Pioneer PRO-730HDI Service Manual page 69

5
P F 2/3
POWER SUPPLY ASSY
• Input signal
Input : INPUT 1 (COMPOSITE)
Video Signal : EIA color-bar
CN401 - pin 1 (RVD)
109
V: 10V/div. H: 2msec/div.
110 CN401 - pin 3 (RHD)
V: 10V/div. H: 2msec/div.
CN402 - pin 1 (GVD)
111
V: 10V/div. H: 2msec/div.
5
6
CN402 - pin 3 (GHD)
112
V: 10V/div. H: 2msec/div.
GND
113 CN403 - pin 1 (BVD)
V: 10V/div. H: 2msec/div.
GND
CN403 - pin 3 (BHD)
114
V: 10V/div. H: 2msec/div.
GND
PRO-730HDI
6
7
IC401 (STK392-180)
No Voltage (V)
1 0
2 0
3 -19.0
4 -20.2
5 22.0
GND
6 -
7 -
8 -20.2
9 -
10 22.0
11 -
12 -20.2
13 -
14 -
15 -
GND
16 -
17 -20.2
18 -
GND
7
8
IC402 (STK392-180)
No Voltage (V)
1 0
2 0
3 -19.0
4 -20.2
5 22.0
6 -
7 -
8 -20.2
9 -
10 22.0
11 -
12 -20.2
13 -
14 -
15 -
16 -
17 -20.2
18 -
69
8
A
B
C
D
E
F