See "Removing The Hard Disk Drive Module" On; Chapter - Acer Aspire 4741 Service Manual

13. Push the tab that secures the USB board to the lower case in the direction indicated by the arrow.
14. Remove the USB board module from the lower case.
Removing the Bluetooth Module
1. See "Removing the Battery Pack" on page 30.
2. See "Removing the SD Dummy Card" on page 31.
3. See "Removing the Back Cover" on page 32.
4. See "Removing the DIMM Modules" on page 33.
5. See "Removing the Hard Disk Drive Module" on page 34.
6. See "Removing the Wireless WAN Module" on page 36.
7. See "Removing the WLAN Module" on page 37.
8. See "Removing the Optical Drive Module" on page 39.
9. See "Removing the Keyboard" on page 43.
10. See "Separating the Upper Case from the Lower Case" on page 44.
11. See "Removing the LCD Module" on page 48.
12. See "Removing the USB Board Module" on page 54.

Chapter 3

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