Acer Aspire 4730zg Service Guide

Chapter 351
5.Detach the WLAN board from the WLAN socket. 
NOTE:  When attaching the antenna back to the WLAN board, make sure the cables are sitting in the housing 
to prevent damage. 

52Chapter 3
Removing the Hard Disk Drive Module 
1.See “Removing the Battery Pack” on page 44.
2.Remove the HDD cover, See “Removing the Lower Covers” on page 47.
3.Use the pull-tab to pull and lift the hard disk drive module out of the bay. 
NOTE: To prevent damage to device, avoid pressing down on it or placing heavy objects on top of it.  

Chapter 353
4.Remove the four screws securing the hard disk to the carrier.
StepSizeQuantityScrew Type
HDD Carrier M3*3 (NL) 4 

54Chapter 3
5.Remove the HDD from the carrier. 

Chapter 355
Removing the Optical Drive Module
1.See “Removing the Battery Pack” on page 44.
2.Remove the Memory cover. See “Removing the Lower Covers” on page 47.
3.Remove the screw securing the ODD module.
4.Carefully insert a screw driver to release the locking latch.
NOTE: A plastic screw driver is recommended to prevent scratching the surface of the computer.
StepSizeQuantityScrew Type
ODD Module M2.5*5(NL) 1 

56Chapter 3
5.Pull the optical drive module out from the chassis. 
6.Remove the three screws securing the ODD bracket and remove the ODD bracket from the optical disk drive 
module. 
7.Insert a pin in the eject hole of the ODD to eject the ODD tray.
StepSizeQuantityScrew Type
ODD Bracket M2*3 (NL) 3 

Chapter 357
8.Press down on the locking catch to release the ODD cover and remove.
  

58Chapter 3
Main Unit Disassembly Process
Main Unit Disassembly Flowchart
Screw List
StepScrewQuantityColorPart No.
Switch Cover M2*3 (NL) 2 Black 86.AR102.004
LCD Module M2.5*8(NL) 4 Black 86.AR102.001
M2.5*5 (NL) 2 Black 86.AR102.002 
Upper Cover M2.5*8 (NL) 8 Black 86.AR102.001
M2.5*5 (NL) 7 Black 86.AR102.002 
Touch Pad Bracket M2*3 (NL) 2 Black 86.AR102.004
Launch Board M2*3 (NL) 2 Black 86.AR102.004
Speaker M2*3 (NL) 4 Black 86.AR102.004
I/O Board M2.5*5 (NL) 1 Black 86.AR102.002 
Bluetooth Board...

Chapter 359
Removing the Switch Cover
CAUTION: Using tools to remove the Switch Cover may cause damage to the outer casing. It is 
recommended that you only use your fingers to remove the Switch Cover.
1.See “Removing the Battery Pack” on page 44.
2.Locate and remove the two securing screws as shown.
3.Turn the computer over and open the LCD module to expose the Switch Cover.
4.Lift the Switch Cover as shown, and move from right to left side.
StepSizeQuantityScrew Type
Switch Cover M2*3(NL) 2 

60Chapter 3
5.Turn the Switch Cover over to expose the FFC cable and detach it using the tweezers.
6.Lift the Switch Cover clear of the chassis.