Synology DS1511+ - Use Energy Saving Features

Synology DiskStation User's Guide
Based on DSM 3.1
38 Chapter 3: Modify System Settings
More Information
Network Time Protocol (NTP) is used to synchronize the time of all clients and servers over a data network.
Below are a few recommended NTP servers:
 time.apple.com
 time.asia.apple.com
 time.euro.apple.com
 time.nist.gov
For more information about NTP Server, please visit http://www.eecis.udel.edu/~mills/ntp/servers.html
Use Energy Saving Features
Go to Main Menu > Control Panel > Power to manage the energy saving features provided by DSM.