Pioneer PDP-4270XA Service Manual page 201

5
Pin Function
No. Pin Name I/O
1 DE
2 HSYNC
3 VSYNC
4 IOGND
5 IOVCC
6 NC
7 NC
8 NC
9 EVNODD
10 NC
11 NC
12 NC
13 NC
14 NC
15 IOGND
16 IOVCC
17 NC
18 NC
19 NC
20 NC
21 CGND
22 CVCC18
23 CVCC18
24 CGND
25 IOGND
26 IOVCC
27 CSDA I/O Configuration I2C data
28 CSCL
29 DSDA1 I/O DDC I2C data for port 1
30 DSCL1
31 DSDA0 I/O DDC I2C data for port 0
32 DSCL0
33 R1PWR5V
34 R0PWR5V
35 CVCC18
36 CGND
37 PVCC0
38 AVCC
39 R0XC-
40 R0XC+
41 AGND
42 AVCC
43 R0X0-
44 R0X0+
45 AGND
46 AVCC
47 R0X1-
48 R0X1+
49 AGND
50 AVCC
5
6
O Data enable
O H. sync. output control
O V. sync. output control
−
I/O GND
−
I/O VCC
−
Non connection
−
Non connection
−
Non connection
O EVEN/ODD field indicator
−
Non connection
−
Non connection
−
Non connection
−
Non connection
−
Non connection
−
I/O GND
−
I/O VCC
−
Non connection
−
Non connection
−
Non connection
−
Non connection
−
Digital logic GND
−
Digital logic VCC (1.8 V)
−
Digital logic VCC (1.8 V)
−
Digital logic GND
−
I/O GND
−
I/O VCC
I Configuration I2C clock
I DDC I2C clock for port 1
I DDC I2C clock for port 0
I Port 1 transfer detection
I Port 0 transfer detection
−
Digital logic VCC (1.8 V)
−
Digital logic GND
−
TMDS port 0 PLL VCC
−
TMDS analog VCC
I TMDS input clock
I TMDS input clock
−
TMDS analog GND
−
TMDS analog VCC
I TMDS input data
I TMDS input data
−
TMDS analog GND
−
TMDS analog VCC
I TMDS input data
I TMDS input data
−
TMDS analog GND
−
TMDS analog VCC
6
7
Pin Function
PDP-427XD
7
8
A
B
C
D
E
F
201
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