Alto MACRO1400, Service Manual

Page: 32 / 38

LS 8106 OSCILLOSCOPE
CH1
CH2 CH3
POWER
V
A
110
NORL
SHORT
220
NORL
110V
220V
LOAD SEL
LOAD OUT
LOAD S P
AC
UNSWITCH
DC IN
DC OUT
+
+
ADR-245
-
+
LDM-171 DISTRTION METER
INPUT
OUTPUT
+ -
- +
SET LEVEL
POWER
OUTPUT (600 )
+
-
POWER
AUDIO GENERATOR GAG-810
0 90dB 0 10dB 0 1 0dB
INPUT
+
-
OUTPUT
+
-
LAT-45 ATTENUATOR
EXT INT
600 LOAD
POWER
LABORATORYDCPOWERSUPPLY
DUAL TRACKING WITH 5V FIXED
MODEL: GPC 3060D
-
+ GND
-
+ GND - +
5V 3A
CURRET VOLTAGE CURRET VOLTAGE
4 8 16
Channel B Bridged Channel A
LINK
LINK
CH B
CH A
LF 30Hz
FILTER
OFF
ON
OFF ON
BALANCE 1 15V/20K
INPUT
INPUT
CONNECT ON
1 2
3
(+)
( )
GND)
SRT
T( +)
R -)
S GND)
BREAKER
AC IN 50/60HZ
CAUTION
R SK OF LECT IC SHOCK
DO NOT OPEN
R SK OF LECT IC SHOCK
DO NOT OPEN
WARNING - DO NOT OPEN
AVIS - NE PAS OUVRIR
SHOCK HAZARD
RISQUE DE CHOC ELECTR QUE
CAUTION
ELECTRIC SHOCK HAZARD DO NOT REMOVE COVER
REFER SERVIC NG TO QUAL FIED PERSONNEL SEE
INSTRUCTION MANUAL
AV S R SQUE DE CHOC ELECTRIQUE NE PAS OUVR R
PARALLEL
(MONO)
BRIDGED
STEREO
2-
1
1+ 2+
+ +
2
1
1+ 2+
+
2
1
1+ 2+
Channel A B BRIDGED PARALLEL
SPEAKE CONNECTION
STEREO MONO
-
-
-
-
-
CLIP LIMIT
6. Test Procedure
31