User's Manual

300-Watt Digital UHF Transmitter Chapter 2, System Description
DT830A, Rev. 1 2-9
Table 2-14. Remote Interface Panel Connections
FUNCTION REMOTE JACK/PIN
NUMBER
INTERFACE TYPE
Transmitter Enable Interlock J9-21
Transmitter Enable Interlock
Rtn
J9-22
J9-21 and 22 must be
jumpered for normal
operation; (1176-1038)
jumper jack is used.
Remote Control Commands
Transmitter Standby
(Disable)
J9-9
Contact closure
Transmitter
Standby/Operate Rtn
J9-10
Transmitter Operate
(Enable)
J9-11
Contact closure
Transmitter Manual J9-15 Contact closure
Transmitter Auto/Manual
Rtn
J9-16
Transmitter Auto J9-17 Contact closure
Power Level Raise (optional) J9-27 Contact closure
Pwr Level Raise/Lower Rtn
(optional)
J9-28
Power Level Lower
(optional)
J9-29
Contact closure
Remote Status Indications
Transmitter Operate
(Enable) Ind J9-12
50 mA max current sink
Operate/Standby Ind.
Return
J9-13
Transmitter Standby
(Disable) Ind
J9-14
50 mA max current sink
Transmitter Auto Indicator J9-18 50 mA max current sink
Auto/Manual Indicator
Return
J9-19
Transmitter Manual
Indicator
J9-20
50 mA max current sink
VSWR Cutback Indicator J9-23 50 mA max current sink
VSWR Cutback Indicator
Return
J9-24