TX120 S3 Upgrade and Maintenance Manual 189
Expansion cards and backup units
Ê Open the front cage as described in section "Opening the front cage" on
page 66.
9.3.1.3 Preparing the BBU
I The PRIMERGY TX120 S3 can be equipped with one iBBU7 or one
iBB8.The preparation for installing is described in the following two
sections.
iBBU7
Figure 85: Connecting the BBU cable
Ê Connect the BBU cable Y3987-V3 to the BBU board as shown.
I The connector side with uncoated contacts points towards the board.