ContentsChapter 1. Overview . . . . . . . . . . . 1Front view . . . . . . . . . . . . . . . . . . 1Right-side and left-side view . . . . . . . . . . . 3System board, Skype board, and video capturecard . . . . . . . . . . . . . . . . . . . . 4Machine type and model label . . . . . . . . . . 7Chapter 2. Specifications . . . . . . . . 9Chapter 3. Meeting console lock . . . 11Attaching a Kensington-style cable lock . . . . . 11Chapter 4. Replacing hardware . . . . 13Before replacing hardware . . . . . . . . . . 13Knowing FRUs (including CRUs) . . . . . . . . 13Locating FRUs (including CRUs) . . . . . . . . 14Replacing the cable management door. . . . . . 16Replacing the internal microphones . . . . . . . 18Removing the system cover . . . . . . . . . . 20Replacing the video capture card . . . . . . . . 23Replacing the Skype board . . . . . . . . . . 24Replacing the Wi-Fi card . . . . . . . . . . . 26Replacing the system fan . . . . . . . . . . . 30Replacing the heat sink . . . . . . . . . . . . 31Replacing the coin-cell battery . . . . . . . . . 33Replacing the microprocessor . . . . . . . . . 35Replacing the system board . . . . . . . . . . 39Replacing a memory module. . . . . . . . . . 41Replacing the M.2 solid-state drive . . . . . . . 43Replacing the LED board . . . . . . . . . . . 45Replacing the hinge pipe . . . . . . . . . . . 48Replacing the internal speakers . . . . . . . . 52Replacing the infrared board . . . . . . . . . . 53Replacing the Wi-Fi antennas . . . . . . . . . 54Completing the parts replacement . . . . . . . 56Appendix A. Notices . . . . . . . . . . 59Appendix B. Trademarks . . . . . . . 61© Copyright Lenovo 2018 i