NEC Versa S900 User's Manual
Contents
1. Display then perform the following steps 1 Remove the rubber covers marked in Fig 22 NEC Versa S900 Disassembly Manual Page 13 w y gt Fig 22 Removing rubbers and screws 2 Remove the screws that have been uncovered in Fig 22 3 Remove the ring around the right hinge Fig 23 Fig 23 Removing ring from right hinge 4 Carefully unclip the LCD cover and put it aside 5 Remove the screws shown in Fig 24 to release the LCD panel and the inverter board Fig 24 Removing LCD panel and inverter board screws NEC Versa S900 Disassembly Manual Page 14 NEC 6 Disconnect the flat cable and the speaker cable shown in Fig 25 Disconnecting the inverter board from cables 7 Carefully extract the LCD panel from the back cover 8 Remove the screws marked in Fig 26 to release the LCD hinges and take both hinges and the LCD panel and put them aside we Fig 26 Removing hinge screws Removing the Top Cover To remove the top cover first remove the LCD display see Removing the LCD Display then perform the following steps 1 Remove the screws marked in Fig 27 NEC Versa S900 Disassembly Manual Page 15 Fig 27 Removing the top cover screws 2 Disconnect the microphone and the CMOS battery from the main board and take them out of the system 3 Remove the two screws at the back of the system that are marked in Fig 28 Fig 28 Removing screws on the back of the system 4 Rele2. 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 BV NEC COMPUTERS INTERNATIONAL BV 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 2003 NEC Computers International BV All rights reserved NEC is a trademark of NEC Computers International BV The names of actual companies and products mentioned herein may be trademarks and or registered trademarks of their respective owners Versa 900 Disassembly Manual Author Vincenzo D Apice First Edition March 2003 Document Part Number Version 1 0 NEC A division of NEC Computers International BV NEC Versa S900 Disassembly Manual Page 19
3. 7 z t 1 i i 7 am a a P u Ti ae Ac oe ta Wi a T hee a ar ro ee eae p a 2 OF al Fig 7 Disconnecting the keyboard cover cable 3 Carefully flip over the keyboard disconnect the keyboard cable Fig 8 and put the keyboard aside Note Be very careful when flipping over the keyboard as you may damage the cable that connects the keyboard to the system Fig 8 Disconnecting keyboard cable Removing the Touchpad To remove the touchpad first remove the battery see Removing the Battery then perform the following steps 1 Remove the screws from the battery compartment as shown in Fig 9 Fig 9 Removing the touchpad assembly screws NEC Versa S900 Disassembly Manual Page 8 NEC 2 Carefully flip over the touchpad assembly as shown Fig 10 Fig 10 Flipping over the touchpad assembly Note Be very careful flipping over the touchpad assembly as it is at this point still connected via a cable to the system The cable may be damaged by carelessly removing the assembly from its position 3 Disconnect the cable connecting the touchpad to the main board Fig 11 Fig 11 Disconnecting the touchpad cable 4 Remove the screws marked in Fig 12 Fig 12 Removing the touchpad screws 5 Lift the topuchpad to remove it from its place as shown in Fig 13 and put it aside NEC Versa S900 Disassembly Manual Page 9 Fig 13 Removing the touchpad Note Be ca
4. NEC Versa S900 Disassembly Manual NEC Table of contents INOIT ee eter nrc clots atv ea ctr ovement eats es etc Santen a leisy EE EEE EEA A E 3 MSS CIMA CE ATI IN OVC S cenci eie eein a a a eae nan et ea eae alan ce dope haan ta doe Eaa aa e EE 3 DisassemDly AS COINS sissosicssirniinnneniinenninnnn ninnaa onanera aaa nea Aaa ean dct arenes aa ad aiaa naidaan anaa Ea duane 3 FREAS SEM VMSUMICHONS eea E E E A 3 ROUTO FOO oee E E E Poveuiseeneseccduaeetesese scars 3 moz dous Vol O derne E N E 4 Av id Electrosiale DisChar JE seirian Ee aR A eae a ERNS 4 POWER SU II ea E A E E E EE eeccdee 4 Romon TMG BAUE ensien A E E A 5 Removing the Versa Bay IV MOQUIGC is ississcisrucssendanucsatamnsisbedacsndionadredandaerpuialndonacdinpanudsuasasseiindaanacaiduchooeseardiadebinncsadens 5 Removing the Memory Module ccccccccseeeeceeeeeeeeeeeseeeeeeeeeeeeeeeeseeeeeeeeeeseaeeeseeeeeseueeseaeeeseaeeesaueeeseeeesseeeesaeeesaees 6 Removing the Wireless Mini PCI Card cccccccccccseeeeeeeeeeeeeeeeeeeeeeeeeeseeeeeeseeseeesseeeeesseeeeeeseeeeeessaeeeessaeseesaaeeeeesaess 6 Removing the Keyboard Cover and the KeyDOard ccccccceeeceeceeeeeeeeeeeeeeseeeeesseeeeeseeeeeeseeeeeessaeeeessaneeeeaeeseeesaaes 7 Removing the Touchpad cccccccesecceseccseseeceseeceececeuecensecceaneecsaeeensaecesaueeeedeessageeseaeceneaecesagecesaeeessaetensuetenages 8 Removing the Hard Disk Drive ccccccccssscecesececeuecensseecs
5. and 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 debranche de son alimentation ainsi que de toutes les liaisons de telecommunication des reseaux 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 cubierta 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 mie
6. ase the five small latches in the battery compartment Fig 29 Fig 29 Disengaging the latches in the battery compartment 5 Carefully lift up the top cover from the front side of the case and put it aside Removing the Main Board To remove the main board first remove the top cover see Removing the Top Cover then NEC Versa S900 Disassembly Manual Page 16 NEC perform the next steps 1 Remove the screws holding the versa bay shield in place Fig 30 Fig 30 Removing the Versa Bay shield 2 Lift the shield out of the system and put it aside 3 Remove the screw holding the AC socket and take the socket holder out of the system Fig 31 Removing the AC socket holder 4 Remove the two Hex bold screws next to the VGA port Fig 32 Removing VGA port screws 5 Carefully lift up the main board and put it aside Note You can remove the wireless LAN button if it is in your way while removing the main board NEC Versa S900 Disassembly Manual Page 17 NEC Removing the MDC Modem To remove the MCD modem first remove the main board see Removing the Main Board then perform the following steps 1 Remove the two screws holding the mode in place Fig 33 Fig 33 Removing the MDC modem 2 Carefully lift the modem and disconnect any cable attached to it NEC Versa S900 Disassembly Manual Page 18 NEC Notice The information in this guide is subject to change without notice
7. echnicians authorized by NEC Computers International BV 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 m Do not disassemble the system into parts that are smaller than those specified in the instructions m Label all removed connectors Note where the connector goes and in what position it was installed m Turn off the power and disconnect all power and all options 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 procedures can be performed using the following tools Tweezers Small Philips screwdriver 0 1 Small Flat screwdriver 1 4 mm 2 0 mm Spacer screwdriver 5 mm NEC Versa S900 Disassembly Manual Page 3 NEC Hazardo
8. k 5 Carefully lift the heat sink out of the system and put it aside Removing the CPU To remove the CPU first remove the heat sink see Removing the Heat Sink then perform the following steps 1 With a small flatbed screwdriver release the CPU lock Fig 19 Fig 19 Releasing the CPU lock 2 Carefully lift the CPU out of the socket and put it aside Note Handle the CPU with care when inserting or extracting it from the socket in order not to bent or damage any pin NEC Versa S900 Disassembly Manual Page 12 NEC Removing the LCD Display To remove the LCD display first disconnect the antenna wires from the wireless PCI card see Removing the Wireless PCI Card remove the Keyboard see Removing the Keyboard Cover and the Keyboard remove the touchpad assembly see Removing the Touchpad then perform the following steps 1 Using a small flatbed screwdriver carefully remove the LCD hinge covers Fig 20 Fig 20 Removing the hinge cover 2 Disconnect the LCD connector from the main board Fig 21 Fig 21 Removing LCD connector and hinge screws 3 Carefully extract the antenna cable from its location and free it from anything that might hold it 4 Remove the screws marked in Fig 21 5 Carefully take the LCD display away from the base unit and put it aside Disassembling the LCD Display To disassemble the LCD Display first remove it from the base unit see Removing the LCD
9. moving the memory cover 2 Pull apart the retaining clips in order to release the memory module 3 Take the memory module out of its location and put it aside Removing the Wireless Mini PCI Card To remove the wireless mini PCI card first remove the battery see Removing the Battery then perform the following steps 1 Unscrew the one screw holding the cover of the mini PCI card in place Fig 4 Fig 4 Removing the cover of the mini PCI card 2 Disconnect the antenna wires marked in Fig 5 NEC Versa S900 Disassembly Manual Page 6 NEC 3 Unclip the wireless mini PCI card as shown in Fig 5 and put it aside a amp sare p i eet Pa I LAS J Mire Liapin FTIF Giese me t oe era ia patties iii a TEAR a E Dsm otiseges E AH Ea Fig 5 Removing the mini PCI card Removing the Keyboard Cover and the Keyboard To remove the keyboard cover and the keyboard first remove the battery see Removing the Battery then perform the following steps 1 Using a plastic flatbed screwdriver carefully disengage the keyboard cover as shown in Fig 6 Fig 6 Removing the keyboard cover 2 Carefully tilt the keyboard cover disconnect the cable shown in Fig 7 and put the keyboard cover aside Note Be very careful when tilting the keyboard cover as you may damage the cable that connects the keyboard cover to the system NEC Versa S900 Disassembly Manual Page 7 AE BEA wA
10. ntras 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 NEC Versa S900 Disassembly Manual Page 4 NEC Removing the Battery Perform the following steps to remove the battery Make sure the notebook is powered off Close the lid of the notebook Turn the unit upside down Unlock the battery and slide it out of its place as shown here Fig 1 EPEA Fig 1 Removing the Battery Removing the Versa Bay IV Module To remove the Versa Bay IV module first remove the battery see Removing the Battery then perform the following steps 1 Push the Versa Bay IV Lock and hold it in position as shown in Fig 2 2 Pullthe Versa Bay IV module out of the system Fig 2 Removing the Versa Bay IV Module NEC Versa S900 Disassembly Manual Page 5 NEC Removing the Memory Module To remove the memory module first remove the battery see Removing the Battery then perform the following steps 1 Unscrew the one screw holding the memory cover in place Fig 3 TO Fig 3 Re
11. reful when lifting out the touchpad Notice that it is held in place by two latches marked in Fig 13 Removing the Hard Disk Drive To remove the hard disk drive first remove the Keyboard see Removing the Keyboard Cover and the Keyboard remove the touchpad see Removing the Touchpad then perform the following steps 1 Remove the screws next to the hard disk drive as shown in Fig 14 Fig 14 Removing the hard disk drive screws 2 Take out of the system the hard disk drive holder that has come free after removing the screws in Fig 14 3 Slide the hard disk drive as shown in Fig 15 and lift it out of the system NEC Versa S900 Disassembly Manual Page 10 Fig 15 Extracting the hard disk drive from its location 4 Remove the screws marked in Fig 16 to release the hard disk drive from its brackest LAG Fig 16 Removing the hard disk drive brackets Removing the Heat Sink To remove the heat sink first remove the Keyboard see Removing the Keyboard Cover and the Keyboard then perform the following steps 1 Remove the screws shown in Fig 17 to release the heat plate LL Fig 17 Removing the heat plate screws NEC Versa S900 Disassembly Manual Page 11 NEC 2 Take the heat plate out of the system and put it aside 3 Disconnect the fan connector shown in Fig 18 ove Fig 18 Removing the heat sink screws and fan connector 4 Loosen the screws shown in Fig 18 to release the heat sin
12. seesseeeceeceseececaueeesaseessaueensaecesegeesseneessaeeesssesensuesenaes 10 Removing the Heat SInk cccccccccsssceccesececceeseeeceeeeccseuseecceaueeecsausecseseeessageeessageeeeseaeeeessceeeessageeessgeeesssageeeeas 11 FREMIOV IAG the CPD a as sci ctsnaicspatian nEn AE EE EEEE E annua ae anibaa E EAA aad EAE 12 Removing the LCD Display ssaiinian cata sicanawoviennsedeijenstawnsw EARE REE Er RAE AE EREE E EAEEREN EAEE E ERAR E 13 Disassembling the LCD Display a saaceascatevseicnsediusar nadentarsethuiewaesnuiendawhersaxealanuansmnactancslawuenawadeuieuaudeisaosiinaisndsbausekouersie 13 Removing the TOD COVER erresiren eii aE EEA AEREE E RAAE EARE EEEa NEE EEE E ERA 15 FREMOVIIG the Main BOJO areren renro Ena E athe E hint ania tr wa hase E a tac i EEA AAEE NES 16 Removing the MDC Modem wiinscncckasisantwdeniencehaeuar vaio siiar euedactian asia wins auieanian salauiiauamdauli anes iavvannnueevpemaudewamiedianasaausckoweneie 18 IOC Sass sages teen see N E E E E E E A vonedunencows 19 NEC Versa S900 Disassembly Manual Page 2 NEC Overview This document contains step by step disassembly instructions for the Versa S900 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 NEC reserves the right to make changes to the Versa S900 chassis without notice Technician Notes Only t
13. us 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 on a 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 wrap 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 h
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