Packard Bell B3 User's Manual
Contents
1. reserves the right to make changes to the EasyNote B3 chassis without notice Technician Notes Only technicians authorized by NEC Computers International B V should attempt to repair this equipment All troubleshooting and repair procedures are detailed to allow only subassembly module level repair Because of the complexity of the individual boards and subassemblies no one should attempt to make repairs at the component level or to make modifications to any printed wiring board Improper repairs can create a safety hazard Any indication of component replacement or printed wiring board modifications may void any warranty or exchange allowances Disassembly Instructions When disassembling the system unit follow these general rules n Turn off the power and disconnect the AC adapter and all cables and peripherals n Remove the battery Unlock both latches of the battery compartment and slide out the battery n Label all removed connectors Note where the connector goes and in what position it was installed n Do not disassemble the system into parts that are smaller than those specified in the instructions Reassembly Instructions Reassembly is the reverse of the disassembly process Use care to ensure that all cables and screws are returned to their proper positions Check that no tools or any loose parts have been left inside the chassis Check that everything is properly installed and tightened Required Tools All disassembly p2. Packard Bell EasyNote B3 Disassembly Manual Table of Contents ONEVIEW eine 2 TECHAIGIAIM NOS ia 2 Disassembly INSTUCIONS nsina a ia 2 ReassemDIy INSITIEUONS an eek 2 aio Vigo Too hensen 2 aura A A 3 Avoid Electrostatic DiSCNArge cooonccccocnncococonnnconononcnnoncncnnoncnnonnnnnnnonnnrnnn non rnnnnnnnnnnnnnnrnrnnnnrnnrrnnnnnnrrnanrnnenaneos 3 POWER SUDDIY A E A 3 System DISASSEMIDL Ys 2 ne2 sacar si Reine 4 1 acta POPE O REO agin a A E E O A oe ae suas were eee sees bet eeaee eae eo sec 4 Memory Mod le seriinin e a a a unable 4 UIC a DIVE elas aces 4 GPU nd HeatSs nk Assembly aida 4 WiFi EAN Adapter Mins 5 o AAA een ee ee reise 6 DIC ACIS e E E nee E 7 LOD Sereen Assembly tt ida 8 Man Board sen A 8 Translation Board sen O la sudo idad 10 Mod a a A Pe 10 Touchpad ASS EMI Bene 10 EGD OWIE 2 32 eae NO a e ee 10 LOD Soren DIS as sembla Ei 11 SD ASSEMDIY Eine E 11 A O ee S 11 iMvornor Board anita dlls 12 EOD PANE sn ee a ee nee antes ee ee HEHE 12 WIreless Antena sico 13 LODITA HOOK tarso does 13 IN OLIG C eines ehe eats ieeieimd lc teds hie teose reat 14 Packard Bell EasyNote B3 Disassembly Manual Overview This document contains step by step disassembly instructions for the EasyNote B3 chassis The instructions are illustrated where necessary with images of the part that is being removed or disassembled Furthermore the screws that are removed are shown next to the image of the parts themselves Packard Bell
3. an M Calvino Alonso First Edition March 2005 Document Part Number 7034160000 Version 1 0 Packard Bell A division of NEC Computers International B V Packard Bell EasyNote B3 Disassembly Manual
4. emove the tape temporarily to release the antenna cable 6 Remove the 2 2 screws in the 2 LCD hinges 7 Gently lift the LCD screen assembly and ensure the WLAN antenna cable is free to move as well Main Board To remove the main board perform the following steps 1 m eo N Follow the steps described in the chapters HDD Optical Drive CPU and heat Sink Assembly Keyboard Speakers WiFi LAN Adapter Mini PCI and Memory Module Removing the entire LCD lid assembly is not required However you will need to disconnect the LCD cables Remove all screws from the bottom base as indicated in Picture 11 Screws marked A are long screws marked B are medium length and those indicated as C are short Remove the 2 screws located just beneath the LCD hinges Remove the 2 hex bolts of the VGA connector Disconnect the glide pad flat cable lift the small brown flap holding the flat cable in place and gently pull out the cable Picture 12 Remove the 5 screws located under the keyboard cover Picture 13 screw indicated as B is longer Remove the top cover Remove the 2 screws securing the main board see Picture 14 Disconnect the translation board 0 Lift out the main board IW aal Ea ze Je Picture 12 Glide Pad Flat Cable Picture 13 Main Board Screws Under Keyboard Cover Picture 14 Main Board Screws Translation Board The translation board is a small PCB with a USB VGA Out and AC adapte
5. flat head screwdriver 3 Disconnect the LCD cables 4 Disconnect the WLAN antenna To do so remove the CPU the memory and the mini PCI cover as described in WiFi LAN Adapter Mini PCI The antenna is clicked onto the mini PCI card see Picture 4 5 Note that the antenna might be secured on the main board or CPU fan using tape Remove the tape temporarily to release the antenna cable 6 Remove the 2 2 screws in the 2 LCD hinges 7 Gently lift the LCD screen assembly and ensure the WLAN antenna cable is free to move as well LCD Bezel To remove the LCD bezel perform the following steps 1 Remove the 2 mylars near the hinges 2 Remove the 2 outer rubber stoppers located on the top of the screen the middle rubber does not need to be removed 3 Remove the 4 screws Picture 16 4 Remove the LCD bezel Packard dell Picture 16 LCD Bezel Inverter Board To remove the inverter board perform the following steps 1 Unplug the cable on the inverter board 2 Remove the screw screw A in Picture 17 3 Take away the inverter board ee ne Picture 17 LCD Assembly Without Bezel LCD Panel To remove the LCD panel perform the following steps 1 Remove the 4 screws holding the hinges marked B in Picture 17 2 Remove 2 screws holding the LCD panel brackets indicated with C in Picture 17 you only need to remove the screws in the middle 3 Gently lift out the LCD panel 4 Remove the remaining 2 sc
6. ierta del chasis el sistema haya sido desconectado de la red de alimentacion y de todos lo enlaces de telecomunicaciones de red y de lineas de modem No ponga en funcionamiento el sistema mientras la cubierta este quitada WAARSCHUWING Zorg er voor dat alle verbindingen van en naar de computer stroom modem netwerk etc verbroken worden voordat de behuizing geopend wordt Zet de computer nooit aan als de behuizing geopend is AVVERTENZA Prima di rimuovere il coperchio del telaio assicurarsi che il sistema sia scollegato dall alimentazione da tutti i collegamenti di comunicazione reti o linee di modem Non avviare il sistema senza aver prima messo a posto il coperchio Packard Bell EasyNote B3 Disassembly Manual System Disassembly HDD To remove the HDD perform the following steps 1 Remove the HDD cover 2 screws marked A on Picture 1 2 Remove the 2 screws holding the HDD bracket 3 Pull back the HDD bracket and gently lift out the HDD 4 Remove the bracket from the HDD 4 screws SAN N III II Picture 1 Bottom Base Memory Module To remove a memory module perform the following steps 1 Remove the bottom cover 5 screws marked B on Picture 1 2 Push the metal clips holding the SO DIMM aside 3 Take out the memory module Optical Drive To remove the optical drive perform the following steps 1 Remove the optical drive bay cover 2 screws marked C on Picture 1 2 Carefully slide o
7. oard To disconnect the flat cable loosen the clip and slide out the cable Picture 7 E A Picture 6 Keyboard Cover Removed Picture 7 Keyboard Flat Cable Speakers To remove the speakers perform the following steps 1 Remove the keyboard cover as described in the chapter Keyboard 2 Disconnect the speaker cables as shown in Picture 8 Picture 9 and Picture 10 3 Remove the screws securing the speaker 2 screws per speaker 4 Lift out the speakers 7 F10 F11 Fi2 Pause Prise aes F9 Break SysRa Yi y eoo i a i gt 3 A kt e Ca 4 3 aG 2 3 Me 5 E 7 Is mw Be mae hi DOL um k G zu ay a A E v mpa al F3 F4 Picture 8 Speaker Cable Connector Picture 9 Left Speaker Connector Picture 10 Right Speaker Connector LCD Screen Assembly To remove the LCD screen assembly perform the following steps 1 Remove the keyboard top cover as described in the chapter Keyboard 2 Remove the LCD hinge covers these are clicked in place on the backside of the notebook The best way is to leverage them slightly using a flat head screwdriver 3 Disconnect the LCD cables 4 Disconnect the WLAN antenna To do so remove the CPU the memory and the mini PCI cover as described in Wifi LAN Adapter Mini PCI The antenna is clicked onto the mini PCI card see Picture 4 5 Note that the antenna might be secured on the main board or CPU fan using tape R
8. p to an unpainted metal portion of the computer chassis As an alternative you can dissipate electrostatic build up by touching an unpainted metal portion of the computer chassis with one hand Then touch the device you are un installing with the other hand and maintain continuous contact with it until it is un installed in the computer Power Supply Unit Under no circumstances should you attempt to disassemble the power supply The power supply contains no user serviceable parts Inside the power supply are hazardous voltages that can cause serious personal injury Always return a defective power supply to your dealer WARNING Ensure that the computer is disconnected from its power source and from all telecommunications links networks or modem lines whenever the chassis cover is removed Do not operate the computer with the cover removed AVERTISSEMENT Assurez vous que le systeme est d branch de son alimentation ainsi que de toutes les liaisons de telecommunication des r seaux et des lignes de modem avant d enlever le capot Ne pas utiliser le systeme quand le capot est enleve WARNUNG Das System darf weder an eine Stromquelle angeschlossen sein noch eine Verbindung mit einer Telekommunikationseinrichtung einem Netzwerk oder einer Modem Leitung haben wenn die Gehauseabdeckung entfernt wird Nehmen Sie das System nicht ohne die Abdeckung in Betrieb ADVERTENCIA Asegurese de que cada vez que se quite la cub
9. r connector To remove it perform the following steps 1 Perform all steps to remove the main board see chapter Main Board 2 Remove the screw holding the translation board 3 Lift out the translation board Modem To remove the modem perform the following steps 1 Perform all steps to remove the main board see chapter Main Board 2 Onthe main board the modem is located next to the mini PCI slot 3 Disconnect the modem cable 4 Remove the 2 small screws of the modem board 5 Remove the modem board Touchpad Assembly To remove the touchpad assembly perform the following steps 1 Remove the top cover as described in steps 1 7 in chapter Main Board 2 Remove the 12 screws securing the metal shield to the top cover Note that 3 screws are covered with foil 3 Remove the metal shield from the top cover 4 Gently push out the touchpad board Keep in mind that this is glued to the top cover LCD Switch To remove the LCD switch perform the following steps 1 Remove the top cover as described in steps 1 7 in chapter Main Board 2 Remove the screw of the LCD switch Picture 15 Picture 15 LCD Switch LCD Screen Disassembly LCD Lid Assembly To remove the LCD lid assembly perform the following steps 1 Remove the keyboard top cover as described above 2 Remove the LCD hinge covers these are clicked in place on the backside of the notebook The easiest way is to leverage them slightly using a
10. rews on each side of the LCD panel to remove the brackets Wireless Antenna To remove the wireless antenna perform the following steps 1 After removing the LCD panel remove the tape holding the antenna 2 Remove the screw see Picture 18 Picture 18 Wireless Antenna Screw LCD Lid Hook To remove the LCD lid hook perform the following steps 1 After removing the LCD panel you can take out the hook Notice The information in this guide is subject to change without notice This guide contains information protected by copyright No part of this guide may be photocopied or reproduced in any form or by any means without prior written consent from NEC Computers International B V NEC COMPUTERS INTERNATIONAL B V SHALL NOT BE LIABLE FOR TECHNICAL OR EDITORIAL ERRORS OR OMISSIONS CONTAINED HEREIN NOR FOR INCIDENTAL OR CONSEQUENTIAL DAMAGES RESULTING FROM THE FURNISHING PERFORMANCE OR USE OF THIS MATERIAL Copyright 2005 NEC Computers International B V All rights reserved Packard Bell is a trademark of NEC Computers International B V The names of actual companies and products mentioned herein may be trademarks and or registered trademarks of their respective owners The software described in this guide is furnished under a license agreement or nondisclosure agreement The software may be used or copied only in accordance with the terms of the agreement EasyNote B3 Disassembly Manual Authors Wouter Willemse amp Ju
11. rocedures can be performed using the following tools n Small Philips screwdriver n Flat head screwdriver n Hex bolt screwdriver Packard Bell EasyNote B3 Disassembly Manual Hazardous Voltage There is hazardous voltage present inside the computer when it is connected to an AC supply even when the computer s power switch is off Exposure to hazardous voltage could cause personal injury To avoid risk of injury contact an Authorized Service Provider for proper un installation of optional hardware devices Avoid Electrostatic Discharge Electrostatic electricity can easily damage circuit cards and integrated circuits ICs To reduce risk of damage store them in protective packaging whenever they are not installed in your system Add in cards can be extremely sensitive to ESD and always require careful handling After removing the card from the computer place the card flat ona grounded static free surface component side up Use a conductive foam pad if available but not the card wrapper Do not slide the card over any surface Before you install or remove memory modules video memory disk drives circuit cards or other devices protect them from static electricity To do so make sure your computer s power switch is OFF Then unplug the computer s AC power cord Before picking up the device you un install you should wear an anti static wrist wrap available at electronic supply stores Be sure to connect the wrist wra
12. ut the optical drive CPU and Heat Sink Assembly To remove the CPU and the CPU heat sink assembly perform the following steps 1 Remove bottom cover 5 screws marked B on Picture 1 2 Disconnect the power cable of the fan Picture 2 3 Loosen the 4 screws for the CPU fan in the order 1 2 3 4 see Picture 3 Do not loosen the screws completely just one or two turns of the screwdriver will do 4 Remove the screws in the exact order shown 5 Lift out the heat sink assembly 6 Lift the lever on the CPU socket and lift out the CPU Packard Bell EasyNote B3 Disassembly Manual Picture 3 Heat Sink Assembly Screws WiFi LAN Adapter Mini PCI To remove the Wireless LAN Adapter mini PCI perform the following steps 1 Remove the bottom cover 5 screws marked B on Picture 1 2 Push the clips securing the card sideways the card will eject 3 Disconnect the WLAN antenna see Picture 4 4 Lift out the mini PCI card Picture 4 WLAN Mini PCI Adapter and Antenna Note The WLAN card has 2 connectors MAIN and AUX Please be sure to connect the antenna to the MAIN connector when re assembling the WLAN card Keyboard To remove the keyboard perform the following steps Remove the 3 screws located in the battery compartment Picture 5 Push up the keyboard cover in the area indicated with the 2 arrows in Picture 5 Remove the 3 screws securing the keyboard shown in Picture 6 Genily lift out the keyb
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