Connector pin assignment table

[COMMUNICATION] JBY-25S-1A3F(LF)(SN) (J..S..T.. Mfg.. Co.., Ltd..)

Pin No..

Signal

Flow of signals

Remarks

 

 

 

 

1

INCOM 1 OUT (H)

CCU → SYSTEM

0 dBm, 600 Ω (4W)/1 V [p-p] (RTS)

 

 

 

zzSelect “4W” or “RTS” and “INCOM1” or “INCOM2” with the “INCOM switches” on the

2

INCOM 1 OUT (C)

CCU → SYSTEM

rear panel..

 

 

 

3

INCOM 1 (GND)

 

 

[When “RTS” is set, terminate pins 1 and 3 of the connector using a terminating

 

 

 

resistor (200 Ω)..]

4

INCOM 1 IN (H)

SYSTEM → CCU

 

 

 

 

 

5

INCOM 1 IN (C)

SYSTEM → CCU

 

 

 

 

 

6

PGM IN (H)

SYSTEM → CCU

0 dBm/–20 dBm, 600 Ω

 

 

 

zzSelect “0dB” or “20dB” for the GAIN PGM item on the INCOM/MIC screen

7

PGM IN (C)

SYSTEM → CCU

(pages 21 and 31)

 

 

 

8

PGM IN (GND)

 

 

 

 

 

 

 

9

GND

 

 

 

 

 

 

10

NC

 

 

 

 

 

 

11

R TALLY IN(H)

SYSTEM → CCU

ON: Short/TTL(H)/24 V

 

 

 

Refer to “Example of tally input connections”..

12

R TALLY IN(C)

SYSTEM → CCU

OFF: Open/TTL(L)/24 V

 

 

 

 

 

 

 

13

GND

 

 

 

 

 

 

14

INCOM 2 OUT (H)

CCU → SYSTEM

0 dBm, 600 Ω (4W)/1 V [p-p] (RTS)

 

 

 

zzSelect “4W” or “RTS” and “INCOM1” or “INCOM2” with the “INCOM switches” on the

15

INCOM 2 OUT (C)

CCU → SYSTEM

rear panel..

 

 

 

16

INCOM 2 (GND)

 

 

[When “RTS” is set, terminate pins 14 and 16 of the connector using a terminating

 

 

 

resistor (200 Ω)..]

17

INCOM 2 IN (H)

SYSTEM → CCU

 

 

 

 

 

18

INCOM 2 IN (C)

SYSTEM → CCU

 

 

 

 

 

19

NC

 

 

 

 

 

 

20

NC

 

 

 

 

 

 

21

NC

 

 

 

 

 

 

22

NC

 

 

 

 

 

 

23

NC

 

 

 

 

 

 

24

G TALLY IN (H)

SYSTEM → CCU

ON: Short/TTL(H)/24 V

 

 

 

Refer to “Example of tally input connections”..

25

G TALLY IN (C)

SYSTEM → CCU

OFF: Open/TTL(L)/24 V

 

 

 

 

 

 

 

zzExample of tally input connections

AK-HCU200

R TALLY IN (H)

 

 

G TALLY IN (H) (Max.. current 20 mA)

5 V

or

3.9 kΩ

 

12.4 kΩ

“TALLY switch” on the rear panel: MAKE

R TALLY IN (C) G TALLY IN (C)

AK-HCU200

R TALLY IN (H)

(Max.. voltage 24 V)

 

 

(Max.. current 20 mA)

 

G TALLY IN (H)

5 V

 

 

3.9 kΩ

 

 

 

R TALLY IN (C)

 

12.4 kΩ

G TALLY IN (C)

Voltage withstand: Max.. 24 V DC

 

 

 

Current: Max.. 20 mA

“TALLY switch” on the rear panel: V

38