background image

1. POWER SWITCH

When you press this switch upward, AC power is supplied to the 
amplifier and Power LED and LCD is lit on.

2. STAND-BY LED

This LED is indicator to show a status that Stand-by power is supplied 
to the amplifier. When main power is supplied to the amplifier, 
Stand-by LED is off and Power LED is on.

3. POWER LED

This LED is indicator to show the main power is supplied to the amplifier.

4. OUTPUT LEVEL METER

This LED indicator is to show the status of amlifier output level.

5. CLIP LED

When an output signal of the amplifier is over than rated output, 
this LED blinks. For proper using, please adjust the volume in order 
not to blink this LED.

6. MODE SWITCH

This switch is selector for the modes like Monitor, Pri, Gain, AMP ID.
Please refer to the set-up method in article 9.

7. SAVE SWITCH

This switch is for saving the setting values of each Modes.
Setting values are saved automatically after 10 seconds, 
even though not saving manually.

9. LCD INDICATOR

9-1. Monitor On/Off
   When you press "Mode switch(6)" once, it is displayed as below.
    

8. 

This is for adjust a value of each modes.
A value is increased when turn to clockwise and a value is 
decreased when turn to counterclockwise.In normal operation mode, 
this is a volume for PGM level.When PRI CTRL in the rear, is activated,
this is for volume for PRI level.

 

스위치를 위로 누르면 전원이 공급되며, POWER LED와
LCD가 켜집니다.

1. 전원 스위치

장비에 스탠바이 전원이 공급되고 있음을 알려주는 LED입니다.
주 전원이 공급되면 STAND BY LED는 꺼지며, POWER LED가
켜지게 됩니다.

2. STAND BY LED

장비에 전원이 공급되고 있음을 알려주는 LED입니다.

3. POWER LED

앰프의 출력레벨을 알려주는 LED입니다.

4. 출력 레벨 미터 LED

앰프의 출력신호가 정격이상이 되어 잘리게 되면 주기적으로
깜박이게 됩니다. LED가 켜지지 않는 상태로 볼륨을 낮추어
사용하기 바랍니다.

5. CLIP LED

MONITOR, PRI GAIN 설정, 앰프 ID 설정 등을 선택 할 수 있는
스위치 입니다. 자세한 설정 방법은 “9”번 항목을 참조 바랍니다.

6. MODE 스위치

MODE 스위치로 선택한 사항들의 변경값을 저장하는 스위치 입니다.
스위치로 저장시키지 않더라도 10초후면 자동 저장됩니다.

7. SAVE 스위치

9-1 모니터 ON/OFF

“6”번 모드 스위치를 한번누르게되면, 다음과 같이 디스플레이 됩니다.

9. LCD 디스 플레이

모드의 값들을 변경할 때 사용합니다.
시계방향으로 돌리면 값이 증가 하며 반시계 반향으로 돌리면
값이 감소 합니다. 정상적인 운용상태에서는 PGM 볼륨으로
동작합니다. 후면의 PRI CTRL 단자가 활성화 되면 PRI 볼륨으로
동작합니다.

8. 

   If you press "Save switch(7)", it display "Monitor On".
    If you press "Save switch(7)" again, it display "Monitor Off".
    "Monitor On/Off" can be controlled by PC (Software).
 

“7 ”번 SAVE 스위치를 누르게되면, 모니터 ON 상태가 됩니다.

모니터 OFF 동작은 위상태를 한번 더 반복하면 됩니다.

1

3

2

4 5

10

7

F

RONT PANEL CONTROLS 

(전면기능)

MONITOR
SAVE BTN

MONITOR
SAVE BTN

MONITOR

MONITOR

Summary of Contents for JDA-250

Page 1: ...WWW JEDIA COM...

Page 2: ...AUTION AVIS FEATURES SAFETY INSTRUCTIONS RONT PANEL CONTROLS EAR PANEL CONTROLS C F R YSTEM CONNECTIONS S PECIFICATIONS S LOCK DIAGRAM B...

Page 3: ...SAFETY INSTRUCTIONS FEATURES...

Page 4: ...icle 9 7 SAVE SWITCH This switch is for saving the setting values of each Modes Setting values are saved automatically after 10 seconds even though not saving manually 9 LCD INDICATOR 9 1 Monitor On O...

Page 5: ...DISPLAY AT ABNORMAL OPERATION 9 3 How to set AMP ID for Data communication When you press Mode switch 6 twice it is displayed as below After adjust a value with no 8 switch please save the value with...

Page 6: ...ot tone sleep 5 SLEEP MODE 400Hz ON OFF 6 400Hz 4 OUTPUT Amplifier s Output signal is isolated from the Ground When connect with Speakers total impedance of Speakers should be higher than Amplifier s...

Page 7: ...1V 20K 9 PGM PRI JDA 10 PC RS485 1KM 99 11 OFF ON NORMAL LED ON AMP FAULT LED ON 12 AMP FAULT REAR PANEL CONTROLS 20KHz 1Vrms 8 PILOT TONE IN 8 PILOT TONE IN This is input connector for outer 20KHz 1V...

Page 8: ...SYSTEM CONNECTIONS JDA 500 JMU 307B POWER REMOTE G MONITOR LINK PREAMP DC INPUT INPUT INPUT MODEL JMU 307B MONITOR UNIT 12W...

Page 9: ...e without notice for improvements GENERAL NOTE JDA 250 5 4Kg 11 9lbs JDA 500 5 7Kg 12 6lbs 1V 30K Balanced JDA 250 250Watt RMS JDA 500 500Watt RMS Power Consumption JDA 250 380W JDA 500 760W Output Vo...

Page 10: ...LOCK DIAGRAM...

Page 11: ...M EMO...

Page 12: ...4M OP211000...

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