38 Installing System Components3 Flex the standard hard-drive carrier’s right-side rail and insert the carrierpins into the hard-drive assembly’s mounting holes and then flex the left-side rail and insert the carrier pins into the other mounting holes.4 Fit the t-shaped end of the carrier strap handle into the notch and thentwist to lock the strap handle. See Figure 2-7.Flexible Hard-Drive CarrierUse a flexible hard-drive carrier to install 2.5-inch SAS/SATA/SSD hard-driveinto the sled.Removing a Flexible Hard-Drive CarrierCAUTION: Many repairs may only be done by a certified service technician. Youshould only perform troubleshooting and simple repairs as authorized in yourproduct documentation, or as directed by the online or telephone service andsupport team. Damage due to servicing that is not authorized is not covered bywarranty. Read and follow the safety instructions that came with the product.CAUTION: To maintain proper system cooling, all empty hard-drive slots musthave hard-drive blanks installed.CAUTION: Use only hard-drives that have been tested and approved for use withthe hard-drive backplane.CAUTION: To prevent data loss, ensure that your operating system supports hot-swappable drive installation. See the documentation supplied with the operatingsystem.NOTE: Only SAS hard-drives are supported in a dual-cable SAS expanderconnection.1 Open the sled. See "Opening the Sled" on page 28.2 Using the strap handle, pull the flexible hard-drive carrier out of the drivebay. See Figure 2-8.