Pioneer DEH-P3950MP Service Manual page 59

5
Pin No. Pin Name
133 P7AVSS
134 P7AVDD
135 AVSS
136 SL
137-140 NC
141 MODELAD
142 KEYAD
143 NC
144 AVREF0
PN5011A
109
144
- Pin Layout
12 GND
11 NC
10 +B
9 +BUP
8 VDD
7 SYS+B
6 SWVDD
5 SW5V
4 SW5VCONT
3 SYSPW
2 BSENS
1 VDDCONT
5
6
Function and Operation
I/O Format
GND for port 7
VDD for port 7
A/D converter GND
Signal level input
I
Not used
Model select terminal
I
Wired remote control AD input
I
Not used
A/D converter reference voltage
72
37
BA4918-V12
- Block Diagram
+B 10
Overvoltage
Protection
(OFF except VDD)
SW5VCONT 4
SYSPW 3
VDDCONT 1
GND 12
DEH-P3950MP/XU/ES
6
7
Format
Pre Reg
TSD Vref
+B
Reduced-voltage
Detection
+B
Overvoltage Detection
7
8
Meaning
C CMOS
N Nch open drain
9 +BUP
Overvoltage
Protection
(All Ourput OFF)
VDD
8
+B
5 SW5V
+B
SYS+B
7
+B
6 SWVDD
VDD
2 BSENS
VDD
8
A
B
C
D
E
F
59