Pioneer PDP-R05U Service Manual page 214

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AXY1088 (AV BOARD ASSY : U8502, U8503)
A • DC-DC Converter Unit
Pin Arrangement (Top view)
B
C
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L 13942296513
Schematic Diagram
D
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Pin Function
No. Pin Name
1 Vin
2 Vin
3 GND
4 GND
5 Omission terminal Omission terminal
6 ON/OFF
7 Vo1
8 Vo1
9 Vo1adj
10 GND
11 GND
12 Vo2adj
13 Vo2
14 Vo2
Q Q
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4
2 9 9 4 2 8
Pin Function
12V input
12V input
Input side GND
Input side GND
Output ON/OFF
3.3V output
3.3V output
3.3V variable output
GND
GND
1.5V variable output
1.5V output
1.5V output
1 5 0 5 8 2 9 9 4
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9 9
2 8 9 9