User manual

Installing a SAS controller battery on the remote battery tray
To install a SAS controller battery on the remote battery tray, complete the following
steps:
1. Install the replacement battery on the remote battery tray:
a. Place the replacement battery on the battery carrier from which the former
battery had been removed, and connect the battery carrier cable to the
replacement battery.
b. Connect 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.
1 Remote battery cable connector
2 Remote battery cable
c. On the remote battery tray, find the pattern of recessed rings that matches
the posts on the battery and battery carrier.
86 ThinkServer RD220 Types 3729, 3779, 3797, and 3798: Installation and User Guide