Connections, Connection example – Toa EV-20R User Manual
Page 11
11
9. CONNECTIONS
9.1. Connection Example
*
1
Following activation, maintains make status until the message stops. When repeat broadcast mode is
selected by the Playback Interval Setting switch, the busy output during the time intervals (except for "0 s"
and "
∞
" settings) can be set to "Make" (ON) or "Break" (OFF). (Refer to p. 13.)
Use these outputs for amplifier power supply control.
*
2
Messages are played back when their corresponding terminal numbers are closed.
*
3
Message playback stops when these terminals are closed.
*
4
Used for BGM broadcasts, etc. Whenever a stored message is activated, the message playback broadcast
takes precedence.
DEL
REC
MONITOR
PLAY
LOCK
0
10
1
2
3
4
USB
POWER
MIC
LEVEL
LINE
INPUT/
REC IN
HEAD-
PHONES
START/STOP
MODE
PHONES/
SPEAKER
4s
2s
ON
1h 30m
10m
1m
30s
DELAY
INTERVAL
TIMER
DC IN
GND
SIGNAL
0s
5m
5s
10s
OUT
24V
STOP
4
3
2
1
PLAY 1 – 4 / STOP
LINE IN
LINE OUT
DC IN
H
C
E
E
C
H
BUSY
SPKR
Class 2 Wiring / 8 – 16 Ω
24V 400mA
PC
To AC mains, 50/60 Hz
(When operating unit on AC power supply)
USB cable
(supplied with unit)
[EV-20R Front]
[EV-20R Rear]
Microphone
or
CD player, etc.
Headphone*
AD-246 AC adapter
(optional)
(When operating unit on DC power supply)
Timer or switching device
Speaker
External audio source equipment
Power amplifier
* No signal is output from the
Speaker Output terminal if
the headphone is connected.
Remote control input of power amplifier, etc.
24 V DC
power supply
STOP input*
3
LINE output
PLAY input*
2
LINE input*
4
BUSY output*
1
Remote control input
Stop control output
Start control output