Lenovo ThinkServer TD200 - Manual (Page 140)

1 Adapter connector for drives 0-3 signal cable
2 Signal cable for drives 0-3
The following illustration shows the connectors on the controller to which
you connect the signal cables from the drive backplanes.
1 ServeRAID-MR10i controller
2 Adapter connector (J9) for drives 4-7 signal cable
3 Adapter connector (J8) for drives 0-3 signal cable
4 Battery
Connect one end of the other signal cable to the drive backplane for drive
bays 4 through 7 and route the other end of the cable through the plastic
slots on the bottom of the chassis underneath the fan cage assembly; then,
connect it to connector J9 on the ServeRAID-MR10is SAS/SATA controller
as shown in the following illustration:
122 ThinkServer TD200 Types 3724, 3808, 3809, 3815, 3817, 3824, 3826, 3836: Installation and User Guide