Acer Travelmate 4650 Service Guide

							52Chapter 2
Boot
This menu allows the user to decide the order of boot devices to load the operating system. Bootable 
devices includes the distette drive in module bay, the onboard hard disk drive and the CD-ROM 
in module bay and onboard LAN device.
Default boot sequence should be the following: 
1.Hard Drive 
2.CD-ROM/DVD Drive 
3.Floppy Drive 
4.Network Boot (since only 3 items are availble, if above 3 items are invalid, a boot menu should be shown
       when boot.) 
Insyde Software SCU                               May 20, 2003 5:40:09 
Main Advanced  Security Boot Exit 
         
   Boot Device  
` 
      
   ---- Boot Sequence    ----  
   Hard Drive   
   CD-ROM/DVD Drive   
   Floppy Device   
  Network Boot   
       
              
Press  key to select a control.  button or  key accept entries.  button 
or  key reject entries. Use spacebar and number keys to change value  key activates 
accelerators.   
						

							Chapter 253
Exit
The Exit screen contains parameters that help safeguard and protect your computer from unauthorized use.
Insyde Software SCU                               Nov 26, 2003 5:40:09 
Main Advanced  Security  Boot Exit 
        Exit Saving Changes  
 --------------Exit Saving Changes------------------ Exit Discarding Changes 
   Press    to  save  the current  Load Setup Defaults 
     Setup parameters to CMOS RAM. Discard Changes 
 The system will reboot!!! 
 
 
 
  
 
 
 
       
   for block select.      for item select. 
< Enter> for accept.   for reject.  activates accelerators. 
 for Enable or Disable. 
OK Cancel 
Insyde Software SCU                               May 20, 2003 5:40:09 
Main Advanced  Security  Boot Exit 
    Exit Saving Changes 
 --------------Exit Discarding Changes------------ Exit Discarding Changes 
       Press    to  Exit  the SCU.  Load Setup Defaults 
         The current settings will not be saved!!! Discard Changes 
   
  OK  Cancel   
   
 
   for block select.      for item select. 
< Enter> for accept.   for reject.  activates accelerators. 
 for Enable or Disable.  
						

							54Chapter 2
Insyde Software SCU                               May 20, 2003 5:40:09 
Main Advanced  Security  Boot Exit 
    Exit Saving Changes 
 ----------------Load Setup Default----------------- Exit Discarding Changes 
     Do you wish to change the current setup Load Setup Defaults 
     to the system default values? Discard Changes 
   
  OK  Cancel   
   
     
   for block select.      for item select. 
< Enter> for accept.   for reject.  activates accelerators. 
 for Enable or Disable. 
Insyde Software SCU                               May 20, 2003 5:40:09 
Main Advanced  Security  Boot Exit 
    Exit Saving Changes 
 ----------------Discard Changes-------------------- Exit Discarding Changes 
     Do you wish to restore the current setup Load Setup Defaults 
     to the original custom values? Discard Changed 
   
  OK  Cancel   
   
     
   for block select.      for item select. 
< Enter> for accept.   for reject.  activates accelerators. 
 for Enable or Disable.  
						

							Chapter 355
This chapter contains step-by-step procedures on how to disassemble the notebook computer for
maintenance and troubleshooting.
To disassemble the computer, you need the following tools:
TWrist grounding strap and conductive mat for preventing electrostatic discharge
TSmall Philips screw driver
TPhilips screwdriver
TPlastic flat head screw driver
TTw e e z e r s
NOTE: The screws for the different components vary in size. During the disassembly process, group the 
screws with the corresponding components to avoid mismatch when putting back the components. 
When you remove the stripe cover, please be careful not to scrape the cover.
Chapter 3
Machine Disassembly and Replacement 
						

							56Chapter 3
General Information
Before You Begin
Before proceeding with the disassembly procedure, make sure that you do the following:
1.Turn off the power to the system and all peripherals.
2.Unplug the AC adapter and all power and signal cables from the system.
3.Remove the battery pack.
NOTE:  The screws used to secure bottom case and upper case are more than one type. Please group same 
type of screw together as you disassemble the system for service purpose. The image below is for your 
reference. Please pay attention to the explanation below.
  
						

							Chapter 357
Removing the Battery Pack
1.Unlock the battery lock.
2.Slide the battery latch as shown then remove the battery pack.
  
						

							58Chapter 3

Removing the HDD and ODD Module
1.Remove the one screw holding the HDD cover.
2. Detach the HDD module then remove it.
3. Press the latch and detach the  ODD module from the system.
Removing the RAM
1.Remove the one screw that secure the RAM door and remove it away.
2. Pop up the memory then remove it.
Removing the Keyboard
1.Pull the strip cover.
2. Remove the two screws to release the keyboard. Pull the keyboard forward and turn it over.
3. Release the tab to disconnect the FFC then take the entire keyboard out from the system
4. Remove the one screw to release the  power switch board from the system.
5. Detach the power switch board. 
						

							Chapter 359
Removing the Wireless and LCD Panel
1.Disconnect the one Antanna cable from the Wirelesss board.
2.Disconnect the LED cable with the flat screw driver from the VGA board.
3.Remove the two screws located on the bottom side to detach the LED panel.
4.Remove another two screws located on top cover to detach the LED Panel.
5.Detach the LED panel out from the system.
Removing the Thermal and Bluetooth Module
1.Remove the two screws to detach the thermal door
2.Disconnect the bluetooth cable from the bluetooth module
3.Remove the one screw to release the bluetooth module
4.Detach the bluetooth module out from the thermal door
Removing the Upper Case
1.Remove the 3 scerws located on the upper side to detach the upper case
2.Remove another 17 screws located on the bottom side to detach the upper case 
						

							60Chapter 3
3.Disconnect the microphone cable from the mainboard.
4.Disconnect the DVI cable from the mainboard.
5.Detach the upper case to the system
6.Pull the upper cared forward 
7.Release both side tabs to disconnect the touchpad board cable from the mainboard 
Removing the Touchpad 
1.Disconnect the touchpad cable from the touchpad board 
2.Remove the two screws to loosn the touchpad board 
						

							Chapter 361
3.Push forward to detach the touchpad support plate
4.Remove the two screws to loosn the touchpad support plate
5.Detach the support plate from here
6.Disconnect the touchpad cable from the trace board
7.Detach the trace board from here
Removing the FAN
1.Disconnect the system fan cable
2.Remove the two screws to release the system fan from here
3.Detach the system fan out from the system
Removing the Thermal Module and CPU 
1.Remove the 4 screws to release the CPU thermal module accordingly
2.Detach the CPU thermal module out from the system