Lenovo System x3550 M5 Installation And Service Manual page 155

Step 4. Disconnect the Mini-SAS HD (12Gb) and power cables from the 2.5-inch hot-swap-drive backplane
and power connector.
Figure 61. Mini-SAS HD (12Gb) and power cable disconnection
SAS/SATA power cable
.
Chapter 5 Removing and replacing components
SAS/SATA signal
cables
141