Acer Aspire 5242 Service Guide

							Chapter 363
11 .Remove the three screws (F) from the middle cover.
12. Release the latch and disconnect the volume button board cable from its connector the main board.
13. Release the latch and disconnect the touch pad cable from TPCN1 connector on the main board.
Size (Quantity)ColorTo r q u ePart No.
M2 x L4 (3) Silver 1.6 kgf-cm 86.9A552.4R0 
						

							64Chapter 3
14.Release the latch and disconnect the fingerprint cable from FPCN1 connector on the main board.
15.Disconnect the speaker cable from its connector on the main board.
16. Disconnect the microphone connector from the main board and remove the microphone. 
						

							Chapter 365
17.Remove the ten screws (A) securing the lower case to the upper case.  
18.Gently detach the upper case from the lower case.
19.Remove the upper case.
Size (Quantity)ColorTo r q u ePart No.
M2.5 x L8 (10) Black 3.0 kgf-cm 86.00E34.738 
						

							66Chapter 3
Removing the Fingerprint and Touchpad Boards
1.See “Removing the Battery Pack” on page 44.
2.See “Removing the SD Dummy Card” on page 45.
3.See “Removing the DIMM Module” on page 46.
4.See “Removing the Back Cover” on page 47.
5.See “Removing the Hard Disk Drive Module” on page 48.
6.See “Removing the WLAN Modules” on page 51.
7.See “Removing the Optical Drive Module” on page 53.
8.See “Removing the Middle Cover” on page 56.
9.See “Removing the Keyboard” on page 58.
10.See “Removing the LCD Module” on page 59.
11 .See “Separating the Upper Case from the Lower Case” on page 62.
12.Release the latch and disconnect the fingerprint cable from the fingerprint board. 
13.Release the latch and disconnect the the touchpad cable from the touchpad board. 
						

							Chapter 367
14.Release the fingerprint board metal bracket from the latches and detach it from the upper case.
15.Release the fingerprint board from the latches and detach it from the upper case.    
						

							68Chapter 3
16.Pry to loosen the touchpad board.   
WARNING:  The touchpad board is glued to the upper case, only remove the touchpad board if it is defective.
Note: Circuit board >10 cm² has been highlighted with the yellow rectangle as above image shows. 
Please detach the Circuit boards and follow local regulations for disposal. 
						

							Chapter 369
17.Detach the touchpad board from the upper case. 
 Note: Circuit boards > 10cm
2 has been highlighted with the yellow rectangle as shown in the figure 
above. Please detach the circuit boards and follow the local regulations for disposal.
Removing the Left Speaker Module
1.See “Removing the Battery Pack” on page 44.
2.See “Removing the SD Dummy Card” on page 45.
3.See “Removing the DIMM Module” on page 46.
4.See “Removing the Back Cover” on page 47.
5.See “Removing the Hard Disk Drive Module” on page 48.
6.See “Removing the WLAN Modules” on page 51.
7.See “Removing the Optical Drive Module” on page 53.
8.See “Removing the Middle Cover” on page 56.
9.See “Removing the Keyboard” on page 58.
10.See “Removing the LCD Module” on page 59.
11 .See “Separating the Upper Case from the Lower Case” on page 62. 
						

							70Chapter 3
12.Remove the two screws (E) securing the left speaker module and remove it from the upper case. 
13.Detach the left speaker module.
Removing the USB Board Module
1.See “Removing the Battery Pack” on page 44.
2.See “Removing the SD Dummy Card” on page 45.
3.See “Removing the DIMM Module” on page 46.
4.See “Removing the Back Cover” on page 47.
5.See “Removing the Hard Disk Drive Module” on page 48.
6.See “Removing the WLAN Modules” on page 51.
7.See “Removing the Optical Drive Module” on page 53.
8.See “Removing the Middle Cover” on page 56.
9.See “Removing the Keyboard” on page 58.
10.See “Removing the LCD Module” on page 59.
11 .See “Separating the Upper Case from the Lower Case” on page 62.
Size (Quantity)ColorTo r q u ePart No.
M2 x L4 (2) Black 1.6 kgf-cm 86.00E13.524 
						

							Chapter 371
12.Disconnect the cables from the USB board module.    
13.Remove the one screw (F) securing the USB board module to the lower case. 
Size (Quantity)ColorTo r q u ePart No.
M2 x L4 (1) Silver 1.6 kgf-cm 86.9A552.4R0 
						

							72Chapter 3
14.Remove the USB board module from the lower case.   
Removing the Modem Module
1.See “Removing the Battery Pack” on page 44.
2.See “Removing the SD Dummy Card” on page 45.
3.See “Removing the DIMM Module” on page 46.
4.See “Removing the Back Cover” on page 47.
5.See “Removing the Hard Disk Drive Module” on page 48.
6.See “Removing the WLAN Modules” on page 51.
7.See “Removing the Optical Drive Module” on page 53.
8.See “Removing the Middle Cover” on page 56.
9.See “Removing the Keyboard” on page 58.
10.See “Removing the LCD Module” on page 59.
11 .See “Separating the Upper Case from the Lower Case” on page 62.
12.See “Removing the Left Speaker Module” on page 69.
13.See “Removing the USB Board Module” on page 70.
14.Disconnect the modem cable from the main board.