User`s manual
56
You can test the Time Server function by clicking “Time Server test”. 
When you select “ RF Clock” Synchronization, you can click “ Test” button to do the “RF 
clock test”. Then, the DVR will issue a command to RF clock to get Time information and 
display it on the screen. RF Clock can be connected to the DVR through RS232 port. 
Note: 
1.  Configuring Time Synchronization will reboot DVR. 
2.  When you synchronize DVR time by RF Clock, the selection of RS232 COM port( COM 1 
or COM 2) in System configuration must be the same as the physical connection. 










