Acer TravelMate 4720 Series, Service Manual

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80 Chapter 3
14. Carefully detach the Bluetooth board from the right spearker module.
Removing the Speaker Modules
1. See “Removing the Battery Pack” on page 51.
2. See “Removing the SD Dummy Card” on page 51.
3. See “Removing the Express Dummy Card” on page 52.
4. See “Removing the Lower Cover” on page 53.
5. See “Removing the Fan Module” on page 60.
6. See “Removing the CPU Heatsink Module” on page 61.
7. See “Removing the CPU” on page 62.
8. See “Removing the Middle Cover” on page 63.
9. See “Removing the Keyboard” on page 64.
10. See “Removing the LCD Module” on page 67.
11. See “Separating the Upper Case from the Lower Case” on page 70.
12. See “Remove the Daughter Board” on page 75.
13. See “Removing the Mainboard” on page 77.
14. See “Removing the Bluetooth Board” on page 79.
15. Remove the two screws (A) holding the left and right speaker modules to the lower case.
Step Size (Quantity) Color Torque
1~2 M2xL4 (2) Black 1.6 kgf-cm
SG_TM4720_4320_Book.book Page 80 Friday, April 20, 2007 11:14 AM