How to terminate a CM9760-MXB matrix bay

Issue

  1. How to terminate a CM9760-MXB matrix bay
  2. Set CM9760 Termination to 75 ohms or loop through HiZ,

Product Line

Pelco Matrix

Environment

  • CM9760-MXB
  • CM9760-RPC
  • CM9740-MXB

Cause

  • Washed out video
  • Erratic PTZ control
  • Jumpy Matrix Titles
  • Impedance issue

Resolution

Follow the following steps to terminate the CM9760-MXB to 75 ohms

1. Remove the rear panel card by loosening the screw at the top and bottom of the plate.
2. Set the jumpers in the terminated position (jumper position on pins 1 and 2)

For instruction with illustration, see page 33-43 of the System 9760 VideoMatrixSwitching Control System Installation/Operation manual.