Pioneer SVM-1000 Service Manual page 177

Sound & vision mixer
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5
B
AUD2 ASSY
R
E
C
_
R
+
1
V:
1 V/div.
H:
500 uS/div.
REC_R+(
)
T .
F I
GND
R
E
C
_
R
-
2
V:
1 V/div.
H:
500 uS/div.
REC_R-(
)
T .
F I
GND
R
E
C
_
L
+
3
V:
1 V/div.
H:
500 uS/div.
REC_L+(
)
T .
F I
GND
R
E
C
_
- L
4
V:
1 V/div.
H:
500 uS/div.
REC_L-(
)
T .
F I
GND
M
A
S
T
E
R
_
L
+
5
V:
1 V/div.
H:
500 uS/div.
MASTER_L+(
)
T .
F I
GND
M
A
S
T
E
R
_
- L
6
V:
1 V/div.
H:
500 uS/div.
MASTER_L-(
).TIF
GND
5
6
M
A
S
T
E
R
_
R
+
7
V:
1 V/div.
H:
500 uS/div.
M
A
S
T
E
R
_
R
( +
).TIF
GND
M
A
S
T
E
R
_
R
-
8
V:
1 V/div.
H:
500 uS/div.
M
A
S
T
E
R
_
R
( -
).TIF
GND
V
R
_
M
U
T
E
9
V:
1 V/div.
H:
500 uS/div.
V
R
_
M
U
T
E
T .
F I
GND
V
+
1
5
B
10
V:
5 V/div.
H:
500 uS/div.
V
+
1
5
B
T .
F I
GND
V
+
5
11
V:
2 V/div.
H:
500 uS/div.
V
+
5
T .
F I
GND
V
1 -
5
12
V:
5 V/div.
H:
500 uS/div.
V
1 -
5
T .
F I
GND
SVM-1000
6
7
NOTE :
The following waveforms were measured at the point of the corresponding
balloon number in the schematic diagram and PCB diagram.
V
+
1
5
13
V:
5 V/div.
H:
500 uS/div.
V+15.TIF
GND
V
M
U
T
E
14
V:
10 V/div.
H:
500 uS/div.
VMUTE.TIF
GND
A
T
T
(0dB)
15
V:
1 V/div.
H:
20 uS/div.
A
T
T
0 (
d
) B
T .
F I
GND
A
T
T
(-3dB)
15
V:
1 V/div.
H:
500 uS/div.
A
T
( T
3 -
d
) B
T .
F I
GND
A
T
T
(-6dB)
15
V:
1 V/div.
H:
20 uS/div.
A
T
( T
6 -
d
) B
T .
F I
GND
C I
5
0
0
4
-
p
n i
3
1
6
V:
1 V/div.
H:
100 nS/div.
C I
5
0
0
4
3
T .
F I
GND
7
8
C I
5
0
0
4
-
pin5
17
V:
1 V/div.
H:
100 nS/div.
IC5004 5.TIF
GND
C I
5
0
0
4
-
pin6
18
V:
1 V/div.
H:
2 uS/div.
IC5004 6.TIF
GND
IC5004 - pin7
19
V:
1 V/div.
H:
5 uS/div.
IC5004 7.TIF
GND
IC5010 - pin1
20
V:
1 V/div.
H:
500 uS/div.
C I
5
0
1
0
1
T .
F I
GND
IC5010 - pin2
21
V:
0.5 V/div.
H:
500 uS/div.
C I
5
0
1
0
2
T .
F I
GND
C I
5
0
1
0
-
pin8
2
2
V:
0.5 V/div.
H:
500 uS/div.
IC5010 8.TIF
GND
8
A
B
C
D
E
F
177

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