Pioneer VSW-1 Service Manual page 25

5
Note : The encircled numbers denote measuring point in the schematic diagram.
A
JACK ASSY(2/3)
IC203-Pin6
13
V : 0.5V/div. H : 10µsec/div.
IC203-Pin3
14
V : 0.5V/div. H : 10µsec/div.
5
6
IC151-Pin51
15
V : 1V/div. H : 10nsec/div.
IC151-Pin39
16
V : 0.1V/div. H : 10µsec/div.
17
IC151-Pin27
V : 1V/div. H : 2nsec/div.
18
IC208-Pin7
V : 1V/div. H : 100nsec/div.
VSW-1
6
7
SELECT COMPOSITE
SELECT A ch
AUTO ON
SELECT NTSC
IC155-Pin14
19
V : 0.5V/div. H : 10µsec/div.
IC205-Pin2
20
V : 1.0V/div. H : 50nsec/div.
IC205-Pin15
21
V : 1.0V/div. H : 50nsec/div.
IC205-Pin13
22
V : 1.0V/div. H : 20nsec/div.
7
8
A
B
C
D
E
F
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