User Manual Part 2

DTC COMMUNICATIONS, INC.
17
OPERATION
Control Panel - Transmitter Models Only
Status LED The Status LED is ON or OFF to indicate that the transmitter
is ON or OFF. The Status LED flashes to indicate that the channel
selection was controlled by the DTMF radio, which means the channel
selector switch does not correctly indicate what channel is in use.
TX Programming Connector The digital or analog transmitter
programming connector allows the user to connect to the transmitter’s
programming DB-9 cable connector without having to remove the
transmitter from the MiniBox-4.
PWR High/Low The PWR High/Low switch is used for MiniBox-4 models
with analog transmitter only. The switch selects either high power
(approximately 5 Watts) or low power (approximately 2 Watts).
Sig SCR/CLR The Sig SCR/CLR switch is for MiniBox-4 models with
analog transmitter and optional scrambling only. The switch selects
scrambled or clear transmition.
Chan Sel Video TX The Chan Sel Video TX switch allows the user to select
channels (10 analog or 8 digital) without having to access the transmitter,
which is built inside the MiniBox-4.
Chan Sel DTMF RX The Chan Sel DTMF RX switch allows the user to
select channels on the DTMF receiver. The selected frequency should
correspond with the Kenwood DTMF radio.
Audio Out The audio out connector allows the user to temporarily listen
to a channel with headphones to ensure that it is free of interference from
other transmitters. DO NOT leave headphones connected during normal
operation.
DTMF RX Programming Connector The DTMF RX programming
connector allows the user to connect to the DTMF reveiver’s programming
DB-9 cable connector without having to remove the receiver from the
MiniBox-4.
Status LED
Video TX
Programming
Connector
Video TX PWR
High/Low
Sig SCR/CLR
Video TX
Chan Select
DTMF RX
Chan Select
Audio Out
DTMF RX Prog
Connector
W
A
N LOG
D