Pioneer PDP-R04E Service Manual page 174

1
AXY1066 (REG ASSY : U8502)
• DC-DC Converter Unit
A
Pin Arrangement (Top view)
1
2
3
4
5
6
7
8
9
11
12
13
B
14
15
16
17
18
Schematic Diagram
C
D
E
F
174
1
2
Pin Function
No. Pin Name
1 Vin
36
2 Vin
35
34
3 Vin
33
32 4 Vin
31
5 ON/OFF
30
29
6 GND
7 GND
26
25 8 GND
24
9 GND
23
22
21
20
11 GND
19
12 GND
13 GND
14 N.C.
15 Vo3
16 Vo3
17 Vo3
18 Vo3
PDP-R04E
2
3
No. Pin Name
Pin Function
12V input 19 Vo2
12V input 20 Vo2
12V input 21 Vo2
12V input 22 Vo2
23 N.C.
Output ON/OFF
Ground 24 GND
Ground 25 GND
Ground 26 GND
Ground
Ground 29 GND
Ground 30 GND
Ground 31 GND
No connection 32 N.C.
1.5V output 33 Vo1
1.5V output 34 Vo1
1.5V output 35 Vo1
1.5V output 36 Vo1
3
4
Pin Function
2.5V input
2.5V input
2.5V input
2.5V input
No connection
Ground
Ground
Ground
Ground
Ground
Ground
No connection
3.3V output
3.3V output
3.3V output
3.3V output
4