Lenovo System x3550 M5 Installation And Service Manual page 252

Eight 2.5-inch-drive server model with the advanced media cage:
Note: Refer to the following illustration for installing the simple media cage or standard media
cage. The installation procedure is similar.
Front USB assembly
connector
Figure 156. Media cage installation for eight 2.5-inch-drive server model with the advanced media cage
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Lenovo System x3550 M5 Installation and Service Guide
Operator information
panel connector
Optical drive
connector
LCD display
cable connector