Acer Aspire 1800 Service Guide

							Chapter 3Aspire 1800
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 phillips screwdriver
Tflat head screwdriver
TPhillips screwdriver
Tnut screwdriver
Ttweezers
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 
						

							44Chapter 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. 
						

							Chapter 3Aspire 1800
Aspire 1800 Disassembly Procedure
This section will guide you how to disassemble the system when you need to perform system service.
Please also refer to the disassembly video, if availabled.
CAUTION: Before you proceeded sure you have turned off the system and all peripherals connected.
Disassemble the Battery and HDD
1.Press the latch backward to take the battery away from the system.
2.Then remove the battery pack.
3.Remove the two screws to release the hard drive door.Then take it away.
4.With a flat screwdriver to push the HDD outward then pull it out from the system
5.Remove the two screws located on each side.
6.Take the Hard disk unit from the carrier.
Disassemble the Wireless
1.Remove the one screw to release the Wireless door.
2.Take the wireless door from the system.
3.Disconnect the Antenna cables from the wireless board.
4.Push outward the tabs on both side to release the wireless board then pull it out from the system. 
						

							46Chapter 3
Disassemble the Modem Card
1.Remove the two screws to remove the Modem card.
2.Disconnect the modem cable from the modem board before you detach the modem board from the 
mainboard.
Disassemble the RAM and ODD
1.Remove the one screw to release the RAM door.
2.Detach the RAM door.
3.Press outward the both side tabs to release the Memory then pull it out.
4.Remove the one screw to release the ODD door.
5.Push the ODD bracket from the ODD rear to push it outward from the system.
6.Then pull the ODD out from the system.
7.Remove the four screws to detach the ODD module.
8.Detach the ODD bracket from the position.
9.Eject the ODD tray.
10.Remove the one screw as highlight. 
11 .Detach the ODD panel out from the unit. 
						

							Chapter 3Aspire 1800
Disassemble the Keyboard
1.With a flat screwdriver to push out the strip cover away from the system.
2.Disconnect the LCD wire set. The 2 connector cable from the panel to the mainboard as video shows 
here.
3.Remove the three screws to release the keyboard
4.Press the tabs on both side to disconnect the keyboard cable from mainboard. Then take it away
5.Tear the tape then pull the antenna cables thought the hole to the up case.
 
Disassemble the Panel Module
1.Remove the four screws located on the top case 
2.Then remove the two screws on the rear of the system
3.Detach the panel module away from the system 
						

							48Chapter 3
Disassemble the Bluetooth and Cables
1.Disconnect the bluetooth cable from the left side of mainboard.
2.Remove the two screws to release the bluetooth board.
3.Then take the bluetooth module away from the system.
4.Release the tabs on both side before you disconnect these cables. The first cable is card reader cable, 
secondly is cd-player flat flexible cable, the third is touch pad cable
Disassemble Case, Touchpad and CD-Player
1.Remove the one screw located as highlight on the top case.
2.Remove the fourteen screws located on the base.
3.Detach the top case out from the system.
4.Pull up the tabs on both side to disconnect the CD-Player flat flexible cable from the CD-Player board.
5.Pull the tabs on both side forward to disconnect the touchpad cable from the mainboard.
6.Remove the two screws to release the touchpad board.
7.Then detach the touchpad board from the support.
8.Tear tape on these positions to disconnect the cables.
9.Pull the tabs on both side forward to disconnect the cables from touchpad board.  
						

							Chapter 3Aspire 1800
10.Remove the two screws to remove the CD-Player module.
11 .Then take the CD-Player module out from the system.
12.Remove the two screws located on the CD-Player board.
13.To separate the CD-Player board from the bracket.
14.Remove the three screws to release the Touchpad support.
15.Detach the touchpad support from the touchpad then take the touchpad from the top case.
Disassemble the Card Reader 
1.Remove the two screws to remove the card reader board.
2.Then detach the card reader board from the top case.
3.Disconnect the cable from the card reader board.
Disassemble the Speaker
1.Disconnect the speaker cable from the mainboard.
2.Disconnect the sub-woofer cable from the mainboard.
3.Remove the two screws to detach the sub-woofer module.
4.Then detach the sub-woofer from the top case.
5.Remove the one screw to detach the speaker.
6.Take the speaker set out from the system. 
						

							50Chapter 3
Disassemble the System FAN and Mainboard
1.Disconnect the system fan from the system.
2.Remove the three screws to detach the system fan from the mainboard.
3.Then detach the system fan from the mainboard.
4.Remove the one screw to detach the mainboard.
5.Push the edge outward in order to release the mainboard from the case.
6.Disconnect the fan cable from the position.
7.Remove the three screws to release the fan.
8.Detach the fan from the mainboard.
9.Remove the three screws to release the base case fan.
10.Then detach the fan from the base.
Disassemble the LCD Module
1.Remove the four screws on the other side to release the LCD front bezel.
2.Detach the front bezel from the LCD panel.
3.Disconnect the invertor cable from the invertor board.
4.Disconnect the LCD cable from the invertor board. 
						

							Chapter 3Aspire 1800
5.Remove the one screw.
6.Then detach the invertor board from the LCD panel module.
7.Remove the one screw on each bracket to release the bracket from the LCD module.
8.Take the entire LCD panel out from the top cover.
9.Remove the four screws to detach the bracket.
10.Then take the LCD bracket from the panel.
11 .Remove another four screws to release the bracket.
12.Then detach the bracket out from the LCD Panel.
13.Tear the tapes as video guides you from the LCD wire set cable and disconnect it from the panel.
  
						

							Chapter 452
Use the following procedure as a guide for computer problems.
1.Obtain the failed symptoms in as much detail as possible.
2.Verify the symptoms by attempting to re-create the failure by running the diagnostic test or by 
        repeating the same operation.
3.If any problem occurs, you can perform visual inspection before you fellow this chapter’s instructions. 
        You can check the following:
power cords are properly connected and secured;
there are no obvious shorts or opens;
there are no obviously burned or heated components;
all components appear normal.
4.After you perform visual inspection you can also verify the following:
ask the user if a password is registered and, if it is, ask him or her to enter the password.
verify with the customer that Wndows XP is installed on the hard disk. Operating systems that 
were not preinstalled by Acer can cause malfunction.
make sure all optional equipment is removed from the computer.
make sure the floppy disk is empty.
5.Use the following table with the verified symptom to determine which page to go to.
Symptoms (Verified)Go To
Power failure. (The power indicator does not go on 
or stay on.)“Power System Check” 
POST does not complete. No beep or error codes 
are indicated.“Insyde MobilePro BIOS POST Beep Code and POST 
Messages” 
“Undetermined Problems” 
POST detects an error and displayed messages on 
screen.“Insyde MobilePro BIOS POST Beep Code and POST 
Messages” 
Other symptoms (i.e. LCD display problems or 
others).“Insyde MobilePro BIOS POST Beep Code and POST 
Messages” 
Symptoms cannot be re-created (intermittent 
problems).Use the customer-reported symptoms and go to 
“Insyde MobilePro BIOS POST Beep Code and POST 
Messages” on page 67
“Intermittent Problems” 
“Undetermined Problems” 
Troubleshooting
Chapter 4