3.  Disconnect the USB 3.0 cable of operator panel tray assembly, and remove it vertically from the system 
board. 
Figure 135. Removing USB 3.0 connector vertically
To install the TCM/TPM adapter, complete the following steps:
Watch the procedure. A video of the process is available: 
•  Youtube: 
https://www.youtube.com/watch?v=pIb0bIyfkDY&=PLYV5R7hVcs-Ak9fT8QAx8fLbEivizjRtp
•  Youku: http://v.youku.com/v_show/id_XMzMyODU3NTY2NA==.html?spm=a2hzp.8253876.0.0&f=51276390
Step 1.  Locate the TCM/TPM connector on the system board (see “System-board connectors” on page 
24).
Chapter 3. Hardware replacement procedures 145