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Function switch operation – Toa SV-200MA User Manual

Page 39

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39

[Electrical characteristics]

Input

Open voltage:

3.3 V DC

Short-circuit current: Under 1 mA
Activation:

No-voltage make contact (one-shot signal is shown below.)

Output

Circuit:

Open collector (See below.)

Withstand voltage: 30 V DC
Control current:

Under 10 mA

Over 100 ms

Control current

Chime Selection table

*

1

An ascending 4-tone chime is sounded when the
broadcast begins.

*

2

An ascending 4-tone chime is sounded when the
broadcast begins, and a descending 4-tone chime
is sounded upon broadcast completion.

*

3

The chime sound source must be pre-recorded into
a CF (CompactFlash) card to be inserted into the
optional EV-200M Voice Announcement Board.

*

4

Simultaneously turns on or off the phantom power of
Inputs 1 – 3. For the method to switch off the
phantom power for the individual Inputs 1 to 3,
consult the shop from whom the unit was purchased.

23. FUNCTION SWITCH OPERATION

23.1. VM Amplifier's Rear Panel-Mounted Function Switches

Set the rear panel-mounted SETTINGS switch (p. 10 No. 29) as shown below.

SETTINGS

All switches No. 1 – 8 are factory-preset to the OFF position.

1 2

ON

3 4 5 6 7 8

Switch No.

1

2

3

4

5

6

7

8

Function Phantom

Power*

4

Telephone Paging Chime Selection Input 3 Input 2 Input 1

OFF (Up position)

OFF

Chime ON

Mic

Mic

Mic

ON (Down position)

ON

Chime OFF

Line

Line

Line

Switch No.

Chime Tone

3

4

5

OFF OFF OFF 2-Tone Chime
OFF OFF

ON

2-Tone Chime (Fast Repeat)

OFF

ON

OFF 4-Tone Chime (Up) *

1

OFF

ON

ON

Single-Tone Chime

ON

OFF OFF 4-Tone Chime (Up & Down) *

2

ON

OFF

ON

Gong

ON

ON

OFF Pre-recorded Chime *

3

ON

ON

ON

OFF

See the Chime
Selection table

This manual is related to the following products: