Philips Video Camera - Single User with Two Multiplexer

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2.2.2 Single User with Two Multiplexer
Figure 6 - Two Multiplexer
Rear
Keyboard controller
Power
24VAC
BNC
1st Main Monitor
BNC
BNC
RS-485 (–) Pin No. 4
RS-485 (+) Pin No. 6
J-Box (Back) J-Box (Front)
AWG #24
Power
24VAC
Power
24VAC
Spot Monitor
1st Multiplexer
BNC
2nd Multiplexer
2nd Main Monitor
Spot output of the rst multiplexer to be connected
to 16
th
input of the second multiplexer.
And rst spot output of the 2
nd
multiplexer to be
connected to the spot monitor. You will see tthe
picture of the selected camera (1-31) on spot
monitor by selecting camera No. + Cam.