OPERATION 
67 
The signal source is from 
internal. The output frequency is 
synchronized with the external 
TTL input signal or the power 
line. This frequency setting can't 
be set through the control panel 
or the remote control. All of 
setting conditions except for 
output frequency are as same as 
INT mode. 
The output voltage can be 
controlled with the external DC 
0~2.5V input signal via BNC 
terminal. The output voltage 
setting can't be set through the 
panel or remote control. All 
conditions except for output 
voltage setting is same as INT 
mode. 
3.  Press Enter to confirm the mode selection. 
Select the Voltage Range 
 
The Range setting determines the general outlet 
voltage range. The ranges available correspond 
to common mains output voltage standards.  
1.  Press Range to access the Range 
menu.