Mipro MA-708 - Page 47

MA-708(Speaker Delay) TEST AND ALIGNMENT INSTRUCTIONS
一､Measuring instruments and testset-up
P1
LED1
P2P8
RL1
P5
P3
P6
P4
P7
-
CONTRO1
+
Multimeter
+
-
DC TP OUTPUT
GPIB
-
+
二､Pre-set
A. Dc power supply
+32V/1A OUT
B. Multi meter
R：200Ω
NO
MEASUREMENT
ADJUSTMENT
SIGNAL INPUT
PREPARATION
UNIT SETTING
TESTPOINT ADJUSTER
NORMAL
VALUE
LED1
LED1
RED light(OFF)
1 Open Test
DC Power:
0V(1A)
Multi meter Ohm P3、P4、P5、P6
OPEN
LED1
LED1
RED light(open)
2
Short Circuit
Test
DC Power:
32V(1A)
Multi meter Ohm P3、P4、P5、P6 OFF
A708R03B
SERVICE / TECHNICAL MANUALS