Jedia JFA-242U User manual

WWW.JEDIA.COM
FAULT AUTO
EXCHANGER
JFA-242U

FEATURES
특 징
1
1. Spare amplifier will be turn on automatically incase main amplifier
is out of order on the way of operating to announce emergency
situation or important broadcasting.
2. LED indicator will be flashed and buzz will make sound.
3. Speaker line of amplifier output is ground, LED indicator will be
flashed and buzzer will make sound.
4. Convenient signal volume control per amplifier.
5. High fidelity electronic balanced input circuit.
6. AC/DC 24V
7. Versatile usage
①. 4main amplifiers + one spare amplifier.
②. 8main amplifiers + one spare amplifier.
③. 16main amplifiers + one spare amplifier.
④. Extended if want
1. 사용중 주 앰프가 고장나면 자동으로 예비앰프가 동작 되며 비상방송
이나 중요한 방송시 앰프 고장으로 인한 방송사고를 예방할 수 있음.
2. 앰프가 고장나면 LED가 깜박이며 경고음이 울림.
3. 스피커 선로가 접지되면 LED가 깜박이며 경고음이 울림.
4. 주 앰프마다 신호조절 볼륨이 있어 운용이 편리함.
5. 신호입력회로는 고성능 전자밸런스 회로 채택.
6. AC/DC 24V 겸용 사용 가능.
7. 운용 방법이 다양함.
①. 주 앰프 4대당 예비앰프 1대의 기본 운용가능.
②. 주 앰프 8대당 예비앰프 1대의 확장 운용가능
③. 주 앰프 16대당 예비앰프 1대의 확장 운용가능.
④. 그 이상의 확장운용이 가능.
SAFETY INSTRUCTIONS
Read all safety instruction before operating the JFA-242U.
1. Install equipment as follow conditions.
The apparatus shall not be exposed to dripping or splashing and
no object filled with liquids, such as vases, shall be place on the
apparatus.
Install at the place, not bending curved.
Do not install this apparatus in a confined space such as a book
case or similar unit.
Locate this apparatus away from heat source, such as radiators
or other device that produce heat.
Do not drop objects or spill liquids into the inside of the apparatus.
2. Keep in mind the following when connecting the apparatus.
Connect the apparatus after reading of O/P manuals.
Connect each connection of amplifier perfectly, if not, it maybe
Caused hum, damage, electric shock in case of mis-connecting.
To prevent electric shock, do not open top cover.
Connect the power cord with safety after check of AC power.
This apparatus should be serviced by qualified service person.
안 전 사 항
제품을 운용하기전에 모든 안전사항을 읽어 보십시오.
1. 이런 장소에 설치하여 주십시오.
진동이나 경사가 심하지 않고 바닥이 평평한 장소.
통풍이 잘되고 물기나 습기가 많지 않은 장소.
직사광선을 받지 않는 장소 또는 난방기구(발열체)에서 멀리 떨어진
장소.
인화성 물질(화학약품)이 없는 장소.
2. 설치시 이런점을 주의하십시오.
사용설명서 시스템 연결방법을 완전히 읽으신 후에 연결해 주십시오.
각종 연결선을 완전하게 연결해 주십시오.
(주전원 코드를 뽑은 상태에서 연결.)
불완전한 연결은 잡음, 제품의 손상 또는 안전사고의 원인이 됩니다.
전기적 충격 또는 감전사고의 위험이 있으므로 뚜껑을 열지 말아주십
시오.
주 교류 전원 플러그를 연결하기 전에 사용전압을 확인하신 후 안전
하게 연결하십시오.
제품을 수리시는 규정된 부품과 자격이 있는 사람이 수리를 하여야 함.
The apparatus shall not be exposed to dripping or splashig
and no object filled with liquids, such as vases, shall be
place on the apparatus
이 기계(장치)는 물기에 접촉(물에 적시는 정도의 접촉)해서는 안되며
꽃병과 같은 액체가 담겨진 물체를 기계 가까이 두는것을 금지하여야
합니다.
본 장비는 유럽 소방안전 규격인 EN 60849의 규정에 준하여 본장비의
주요기능을 검출하여 이상발생시 본사의 JCU-160장비에 알려주어
장비의 이상 유무 상태를 유지 관리 할 수 있는 기능을 가지고 있다.
유럽 소방안전 규격 EN60849적용
Compliance with IEC 60849
This equipment is designed for compliance with IEC 60849 standard.
So this equipment has a function to report major features of this
equipment to JCU-160.
Therefore when there is something wrong of major features of this
equipment, it can be checked by JCU-160

1. POWER SWITCH1. POWER SWITCH
2
Push the power switch "on", than power LED indicator is turn on.
3. GROUND FAULT INDICATOR OFF SWITCH
This is LED indicator which is indicating of speaker line situation.
LED indicator will be flashed when ground fault, recommend not
to switch "OFF" under the normal situation.
4. AMP FAULT LED
Indicating of spare amplifier operating situation when spare amplifier
is out of oder.
6. GROUND FAULT LED
LED indicator is flashed when speaker line is grounded.
9. AMP FAULT
When main amplifier is out of oder or not connecting which amplifier,
AMP FAULT LED will be flashed.
8. RESET
This is a compulsory "OFF" against operating of amp fault LED.
This is for protection against mis operating to push reset switch of
channel which is not connected amplifier.
7. SIGNAL LEVEL
This is volume control of input signal from amplifier.
Recommend volume control of amplifier at 2~3 o'clock towards and
adjust speaker volume by master level.
5. FAULT SIGNAL IN SWITCH
Fault signal in switch "ON" will make supply of fault detecting signal
and turn on fault signal LED.
When operating more than 8main amplifiers +1spare amplifier, if you
push "IN" switch of spare amplifier, than fault signal will be supplied to
spare amplifier.
2. BUZZER OFF SWITCH
Buzzer makes sound automatically when amplifier is out of oder
or speaker line is grounded, if you do not want buzzer sound,
push buzzer "off" switch
주전원 스위치로서 누르면 전원이 공급되고 POWER LED가 켜집니다.
2. BUZZER OFF SWITCH
파워앰프가 고장 또는 스피커 신호가 접지되면 부저 경고음을 발생
하게 됩니다.
사용시 이 스위치를 누르지 않은 상태로 사용하십시오, 경고음 발생
시 이 스위치를 누르면 경고음이 멈추게 됩니다.
3. GROUND FAULT INDICATOR OFF SWITCH
스피커 신호가 접지된 채널 GROUND FAULT LED가 깜박이게 됩니다.
사용시 이 스위치를 누르지 않은 상태로 사용하십시오.
4. AMP FAULT LED
예비 앰프의 동작 상태를 알려주는 LED로서 예비앰프가 고장났을 경우에
LED가 깜박입니다.
6. GROUND FAULT LED
앰프의 스피커 선로가 접지되면 이 LED가 깜박이게 됩니다.
9. AMP FAULT
주앰프가 연결되지 않거나, 고장일 경우에는 "AMP FAULT LED가
깜박이게 됩니다.
FAULT LED가 동작되는 순간 예비앰프쪽으로 앰프의 입,출력신호
가 전환 되도록 설계되어 있습니다.
8. RESET
AMP FAULT LED 동작을 강제적으로 OFF시키는 기능입니다.
이 기능은 앰프가 연결되지 않는 채널의 RESET스위치를 눌러
AMP FAULT LED가 ON되지 않도록 하여, 운용시 혼란을 방지하기
위한 수단입니다.
7. SIGNAL LEVEL
앰프에 공급되는 신호의 레벨을 설정하는 볼륨입니다.
통상운용시, 앰프 자체의 볼륨위치를 2󰾝3시 방향으로 설정하고,
SIGNAL LEVEL볼륨으로 시스템의 스피커 음량을 결정하는 마스터
레벨로 조정 하십시오.
5. FAULT SIGNAL IN SWITCH
누르면 예비앰프에 고장진단 신호가 공급되고 FAULT SIGNAL LED가
켜집니다.
1:8이상 확장 운용시 예비앰프 채널중 1개만 "IN" 스위치를 누르면
고장진단 신호가 예비 앰프에 공급되도록 설계되어 있습니다.
CAUTION : Be sure to use, JFA-242U under not pushing reset switch
for operating amplifier. 중요사항 : 운용시 앰프가 연결된 채널의 RESET스위치는 누르지
않은 상태로 운용하십시오.
FRONT PANEL CONTROLS (전면기능)
RESET
AMP FAULT
RESET RESET RESET
SIG LEVEL
RESET RESET RESET RESET
GROUND FAULT
INDICATOR OFF
BUZZER OFF
SIG LEVEL SIG LEVEL SIG LEVELSIG LEVELSIG LEVELSIG LEVEL
010
SIG LEVEL
010 010 010 010 010 010 010
IN
FAULT SIGNAL
IN
GROUP-A GROUP-B
FAULT AUTO EXCHANGER JFA-242U
AMP 1 AMP 2 AMP 3 AMP 4 SPARE AMP SPARE AMP AMP 1 AMP 2 AMP 3 AMP 4
GROUND
FAULT
GROUND
FAULT
GROUND
FAULT
GROUND
FAULT
GROUND
FAULT
GROUND
FAULT
GROUND
FAULT
GROUND
FAULT
AMP FAULT AMP FAULT AMP FAULT AMP FAULT AMP FAULT AMP FAULT AMP FAULT AMP FAULT AMP FAULT
FAULT SIGNAL
POWER
89 7
64
5
3 2
1

3
REAR PANEL CONTROLS (후면기능)
USE ONLY WITH A 250V FUSE
87643
2159
SPEAKER
SIGNAL
INPUT
INPUT
1
2
34
GROUP-A
1
2
34
GROUP-B
GROUP-B
SPARE AMP GROUP-A
SPARE AMP
AMPLIFIER
OUTPUT
DC POWER
24V MAX 0.6A
SERIAL NO.:
SPEAKER
SIGNAL
INPUT
INPUT
AMPLIFIER
OUTPUT
WARNING: TO REDUCE THE RISK OF FIRE
OR ELECTRIC SHOCK DO NOT EXPOSE THIS
EQUIPMENT TO RAIN OR MOISTURE.
CAUTION: TO REDUCE THE RISK OF FIRE REPLACE ONL WITH SAME TYPE FUSE.Y
G
G
G
SPARE AMPLIFIER
EXTENSION FAULT SIGNAL OUT
G
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
230V 50Hz
MAX 15W
FUSE RATING T0.5AL 250V
MODEL NO: JFA-242U
POWER CHECK
(NON PULSE)
FAULT CHECK
(NON PULSE)
1. SIGNAL INPUT TERMINAL
믹서 또는 프리앰프로 부터의 신호입력을 연결하기 위한 단자 입니다.
2. INPUT TERMINAL
앰프의 신호입력과연결하기 위한 단자입니다.
신호 극성에 주의하여 결선하십시오.
4. SPEAKER TERMINAL
스피커와 연결하기 위한 단자입니다. 릴레이 그룹의 AMP단자와 연결하십시오.
5. INPUT TERMINAL / FAULT SIGNAL OUT
예비 앰프의 신호입력과 연결하기 위한 단자입니다.
3. OUTPUT TERMINAL
앰프의 출력 단자와 연결하기 위한 단자이며 OUTPUT TRANSFORMER가
있는 앰프와 연결하여야 합니다. 그렇지 않은 경우에는 GROUND FAULT
LED가 켜지게 됩니다. 신호 극성에 주의하여 결선하십시오.
6. OUTPUT TERMINAL
예비앰프의 출력단자와 연결하기 위한 단자입니다. (시스템 연결방법참조)
7. DC POWER
직류 전원을 공급하기 위한 단자입니다.
FAULT SIGNAL OUT : 주 앰프의 고장신호(FAULT SIGNAL)가 출
력되는 단자입니다. 만약 예비앰프 1대에 주앰프 8대(1:8) 또는 그
이상 확장 운용시 예비 앰프 채널의 SIGNAL OUT 단자들이 연결되
어있어야 어느 주 앰프가 고장나도 예비앰프로 전환 됩니다.
(시스템 연결 방법 참조)
중요사항 : 연결시 극성이 바뀌지 않도록 주의 하십시오.
FUSE : T1AH(55T)
8. AC POWER SOCKET
교류전원 공급용 소켓입니다.
중요사항 : 사용 전압을 확인 후 전원 코드를 끼워주십시오.
그리고 휴즈가 용단시 규격품으로 교체 하십시오.
FUSE :120VAC→T1AL(S51), 220V󰾝240VAC→T500mA(50T)
9. 주요기능 상태출력 단자
본장비의 주요기능을 검출하여 본사의 JCU-160의 입력단자에
연결하는 출력단자입니다.
JCU-160입력단자와 연결시 JCU-160의 CHECK SIGNAL 선택스위치를
출력펄스와 같게 설정하여 주십시요.
(CHECK SIGNAL선택스위치 설정 방법은 JCU-160메뉴얼 참조.)
1. SIGNAL INPUT TERMINAL
This is for input terminal of mixer or pre amplifier be sure not to
change "+,-" polarity.
2. INPUT TERMINAL
input terminal for connection of signal input of amplifier.
Be sure not to change "+,-" polarity.
3. OUTPUT TERMINAL
Connect this to output terminal of amplifier. Br sure to connect
amplifier built inoutput transformer if not, ground fault LED will be
turn on.
4. SPEAKER TERMINAL
Connect this to terminal of amplifier in the relay group.
6. OUTPUT TERMINAL
Connect this to output terminal of spare amplifier.
(refer to systm diagram)
7. DC POWER (DC 24V)
This is for battery power, when unexpected AC power failure.
5. INUT TERMINAL / FAULT SIGNAL OUT
Connect this to signal input of spare amplifier.
FAULT SIGNAL OUTPUT : Fault signal come out from the above
terminal. If you use 8main amplifiers+one spare amplifier or extended
usage, be sure to connect signal output terminal of spare amplifiers
to JFA-242U, JFA-242 so as to change from main fault amplifier to
spare amplifier when main fault. (refer to systm diagram)
IMPORTANT NOTICE : Be sure not to change "+,-" polarity.
Use fuse rate : T1AH(55T)
8. AC POWER SOCKET
This is ACpower socket.
IMPORTANT NOTICE : Check AC power and plug in power cord.
Use fuse same type.
FUSE :120VAC→T1AL(S51), 220V~240VAC→T500mA(50T)
9. OUT TERMINAL FOR THE STATUS OF MAJOR FEATURE
This is output terminal to be connected with input terminal of JCU-160
in order to report the status of major features of equipment it self.
when connecting to JCU-160, please set "check signal" switch of
JCU-160 to be matched with output pulse of this equipment.
( Please refer to the setting method of check signal switch in the
operating manual of JCU-160)

SPEAKER
SIGNAL
INPUT
INPUT
1
2
34
GROUP-A
1
2
34
GROUP-B
GROUP-B
SPARE AMP GROUP-A
SPARE AMP
AMPLIFIER
OUTPUT
MAX 0.6A
DC POWER
24V
SPEAKER
SIGNAL
INPUT
INPUT
AMPLIFIER
OUTPUT
WARNING: TO REDUCE THE RISK OF FIRE
OR ELECTRIC SHOCK DO NOT EXPOSE THIS
EQUIPMENT TO RAIN OR MOISTURE.
G
G
G
SPARE AMPLIFIER
EXTENSION FAULT SIGNAL OUT
G
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
SPEAKER
SIGNAL
INPUT
INPUT
1
2
34
GROUP-A
1
2
34
GROUP-B
GROUP-B
SPARE AMP GROUP-A
SPARE AMP
AMPLIFIER
OUTPUT
MAX 0.6A
DC POWER
24V
SERIAL NO.:
SPEAKER
SIGNAL
INPUT
INPUT
AMPLIFIER
OUTPUT
WARNING: TO REDUCE THE RISK OF FIRE
OR ELECTRIC SHOCK DO NOT EXPOSE THIS
EQUIPMENT TO RAIN OR MOISTURE.
G
G
G
SPARE AMPLIFIER
EXTENSION FAULT SIGNAL OUT
G
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
230V / 50Hz
MAX 15W
FUSE RATING T0.5AL 250V
USE ONLY WITH A 250V FUSE
230V / 50Hz
MAX 15W
CAUTION: TO REDUCE THE RISK OF FIRE REPLACE ONL WITH SAME TYPE FUSE.Y
MODEL NO: JFA-242U
POWER CHECK
(NON PULSE)
FAULT CHECK
(NON PULSE)
SYSTEM CONNECTIONS (시스템 연결 방법)
주앰프 4대당 예비앰프 1대를 위한 운용방법(4:1)
(4 MAIN AMPLIFIERS +1 SPARE AMPLIFIER)
한쪽 그룹만 사용할 경우 운용방법 (HOW TO USE ONE GRUP)
2
21
OUTPUTS
DC POWER
24V
MIC/LINE INPUTS
Line 10
Left
Right
P. T.T
REC
MIC INPUT
CHIME G
3
4
5
6
7
8
9
10 1
120VAC
MAX 9.9W
TO REDUCE THE RISK OF FIRE OR ELECTRIC
SHOCK DON'T EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE.
WARNING:
Chime
Remote
Line 9 Line 8 Line 7 MIC INPUTS
MADE IN KOREA
MODEL NO.: JMA-1410
1
4
3
52
76
21
3
PRIORITY
230VAC
220VAC 240VAC
GND
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
Inside AC/DC Fuse
AC IN 50-60Hz
MAX 0.45A
1
2
3
4
5
6
LED PWR 7
21
3
21
3
21
3
21
3
21
3
21
3
21
3
21
3
21
3
SAME AS
MAIN AMPSPARE AMP
SPEAKER
SIGNAL
INPUT
INPUT
1
2
34
GROUP-A
1
2
34
GROUP-B
GROUP-B
SPARE AMP GROUP-A
SPARE AMP
AMPLIFIER
OUTPUT
MAX 0.6A
DC POWER
24V
SPEAKER
SIGNAL
INPUT
INPUT
AMPLIFIER
OUTPUT
WARNING: TO REDUCE THE RISK OF FIRE
OR ELECTRIC SHOCK DO NOT EXPOSE THIS
EQUIPMENT TO RAIN OR MOISTURE.
G
G
G
SPARE AMPLIFIER
EXTENSION FAULT SIGNAL OUT
G
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
SPEAKER
SIGNAL
INPUT
INPUT
1
2
34
GROUP-A
1
2
34
GROUP-B
GROUP-B
SPARE AMP GROUP-A
SPARE AMP
AMPLIFIER
OUTPUT
MAX 0.6A
DC POWER
24V
SERIAL NO.:
SPEAKER
SIGNAL
INPUT
INPUT
AMPLIFIER
OUTPUT
WARNING: TO REDUCE THE RISK OF FIRE
OR ELECTRIC SHOCK DO NOT EXPOSE THIS
EQUIPMENT TO RAIN OR MOISTURE.
G
G
G
SPARE AMPLIFIER
EXTENSION FAULT SIGNAL OUT
G
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
MAX 15W
FUSE RATING T0.5AL 250V
USE ONLY WITH A 250V FUSE
230V / 50Hz
MAX 15W
FUSE RATING T0.5AL 250V
USE ONLY WITH A 250V FUSE
2
21
OUTPUTS
DC POWER
24V
MIC/LINE INPUTS
Line 10
Left
Right
P. T.T
REC
MIC INPUT
CHIME G
3
4
5
6
7
8
9
10 1
120VAC
MAX 9.9W
TO REDUCE THE RISK OF FIRE OR ELECTRIC
SHOCK DON'T EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE.
WARNING:
Chime
Remote
Line 9 Line 8 Line 7 MIC INPUTS
MADE IN KOREA
MODEL NO.: JMA-1410
1
4
3
52
76
21
3
PRIORITY
230VAC
220VAC 240VAC
GND
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
Inside AC/DC Fuse
AC IN 50-60Hz
MAX 0.45A
1
2
3
4
5
6
LED PWR 7
21
3
21
3
21
3
21
3
21
3
21
3
21
3
21
3
21
3
SAME AS SAME AS
GROUP-A MAIN AMP
GROUP-A SPARE AMP
GROUP-B MAIN AMP
GROUP-B SPARE AMP
CAUTION: TO REDUCE THE RISK OF FIRE REPLACE ONL WITH SAME TYPE FUSE.Y
MODEL NO: JFA-242U
POWER CHECK
(NON PULSE)
FAULT CHECK
(NON PULSE)
FD-20 SLOT
Priority
Relay
COM
N.O
N.C
Ground
Lift
AC POWER
REMOTE
SERIAL NO.:
G
COM
25V
50V
100V
COM
1.3
5.2
20.8
AC 230V /50Hz 1420W
MODEL.: JPA-
1 CHANNEL P.APOWER AMPLIFIER
MADE IN KOREA
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
WARNING:
TOREDUCE THE RISK OF FIRE
OR ELECTRIC SHOCK DON'T EXPOSE THIS
EQUIPMENT TORAIN OR MOISTURE.
480DPT
G
Off :
Fault
On :
Normal
G
GND
OUT PRI
CTL
24V
400Hz
Normal
FD20
Max 0.5A
0dBu(0.775V)
Priority Input
60k BAL
0dBu(0.775V)
PGM Input
60k BAL
Level
010
DC POWER
24V/40A
DC
FUSE
FAN
AC
FUSE
Fault
BalancedOutputs
RMS 480W
FD-20 SLOT
Priority
Relay
COM
N.O
N.C
Ground
Lift
AC POWER
REMOTE
SERIAL NO.:
G
COM
25V
50V
100V
COM
1.3
5.2
20.8
AC 230V /50Hz 1420W
MODEL.: JPA-
1 CHANNEL P.APOWER AMPLIFIER
MADE IN KOREA
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
WARNING:
TOREDUCE THE RISK OF FIRE
OR ELECTRIC SHOCK DON'T EXPOSE THIS
EQUIPMENT TORAIN OR MOISTURE.
480DPT
G
Off :
Fault
On :
Normal
G
GND
OUT PRI
CTL
24V
400Hz
Normal
FD20
Max 0.5A
0dBu(0.775V)
Priority Input
60k BAL
0dBu(0.775V)
PGM Input
60k BAL
Level
010
DC POWER
24V/40A
DC
FUSE
FAN
AC
FUSE
Fault
BalancedOutputs
RMS 480W
FD-20 SLOT
Priority
Relay
COM
N.O
N.C
Ground
Lift
AC POWER
REMOTE
SERIAL NO.:
G
COM
25V
50V
100V
COM
1.3
5.2
20.8
AC 230V /50Hz 1420W
MODEL.: JPA-
1 CHANNEL P.APOWER AMPLIFIER
MADE IN KOREA
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
WARNING:
TOREDUCE THE RISK OF FIRE
OR ELECTRIC SHOCK DON'T EXPOSE THIS
EQUIPMENT TORAIN OR MOISTURE.
480DPT
G
Off :
Fault
On :
Normal
G
GND
OUT PRI
CTL
24V
400Hz
Normal
FD20
Max 0.5A
0dBu(0.775V)
Priority Input
60k BAL
0dBu(0.775V)
PGM Input
60k BAL
Level
010
DC POWER
24V/40A
DC
FUSE
FAN
AC
FUSE
Fault
BalancedOutputs
RMS 480W
FD-20 SLOT
Priority
Relay
COM
N.O
N.C
Ground
Lift
AC POWER
REMOTE
SERIAL NO.:
G
COM
25V
50V
100V
COM
1.3
5.2
20.8
AC 230V /50Hz 1420W
MODEL.: JPA-
1 CHANNEL P.APOWER AMPLIFIER
MADE IN KOREA
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
WARNING:
TOREDUCE THE RISK OF FIRE
OR ELECTRIC SHOCK DON'T EXPOSE THIS
EQUIPMENT TORAIN OR MOISTURE.
480DPT
G
Off :
Fault
On :
Normal
G
GND
OUT PRI
CTL
24V
400Hz
Normal
FD20
Max 0.5A
0dBu(0.775V)
Priority Input
60k BAL
0dBu(0.775V)
PGM Input
60k BAL
Level
010
DC POWER
24V/40A
DC
FUSE
FAN
AC
FUSE
Fault
BalancedOutputs
RMS 480W
FD-20 SLOT
Priority
Relay
COM
N.O
N.C
Ground
Lift
AC POWER
REMOTE
SERIAL NO.:
G
COM
25V
50V
100V
COM
1.3
5.2
20.8
AC 230V /50Hz 1420W
MODEL.: JPA-
1 CHANNEL P.APOWER AMPLIFIER
MADE IN KOREA
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
WARNING:
TOREDUCE THE RISK OF FIRE
OR ELECTRIC SHOCK DON'T EXPOSE THIS
EQUIPMENT TORAIN OR MOISTURE.
480DPT
G
Off :
Fault
On :
Normal
G
GND
OUT PRI
CTL
24V
400Hz
Normal
FD20
Max 0.5A
0dBu(0.775V)
Priority Input
60k BAL
0dBu(0.775V)
PGM Input
60k BAL
Level
010
DC POWER
24V/40A
DC
FUSE
FAN
AC
FUSE
Fault
BalancedOutputs
RMS 480W
FD-20 SLOT
Priority
Relay
COM
N.O
N.C
Ground
Lift
AC POWER
REMOTE
SERIAL NO.:
G
COM
25V
50V
100V
COM
1.3
5.2
20.8
AC 230V /50Hz 1420W
MODEL.: JPA-
1 CHANNEL P.APOWER AMPLIFIER
MADE IN KOREA
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
WARNING:
TOREDUCE THE RISK OF FIRE
OR ELECTRIC SHOCK DON'T EXPOSE THIS
EQUIPMENT TORAIN OR MOISTURE.
480DPT
G
Off :
Fault
On :
Normal
G
GND
OUT PRI
CTL
24V
400Hz
Normal
FD20
Max 0.5A
0dBu(0.775V)
Priority Input
60k BAL
0dBu(0.775V)
PGM Input
60k BAL
Level
010
DC POWER
24V/40A
DC
FUSE
FAN
AC
FUSE
Fault
BalancedOutputs
RMS 480W
4

SYSTEM CONNECTIONS (시스템 연결 방법)
주앰프 8대당 예비앰프 1대를 위한 운용방법(8:1)
8MAIN AMPLIFIERS + 1SPARE AMPLIFIER)
SPEAKER
SIGNAL
INPUT
INPUT
1
2
34
GROUP-A
1
2
34
GROUP-B
GROUP-B
SPARE AMP GROUP-A
SPARE AMP
AMPLIFIER
OUTPUT
MAX 0.6A
DC POWER
24V
SPEAKER
SIGNAL
INPUT
INPUT
AMPLIFIER
OUTPUT
WARNING: TO REDUCE THE RISK OF FIRE
OR ELECTRIC SHOCK DO NOT EXPOSE THIS
EQUIPMENT TO RAIN OR MOISTURE.
G
G
G
SPARE AMPLIFIER
EXTENSION FAULT SIGNAL OUT
G
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
SPEAKER
SIGNAL
INPUT
INPUT
1
2
34
GROUP-A
1
2
34
GROUP-B
GROUP-B
SPARE AMP GROUP-A
SPARE AMP
AMPLIFIER
OUTPUT
MAX 0.6A
DC POWER
24V
SERIAL NO.:
SPEAKER
SIGNAL
INPUT
INPUT
AMPLIFIER
OUTPUT
WARNING: TO REDUCE THE RISK OF FIRE
OR ELECTRIC SHOCK DO NOT EXPOSE THIS
EQUIPMENT TO RAIN OR MOISTURE.
G
G
G
SPARE AMPLIFIER
EXTENSION FAULT SIGNAL OUT
G
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
230V / 50Hz
MAX 15W
FUSE RATING T0.5AL 250V
USE ONLY WITH A 250V FUSE
230V / 50Hz
MAX 15W
FUSE RATING T0.5AL 250V
USE ONLY WITH A 250V FUSE
2
21
OUTPUTS
DC POWER
24V
MIC/LINE INPUTS
Line 10
Left
Right
P. T.T
REC
MIC INPUT
CHIME G
3
4
5
6
7
8
9
10 1
120VAC
MAX 9.9W
TO REDUCE THE RISK OF FIRE OR ELECTRIC
SHOCK DON'T EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE.
WARNING:
Chime
Remote
Line 9 Line 8 Line 7 MIC INPUTS
MADE IN KOREA
MODEL NO.: JMA-1410
1
4
3
52
76
21
3
PRIORITY
230VAC
220VAC 240VAC
GND
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
Inside AC/DC Fuse
AC IN 50-60Hz
MAX 0.45A
1
2
3
4
5
6
LED PWR 7
21
3
21
3
21
3
21
3
21
3
21
3
21
3
21
3
21
3
SAME AS SAME AS
MAIN AMPMAIN AMP
SPARE AMP
CAUTION: TO REDUCE THE RISK OF FIRE REPLACE ONL WITH SAME TYPE FUSE.Y
MODEL NO: JFA-242U
POWER CHECK
(NON PULSE)
FAULT CHECK
(NON PULSE)
JCU-160
IN OUT
RS-232C
UNIT NO. RESET
DC INPUT
SUM OUTPUT
24V
INPUT
CHECK SIGNAL
CH 1CH 2CH 3CH 4CH 5CH 6CH 7CH 8
CH 9
1 8
CH 10CH 11CH 12CH 13CH 14CH 15CH 16
1 8 9 169 16
NON PULSE
PULSE
CHANNEL USE
OFF
ON
JCU-160
FD-20 SLOT
Priority
Relay
COM
N.O
N.C
Ground
Lift
AC POWER
REMOTE
SERIAL NO.:
G
COM
25V
50V
100V
COM
1.3
5.2
20.8
AC 230V /50Hz 1420W
MODEL.: JPA-
1 CHANNEL P.APOWER AMPLIFIER
MADE IN KOREA
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
WARNING:
TOREDUCE THE RISK OF FIRE
OR ELECTRIC SHOCK DON'T EXPOSE THIS
EQUIPMENT TORAIN OR MOISTURE.
480DPT
G
Off :
Fault
On :
Normal
G
GND
OUT PRI
CTL
24V
400Hz
Normal
FD20
Max 0.5A
0dBu(0.775V)
Priority Input
60k BAL
0dBu(0.775V)
PGM Input
60k BAL
Level
010
DC POWER
24V/40A
DC
FUSE
FAN
AC
FUSE
Fault
BalancedOutputs
RMS 480W
FD-20 SLOT
Priority
Relay
COM
N.O
N.C
Ground
Lift
AC POWER
REMOTE
SERIAL NO.:
G
COM
25V
50V
100V
COM
1.3
5.2
20.8
AC 230V /50Hz 1420W
MODEL.: JPA-
1 CHANNEL P.APOWER AMPLIFIER
MADE IN KOREA
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
WARNING:
TOREDUCE THE RISK OF FIRE
OR ELECTRIC SHOCK DON'T EXPOSE THIS
EQUIPMENT TORAIN OR MOISTURE.
480DPT
G
Off :
Fault
On :
Normal
G
GND
OUT PRI
CTL
24V
400Hz
Normal
FD20
Max 0.5A
0dBu(0.775V)
Priority Input
60k BAL
0dBu(0.775V)
PGM Input
60k BAL
Level
010
DC POWER
24V/40A
DC
FUSE
FAN
AC
FUSE
Fault
BalancedOutputs
RMS 480W
FD-20 SLOT
Priority
Relay
COM
N.O
N.C
Ground
Lift
AC POWER
REMOTE
SERIAL NO.:
G
COM
25V
50V
100V
COM
1.3
5.2
20.8
AC 230V /50Hz 1420W
MODEL.: JPA-
1 CHANNEL P.APOWER AMPLIFIER
MADE IN KOREA
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
WARNING:
TOREDUCE THE RISK OF FIRE
OR ELECTRIC SHOCK DON'T EXPOSE THIS
EQUIPMENT TORAIN OR MOISTURE.
480DPT
G
Off :
Fault
On :
Normal
G
GND
OUT PRI
CTL
24V
400Hz
Normal
FD20
Max 0.5A
0dBu(0.775V)
Priority Input
60k BAL
0dBu(0.775V)
PGM Input
60k BAL
Level
010
DC POWER
24V/40A
DC
FUSE
FAN
AC
FUSE
Fault
BalancedOutputs
RMS 480W
5

SYSTEM CONNECTIONS (시스템 연결 방법)
주앰프 16대당 예비앰프 1대를 위한 운용방법(16:1)
(16 MAIN AMPLIFIERS + 1 SPARE AMPLIFIER)
SPEAKER
SIGNAL
INPUT
INPUT
1
2
34
GROUP-A
1
2
34
GROUP-B
GROUP-B
SPARE AMP GROUP-A
SPARE AMP
AMPLIFIER
OUTPUT
MAX 0.6A
DC POWER
24V
SPEAKER
SIGNAL
INPUT
INPUT
AMPLIFIER
OUTPUT
WARNING: TO REDUCE THE RISK OF FIRE
OR ELECTRIC SHOCK DO NOT EXPOSE THIS
EQUIPMENT TO RAIN OR MOISTURE.
G
G
G
SPARE AMPLIFIER
EXTENSION FAULT SIGNAL OUT
G
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
SPEAKER
SIGNAL
INPUT
INPUT
1
2
34
GROUP-A
1
2
34
GROUP-B
GROUP-B
SPARE AMP GROUP-A
SPARE AMP
AMPLIFIER
OUTPUT
MAX 0.6A
DC POWER
24V
SERIAL NO.:
SPEAKER
SIGNAL
INPUT
INPUT
AMPLIFIER
OUTPUT
WARNING: TO REDUCE THE RISK OF FIRE
OR ELECTRIC SHOCK DO NOT EXPOSE THIS
EQUIPMENT TO RAIN OR MOISTURE.
G
G
G
SPARE AMPLIFIER
EXTENSION FAULT SIGNAL OUT
G
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
230V / 50Hz
MAX 15W
FUSE RATING T0.5AL 250V
USE ONLY WITH A 250V FUSE
230V / 50Hz
MAX 15W
FUSE RATING T0.5AL 250V
USE ONLY WITH A 250V FUSE
SPEAKER
SIGNAL
INPUT
INPUT
1
2
34
GROUP-A
1
2
34
GROUP-B
GROUP-B
SPARE AMP GROUP-A
SPARE AMP
AMPLIFIER
OUTPUT
MAX 0.6A
DC POWER
24V
SPEAKER
SIGNAL
INPUT
INPUT
AMPLIFIER
OUTPUT
WARNING: TO REDUCE THE RISK OF FIRE
OR ELECTRIC SHOCK DO NOT EXPOSE THIS
EQUIPMENT TO RAIN OR MOISTURE.
G
G
G
SPARE AMPLIFIER
EXTENSION FAULT SIGNAL OUT
G
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
SPEAKER
SIGNAL
INPUT
INPUT
1
2
34
GROUP-A
1
2
34
GROUP-B
GROUP-B
SPARE AMP GROUP-A
SPARE AMP
AMPLIFIER
OUTPUT
MAX 0.6A
DC POWER
24V
SERIAL NO.:
SPEAKER
SIGNAL
INPUT
INPUT
AMPLIFIER
OUTPUT
WARNING: TO REDUCE THE RISK OF FIRE
OR ELECTRIC SHOCK DO NOT EXPOSE THIS
EQUIPMENT TO RAIN OR MOISTURE.
G
G
G
SPARE AMPLIFIER
EXTENSION FAULT SIGNAL OUT
G
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
230V / 50Hz
MAX 15W
FUSE RATING T0.5AL 250V
USE ONLY WITH A 250V FUSE
230V / 50Hz
MAX 15W
FUSE RATING T0.5AL 250V
USE ONLY WITH A 250V FUSE
2
21
OUTPUTS
DC POWER
24V
MIC/LINE INPUTS
Line 10
Left
Right
P. T.T
REC
MIC INPUT
CHIME G
3
4
5
6
7
8
9
10 1
120VAC
MAX 9.9W
TO REDUCE THE RISK OF FIRE OR ELECTRIC
SHOCK DON'T EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE.
WARNING:
Chime
Remote
Line 9 Line 8 Line 7 MIC INPUTS
MADE IN KOREA
MODEL NO.: JMA-1410
1
4
3
52
76
21
3
PRIORITY
230VAC
220VAC 240VAC
GND
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
Inside AC/DC Fuse
AC IN 50-60Hz
MAX 0.45A
1
2
3
4
5
6
LED PWR 7
21
3
21
3
21
3
21
3
21
3
21
3
21
3
21
3
21
3
SPARE AMP
SAME AS SAME AS
MAIN AMPMAIN AMP
SAME AS SAME AS
MAIN AMP MAIN AMP
FD-20 SLOT
Priority
Relay
COM
N.O
N.C
Ground
Lift
AC POWER
REMOTE
SERIAL NO.:
G
COM
25V
50V
100V
COM
1.3
5.2
20.8
AC 230V /50Hz 1420W
MODEL.: JPA-
1 CHANNEL P.APOWER AMPLIFIER
MADE IN KOREA
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
WARNING:
TOREDUCE THE RISK OF FIRE
OR ELECTRIC SHOCK DON'T EXPOSE THIS
EQUIPMENT TORAIN OR MOISTURE.
480DPT
G
Off :
Fault
On :
Normal
G
GND
OUT PRI
CTL
24V
400Hz
Normal
FD20
Max 0.5A
0dBu(0.775V)
Priority Input
60k BAL
0dBu(0.775V)
PGM Input
60k BAL
Level
010
DC POWER
24V/40A
DC
FUSE
FAN
AC
FUSE
Fault
BalancedOutputs
RMS 480W
FD-20 SLOT
Priority
Relay
COM
N.O
N.C
Ground
Lift
AC POWER
REMOTE
SERIAL NO.:
G
COM
25V
50V
100V
COM
1.3
5.2
20.8
AC 230V /50Hz 1420W
MODEL.: JPA-
1 CHANNEL P.APOWER AMPLIFIER
MADE IN KOREA
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
WARNING:
TOREDUCE THE RISK OF FIRE
OR ELECTRIC SHOCK DON'T EXPOSE THIS
EQUIPMENT TORAIN OR MOISTURE.
480DPT
G
Off :
Fault
On :
Normal
G
GND
OUT PRI
CTL
24V
400Hz
Normal
FD20
Max 0.5A
0dBu(0.775V)
Priority Input
60k BAL
0dBu(0.775V)
PGM Input
60k BAL
Level
010
DC POWER
24V/40A
DC
FUSE
FAN
AC
FUSE
Fault
BalancedOutputs
RMS 480W
FD-20 SLOT
Priority
Relay
COM
N.O
N.C
Ground
Lift
AC POWER
REMOTE
SERIAL NO.:
G
COM
25V
50V
100V
COM
1.3
5.2
20.8
AC 230V /50Hz 1420W
MODEL.: JPA-
1 CHANNEL P.APOWER AMPLIFIER
MADE IN KOREA
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
WARNING:
TOREDUCE THE RISK OF FIRE
OR ELECTRIC SHOCK DON'T EXPOSE THIS
EQUIPMENT TORAIN OR MOISTURE.
480DPT
G
Off :
Fault
On :
Normal
G
GND
OUT PRI
CTL
24V
400Hz
Normal
FD20
Max 0.5A
0dBu(0.775V)
Priority Input
60k BAL
0dBu(0.775V)
PGM Input
60k BAL
Level
010
DC POWER
24V/40A
DC
FUSE
FAN
AC
FUSE
Fault
BalancedOutputs
RMS 480W
FD-20 SLOT
Priority
Relay
COM
N.O
N.C
Ground
Lift
AC POWER
REMOTE
SERIAL NO.:
G
COM
25V
50V
100V
COM
1.3
5.2
20.8
AC 230V /50Hz 1420W
MODEL.: JPA-
1 CHANNEL P.APOWER AMPLIFIER
MADE IN KOREA
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
WARNING:
TOREDUCE THE RISK OF FIRE
OR ELECTRIC SHOCK DON'T EXPOSE THIS
EQUIPMENT TORAIN OR MOISTURE.
480DPT
G
Off :
Fault
On :
Normal
G
GND
OUT PRI
CTL
24V
400Hz
Normal
FD20
Max 0.5A
0dBu(0.775V)
Priority Input
60k BAL
0dBu(0.775V)
PGM Input
60k BAL
Level
010
DC POWER
24V/40A
DC
FUSE
FAN
AC
FUSE
Fault
BalancedOutputs
RMS 480W
FD-20 SLOT
Priority
Relay
COM
N.O
N.C
Ground
Lift
AC POWER
REMOTE
SERIAL NO.:
G
COM
25V
50V
100V
COM
1.3
5.2
20.8
AC 230V /50Hz 1420W
MODEL.: JPA-
1 CHANNEL P.APOWER AMPLIFIER
MADE IN KOREA
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
WARNING:
TOREDUCE THE RISK OF FIRE
OR ELECTRIC SHOCK DON'T EXPOSE THIS
EQUIPMENT TORAIN OR MOISTURE.
480DPT
G
Off :
Fault
On :
Normal
G
GND
OUT PRI
CTL
24V
400Hz
Normal
FD20
Max 0.5A
0dBu(0.775V)
Priority Input
60k BAL
0dBu(0.775V)
PGM Input
60k BAL
Level
010
DC POWER
24V/40A
DC
FUSE
FAN
AC
FUSE
Fault
BalancedOutputs
RMS 480W
6
CAUTION: TO REDUCE THE RISK OF FIRE REPLACE ONL WITH SAME TYPE FUSE.Y
MODEL NO: JFA-242U
POWER CHECK
(NON PULSE)
FAULT CHECK
(NON PULSE)
CAUTION: TO REDUCE THE RISK OF FIRE REPLACE ONL WITH SAME TYPE FUSE.Y
MODEL NO: JFA-242U
POWER CHECK
(NON PULSE)
FAULT CHECK
(NON PULSE)
JCU-160
IN OUT
RS-232C
UNIT NO. RESET
DC INPUT
SUM OUTPUT
24V
INPUT
CHECK SIGNAL
CH 1CH 2CH 3CH 4CH 5CH 6CH 7CH 8
CH 9
1 8
CH 10CH 11CH 12CH 13CH 14CH 15CH 16
1 8 9 169 16
NON PULSE
PULSE
CHANNEL USE
OFF
ON
JCU-160

SPECIFICATIONS (규격 및 성능)
TECHNICAL
Signal input/output
7
Specifications and design subject to change without notice for improvements.
(내용상의 규격 및 특징은 제품의 성능 향상을 위하여 사전 예고 없이 변경될 수 있습니다.)
GENERAL
NOTE
Signal dynamic range +18dB
Frequency Respones Less than -0.5dB(20Hz~20KHz)
Signal to Noise Ratio More than 86dB(No test signal)
1:1(Level variable)
Power(option) AC 120V/220V/230V/240V 50~60Hz
DC 24V
Dimensions
Weight 4.2Kg / 9.3Ibs
483(W) x 88(H) x 200(D)mm
19(W) x 3.5(H) x 7.9(D)inch
Cross-talk
Power Consumption 20W
T.H.D Less than 0.005%(No test signal)
More than 80dB
Condition detection mode 2 Mode (POWER / FAULT CHECK)

LOCK DIAGRAM (블럭도)
8
E.B
+
E.B +
SIGNAL
INPUT FAULT DATA TX
INPUT
AMP
OUTPUT
GND
FAULT
GND
FAULT
LED
AMP
FAULT
LED
SPK LINE
F.D.R
F.D.R
VCC
BUZZER ON/ OFF
INPUT
AMP
OUTPUT
GND
FAULT
GND
FAULT
LED
AMP
FAULT
LED SPK LINE
F.D.R
F.D.R
VCC
BUZZER
GROUND FAULT
LED OFF
“A”
SPARE AMP
INPUT
“A”
SPARE AMP
OUTPUT
“B”
SPARE AMP
INPUT
“B”
SPARE AMP
OUTPUT
2 3 4
2 3 4
SPARE AMP EXT
FAULT SIGNAL OUT
GROUP-AGROUP-B
DC FUSE
POWER
SWITCH
POWER
TRANS
AC POWER
50-60Hz
120V/220V/230V/240VAC
(OPTION)
+15V
GND
-15V
DC POWER
24V/0.6A
REG
VCC
RESET
AMP FAULT
FAULT SIGNAL IN
VCC
RESET
AMP FAULT
FAULT SIGNAL IN
POWER CHECK (NON PULSE) FAULT CHECK (NON PULSE)

MEMO

JFA-242U
OPERATING INSTRUCTIONS
4M-OP207090
080106
FAULT AUTO EXCHANGER