Diagrams; Ic Pin Description - Sony XVM-H65 Service Manual

6-1. IC PIN DESCRIPTION

• IC400 µPD780022AY-N14-9ET (SYSTEM CONTROL)
Pin No. Pin Name
1 P50
2 PW-ON
3 P52
4 P53
5 P54
6 S-SCL
7 S-DATA
8 O/H SELECT
9 VSS
10 VDD1
11 N/P SEL
12 P31
13 SDA
14 SCL
15 P34
16 SCK
17 SDATA
18 P20
19 OSD DATA
20 OSD CLK
21 PS-ON
22 OSD CS
23 N/P
24 VDD2
25 AVSS
26 P17
27 KEY IN
28 P15
29 P14
30 P13
31 P12
32 PW DET
33 P10
34 AVREF
35 AVDD
36 RESET
37 XT2
38 XT1
39 IC
40 X2
41 X1
42 VSS1
43 VSYNC
44 KEY HALT
45 REM HALT
46 ACC ON
47 REM IN
48 ACC Y/N
49 IR CONT
50 P-ON SW
51 P74
SECTION 6

DIAGRAMS

I/O
I Test mode setting input
O Power ON control signal output
— Not used (Open)
— Not used (Open)
— Not used (Open)
O Sound I2C clock signal output
I/O Sound I2C serial data input/output
I Over-head/Head-rest select signal input
— Ground
— Power supply pin (+3 V)
I Not used (Open)
— Not used (Open)
I/O EEPROM data input/output
O EEPROM clock output
— Not used (Open)
O Video I2C clock signal output
I/O Video I2C serial data input/output
I Sync. detection signal input
O OSD data output
O OSD clock output
O Not used (Open)
O OSD chip select output
O NTSC/PAL select signal output
— Power supply pin (+3 V)
— Ground
— Not used (Open)
I A/D key signal input
— Not used (Open)
— Not used (Open)
— Not used (Open)
— Not used (Open)
I Power voltage detection signal input
— Not used (Open)
— Power supply pin (+3 V)
— Power supply pin (+3 V)
I System reset input
— Power supply pin (+3 V)
— Ground
I Ground
O Crystal oscillator
I Crystal oscillator
— Ground
I Vertical sync signal input
I Key halt detection signal input
I Remocon halt detection signal input
I ACC ON detection signal input
I Remocon signal input
I ACC type YES/NO select signal input
O IR control signal output
I Power ON SW detection signal input
— Not used (Open)
Pin Description
XVM-H65
15