6. External interfaces

6-3. Tally connector

The tally connector comes with tally output, output enable, power supply or fan alarm output pins.

The output signals from the tally output pins are for lighting the tally lamps, and these outputs are open collector outputs.

1

2

3

4

5

6

7

 

8

9

Pin assignment

Pin No.

Signal name

Input/output

Description of signal

1

IN1

Open collector output

Tally output of input video 1

2

IN2

Open collector output

Tally output of input video 2

3

IN3

Open collector output

Tally output of input video 3

4

IN4

Open collector output

Tally output of input video 4

5

IN5

Open collector output

Tally output of input video 5

6

IN6

Open collector output

Tally output of input video 6

7

ENABLE

Input

Enable signal of tally output

 

 

 

Open: Output; GND: no output

8

ALARM

Open collector output

Fan alarm or power supply alarm output

9

GROUND

GROUND

Ground

Pins 1 to 6 and pin 8 must satisfy the following conditions:

 

Dielectric strength: Max. DC 24 V

 

Current:

Max. 50 mA

 

Example of tally connections

AV-HS300G

 

(Max. voltage: 24V)

 

Tally, Alarm output

 

 

(IN1 to 6, ALARM)

 

 

(Max. current: 50mA)

Tally LED

 

 

 

GROUND

 

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Image 52
Philips AV-HS300G manual Tally connector, Example of tally connections

AV-HS300G specifications

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