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Removing the Main Board
Size (Quantity) Color Torque Part No.
M2 x L4 (2) Silver 1.6 kgf-cm 86.9A552.4R0
19. Remove the modem board from the lower case.
1. See “Removing the Battery Pack” on page 44. 2. See “Removing the SD Dummy Card” on page 45. 3. See “Removing the Hard Disk Drive 2 (HDD2) Module” on page 46. 4. See “Removing the Back Cover” on page 48. 5. See “Removing the Hard Disk Drive 1 (HDD1) Module” on page 48. 6. See “Removing the TV Tuner Card (for certain models only)” on page 50. 7. See “Removing the Wireless LAN Card” on page 52. 8. See “Removing the DIMM Module” on page 53. 9. See “Removing the Optical Drive Module” on page 54. 10. See “Removing the Middle Cover” on page 57. 11. See “Removing the Keyboard” on page 60. 12. See “Removing the LCD Module” on page 61.
13. See “Separating the Upper Case from the Lower Case” on page 64. 14. See “Removing the Fingerprint/Button and Touchpad Boards” on page 68. 15. See “Removing the Launch Board” on page 70. 16. See “Removing the USB Board Module” on page 72. 17. See “Removing the Modem Module” on page 74. 18. Disconnect the subwoofer/speaker cable from its connector on the main board.
Size (Quantity) Color Torque Part No.
M2 x L4 (1) Silver 1.6 kgf-cm 86.9A552.4R0
Note: RTC battery has been highlighted with the yellow circle as shown in the figure above. Please detach the RTC battery and follow local regulations for disposal.
Note: Circuit boards > 10cm2 has been highlighted with the yellow square as shown in the figure above. Please detach the circuit boards and follow the local regulations for disposal. 21. Lift the main board gently and remove it carefully from the lower case..
