Speco Technologies VMS-2 - Manual (Page 5)

iii.. Connections
1) Connect the video source to the Video input 1(9) or
Video 2(10) Inputs.
2) Select the correct Video input using the Video Input
switch (11).
3) Connect the Audio source to the audio input (7).
4) Connect an electronically regulated 12V power supply
The positive pole must be connected to the center
contact.
5) Connect headphones to the Audio Output if required.
i
Operation
1) Switch on the monitor using the Main Power switch (5).
2) Adjust the brightness control (1) and Contrast (2) in order
to obtain an image as clear and sharp as possible.
3) Adjust the volume control of the headphones to the
desired level.
4) Select the correct Video Input.