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Gateway MT6451 Service Manual

Gateway mt6451: user guide
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GATEWAY NOTEBOOK
SERVICEGUIDE
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Summary of Contents for Gateway MT6451

  • Page 1 GATEWAY NOTEBOOK SERVICEGUIDE ®...

  • Page 3: Table Of Contents

    Contents Replacing Notebook Components ........1 Identifying the notebook model .
  • Page 4 Contents...

  • Page 5: Replacing Notebook Components

    Replacing Notebook Components • Identifying the notebook model • Identifying components • Preparing your work space • Preventing static electricity discharge • Preparing the notebook • Adding or replacing memory modules • Replacing the DVD drive • Replacing the cooling assembly •...

  • Page 6: Identifying The Notebook Model

    If you have suggestions regarding the content of this guide, send an e-mail with the subject “Service Guide Comments” to channel.services@gateway.com. Use this service guide to help plan maintenance tasks for the following Gateway notebooks: • 6000 series •...

  • Page 7: Identifying Components

    Use this chart to identify the main components of the notebook. For a complete list of replaceable parts, see “Contents” on page (see page Cooling assembly (see page Processor (see page Palm rest (see page www.gateway.com LCD panel assembly (see page Keyboard cover (see page Keyboard...

  • Page 8: Preparing Your Work Space

    Preparing your work space Before performing maintenance on the notebook, make sure that your work space and the notebook are correctly prepared. • Wear a grounding (ESD) wrist strap, and use a grounded or dissipative work mat. • Use a stable and strong table, and make sure that the table top is large enough to hold each component as you remove it.

  • Page 9: Preventing Static Electricity Discharge

    Touch a bare metal surface on your workbench or other grounded object. Tape Some of the procedures in this guide involve removing tape that holds cables or components. Two types of tape are used in this Gateway notebook: • Mylar, non-conductive tape is typically transparent, with a red or brown tint.

  • Page 10: Preparing The Notebook

    Preparing the notebook To avoid exposure to dangerous electrical voltages and moving parts, turn off the notebook, remove the battery, and unplug the power cord, modem cable, and network cable before opening the case. Replace the cover before you restore power or reconnect the modem and network cables.

  • Page 11: Adding Or Replacing Memory Modules

    Adding or replacing memory modules Use only memory modules designed for this Gateway notebook. Tools you need to complete this task: Phillips #0 screwdriver Screws removed during this task: 1 black (keyboard) Memory bay To add or replace memory modules: Complete the steps in “Preparing the notebook”...
  • Page 12 Remove the keyboard screw. The screw hole is marked with a K. Loosen the six memory bay cover screws (these screws cannot be removed). Depending on your model, not all screws may be captive. Replacing Notebook Components Screws Screws Keyboard screw...
  • Page 13 Use the thumb notch to lift the memory bay cover, then remove it. Be careful not to break off the tabs located on the end of the cover opposite of the thumb notch. Thumb notch If you are removing a module, gently press outward on the clip at each end of the memory...
  • Page 14 Pull the memory module out of the slot. Hold the new or replacement module at a 30-degree angle and press it into the empty memory slot. This module is keyed so it can only be inserted in one direction. If the module does not fit, make sure that the notch in the module lines up with the tab in the memory bay.

  • Page 15: Replacing The Dvd Drive

    Screws removed during this task: 1 black (keyboard) To replace the DVD drive: Complete the steps in Remove the keyboard screw. The screw hole is marked with a K. www.gateway.com Phillips #0 screwdriver 1 black (DVD drive) “Preparing the notebook” on page Keyboard screw...
  • Page 16 Loosen the six memory bay cover screws (these screws cannot be removed). Depending on your model, not all screws may be captive. Use the thumb notch to lift the memory bay cover, then remove it. Be careful not to break off the tabs located on the end of the cover opposite of the thumb notch.
  • Page 17 Remove the DVD drive screw. Screw Slide the DVD drive out of the drive bay by pushing on the DVD bracket. DVD bracket Slide the new DVD drive into the drive bay. Make sure that the drive fits securely in the bay.

  • Page 18: Replacing The Cooling Assembly

    Replacing the cooling assembly Tools you need to complete this task: Additional materials you may need to complete this task: • X-23-7762 thermal grease Screws removed during this task: 1 black (keyboard) To replace the cooling assembly: Complete the steps in Remove the keyboard screw.
  • Page 19 Loosen the six memory bay cover screws (these screws cannot be removed). Depending on your model, not all screws may be captive. Screws Use the thumb notch to lift the memory bay cover, then remove it. Be careful not to break off the tabs located on the end of the cover opposite of the thumb notch.
  • Page 20 Loosen the three or four screws (these screws cannot be removed) that secure the cooling assembly to the system board. Use the numbers stamped in the metal next to each screw and loosen the screws in reverse numerical order (start with 4, then 3, then 2, then 1). When loosening the cooling assembly’s screws in the numbered holes, loosen them in reverse numerical order.
  • Page 21 At the same time as you lift, move the cooling assembly away from the side of the notebook, then remove it. The cooling assembly cable is attached to the system board at this point. Be careful not to break the cable.
  • Page 22 Tighten the three or four screws, in numerical order, in the holes that are stamped with the numbers 1 through 4 next to them. When tightening the cooling assembly’s screws in the numbered holes, tighten them in numerical order. The number of screws varies by model. Replace the memory bay cover, then tighten the cover screws.

  • Page 23: Replacing The Processor

    Screws removed during this task: 1 black (keyboard) To replace the processor: Complete the steps in Remove the cooling assembly by following the instructions in assembly” on page www.gateway.com Phillips #0 screwdriver “Preparing the notebook” on page “Replacing the cooling...
  • Page 24 Replacing Notebook Components Use a flat-blade screwdriver to turn the processor lock screw ¼-turn counter-clockwise. -OR- Use a flat-blade screwdriver to turn the processor lock screw ½-turn counter-clockwise. You will hear a click when the processor lock is unlocked.
  • Page 25 Remove the old processor from the system board. Install the new processor onto the system board making sure that Pin 1 on the processor (indicated by the silk-screened arrow on the corner of the processor) aligns with Pin 1 on the processor socket (indicated by the absence of a pin hole in the processor socket), then use a flat-blade screwdriver to turn the processor lock screw ¼-turn to ½-turn clockwise.

  • Page 26: Replacing The Ieee 802.11 Wireless Card

    Replacing the IEEE 802.11 wireless card By law, only approved wireless modules provided by Gateway, or a Gateway authorized representative, explicitly for this Gateway notebook may be installed in this notebook. Legal requirements dictate the wireless cover be in place during any and all operation of the notebook’s wireless feature.
  • Page 27 Loosen the wireless bay cover screw (this screw cannot be removed), then remove the wireless bay cover. Screw Unplug the two antenna cables. Move the antenna cables out of the way.
  • Page 28 Replacing Notebook Components If the wireless card is held by clips, press outward on the clip at each side of the card until the card tilts up. -OR- If the wireless card is held by a screw, remove the screw. Screw...
  • Page 29 Pull the old card out of the slot. Hold the new card at a 30-degree angle and slide it into the empty slot. This card is keyed so it can only be inserted in one direction. If the card does not fit, make sure that the notch in the card lines up with the tab in the card slot.

  • Page 30: Replacing The Hard Drive

    Replacing the hard drive Tools you need to complete this task: Screws removed during this task: 2 black (hard drive kit) Hard drive kit To replace the hard drive: Complete the steps in Remove the two hard drive kit screws. Replacing Notebook Components Phillips #0 screwdriver 4 chrome (hard drive cover)
  • Page 31 Slide the old hard drive kit out of the notebook. If the hard drive shipped to you already attached to a new cover, go to -OR- If the hard drive shipped to you without a new cover, remove the four screws that secure the hard drive to the hard drive bay cover.
  • Page 32 Remove the cover from the old drive. Place the new drive, label side up, onto the cover so the screw holes line up. Replace the screws that secure the cover to the drive. Slide the new hard drive kit into the notebook, then replace the kit screws. Replacing Notebook Components...

  • Page 33: Replacing The Keyboard Cover

    Screw Insert the small flat-blade screwdriver under the bottom of each hinge cover and gently pry it up. Carefully open the LCD panel to the fully opened position. www.gateway.com Flat-blade driver - OR - Phillips #0 screwdriver “Preparing the notebook” on page...
  • Page 34 Insert the small, flat-blade screwdriver or non-marring tool under the bottom of the right hinge cover, then gently pry it up. Pull the old cover off the notebook. You will hear small snapping sounds as the cover comes away from the notebook. Place the new cover on the notebook, then press down on the cover in several places until it clicks in place.

  • Page 35: Replacing The Keyboard

    The screw hole is marked with a K. Gently lift the back edge of the keyboard. • If the keyboard does not lift, go to • If the keyboard lifts, go to www.gateway.com Flat-blade driver Phillips #0 screwdriver 1-3 black (keyboard) “Preparing the notebook” on page Step...
  • Page 36 Close the LCD panel, turn the notebook over so the bottom is facing up, then loosen the six memory bay cover screws (these screws cannot be removed). Depending on your model, not all screws may be captive. Use the thumb notch to lift the memory bay cover, then remove it. Be careful not to break off the tabs located on the end of the cover opposite of the thumb notch.
  • Page 37 Loosen the wireless bay cover screw (this screw cannot be removed), then remove the wireless bay cover. Screw Remove the two optional keyboard screws. Depending on the keyboard features, one or both of these screws may be absent. Screw Turn the notebook over so the top is facing up, then open the LCD panel to the fully opened position.
  • Page 38 Carefully rotate the keyboard toward you so it lies keys-down on top of the notebook. Be careful not to damage the LCD panel. Lift the black keyboard connector clip, then remove the cable. Be careful not to touch or damage any other components. Lift the old keyboard away from the notebook.
  • Page 39 Insert the tabs on the front edge of the keyboard into the slot under the palm rest. You may need to press down on the keyboard keys along the front edge of the keyboard to seat the retaining tabs into their corresponding slots.

  • Page 40: Replacing The Cmos Battery

    Replacing the CMOS battery Tools you need to complete this task: Screws removed during this task: 2 black (keyboard cover) To replace the CMOS battery: Complete the steps in Remove the keyboard cover by following the instructions in on page Open the keyboard compartment by following the instructions in on page You do not need to unplug the keyboard from the notebook.
  • Page 41 Plug the new battery into the system board. Use only CMOS batteries designed for this Gateway notebook. The non-conductive sleeve and wires are not reusable. Replace the palm rest (if removed) by following the instructions in rest”...

  • Page 42: Replacing The Lcd Panel Assembly

    Replacing the LCD panel assembly Tools you need to complete this task: Screws removed during this task: 2 black (keyboard cover) To replace the LCD panel assembly: Complete the steps in If the notebook has IEEE 802.11 wireless networking built in, unplug the antenna cables from the IEEE 802.11 wireless card by following the instructions in 802.11 wireless card”...
  • Page 43 Lift up on the video cable retaining clips slightly, then slide the video cable out from under the clips. Taking care to note the cables’ routing and positions as they are installed from Gateway, pull the antenna wires out from under the system board, then slide the wires out from under the retaining clips.
  • Page 44 Remove the four hinge screws that secure the LCD panel to the notebook. Lift the LCD panel assembly away from the notebook. The LCD panel assembly is now completely detached from the notebook. Place the new LCD panel assembly onto the notebook, then replace the four hinge screws. Replacing Notebook Components Screws...
  • Page 45 Slide the antenna cables through the retaining clips, under the system board, then into the wireless card area. Slide the LCD video cable under the retaining clips, then plug the LCD video connector into the notebook. Close the keyboard compartment by following the instructions in...

  • Page 46: Replacing The Lcd Panel Inverter

    Replacing the LCD panel inverter Tools you need to complete this task: Screws removed during this task: 2 black (keyboard cover) 4 or 6 chrome (LCD panel assembly) To replace the LCD panel inverter: Complete the steps in If the notebook has IEEE 802.11 wireless networking built in, unplug the antenna cables from the IEEE 802.11 wireless card by following the instructions in 802.11 wireless card”...
  • Page 47 Remove the four or six rubber inserts from the front of the LCD panel assembly. Rubber insert Rubber insert Rubber insert Remove the four or six screws from the front of the LCD panel assembly. On select models, you may be able to access the inverter by removing only the bottom two screws.
  • Page 48 Carefully separate the front and back of the LCD panel assembly. If you only removed the bottom two screws in the previous step, separate only the lower half of the LCD panel assembly. Locate the inverter. Depending on LCD panel size, it is either at the bottom or side of the LCD panel assembly.
  • Page 49 Unplug both cables from the inverter. Remove the old inverter, then insert the new one. Connect the cables to the new inverter. If you removed the bracket in Press the front and back of the LCD panel together in several places until they click in place.

  • Page 50: Replacing The Lcd Panel

    Replacing the LCD panel Tools you need to complete this task: Screws removed during this task: 2 black (keyboard cover) 4 or 6 chrome (LCD panel assembly) To replace the LCD panel: Complete the steps in If the notebook has IEEE 802.11 wireless networking built in, unplug the antenna cables from the IEEE 802.11 wireless card by following the instructions in 802.11 wireless card”...
  • Page 51 Remove the four or six rubber inserts from the front of the LCD panel assembly. Rubber insert Rubber insert Rubber insert Remove the four or six screws from the front of the LCD panel assembly. Screw Screw Screw Rubber insert...
  • Page 52 Carefully separate the front and back of the LCD panel assembly. Remove the two screws holding the bracket to the LCD panel assembly, then remove the bracket. Screw Replacing Notebook Components Screw...
  • Page 53 Remove the four screws connecting the LCD panel to the LCD panel assembly. Screw Screw Remove the LCD panel from the LCD panel assembly. Screw Screw...
  • Page 54 Unplug both cables from the LCD panel inverter on the old panel, then transfer the inverter to the new panel. Plug both cables into the inverter. The inverter may be either at the side of the LCD panel or at the bottom. Place the new LCD panel into the existing LCD panel assembly lid.

  • Page 55: Replacing The Lcd Panel Assembly Lid

    Open the keyboard compartment by following the instructions in on page You do not need to unplug the keyboard from the notebook. Remove the LCD panel by following the instructions in on page www.gateway.com Flat-blade driver Phillips #0 screwdriver 1-3 black (keyboard) 6 chrome (LCD panel) “Preparing the notebook”...
  • Page 56 Remove the four or six rubber inserts from the front of the LCD panel assembly. Rubber insert Rubber insert Remove the four or six screws from the front of the LCD panel assembly. Screw Screw Replacing Notebook Components Rubber insert Rubber insert Screw Screw...
  • Page 57 Carefully separate the front and back of the LCD panel assembly. Remove the two screws holding the bracket to the LCD panel assembly, then remove the bracket. Screw Screw...
  • Page 58 Remove the four screws connecting the LCD panel to the LCD panel assembly. Screw Screw Remove the LCD panel from the LCD panel assembly. Place the LCD panel into the new LCD panel assembly lid. Replace the four screws removed in Replace the bracket and the two screws removed in Replacing Notebook Components Step...
  • Page 59 Press the front and back of the LCD panel together in several places until they click in place. You should find no loose spots or spots where the two halves do not meet. Replace the four or six LCD panel assembly screws.

  • Page 60: Replacing The Palm Rest

    Replacing the palm rest Tools you need to complete this task: Screws removed during this task: 1 black (DVD drive) 1-3 black (keyboard) 17 black (palm rest - bottom) To replace the palm rest: Complete the steps in Remove the DVD drive by following the instructions in page If the notebook has IEEE 802.11 wireless networking built in, unplug the antenna cables from the IEEE 802.11 wireless card by following the instructions in...
  • Page 61 Lift the black touchpad connector clip, then remove the touchpad cable. Be careful not to touch or damage any other components. Remove the four screws from the top of the palm rest. Screws...
  • Page 62 Turn the notebook over so the bottom is facing up. Remove the 17 bottom palm rest screws. Note the location of the six short screws. Screws Turn the notebook over so the top is facing up, then lift the palm rest assembly completely from the notebook.

  • Page 63: Replacing The Modem Card

    Remove the hard drive kit by following the instructions in page Remove the keyboard cover by following the instructions in on page Remove the keyboard by following the instructions in www.gateway.com “Replacing the system board” on page Flat-blade driver Phillips #0 screwdriver 2 black (hard drive kit)
  • Page 64 Remove the LCD panel by following the instructions in on page Remove the palm rest by following the instructions in Remove the two screws that secure the modem card to the system board. Lift the modem card from the system board. Replacing Notebook Components “Replacing the LCD panel assembly”...
  • Page 65 Unplug the modem cable from the old modem card and plug it into the new modem card. Install the new modem card onto the system board. Replace the palm rest by following the instructions in Replace the LCD panel assembly onto the notebook by following the instructions in “Replacing the LCD panel assembly”...

  • Page 66: Replacing The Bluetooth Module

    Replacing the Bluetooth module Tools you need to complete this task: Screws removed during this task: 1 black (DVD drive) 1-3 black (keyboard) 17 black (palm rest - bottom) To replace the Bluetooth module: Complete the steps in Remove the DVD drive by following the instructions in page If the notebook has IEEE 802.11 wireless networking built in, unplug the antenna cables from the IEEE 802.11 wireless card by following the instructions in...
  • Page 67 Disconnect the Bluetooth cable from the system board, then slide the Bluetooth module from the notebook. Bluetooth module Slide the new Bluetooth module into the notebook. Connect the Bluetooth cable to the system board. Replace the palm rest by following the instructions in Replace the LCD panel assembly onto the notebook by following the instructions in “Replacing the LCD panel assembly”...

  • Page 68: Replacing The System Board

    Replacing the system board Tools you need to complete this task: Additional materials you may need to complete this task: • X-23-7762 thermal grease Screws removed during this task: 1 black (DVD drive) 2 black (keyboard cover) 4 black (palm rest - top) 4 black (system board) To replace the system board: Complete the steps in...
  • Page 69 Remove the DVD drive by following the instructions in page Remove the cooling assembly by following the instructions in assembly” on page If your new system board does not include a processor, remove the processor from the old system board and install it on the new system board by following the instructions in “Replacing the processor”...
  • Page 70 Remove the four screws that secure the system board to the notebook. Turn the system board over and disconnect the external video board cable from the old system board and connect it to the new system board. Install the new system board into the notebook, then replace the screws you removed in Step Replace the palm rest by following the instructions in Replace the LCD panel assembly onto the notebook by following the instructions in...

  • Page 71: Replacing The External Video Board

    Remove the keyboard cover by following the instructions in on page Remove the keyboard by following the instructions in Remove the LCD panel by following the instructions in on page www.gateway.com Flat-blade driver Phillips #0 screwdriver 2 black (hard drive kit) 4 black (LCD panel hinges) 2 chrome hexnut (external video board) “Preparing the notebook”...
  • Page 72 Remove the palm rest by following the instructions in Remove the two hex nuts that secure the external video board to the notebook. Remove the two screws that secure the external video board to the notebook. Screw Install the new external video board into the notebook, then replace the screws removed Step Replace the two hex nuts removed in Replace the palm rest by following the instructions in...

  • Page 73: Replacing The Speakers

    Remove the keyboard cover by following the instructions in on page Remove the keyboard by following the instructions in Remove the LCD panel by following the instructions in on page www.gateway.com Flat-blade driver Phillips #0 screwdriver 2 black (hard drive kit) 4 black (LCD panel hinges) 4 black (system board) “Preparing the notebook”...
  • Page 74 Remove the palm rest by following the instructions in Remove the system board by following the instructions in on page Remove the two screws that secure the speakers to the notebook. Lift the speakers out of the notebook. Install the new speakers into the notebook, then replace the screws removed in Replace the system board by following the instructions in on page Replace the palm rest by following the instructions in...
  • Page 75 Copyright © 2006 Gateway, Inc. All rights reserved. Gateway, Gateway Country, the Gateway stylized logo, and the black-and-white spot design are trademarks or registered trademarks of Gateway, Inc. in the United States and other countries. All other brands and product names are trademarks or...
  • Page 76 Replacing Notebook Components...
  • Page 78 MAN BLADE/OAS SVC GDE R3 12/06...

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