Mipro MA-708 - Page 44

MA-708(AF) TEST AND ALIGNMENT INSTRUCTIONS
NO
MEASUREMENT
ADJUSTMENT
SIGNAL INPUT
PREPARATION
UNIT SETTING
TESTPOINT ADJUSTER
NORMAL
VALUE
1 Static Current
DC Power:
32V/500mA
Current meter
80±20mA
2 LIMIT
DC Power:
32V/500mA
AF:1KHz/-23dBV
Audio Analyzer
AC LEVEL meter
INPUT：J5
OUTPUT：J4
VR1 1.125±25mV
3 T.H.D
DC Power:
32V/500mA
AF:1KHz/-32dBV
Audio Analyzer
DIST meter
INPUT：J20
OUTPUT：J4
≦0.5%
4
100HZ
FREQUENCY
RESPONSE
AF：100HZ/-26dB
DC Power:
32V/500mA
Audio Analyzer
LEVEL meter
INPUT：J20
OUTPUT：J4
510mV
±50mV
5
20KHZ
FREQUENCY
RESPONSE
AF：20KHZ/-26dB
DC Power:
32V/500mA
Audio Analyzer
LEVEL meter
INPUT：J20
OUTPUT：J4
560mV
±50mV
6
MIC1 BAL INPUT
DC Power:
32V/500mA
AF：1KHZ/-26dB
Audio Analyzer
LEVEL meter
INPUT：J16
OUTPUT：J4
(1)1200mV±20mV
(2)600mV±20mV
7
MIC2 BAL INPUT
DC Power:
32V/500mA
AF：1KHZ/-26dB
Audio Analyzer
LEVEL meter
INPUT：J17
OUTPUT：J4
(1)1200mV±20mV
(2)600mV±20mV
8
LINE INPUT
DC Power:
32V/500mA
AF：1KHZ/-26dB
Audio Analyzer
LEVEL meter
INPUT：J20
OUTPUT：J4
630mV±30mV
9
RX1 INPUT
DC Power:
32V/500mA
AF：1KHZ/-26dB
Audio Analyzer
LEVEL meter
INPUT：J5
OUTPUT：J4
1.1mV±100mV
10
RX2 INPUT
DC Power:
32V/500mA
AF：1KHZ/-26dB
Audio Analyzer
LEVEL meter
INPUT：J5
OUTPUT：J4
1.1mV±100mV
11 CD OUTPUT
LEVEL
DC Power:
32V/500mA
AF：1KHZ/-3dB
Audio Analyzer
LEVEL meter
INPUT：J8
OUTPUT：J4
1.05V±100mV
12
LINE OUTPUT
DC Power:
32V/500mA
AF：1KHZ/-3dB
Audio Analyzer
LEVEL meter
INPUT：J20
OUTPUT：J20
300mV±30mV
13
REC OUTPUT
DC Power:
32V/500mA
AF：1KHZ/-26dB
Audio Analyzer
LEVEL meter
INPUT：J20
OUTPUT：J20
300mV±30mV
14 DC TO DC VCC
VOLTAGE
DC Power:
32V/500mA
AF：1KHZ/-32dB
Audio Analyzer
DC meter
J1,J2,J3,J23 12.0V±1V
15
CD VCC
DC Power:
32V/500mA
Audio Analyzer
DC meter
J8 12.0V±1V
POWER：
20.5V
POWER
LED(LED1)
Just Light
16
BATT LOW
DC Power:
32V/500mA
Audio Analyzer
DC meter
J13
POWER：.
22V
POWER
LED(LED1)
Just snuff
17
DC OUTPUT
VOLTAGE
DC Power:
32V/500Ma
AF：1KHZ/-32dB
Audio Analyzer
DC meter
J12 32V±1V
A708R03B
SERVICE / TECHNICAL MANUALS