Sony IFB-LE100, Руководство по обслуживанию

Страница: 197 / 258

9-27
VPD-LE100A/LE100E/LE100U
9-27
2
3
4
5
1
A B C D E F G H
BB BB
74LCX157MTCX
(IC310, 311, 312, 313, 320, 321,
322, 323, 330, 331, 332, 333)
74LCX541MTCX (IC50, 51)
1
2
3
4
5
6
7
16
17
18
19
20
15
14
13
12
11
8
9
10
A1
G1
A2
A3
A4
GND
A6
A7
A8
A5
VDD
G2
Y3
Y1
Y2
Y5
Y4
Y6
Y7
Y8
74LCX574MTCX
(IC314, 315, 324, 325, 334,
335, 700, 701, 704, 705)
17 18 19 20 16 15 14 13 12 11
5 4 3 2 1 6 7 8 9 10
D3 D2 D1 D0 OE D4 D5 D6 D7 GND
Q2 Q1 Q0 Q3 Q4 Q5 Q6 Q7 CLK
CK
Q
D
CK
Q
D
CK
Q
D
CK
Q
D
CK
Q
D
CK
Q
D
CK
Q
D
CK
Q
D
74LCX74MTCX (IC457, 458)
14 13 11 10 9 8
VCC
12
1 3 2 4 6 7
GND
5
PR
CLR
D Q
Q CK
PR
CLR
D Q
Q CK
MC10H116MEL (IC54)
GND
GND V
EE
V
BB
1 8 7 6 5 4 3 2
16 9 10 11 12 13 14 15
MC10H125MEL (IC53)
GND V
CC
V
BB
V
EE
1 8 7 6 5 4 3 2
16 9 10 11 12 13 14 15
TC74LCX138FT(EL) (IC553)
15
14 13 12 11
10
9
8 7 6 5 4 3 2 1
GND Y7 G1 G2B G2A C B A
A
B C G2A Y7 G1 G2B
Y6
Y5
Y6 Y5 Y4 Y3 Y2 Y1 Y0
16
VCC
DATA OUTPUTS
OUTPUT
ENABLE SELECT
Y4 Y3 Y2 Y1 Y0
TC74VHCT541AFT(EL) (IC52)
8
15 16
10
14 13 12 11
9 6 7 4 2 3 1
VCC G2 Y1 Y2 Y3 Y4 Y5 Y6 Y7 Y8
GND
A8 A7 A6 A5 A4 A3 A2 A0 A1
20 19 18 17
5
0
1
V
DD
GND
INH
IN
Y0
IN
Y1
IN
YC
OUT
X0
IN
X1
IN
XC
OUT
A
IN
V0
IN
V1
IN
VC
OUT
W0
IN
W1
IN
WC
OUT
0
1
0
1
0
1
16 15 14 13 12 11 10 9
1 2 3 4 5 6 7 8