Lenovo ThinkStation P920 Hardware Maintenance Manual page 201

Figure 166. Installing the front Thunderbolt adapter and the retaining bracket into the flex module
d. Install the front Thunderbolt PCIe x4 card into a PCIe 3.0 x4 card slot on the system board. See
"PCIe card" on page 155 and "Parts on the system board" on page 38.
e. Connect the cables to the front Thunderbolt I/O adapter.
• Connect the power cable in the flex module to the 4-pin power connector
• Connect the GPIO cable to the connector
• Connect the internal DP-to-DP cable to the DisplayPort connector
• Connect the mini-SAS cable to the SAS connector
Figure 167. Front Thunderbolt adapter cable connection
f. Route the cables through the two holes in the rear of the flex module.
7. Position the flex module cover on the flex module. Ensure that the rail guides on the bottom of the cover
engage the rails on the flex module. Then, push the cover to the front of the flex module until it snaps
into position.
b .
a
b
a
c .
d .
c
d
.
Chapter 9 Hardware removal and installation
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