Sony CDP-C591, Service Manual

Page: 18 / 28

CDP-C591/CE235/CE335
— 18 —
5-9. IC PIN FUNCTION
I/O
I
I
I
O
O
I
O
O
O
O
O
I
O
I
I
I
O
O
O
O
O
I
I
I
I
O
O
I
I
I
—
—
—
O
O
O
O
• IC302 SYSTEM CONTROL (CXP82324-090Q)(MAIN board)
Pin Name
BUS IN
RM IN
ADJ
XLT
LD ON
TSENS
PRGL
CLK
AMUTE
DATA
SQCK
SUBQ
SCLK
S1
S2
S3
LED
LDOUT
LDIN
TBLL
TBLR
CD123
KEY1
KEY2
KEY3
KEY4
KEY5
KEY6
VERSION
XRST
EXTAL
XTAL
Vss
NC
P1
P2
P3
Pin No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34 to 37
38
39
40
Function
Not used. (Pull up)
Remote control signal input
ADJ mode setting pin
CXD2587 latch output
Laser diode ON output
Table position sensor input
Not used. (Pull up)
CXD2587 serial clock output
Mute output pin
CXD2587 serial data output
Subcode Q read clock
Subcode Q read data input
Not used. (Open)
CDM27 table rotary encoder input 1
CDM27 table rotary encoder input 2
CDM27 table rotary encoder input 3
Not used. (Open)
Loading-out output
Loading-in output
Rotary table rotation counter-clockwise rotation output
Rotary table rotation clockwise rotation output
Not used. (Pull up)
A/D input 1 for key input
A/D input 2 for key input
A/D input 3 for key input
Not used. (Open)
Not used. (Open)
A/D input 6 for key input
Version setting input pin (Open)
Reset input
Oscillator connection pin
Oscillator connection pin
Ground
Not used. (Open)
FL display tube segmant output 1
FL display tube segmant output 2
FL display tube segmant output 3
I/O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
—
—
—
O
O
I
O
I
I
I
Pin Name
P4
P5
P6
P7
P8
P9
P10
P11
P12
P13
P14
P15
P16
P17
P18
P19
P20
NC
G1
G2
G3
G4
G5
G6
G7
G8
VG
VDD
NC
NC
NC
AFADJ
BUS OUT
DSENS
SENS
SCOR
Pin No.
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58 to 62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
Function
FL display tube segmant output 4
FL display tube segmant output 5
FL display tube segmant output 6
FL display tube segmant output 7
FL display tube segmant output 8
FL display tube segmant output 9
FL display tube segmant output 10
FL display tube segmant output 11
FL display tube segmant output 12
FL display tube segmant output 13
FL display tube segmant output 14
FL display tube segmant output 15
FL display tube segmant output 16
FL display tube segmant output 17
FL display tube segmant output 18
FL display tube segmant output 19
FL display tube segmant output 20
Not used. (Open)
FL display tube grid output 1
FL display tube grid output 2
FL display tube grid output 3
FL display tube grid output 4
FL display tube grid output 5
FL display tube grid output 6
FL display tube grid output 7
FL display tube grid output 8
FL display tube filament voltage (–30 V)
+5V
+5V
Not used. (Open)
Not used. (Open)
AFADJ mode setting pin
Not used. (Open)
Disc sensor input
CXD2587 internal state monitor input
Subcode sync. input