 Power cord set requirements 96 Requirements for all countries 96 Requirements for specific countries and regions 97 9 Recycling ...98 Battery ...98 - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 8
viii - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 9
Graphics Description Computer models equipped with an AMD processor Compaq Presario CQ57 Notebook PC √ AMD® E350 1.60-GHz processor √ (dual 6310M discrete-class √ graphics supporting DX11 AMD Radeon™ HD 6250M discrete-class graphics supporting DX11 Support for high-definition DVD playback - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 10
4 PCs) Switchable discrete graphics (not supported on computer models equipped with Windows 7 Starter Supports 16:9 ultra wide aspect ratio 2 customer-accessible/upgradable memory √ module slots Supports dual-channel memory √ Supports up to 8192 GB of system RAM √ DDR3/1333-MHz √ Supports - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 11
HD audio √ Presario-branded Altec/Lansing speakers √ Supports Microsoft Premium requirements 10/100 network interface √ card (NIC) Wireless Integrated wireless local area network (WLAN) √ options by way of wireless module One or two WLAN antennas built into √ display assembly Support - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 12
Keyboard/ pointing devices Power requirements Description Computer models equipped with an AMD processor HP Multi-Format Digital Media Reader supports √ the following digital card formats: ● MultiMediaCard (MMC) ● Secure Digital (SD) Memory Card ● Secure Digital High Capacity (SDHC) Memory - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 13
, 47-Whr, 2.20-Ah Li-ion battery Security Security cable slot √ Operating system Preinstalled: √ ● Windows 7 Home Basic (64- and 32-bit) ● Windows 7 Home Premium (64-bit) ● Windows 7 Professional (64-bit) ● Windows 7 Starter (32-bit, not supported on computer models equipped with a 320GB - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 14
2 External component identification Display Item (1) (2) (3) (4) Component WLAN antennas (2)* Webcam light Webcam Internal microphone 6 Chapter 2 External component identification Description Send and receive wireless signals to communicate with WLANs. NOTE: Select computer models only have one - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 15
to your country or region. These notices are located in Help and Support. Button Component Power button Description ● When the computer is off, briefly to exit Hibernation. If the computer has stopped responding and Windows shutdown procedures are ineffective, press and hold the power button for - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 16
when pressed in combination with the fn key. Displays system information when pressed in combination with the esc key. Displays the Windows Start menu. Displays a shortcut menu for items beneath the pointer. Execute frequently used system functions. 8 Chapter 2 External component identification - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 17
Lights Item (1) (2) (3) (4) Component TouchPad light Caps lock light Power light Wireless light Description ● Amber: The TouchPad is off. ● Off: The TouchPad is on. ● White: Caps lock is on. ● Off: Caps lock is off. ● White: The computer is on. ● Blinking white: The computer is in the Sleep state - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 18
selects or activates items on the screen. Functions like the left button on an external mouse. Functions like the right button on an external mouse. 10 Chapter 2 External component identification - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 19
side Item (1) (2) (3) (4) (5) (6) (7) (8) (9) (10) Component External monitor port Vents (2) RJ-45 (network) jack Notices. When a device is connected to the jack, the computer speakers are disabled. Supports the following digital card formats: ● MultiMediaCard ● Secure Digital (SD) Memory Card ● - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 20
is idle. Connect optional USB devices. Connects an AC adapter. ● White: The computer is connected to external power and the battery is fully charged. ● Amber: A battery is charging. Attaches an optional security cable to the computer. NOTE: The security cable is designed to act as a deterrent, but - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 21
release latch Vents (5) Hard drive bay Memory module compartment Description Holds the battery. Releases the battery from the battery bay. Enable airflow to cool internal components. NOTE: The computer fan starts up automatically to cool internal components and prevent overheating. It is normal - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 22
tag When ordering parts or requesting information, provide the computer serial number and model description provided on the service tag. Item (1) (2) Component Product name Serial number (s/n) 14 Chapter 3 Illustrated parts catalog Description This is the product name affixed to the front - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 23
(4) Warranty period (5) Model description Description This number provides specific information about the product's hardware components. The part number helps a service technician determine what components and parts are needed. This number describes the duration of the warranty period for the - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 24
Computer major components Item (1) Component Spare part number 15.6-in, high definition (HD), light-emitting diode (LED), BrightView display assembly (includes microphone and wireless antenna transceivers and cables): Equipped with webcam 645095-001 Not equipped with webcam 645094-001 NOTE: - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 25
Item (2) (3) (4) (5) (6a) (6b) Component Keyboard (includes keyboard cable): For use with all computer models: For use in Belgium For use in Canada For use in the Czech Republic For use in Denmark, Finland, and Norway For use in France For use in Germany For use in Greece For use in Hungary For use - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 26
computer models equipped with an Intel processor 646135-001 RTC battery (includes cable and double-sided tape) 646132-001 processor (3.0-MB L3 cache, dual core, 35 W) 625831-001 Intel Celeron DC T3500 2.10-GHz processor (1.0-MB L2 cache, 800-MHz FSB) 625830-001 Intel Celeron SC C925 - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 27
release latch, heat sink, replacement thermal material, and 4 rubber feet) 646114-001 Battery: 6-cell, 55-Whr, 2.55-Ah Li-ion battery 593554-001 6-cell, 47-Whr, 2.20-Ah Li-ion battery 593553-001 DVD±RW and CD-RW Super Multi Double-Layer Combo Drive with LightScribe (select 646126-001 models - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 28
Cable Kit Item (1) (2) (3) Component Cable Kit, includes: TouchPad cable Optical drive connector cable Hard drive connector cable Spare part number 646119-001 20 Chapter 3 Illustrated parts catalog - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 29
Display assembly subcomponents Item (1) (2) (3) (4) (5) (6) (7) Component Display bezel: For use with computer models equipped with a webcam and a microphone For use with computer models equipped only with a microphone Display hinge covers (2) 15.6-in, HD, LED, BrightView display panel Webcam/ - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 30
Item (8) Component Display enclosure Display Screw Kit (not illustrated, includes Mylar screw covers and screws) Mass storage devices Spare part number 646113-001 646134-001 Item (1) (2) (3) Component Spare part number Hard drive (2.5-in, 7.0-mm, SATA; does not include hard drive connector - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 31
Miscellaneous parts Component HP Smart AC adapter: 65-W RC V HP Smart AC adapter for use will all computer models For use only with computer models equipped with an Intel processor: 90-W PFC RC V EM HP Smart AC adapter 90-W PFC RC V HP Smart AC adapter 65-W RC V EM HP Smart AC adapter Power cord (3- - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 32
Plastics Kit Item (1) (2) Component Spare part number Plastics Kit, includes: 646131-001 Hard drive compartment cover (includes one captive screw, secured by a C-clip) Memory module/wireless module compartment cover (includes one captive screw, secured by a C-clip) 24 Chapter 3 Illustrated - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 33
802.11b/g/n 1x1 WiFi and Bluetooth 2.1+EDR Combo Adapter (BT3.0+HS ready) 593553-001 6-cell, 47-Whr, 2.20-Ah Li-ion battery 593554-001 6-cell, 55-Whr, 2.55-Ah Li-ion battery 602993-001 Realtek 8188BC8 802.11a/b/g/n 2x2 WiFi and Bluetooth 3.0+HS Combo Adapter 609939-001 65-W RC V HP Smart AC - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 34
cable, hard drive bracket, or screws) 625830-001 Intel Celeron DC T3500 2.10-GHz processor (1.0-MB L2 cache, 800-MHz FSB; includes replacement thermal material ) 646113-001 Display enclosure 646114-001 Base enclosure (includes battery release latch, heat sink, replacement thermal material, and - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 35
Spare part number Description 646125-001 Keyboard for use with all computer models in the United States (includes keyboard cable) 646125-031 Keyboard for use with all computer models in the United Kingdom and Singapore (includes keyboard cable) 646125-041 Keyboard for use with all computer - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 36
Spare part number Description 646132-001 RTC battery (includes cable and double-sided tape) 646133-001 Screw Kit 646134-001 Display Screw Kit (includes Mylar screw covers and screws) 646135-001 Thermal Material - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 37
plastic parts. Use care when handling the plastic parts. Apply pressure only at the points designated in the maintenance instructions. Cables and connectors CAUTION: When servicing the computer, be sure that cables are placed in their proper locations during the reassembly process. Improper cable - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 38
Drive handling CAUTION: Drives are fragile components that must be handled with care. To prevent damage to the computer, damage to a drive, or loss of information, observe these precautions: Before removing or inserting a hard drive, shut down the computer. If you are unsure whether the computer is - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 39
vinyl tray Removing DIPS from Styrofoam Removing bubble pack from PCB Packing PCBs in foam-lined box Typical electrostatic voltage levels Relative humidity 10% 40% 35,000 V 15,000 V 12,000 V 5,000 V 6,000 V 800 V 2,000 V 700 V 11,500 V 4,000 V 14,500 V 5,000 V 26,500 V 20,000 V 21 - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 40
. ● Use a wrist strap connected to a properly grounded work surface and use properly grounded tools and equipment. ● Use conductive field service tools, such as cutters, screwdrivers, and vacuums. ● When fixtures must directly contact dissipative surfaces, use fixtures made only of staticsafe - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 41
a grounded system. Wrist straps are flexible straps with a minimum of one megohm ±10% resistance in the ground cords. To provide proper ground, wear a strap snugly or floor mats with hard ties to the ground ● Field service kits ● Static awareness labels ● Material-handling packages ● Nonconductive - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 42
tag When ordering parts or requesting information, provide the computer serial number and model number provided on the service tag. Item (1) (2) (3) Component Product name Serial number (s/n) Part number/Product number (p/n) 34 Chapter 4 Removal and replacement procedures Description This - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 43
This number describes the duration of the warranty period for the computer. This is the alphanumeric identifier used to locate documents, drivers, and support for the computer. Computer feet The computer feet are adhesive-backed rubber pads. There are 4 rubber feet that attach to the base enclosure - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 44
the AC outlet and then unplugging the AC adapter from the computer. Remove the battery: 1. Slide the battery release latch (1) to release the battery. 2. Pivot the front edge of the battery (2) up and back. 3. Remove the battery (3) from the computer. 36 Chapter 4 Removal and replacement procedures - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 45
the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 36). Remove the optical drive: 1. Loosen the captive screw (1) that secures the memory module/wireless module compartment cover to the - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 46
2. Lift the rear edge of the memory module/wireless module compartment cover (2) up and forward until it rests at an angle. 3. Remove the memory module/wireless module compartment cover. The memory module/wireless module compartment cover is available in the Plastics Kit, spare part number 646131- - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 47
8. Remove the two Phillips PM2.0×3.0 screws (1) that secure the bracket to the optical drive. 9. Remove the optical drive bracket (2). Reverse this procedure to reassemble and install the optical drive. Component replacement procedures 39 - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 48
remove the module to restore device functionality, and then contact technical support. Before removing the WLAN module, follow these steps: 1. Shut then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 36). 5. Remove the memory module/wireless module - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 49
3. Remove the WLAN module by pulling the module away from the slot at an angle (3). NOTE: The WLAN module is designed with a notch (4) to prevent incorrect installation into the WLAN module socket. NOTE: If the WLAN antennas are not connected to the terminals on the WLAN module, the protective - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 50
from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 36). 5. Remove the memory module/wireless module compartment cover (see Optical drive (select models only) on page 37). Remove the - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 51
the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 36). 5. Remove the memory module/wireless module compartment cover (see Optical drive (select models only) on page 37). Remove the hard - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 52
2. Lift the rear edge of the hard drive compartment cover (2) up and forward until it rests at an angle. 3. Remove the hard drive compartment cover. The hard drive compartment cover is available in the Plastics Kit, spare part number 646131-001. 4. Disconnect the hard drive connector cable (1) from - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 53
8. If it is necessary to replace the hard drive connector cable (1), the hard drive screws (2), or the hard drive bracket (3), remove and replace the components. Reverse this procedure to reassemble and install the hard drive. Component replacement procedures 45 - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 54
the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 36). 5. Remove the memory module/wireless module compartment cover (see Optical drive (select models only) on page 37). 6. Remove the - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 55
Remove the keyboard: 1. Remove the Phillips PM2.5×6.0 screw that secures the keyboard to the computer. 2. Rest and secure the computer on its left side. 3. Partially open the computer. 4. Insert a screw driver or similar thin tool into the keyboard release hole, and then press on the back of the - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 56
5. Turn the computer right-side up with the front toward you. 6. Lift the rear edge of the keyboard (1), and then swing the keyboard up and forward (2) until it rests upside down on the palm rest. 7. Release the zero insertion force (ZIF) connector (1) to which the keyboard cable is attached, and - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 57
from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 36). 5. Remove the optical drive (see Optical drive (select models only) on page 37). 6. Remove the keyboard (see Keyboard on page - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 58
bay that secure the top cover to the computer. 5. Remove the two Phillips PM2.5×9.0 screws (1) and the three Phillips PM2.0×3.0 screws (2) in the battery bay that secure the top cover to the computer. 6. Turn the computer right-side up, with the front toward you. 7. Open the computer. 8. Release - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 59
9. Remove the Phillips PM2.5×6.0 screw that secures the top cover to the computer. 10. Lift the rear edge of the top cover (1) until the left and right sides disengage from the base enclosure. Component replacement procedures 51 - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 60
11. Remove the top cover (2). Reverse this procedure to install the top cover. 52 Chapter 4 Removal and replacement procedures - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 61
from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 36), and then remove the following components: ● Optical drive (see Optical drive (select models only) on page 37) ● Keyboard (see - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 62
from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 36), and then remove the following components: ● Optical drive (see Optical drive (select models only) on page 37) ● Keyboard (see - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 63
4. Remove the TouchPad button board (4) and cables from the top cover. Reverse this procedure to install the TouchPad button board and cable. Component replacement procedures 55 - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 64
from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 36), and then remove the following components: ● Optical drive (see Optical drive (select models only) on page 37) ● Keyboard (see - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 65
from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 36), and then remove the following components: ● Optical drive (see Optical drive (select models only) on page 37) ● Keyboard (see - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 66
5. Turn the computer right-side up, with the front toward you. 6. Open the computer. 7. Remove the two Phillips PM2.5×6.0 screws (1) that secure the power connector and bracket to the computer. 8. Remove the power connector bracket (2). 9. Remove the power connector (3). Reverse this procedure to - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 67
from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 36), and then remove the following components: ● Optical drive (see Optical drive (select models only) on page 37) ● Keyboard (see - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 68
from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 36), and then remove the following components: ● Optical drive (see Optical drive (select models only) on page 37) ● Keyboard (see - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 69
and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 36), and then remove the following components: ● Optical drive the base enclosure. CAUTION: Support the display assembly when removing the following screws. Failure to support the display assembly can - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 70
4. Remove the display assembly (4). 5. If it is necessary to replace the display bezel or any of the display assembly subcomponents: a. Remove the two Mylar screw covers (1) and the two Phillips PM2.5×4.0 screws (2) that secure the display bezel to the display assembly. The Mylar screw covers are - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 71
6. If it is necessary to replace the webcam/microphone module or microphone module: a. Detach and release the module (1) as far as the module cable allows. (The module is attached to the display enclosure with double-sided tape.) b. Disconnect the module cable (2) from the module. c. Remove the - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 72
b. Remove the hinge covers (2). The hinge covers are available using spare part number 646124-001. 8. If it is necessary to replace the display panel: a. Remove the two Phillips PM2.5×4.0 screws (1) and four Phillips PM2.5×5.0 screws (2) that secure the display panel to the display enclosure. 64 - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 73
b. Lift the top edge of the display panel, and then swing it up and forward until it rests upside down in front of the display enclosure. c. Release the adhesive strip (1) that secures the display panel cable to the display panel, and then disconnect the display panel cable (2) from the display - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 74
b. Remove the display hinges (2). The display hinges include the display hinges and brackets and are available using spare part number 646123-001. 10. If it is necessary to replace the display panel cable: a. Release the tabs (1) built into the display enclosure shielding that secure the display - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 75
11. If it is necessary to replace the wireless antenna cable and transceiver: a. Release the wireless antenna transceiver (1) from the display enclosure. (The wireless antenna transceiver is attached to the display enclosure with double-sided tape.) b. Release the wireless antenna cable from the - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 76
from the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 36). 5. Remove the optical drive (see Optical drive (select models only) on page 37). 6. Remove the WLAN module (see WLAN module on - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 77
are removed from the defective system board and installed on the replacement system board: ● Memory module (see Memory module on page 42) ● RTC battery (see RTC battery on page 71) ● Fan and heat sink (see Fan/heat sink assembly on page 73) ● Processor (see Processor on page 79) Remove the - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 78
4. Remove the system board (3) by sliding it up and to the right at an angle. NOTE: A heat sink is attached to the base enclosure to service a component on the bottom of the system board. The thermal material must be thoroughly cleaned from the surfaces of the system board (1) and the heat - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 79
the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 36), and then remove the following components: ● Optical drive (see Optical drive (select models only) on page 37) ● WLAN module (see - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 80
3. Detach the RTC battery (2) from the system board. (The RTC battery is attached to the system board with double-sided tape.) 4. Remove the RTC battery. Reverse this procedure to install the RTC battery. 72 Chapter 4 Removal and replacement procedures - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 81
the computer by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 36), and then remove the following components: ● Optical drive (see Optical drive (select models only) on page 37) ● WLAN module (see - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 82
Remove the fan/heat sink assembly: 1. Disconnect the fan cable from the system board. 2. Turn the system board upside down, with the front toward you. 3. Loosen the captive screws (1) that secure the fan/heat sink assembly to the system board. NOTE: The number of screws used to secure the fan/heat - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 83
NOTE: The following illustration shows the fan/heat sink assembly removal process on a computer model equipped with an Intel processor, the Intel HM65 or HM55 chipset, and a graphics subsystem with discrete memory. NOTE: The following illustration shows the fan/heat sink assembly removal process on - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 84
NOTE: The following illustration shows the fan/heat sink assembly removal process on a computer model equipped with an Intel processor, the Intel HM45 chipset, and a graphics subsystem with UMA memory. The thermal material must be thoroughly cleaned from the surfaces of the heat sink and the system - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 85
it ● A thermal pad is used on the graphics subsystem chip (3) and the heat sink section (4) that services it NOTE: The following illustration shows the replacement thermal material locations on a computer model equipped with an Intel Pentium processor and a graphics subsystem with UMA - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 86
Celeron processor. ● Thermal paste is used on the processor (1) and the heat sink section (2) that services it ● A thermal pad is used on the Northbridge chip (3) and the heat sink section (4) that services it Reverse this procedure to reassemble and install the fan/heat sink assembly. 78 Chapter - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 87
-GHz processor (3.0-MB L3 cache, dual core, 35 W) Intel Celeron DC T3500 2.10-GHz processor (1.0-MB L2 cache, 800-MHz FSB) Intel Celeron SC C925 2.30- then unplugging the AC adapter from the computer. 4. Remove the battery (see Battery on page 36), and then remove the following components: ● Optical - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 88
2. Lift the processor (2) straight up, and then remove it. NOTE: The gold triangle (3) on the processor must be aligned with the triangle icon (4) embossed on the processor socket when you install the processor. Reverse this procedure to install the processor. 80 Chapter 4 Removal and replacement - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 89
operating properly. Starting Setup Utility NOTE: An external keyboard or mouse connected to a USB port can be used with Setup Utility only if USB legacy support is enabled. To start Setup Utility, follow these steps: 1. Turn on or restart the computer, and then press esc while the "Press the ESC key - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 90
Exit > Exit Discarding Changes, and then press enter. ● To save your changes and exit Setup Utility menus, press f10, and then follow the on-screen instructions. - or - Use the tab key and the arrow keys to select Exit > Exit Saving Changes, and then press enter. Your changes go into effect when - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 91
instructions. - or - Use the arrow keys to select Exit > Exit Saving Changes, and then press enter. Your changes go into effect when the computer restarts. NOTE: Your password settings and security settings are not changed when you restore the factory troubleshooting the file. Using Setup Utility 83 - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 92
, remove, connect, or disconnect any device, cable, or cord. 1. Windows 7-Select Start > Help and Support > Maintain. Windows XP-Select Start > Help and Support, and then select the software and drivers update. 2. Follow the on-screen instructions to identify your computer and access the BIOS update - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 93
the on-screen instructions. NOTE: After and checks for intermittent problems that the start-up test battery. If the battery fails the test, contact HP support to report the issue and purchase a replacement battery. You can also view system information and error logs in the System Diagnostics window - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 94
5°C to 35°C 41°F to 95°F Nonoperating -20°C to 60°C -4°F to 140°F Relative humidity (noncondensing) Operating 10% to 90% Nonoperating 5% to 95% Maximum altitude (unpressurized) Operating -15 m to 3,048 m -50 ft to 10,000 ft Nonoperating -15 m to 12,192 m -50 ft to 40,000 ft NOTE - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 95
15.6-inch display specifications Dimensions Height Width Diagonal Number of colors Contrast ratio Brightness Pixel resolution Pitch Format Configuration Backlight Character display Total power consumption Viewing angle Metric U.S. 19.6 cm 34.7 cm 39.8 cm Up to 16.8 million 200:1 (typical) 200 - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 96
°F to 140°F) *1 GB = 1 billion bytes when referring to hard drive storage capacity. Actual accessible capacity is less. NOTE: Certain restrictions and exclusions apply. Contact technical support for details. 88 Chapter 6 Specifications - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 97
is present, a Recovery drive is listed in the window. CAUTION: HP Recovery Manager (partition, or discs/flash drive) restores only software that was preinstalled at the factory. Software not provided with this computer must be reinstalled manually. NOTE: Recovery discs have been included if your - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 98
a recovery flash drive to be sure that you can restore your computer to its original factory state if the hard drive fails, or if for any reason you cannot restore using the Programs > Recovery Manager > Recovery Media Creation. 2. Follow the on-screen instructions. 90 Chapter 7 Backup and recovery - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 99
Manager. ● Recovery Manager restores only software that was preinstalled at the factory. Software not provided with this computer must be downloaded from the manufacturer's 2. Click System Recovery in the Recovery Manager window. 3. Follow the on-screen instructions. Performing a system restore 91 - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 100
the optical drive or the flash drive. 5. Follow the on-screen instructions. Changing the computer boot order To change the boot order for recovery boot options. 3. Select Internal CD/DVD ROM Drive from the boot options window. To change the boot order for recovery flash drive: 1. Insert the flash - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 101
to re-enter your preferences. To create a screen shot: 1. Display the screen you want to save. 2. Copy the screen image: To copy only the active window, press alt+fn+prt sc. To copy the entire screen, press fn+prt sc. 3. Open a word-processing document, and then select Edit > Paste. The screen - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 102
Backup and Restore. 2. Follow the on-screen instructions to schedule and create a backup. NOTE: Windows includes the User Account Control feature to improve the running utilities, or changing Windows settings. Refer to Help and Support for more information. Using Windows system restore points A - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 103
Panel > System and Security > System. 2. In the left pane, click System Protection. 3. Click the System Protection tab. 4. Follow the on-screen instructions. Restore to a previous date and time To revert to a restore point (created at a previous date and time), when the computer was functioning - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 104
for evaluation in the country or region where the power cord set will be used. ● The power cord sets must have a minimum current capacity of 10 amps and a nominal voltage rating of 125 or 250 V AC, as required by the power system of each country or region. ● The appliance coupler must - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 105
Requirements for specific countries and regions Country/region Accredited agency Applicable note number Australia EANSW 1 Austria OVE 1 Belgium CEBC 1 Canada CSA 2 Denmark DEMKO 1 Finland FIMKO 1 France UTE 1 Germany VDE 1 Italy IMQ 1 Japan METI 3 The Netherlands - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 106
dispose of the battery in general household waste. Follow the local laws and regulations in your area for computer battery disposal. Display WARNING Web site at http://www.eiai.org. This section provides disassembly instructions for the display assembly. The display assembly must be disassembled to - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 107
Perform the following steps: 1. Remove all screw covers (1) and screws (2) that secure the display bezel to the display assembly. 2. Lift up and out on the left and right inside edges (1) and the top and bottom inside edges (2) of the display bezel until the bezel disengages from the display - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 108
4. Disconnect all display panel cables (1) from the display inverter and remove the inverter (2). 5. Remove all screws (1) that secure the display panel assembly to the display enclosure. 6. Remove the display panel assembly (2) from the display enclosure. 7. Turn the display panel assembly upside - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 109
10. Remove the display panel frame (2) from the display panel. 11. Remove the screws (1) that secure the backlight cover to the display panel. 12. Lift the top edge of the backlight cover (2) and swing it outward. 13. Remove the backlight cover. 14. Turn the display panel right-side up. Display 101 - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 110
15. Remove the backlight cables (1) from the clip (2) in the display panel. 16. Turn the display panel upside down. 17. Remove the backlight frame from the display panel. WARNING! The backlight contains mercury. Exercise caution when removing and handling the backlight to avoid damaging this - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 111
18. Remove the backlight from the backlight frame. 19. Disconnect the display cable (1) from the LCD panel. 20. Remove the screws (2) that secure the LCD panel to the display rear panel. 21. Release the LCD panel (3) from the display rear panel. 22. Release the tape (4) that secures the LCD panel to - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 112
36 spare part numbers 19, 25, 36 battery bay 13 battery release latch 13 bottom components 13 button components 7 buttons power 7 TouchPad 10 TouchPad on/off 10 C Cable Kit contents 20 spare part number 17, 20, 26 cables, service considerations 29 caps lock light 9 chipset, product description - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 113
8 Windows logo 8 L left-side components 11 light components 9 lights AC adapter 12 caps lock 9 drive 11 optical drive 12 power 9, 11 TouchPad 9, 10 webcam 60 optical drive light 12 P packaging guidelines 32 plastic parts, service considerations 29 Plastics Kit contents 24 spare part number 18, 24, - Compaq Presario CQ57-300 | Maintenance and Service Guide - Page 114
device 4 ports 4 power requirements 4 processors 1 product name 1 security 5 serviceability 5 video 3 wireless 3 product name 1, 14, 34 product number 15, 34 R removal/replacement preliminaries 29 procedures 34 right-side components RJ-45 jack 11 RTC battery removal 71 spare part number 12 18, 28
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Compaq Presario CQ57 Notebook PC
Maintenance and Service Guide