DHD systems require an external NTP server to fully operate.
Learn how to
configure Windows as NTP time server
Battery for system time
Firmware 10:
XS3/XC3/XD3 Cores with firmware version 10.2.x
XC3/XD3 Cores with firmware version 10.1.x
XC3/XD3 Cores with firmware version 10.0.x
Firmware 9:
Cores with firmware version 9.1.x and 9.2.x
Cores with firmware version 9.0.x
List of supported languages
Firmware 8:
Series 52 XC2/XS2/XD2 Cores
Series 52 XC/XS/XD Cores