Instruction/ maintenance manual of the product P550 NEC
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VERSA M350/P550 Disassembly Manual.
NEC VERSA M350/P550 Disassembly Manual Page 2 Table of contents Overview ....................................................................................................................... ..........................................3 Technician Notes .
NEC VERSA M350/P550 Disassembly Manual Page 3 Overview This document contains st ep-by-steps disassembly instruction s for the VERSA M350/P55 0 chassis. The instructions are illustrated where nece ssary with im ages of the part that is being removed or disassembled.
NEC VERSA M350/P550 Disassembly Manual Page 4 Hazardous Voltage There is hazardous voltage present insi de the computer when it is connect to an AC supply, even when the computer’s power switch is off. Exposure to hazardous voltage could cause personal injury.
NEC VERSA M350/P550 Disassembly Manual Page 5.
NEC VERSA M350/P550 Disassembly Manual Page 6 Removing the Battery Perform the following steps to remove t he battery: 1. Make sure to power off the VERSA M350/P550 2. Turn the unit upside down. 3. Unlock the battery and slide it out of its place as the arrow shows in Fig.
NEC VERSA M350/P550 Disassembly Manual Page 7 Removing the Memory Modul e To remove the Memory Module, first remove the battery (see Removing the Batte ry ), then perform the following steps: 1. Release the one screw retaining the memory modul e cover.
NEC VERSA M350/P550 Disassembly Manual Page 8 Removing the Hard Disk Drive To remove the hard disk drive, first remove the battery (see Removing the Battery ), then perform the following steps: 1. Remove the screws as sh own in Fig. 4 Fig. 4 Removing the Hard disk drive cover 2.
NEC VERSA M350/P550 Disassembly Manual Page 9 Removing the Optical Disk Drive To remove the ODD, first remove the battery (see Removing the Battery ) then perform th e following steps: 1. Remove the screws retaining the optical drive as shown in Fig. 6 Fig.
NEC VERSA M350/P550 Disassembly Manual Page 10 3. Flip over the unit, and pull the ODD module out from the base unit as sho wn in Fig. 8 Fig. 8 Pulling the optical driv e out from the base unit Removing the Keyboard To remove the Keyboard, first remove the battery (see Removing the Battery ), then perfo rm the following steps: 1.
NEC VERSA M350/P550 Disassembly Manual Page 11 2. Lift up the keyboard cover carefully as shown in Fig. 10 Fig. 10 Lifting up the Keyboard Cov er 3. Lift up the keyboard and disconnect it fr om the system as shown in Fig.
NEC VERSA M350/P550 Disassembly Manual Page 12 Removing the Wire less LAN Module To remove the Wireless LAN Modul e first remove the battery (see Removing the Battery ) and remove the Keyboard (see Removin g t he Keyboard ) then perform the followi ng steps: 1.
NEC VERSA M350/P550 Disassembly Manual Page 13 Removing the CPU (For K2S) To remove the CPU first remove the battery (see Removing the Battery ) and remove the Keyboard (see Removing the Keyboa rd ) then perform the following steps: 3. Remove the screws retaining the He at Plate as shown in Fig.
NEC VERSA M350/P550 Disassembly Manual Page 14 Note: Beware of screws use on the CPU heat sink! Make sure to use the scre w size M2.5x7, otherwise it might cause damage to the CPU die. Secure the scr ew around the CPU socket first before other screws.
NEC VERSA M350/P550 Disassembly Manual Page 15 2. Remove the CPU Fan screws and disconnect CPU Fan as shown in Fig. 18 Fig. 18 CPU Fan 3. Unscrew the GPU heat sink.
NEC VERSA M350/P550 Disassembly Manual Page 16 4. Disconnect Fan connectio n and remove the CP U Heat sink screws aro und CPU socket in descending order (3 Æ 2 Æ 1), then lift up the CPU heat sink. Fig. 20 CPU Heat Sink Note: Beware of screws use on the CPU heat sink! Make sure to use the scre w size M2.
NEC VERSA M350/P550 Disassembly Manual Page 17 Removing the LCD Module To remove the LCD Module first remove the battery (see Removi ng the Battery ) and remove the Keyboard (see Removi ng the Keyboard ) then perform the following steps: 1. Remove the screws retaining the He at Plate as shown in Fig.
NEC VERSA M350/P550 Disassembly Manual Page 18 3. Disconnect Wireless mod ule anten na connector. Fig. 24 Disconnection W ireless Mod ule antenna connector 4. Flip over the base unit and release the screws retaining the LCD Module. Fig. 25 Removing the screw s retaining the LCD Module 5.
NEC VERSA M350/P550 Disassembly Manual Page 19 Removing the LCD Panel To remove the LCD panel, first remove the LCD module (see Removing the LCD Modul e ), then perform the following steps: 1. Use a pin to remove the rubber cover on the LCD mo dule as shown in Fig.
NEC VERSA M350/P550 Disassembly Manual Page 20 4. Release the inverter board by remove the screw and discon ne ct all connectors as shown in Fig. 29 Fig. 29 Removing the I nverter Board 5. Carefully lift up the LCD panel. 6. Remove the screws at both side s of the L CD panel in order to release the LCD hinge s as shown in Fig.
NEC VERSA M350/P550 Disassembly Manual Page 21 Removing the Top Cover To remove the Top Cover , first remove the battery (see Removing the Battery ), remove the HDD (see Rem oving the Hard Disk Drive .
NEC VERSA M350/P550 Disassembly Manual Page 22 2. Release all screws on the top cover and di sconnect touch pad cable as shown in Fig. 32 Fig. 32 Top Cover screws 3.
NEC VERSA M350/P550 Disassembly Manual Page 23 Removing the Touch Pad To remove the touch pad, first remove the top cover (see Removing the Top Cover ), then perform the following steps: 1. Unscrew the screws on the Top Cove r as shown in Fig. 33 Fig.
NEC VERSA M350/P550 Disassembly Manual Page 24 Removing the MDC Modem To remove the MDC Modem, first remov e the top cover (see Removing the Top Cover ), then perform the following steps: 1. Disconnect cable and release screws on MCD Modem as shown in Fig.
NEC VERSA M350/P550 Disassembly Manual Page 25 Removing the Main Boar d To remove the Main Board, first remove the Top Cover (see Removing Top Cover ) then perform the following steps: 1. Remove the Hex screws from the VGA Port as shown in Fig. 36 Fig.
NEC VERSA M350/P550 Disassembly Manual Page 26 3. Disconnect Speaker and Li d switch connectors from the Main board and unscrew the screws encircled in Fig. 38 Fig. 38 Screws on Main Board 4. Lift up the Main Board carefully as shown in Fig. 39 Fig. 39 Lifting up the Main Board M2.
NEC VERSA M350/P550 Disassembly Manual Page 27 Removing the Speaker Assembly To remove the Speaker Assembly, first remove the Main Board (see Removing the Main Board ) then perform the following step s: 1. Remove the screws holding Speaker Assembly as shown in Fig.
NEC VERSA M350/P550 Disassembly Manual Page 28 DIP Switch Settings Jum per D escript ion Setti ng O p e n - U K K e y b o a rd Close - US Keyboa rd Ope n - NEC Close - Packard Bell Rese r ved 5-6 1-2 .
NEC VERSA M350/P550 Disassembly Manual Page 29 Screws M2x4Sliver M3x7 Copper M2.5x9 Copper M2.5x7 Sliver M2.5x5 Black M2.5x10 silver M2x3 Copper.
NEC VERSA M350/P550 Disassembly Manual Page 30 Notice The information in this guide is subject to change without notice. This guide contains information prote cted by copyright. No part of this guide may be photocopied or reproduced in any form or by any means without prior wri tten consent from NEC Personal Pro ducts LTD.
An important point after buying a device NEC P550 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought NEC P550 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data NEC P550 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, NEC P550 you will learn all the available features of the product, as well as information on its operation. The information that you get NEC P550 will certainly help you make a decision on the purchase.
If you already are a holder of NEC P550, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime NEC P550.
However, one of the most important roles played by the user manual is to help in solving problems with NEC P550. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device NEC P550 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
