Lenovo 3823, 3821, 3822, 3719 manual SAS power cable connector B SAS power cable connector a

The following illustration shows the internal SAS power and signal cable routing from the hard disk drives to the connectors on the system board.

SAS power cable connector B

SAS power cable connector A

The following illustration shows the internal SATA and power cable routing and the connectors from the DVD drive to the system board.

Chapter 7. Installing optional devices and replacing customer replaceable units 167