User manual SONY VAIO VGN-NW280F/B

[. . . ] Bluetooth is a trademark owned by its proprietor and used by Hewlett-Packard Company under license. SD Logo is a trademark of its proprietor. The information contained herein is subject to change without notice. The only warranties for SONY products and services are set forth in the express warranty statements accompanying such products and services. [. . . ] To be effective, the conductive strips must be worn in contact with the skin. Other grounding equipment recommended for use in preventing electrostatic damage includes: Antistatic tape Antistatic smocks, aprons, and sleeve protectors Conductive bins and other assembly or soldering aids Nonconductive foam Conductive tabletop workstations with ground cords of one megohm resistance Static-dissipative tables or floor mats with hard ties to the ground Field service kits Static awareness labels Material-handling packages Nonconductive plastic bags, tubes, or boxes Metal tote boxes Electrostatic voltage levels and protective materials Maintenance and Service Guide 4­7 Removal and Replacement Preliminaries Table 4-1 shows how humidity affects the electrostatic voltage levels generated by different activities. Table 4-1 Typical Electrostatic Voltage Levels Relative Humidity Event Walking across carpet Walking across vinyl floor Motions of bench worker Removing DIPS from plastic tube Removing DIPS from vinyl tray Removing DIPS from Styrofoam Removing bubble pack from PCB Packing PCBs in foam-lined box 10% 35, 000 V 12, 000 V 6, 000 V 2, 000 V 11, 500 V 14, 500 V 26, 500 V 21, 000 V 40% 15, 000 V 5, 000 V 800 V 700 V 4, 000 V 5, 000 V 20, 000 V 11, 000 V 55% 7, 500 V 3, 000 V 400 V 400 V 2, 000 V 3, 500 V 7, 000 V 5, 000 V A product can be degraded by as little as 700 V. Table 4-2 lists the shielding protection provided by antistatic bags and floor mats. Table 4-2 Static-Shielding Materials Material Antistatic plastic Carbon-loaded plastic Metallized laminate Use Bags Floor mats Floor mats Voltage Protection Level 1, 500 V 7, 500 V 5, 000 V 4­8 Maintenance and Service Guide 5 Removal and Replacement Procedures This chapter provides removal and replacement procedures. There are as many 113 screws, in 9 different sizes and types, that may have to be removed, replaced, or loosened when servicing the computer. Make special note of each screw size and location during removal and replacement. Refer to Appendix C, "Screw Listing, " for detailed information on screw and nut sizes, locations, and usage. Maintenance and Service Guide 5­1 Removal and Replacement Procedures 5. 1 Serial Number Report the computer serial number to SONY when requesting information or ordering spare parts. The serial number is located on the bottom of the computer. Serial Number Location 5­2 Maintenance and Service Guide Removal and Replacement Procedures 5. 2 Disassembly Sequence Chart Use the chart below to determine the section number to be referenced when removing computer components. Disassembly Sequence Chart Section 6. 3 Description Preparing the Computer for Disassembly Battery pack # of Screws Removed 0 3 loosened to remove the hard drive cover 2 to remove each hard drive 4 to disassemble each hard drive 0 2 loosened to remove the memory/Mini PCI module compartment cover 2 loosened to release the memory shield 0 6. 4 Hard Drive 6. 5 6. 6 Computer Feet Memory Module 6. 7 Mini PCI Communications Module Å To prevent an unresponsive system and the display of a warning message, install only a Mini PCI device authorized for use in your computer by the governmental agency that regulates wireless devices in your country. If you install a device and then receive a warning message, remove the device to restore computer functionality. 0 1 5 6. 8 6. 9 6. 10 RTC Battery Optical Drive Switch Cover Maintenance and Service Guide 5­3 Removal and Replacement Procedures Disassembly Sequence Chart (Continued) Section 6. 11 6. 12 6. 13 6. 14 Description Keyboard Assembly Frame LED Board Keyboard Display Assembly # of Screws Removed 2 4 5 6 to remove the display assembly 6 to remove the display bezel 4 to remove the display panel 4 to remove each display hinge 1 to remove the display inverter 25 8 2 0 0 2 4 0 5 2 6. 15 6. 16 6. 17 6. 18 6. 19 6. 20 6. 21 6. 22 6. 23 6. 24 Top Cover System Board Bluetooth Module Modem Connector Cable USB Board Speakers Heat Sink Processor Fan Assembly PC Card Assembly 5­4 Maintenance and Service Guide Removal and Replacement Procedures 5. 3 Preparing the Computer for Disassembly Before you begin any removal or installation procedures: 1. If you are unsure whether the computer is off or in hibernation, turn the computer on, and then shut it down through the operating system. Disconnect all external devices connected to the computer. Disconnect the power cord. Battery Pack Spare Part Number Information 8-cell, 4. 4-hour battery pack 403808-001 Maintenance and Service Guide 5­5 Removal and Replacement Procedures 4. Spread the retaining tabs 1 on each side of the memory module socket to release the memory module. (The edge of the module opposite the socket rises away from the computer. ) 8. Slide the module away from the socket at an angle 2. designed with notches to prevent Memory modules areinto the memory module3socket. incorrect installation Removing the Memory Module Reverse the above procedure to install a memory module. Maintenance and Service Guide 5­15 Removal and Replacement Procedures 5. 7 Mini PCI Communications Module Mini PCI Communications Module Spare Part Number Information 802. 11a/b/g wireless local access network (WLAN) module for use in North America 802. 11a/b/g WLAN module for use in the rest of the world 802. 11b/g WLAN module for use in North America 802. 11b/g WLAN module for use in the rest of the world 403791-001 403792-001 392557-001 392557-002 1. Prepare the computer for disassembly (Section 5. 3). Remove the memory/Mini PCI module compartment cover (Section 5. 6). 5­16 Maintenance and Service Guide Removal and Replacement Procedures note of Beforeisdisconnecting the antenna cables, makeMini PCIwhich cable attached to which antenna clip on the communications module. Disconnect the auxiliary and main antenna cables 1 from the Mini PCI communications module. Spread the two retaining tabs 2 on each side of the Mini PCI socket to release the Mini PCI communications module. (The edge of the module opposite the socket rises away from the computer. ) 5. Remove the Mini PCI communications module by pulling the card away from the socket at a 45-degree angle 3. The MinitoPCI communications module is designed with a notch 4 prevent incorrect installation. Removing a Mini PCI Communications Module Reverse the above procedure to install a Mini PCI communications module. Maintenance and Service Guide 5­17 Removal and Replacement Procedures 5. 8 RTC Battery RTC Battery Spare Part Number Information RTC battery 403819-001 1. [. . . ] Careful handling should be exercised when removing these components. Materials Disposal mercury in the display assembly This SONY product contains backlight and may require special handling at end-of-life. Disposal of mercury may be regulated because of environmental considerations. For disposal or recycling information, contact your local authorities or visit the Electronic Industries Alliance (EIA) at http://www. eiae. org. Maintenance and Service Guide D­1 Display Component Recycling This appendix provides disassembly instructions for the display assembly. The display assembly must be disassembled to gain access to the backlight 1 and the LCD panel 2. procedures differ from Disassembly procedures provided in one display assembly to another. [. . . ]