User manual HP PAVILION DV5046EA

[. . . ] Maintenance and Service Guide HP Pavilion dv5000 Notebook PC Document Part Number: 405501-002 June 2006 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. © Copyright 2006 Hewlett-Packard Development Company, L. P. registered trademarks of Microsoft Corporation. AMD, Sempron, Turion, and combinations thereof, are trademarks of Advanced Micro Devices, Inc. [. . . ] Slide the right side of the arm 2 forward until it clears the tab 3 on the display enclosure. Lift the arm 4 out of the display enclosure. Detach the display release hook arm spring 5 from the tab on the display enclosure. Remove the display release hook arm. Removing the Display Release Hook Arm 5­38 Maintenance and Service Guide Removal and Replacement Procedures The display hinges are available in the Display Hinge Kit, spare part numbers 407796-001. 22. If it is necessary to replace the display hinges, remove the four Phillips PM2. 0×4. 0 screws 1 that secure each hinge to the display panel. Remove the display hinges 2. Removing the Display Hinges Maintenance and Service Guide 5­39 Removal and Replacement Procedures 24. Remove the Phillips PM2. 0×4. 0 screws 1 that secure the left and right wireless antenna transceivers to the display enclosure. Release the retention tabs 2 built in to the display enclosure lining that secure the wireless antenna cables to the display enclosure. Detach the wireless antenna transceivers 3 from the display enclosure. Remove the wireless antenna transceivers and cables 4. wireless antenna cables are available TheWireless Antenna transceivers andnumber 407791-001. in the Kit, spare part Removing the Wireless Antenna Transceivers and Cables Reverse the above procedure to reassemble and install the display assembly. 5­40 Maintenance and Service Guide Removal and Replacement Procedures 5. 15 Top Cover Top Cover and Base Enclosure Spare Part Number Information Top cover (includes TouchPad) TouchPad bracket Base enclosure for use with full-featured models Base enclosure for use with defeatured models 407822-001 407811-001 407813-001 407814-001 1. Prepare the computer for disassembly (Section 5. 3) and then remove the following components: a. Memory/Mini PCI module compartment cover (Section 5. 6) c. Display assembly (Section 5. 14) Maintenance and Service Guide 5­41 Removal and Replacement Procedures 2. Turn the computer upside down with the front toward you. Remove the two Phillips PM2. 5×3. 0 screws 1 in the optical drive bay and the silver Phillips PM2. 5×5. 0 screw 2 in the hard drive bay that secure the top cover to the computer. Removing the Top Cover Screws, Part 1 5­42 Maintenance and Service Guide Removal and Replacement Procedures 4. Remove the eight Phillips PM2. 5×11. 0 screws that secure the top cover to the computer. Removing the Top Cover Screws, Part 2 Maintenance and Service Guide 5­43 Removal and Replacement Procedures 5. Turn the computer right-side up with the front toward you. Release the ZIF connector to which the TouchPad cable 1 is connected and disconnect the TouchPad cable 2 from the system board. The TouchPad cable is included in the Cable Kit, spare part number 407774-001. Disconnecting the TouchPad Cable 5­44 Maintenance and Service Guide Removal and Replacement Procedures 7. Remove the seven Phillips PM2. 5×11. 0 screws that secure the top cover to the computer. Removing the Top Cover Screws, Part 3 Maintenance and Service Guide 5­45 Removal and Replacement Procedures 8. Remove the three silver PM2. 5×5. 0 screws that secure the top cover to the computer. Removing the Top Cover Screws, Part 4 5­46 Maintenance and Service Guide Removal and Replacement Procedures 9. [. . . ] Recycle the backlight and LCD panel. C­14 Maintenance and Service Guide D Connector Pin Assignments Table D-1 Universal Serial Bus Pin 1 2 Signal +5 VDC Data ­ Pin 3 4 Signal Data + Ground Maintenance and Service Guide D­1 Connector Pin Assignments Table D-2 RJ-45 (Network) Pin 1 2 3 4 Signal Transmit + Transmit ­ Receive + Unused Pin 5 6 7 8 Signal Unused Receive ­ Unused Unused D­2 Maintenance and Service Guide Connector Pin Assignments Table D-3 S-Video-Out Pin 1 2 3 4 Signal TV-Ground TV-CVBS TV-Ground TV-Ground Pin 5 6 7 Signal TV-CD TV-Ground TV-YD Maintenance and Service Guide D­3 Connector Pin Assignments Table D-4 External Monitor Pin 1 2 3 4 5 6 7 8 Signal Red analog Green analog Blue analog Not connected Ground Ground analog Ground analog Ground analog Pin 9 10 11 12 13 14 15 Signal +5 VDC Ground Monitor detect DDC 2B data Horizontal sync Vertical sync DDC 2B clock D­4 Maintenance and Service Guide Connector Pin Assignments Table D-5 RJ-11 (Modem) Pin 1 2 3 Signal Unused Tip Ring Pin 4 5 6 Signal Unused Unused Unused Maintenance and Service Guide D­5 Connector Pin Assignments Table D-6 Audio-In (Microphone) Pin 1 2 Signal Audio signal in Audio signal in Pin 3 Signal Ground Table D-7 Audio-Out (Headphone) Pin 1 2 Signal Audio out, left channel Audio out, right channel Pin 3 Signal Ground D­6 Maintenance and Service Guide E Power Cord Set Requirements 3-Conductor Power Cord Set The wide range input feature of the computer permits it to operate from any line voltage from 100 to 120 or 220 to 240 volts AC. The power cord set included with the computer meets the requirements for use in the country where the equipment is purchased. Power cord sets for use in other countries must meet the requirements of the country where the computer is used. Maintenance and Service Guide E­1 Power Cord Set Requirements General Requirements The requirements listed below are applicable to all countries. The length of the power cord set must be at least 1. 5 m (5. 0 ft) and a maximum of 2. 0 m (6. 5 ft). All power cord sets must be approved by an acceptable accredited agency responsible for evaluation in the country where the power cord set will be used. [. . . ]