Standard Communications TVM Series Owner's Manual page 24

Controls and Connections
DSG2000 Rear Panel
22. 4.5 MHz OUT – F connector. The 4.5 MHz FM output. This connector is
nonfunctional in this unit.
23. VIDEO/BTSC OUT – BNC connector. This connector is the output for either
default or BTSC VIDEO. To change to BTSC output, see Chapter 4, page 4-12.
24. VIDEO IN – BNC connector. The video signal is input here.
25. L + and – Screw terminals. The balanced audio input for the left channel
attaches here.
26. GROUND – Screw terminals. The ground connection for the L and R chan-
nels (25 and 27).
27. R + and – Screw terminals. The balanced audio input for the right channel
attaches here.
28. SAP + and – Screw terminals. The SAP balanced audio input attaches here
(when the SAP option is installed).
29. GROUND – Screw terminals. The ground connection for the SAP channel
input (28) (when the SAP2000 option is installed).
30. AUX + and – Screw terminals. The auxiliary balanced audio input attaches
here.
31. GROUND – Screw terminals. The ground connection for the auxiliary input
(30) or CTL terminal (32).
32. CTL – Screw terminal. When this terminal is grounded, AUX audio input is
fed to L, R, and SAP channels. When it is open or at +5 VDC, L, R, and SAP
inputs are fed to their respective channels. This function is the same as (19),
above.
Page 3-8 Owner's Manual TVM450/S/TVM550/S/TVM550II/TVM550IIS