Owner`s manual
8
DISPLAY FORMAT: 
The VK-51SE Vacuum Fluorescent Display (VFD) is capable of showing up to twelve 
alphanumeric characters. Its format depends on the mode of operation. In the normal PLAY mode 
the display has the following format: 
1.  One character indicating the selected input number. 
2.  Four-character input name. That name is fully programmable (See the programming 
functions) and can include up to four character from the Latin, Cyrillic or Greek alphabets 
or digits. 
3.  Balance adjustment indicator. Characters L or R indicate that the balance is shifted in the 
corresponding direction. A BLANK character means that the gains of both channels are 
identical. 
4. Volume setting - three digits with the full range of 000 to 140 (See programming section on 
Maximum Volume Setting) 
FUNCTION Button 
This button puts the unit in its programming mode. In addition to its normal PLAY mode, there are 
eight programmable functions in the VK-51SE: 
BALANCE Adjustment 
RELATIVE VOLUME setting 
PHASE setting 
MONO/STEREO setting 
MAXIMUM volume setting 
FIXED volume setting 
DISPLAY (Volume) mode 
INPUT NAME assignment 
Pressing this button while in PLAY mode will switch the unit into programming mode. Once in 
the programming mode, pressing the Function button will switch the unit into its NEXT 
programmable functions. The unit will stay in the programming mode until the exit command is 
issued. To EXIT the programming mode at any time, press and hold the Function button for about 
TWO seconds. 










