IBM x3650 M3 Installation And User Manual page 155

Figure 147. Interposer card installation
c. Press the interposer card down onto the interposer card connector so that
the interposer card is secured.
d. From the other side of the ServeRAID controller, insert and tighten the
screw to secure the interposer card to the ServeRAID controller.
8. Connect one end of the remote battery cable to the interposer card.
Attention: To avoid damage to the hardware, make sure that you align the
black dot on the cable connector with the black dot on the connector on the
interposer card. Do not force the remote battery cable into the connector.
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Chapter 2. Installing optional devices