QNAP TS-h 77AXU-RP Series User Manual page 21

5. Power on the NAS.
Installing 3.5-inch hard drives
For the list of compatible drive models, go to https://www.qnap.com/compatibility.
Warning
• Installing a drive deletes all data on the drive.
• Observe electrostatic discharge (ESD) procedures to avoid damage to components.
1. Power off the NAS.
2. Remove the drive tray.
a. Pull the handle to release the tray.
b. Pull the tray out.
TS-hx77AXU-RP User Guide
Installation and Configuration 20