3
POWER SOURCE
THIS PRODUCT SHALL BE POWERED BY A LISTED CLASS 2 POWER SUPPLY ONLY.
This unit requires a +12VDC power source for proper operation. The DC input is diode
protected. A PS-12D power supply is supplied with this unit. The negative side of the power
input is directly connected to ground. ANSI/NFPA 70 Class 2 wiring is recommended.
POWER CONNECTION
Power is supplied to the unit via a two pin terminal connector on the right side of the unit. Follow
the label on unit for proper orientation of +12 volt dc and ground.
FIBER CONNECTION
The fiber optic connection is made via a FC/PC connector located on the right side of the unit.
VIDEO INPUT CONNECTIONS
The video input connections are made via BNC connectors on the right side of the unit. The
video input should be connected to an appropriate 75
baseband video source such as a
camera or a video recorder output. For optimum performance the video cables should be the
shortest length of coax practical.
MR-940C-SL STATUS INDICATORS
The MR-940C-SL transmitter provides the following LED status indicators described below to
aid in installation and troubleshooting:
VLI 1 THROUGH VLI 4
A bi-color LED indicator is provided for each of the four video inputs to the MR-940C-SL. DC
power and video status associated with each of these LED’s are summarized below.
Video Presence LED
DC Power Status
Video Status
Green
On
Proper Input Video Present
Red
On
Input Video Not Detected
Off
Off
Check Power Supply
af i
american
