Acer Aspire 1520 Service Guide

							Chapter 352
Removing the Wireless LAN Board and the Modem Board
1.See “Removing the Battery” on page 50.
2.To remove the wireless LAN board, first remove the two screws holding the modem cover. 
3.Remove the modem cover from the machine.
4.Disconnect the wireless antennae. 
5.Pop out the wireless LAN board.
6.To remove the modem board, first remove the two screws fastening the modem board. 
7.Detach the modem board and disconnect the modem cable carefully, then remove the modem board.  
						

							53Chapter 3
Removing the Hard Disk D rive Module
1.See “Removing the Battery” on page 50.
2.To remove the hard disk drive, pull the hard disk dirve carefully.
3.Then take the hard disk drive out of the main unit.
Disassembling the Hard Disk D rive Module
1.See “Removing the Battery” on page 50.
2.See “Removing the Hard Disk Drive Module” on page 53.
3.Remove the two screws that fasten the HDD holder.
4.Detach the hard disk drive from the HDD holder. 
						

							Chapter 354
Removing the LCD Module
Removing the Middle Cover
1.See “Removing the Battery” on page 50.
2.To remove the middle cover, first use a plastic flat screwdriver to detach the right hinge cap. If you do not 
have a plastic flat screwdriver, you can simply detach the right hinge cover as the image shows. There is 
no screw fastening the right hinge cap to the main unit. Please just detach it.
3.Detach the left hinge cap.
4.Remove the two screws holding the middle cover.
5.Then detach the middle cover from the machine.
6.Turn over the middle cover then disconnect the launch board cable. Then remove the middle cover.
Removing the Launch Board
1.See “Removing the Battery” on page 50.
2.See “Removing the Middle Cover” on page 54.
3.Remove the two screws that secure the launch board to the middle cover. Then detach the launch board 
from the middle cover. 
						

							55Chapter 3
Removing the LCD Module
1.See “Removing the Battery” on page 50.
2.See “Removing the Middle Cover” on page 54.
3.See “Removing the Launch Board” on page 54.
4.Remove the screw that fastens the LCD coaxial cable and disconnect the cable. Then disconnect the 
LCD inverter cable.Then pull out the wireless antennae from the main unit carefully.
 
5.Remove the four screws holding the LCD hinge; two on the right and two on the left.Remove the four 
screws holding the LCD hinge; two on the right and two on the left.
 
6.Remove the two screws on the bottom; one on the right and the other on the left.
7.Then you can remove the entire LCD module from the main unit. 
						

							Chapter 356 
						

							57Chapter 3
Disassembling the LCD Module
Removing the LCD Bezel
1.See “Removing the Battery” on page 50.
2.See “Removing the Middle Cover” on page 54.
3.See “Removing the Launch Board” on page 54.
4.See “Removing the LCD Module” on page 55.
5.Use plastic tweezers to remove the four screw pads, and then remove the four screws that fasten the LCD 
bezel.
6.Snap off the bezel carefully, and then remove the LCD bezel from the LCD module.
Removing the Inverter Board (15” LCD)
1.See “Removing the Battery” on page 50.
2.See “Removing the Middle Cover” on page 54.
3.See “Removing the Launch Board” on page 54.
4.See “Removing the LCD Module” on page 55.
5.See “Removing the LCD Bezel” on page 57.
6.To remove the inverter board, first remove one screw from the inverter board.
7.Disconnect the LCD power cable then disconnect the inverter cable from the inverter board. 
						

							Chapter 358
NOTE: Please arrange the LCD inverter cable well to the LCD panel as the picture below shows when you 
reassemble the LCD module.
Removing the 15” TFT LCD
1.See “Removing the Battery” on page 50.
2.See “Removing the Middle Cover” on page 54.
3.See “Removing the Launch Board” on page 54.
4.See “Removing the LCD Module” on page 55.
5.See “Removing the LCD Bezel” on page 57.
6.See “Removing the Inverter Board (15” LCD)” on page 57.
7.To remove the LCD, first remove the four screws that secure the LCD hinges.
 
8.Then take the LCD out of the LCD panel. 
						

							59Chapter 3
Removing the LCD Brackets
1.See “Removing the Battery” on page 50.
2.See “Removing the Middle Cover” on page 54.
3.See “Removing the Launch Board” on page 54.
4.See “Removing the LCD Module” on page 55.
5.See “Removing the LCD Bezel” on page 57.
6.See “Removing the Inverter Board (15” LCD)” on page 57.
7.See “Removing the 15” TFT LCD” on page 58.
8.Remove the four screws holding the right LCD bracket.Then remove the right bracket.
9.Remove the four screws holding the left LCD bracket. Then remove the left bracket..
Removing the LCD Coaxial Cable
1.See “Removing the Battery” on page 50.
2.See “Removing the Middle Cover” on page 54.
3.See “Removing the Launch Board” on page 54.
4.See “Removing the LCD Module” on page 55.
5.See “Removing the LCD Bezel” on page 57.
6.See “Removing the Inverter Board (15” LCD)” on page 57.
7.See “Removing the 15” TFT LCD” on page 58.
8.Tear off the mylar fastening the LCD coaxial cable, then disconnect the coaxial cable.
  
						

							Chapter 360
Removing the LCD Hinges
1.See “Removing the Battery” on page 50.
2.See “Removing the Middle Cover” on page 54.
3.See “Removing the Launch Board” on page 54.
4.See “Removing the LCD Module” on page 55.
5.See “Removing the LCD Bezel” on page 57.
6.See “Removing the Inverter Board (15” LCD)” on page 57.
7.See “Removing the 15” TFT LCD” on page 58.
8.Remove the screw holding the right hinge, then remove the right hinge.
9.Remove the screw holding the left hinge, then remove the left hinge. 
						

							61Chapter 3
Disassembling the Main Unit
Removing the Keyboard
1.See “Removing the Battery” on page 50.
2.See “Removing the Middle Cover” on page 54.
3.Detach the keyboard from the main unit. Then turn over the keyboard.
4.Disconnect the keyboard cable and remove the keyboard.
.
Removing the RTC Battery
1.See “Removing the Battery” on page 50.
2.See “Removing the Middle Cover” on page 54.
3.See “Removing the Keyboard” on page 61.
4.Disconnect the RTC battery cable then remove it. 
 
Removing the Middle Cover Hook /Fan
1.See “Removing the Battery” on page 50.
2.See “Removing the Middle Cover” on page 54.
3.See “Removing the Keyboard” on page 61.
4.Remove the two screws holding the middle cover hook, then remove it.