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Chapter 3 79
21. Detach the modem board from the mainboard.
Removing the RTC Battery
1. See “Removing the Battery Pack” on page 51.
2. See “Removing the SD Dummy Card” on page 52.
3. See “Removing the Express Dummy Card” on page 52.
4. See “Removing the Lower Cover” on page 53.
5. See “Removing the DIMM” on page 54.
6. See “Removing the WLAN Board Module” on page 55.
7. See “Removing the Hard Disk Drive Module” on page 56.
8. See “Removing the Optical Drive Module” on page 57.
9. See “Removing the CPU Heatsink Module” on page 60.
10. See “Removing the CPU” on page 61.
11. See “Removing the Keyboard” on page 62.
12. See “Removing the Middle Cover” on page 63.
13. See “Removing the LCD Module” on page 64.
14. See “Separating the Upper Case from the Lower Case” on page 66.
15. See “Removing the Bluetooth Board” on page 73.
16. See “Removing the USB board” on page 74.
17. See “Removing the Mainboard” on page 76.
18. Detach the battery cable from the mainboard.