Sony BVW-55 Maintenance Manual page 867

IC400
74LCX245MTCX
3.3V
C417
0.1 RB404
100kx8
3.3V
20
1
11 9 6
1B7 1A7
12 8 7
1B6 1A6
13 7 8
1B5 1A5
14 6 9
1B4 1A4
15 5 5
1B3 1A3
4
16 4
1B2 1A2
3
17 3
1B1 1A1
2
18 2
1B0 1A0
19
1EN
1
1DIR
10
3.3V
IC401
TC74VHC541FT
20
2 VCC 18
3 17
4 16
5
15
6
14
7
13
8
12
9
11
G1 G2 GND
1 10
19
3.3V C418
0.1
IC404
TC74VHC541FT
20
2 VCC 18
3 17
4 16
5 15
6 14
7 13
8 12
9 11
G1 G2 GND
1 10
19
IC402
TC74VHC245FT
3.3V
20
R409
,NM
18
2
R410
1A7 1B7
100
17
3
1A6 1B6
16
4
1A5 1B5
15
5
1A4 1B4
14
6
R402
1A3 1B3
0
13
7
R406
1A2 1B2
,NM
12
8
R407
1A1 1B1
,NM
11
9
R408
1A0 1B0
,NM
19
1EN
1
1DIR
10
3.3V C425
0.1
IC403
TC74VHC541FT
20
2 VCC 18
3 17
4 16
5 15
6 14
R414 0
7 13
R415 0
8 12
R416 0
9 11
R417 0
G1 G2 GND
10
1
19
BVW-55
I J
IC407
74LVX3245QSCX
3.3V 5V
C420 C421
0.1 0.1
1 24
6 3 21
A1 B1
7 4 20
A2 B2
8 5 19
A3 B3
9 6 18
A4 B4
5 7 17
A5 B5
4 8 16
A6 B6
3 9 15
A7 B7
2 10 14
A8 B8
2 22
DIR
IC406(1/7) EN
GND
TC74VHC04FT
11 12 13
1 2
A1
A0
TC74VHCT04AFT
IC408
74LVX3245QSCX
IC409(4/7)
3.3V 5V TC74VHCT04AFT
C419 C422
0.1 0.1
9
1 24
3 21 IC406(2/7)
A1 B1
TC74VHC04FT
4 20
A2 B2
5 19 A3 3
A3 B3
6 18 A4
A4 B4
7 17 A3 IC406(3/7)
A5 B5
TC74VHC04FT
8 16
A6 B6
9 15 A1 A4 5
A7 B7
10
14 A0
A8 B8
2
22
DIR EN
Address : 6H - JOG
GND
11 12 13
5H - PIO
IC411(3/3)
IC405(4/4)
TC7W00FU
TC7W14FU(TE12R)
3.3V 3.3V
8 8
V CC
GND
R411
4 4
100
R412
100
5V
R403 R404
100k 100
C424
100p
IC405(1/4) IC405(2/4) IC405(3/4)
TC7W14FU(TE12R) TC7W14FU(TE12R) TC7W14FU(TE12R)
1 7 6 2
3 5
K
VPR-59 (4/4) VPR-59 (4/4)
IC410
µPD71055GB
C423
0.1 5V
5V
RB407
23
100kx8
1
31 VDD 43 9
D0 PO0
30 42 2
D1 PO1
29 41 8
D2 PO2
28 40 3
D3 PO3
27 39 7
D4 PO4
26 38 4
D5 PO5
25 37 6
D6 PO6
24 36 5
D7 PO7
5V
RB406
1
100kx8
2 14 9 9
CS P10
44 15 2 2
RO P11
35 16 8 8
WR P12
18 3 3
P13
4 19 7
A1 P14
5 20 4
A0 P15
21 6
P16
22 5
P17
5V
RB405 1
100kx8 9
1 10
N.C. P20
8
17 11
IC P21
6
33 12
N.C. P22
7
34 13
N.C. P23
2
9
P24
3
8
P25
1 4
2 32 7
RESET P26
5
6
P27
GND
IC409(1/7)
3
IC411(1/3)
TC7W00FU
8 1
7
2
4
IC411(2/3)
TC7W00FU
5
3
6 6
4-143 4-143
L M
9
2
8
7 9 8
IC406(4/7)
TC74VHC04FT
0
1
2
IC406(7/7) IC409(7/7)
TC74VHC04FT TC74VHCT04AFT
5V 3.3V
14 14
V V
CC CC
GND GND
7
7
IC406(6/7) IC406(5/7)
TC74VHC04FT TC74VHC04FT
13 12 11 10
6 5 4 3
IC409(2/7) IC409(3/7)
TC74VHCT04AFT TC74VHCT04AFT
E400
VIDEO SIGNAL PROCESSOR
VIDEO PROCESS D-A, COMPOSITE ENCODER
VPR-59 (4/4)
BOARD NO. 1-673-529-11
LOT NO. 812-
B-¥BVW55-VPR59-11@-SIEDS
N O
1
DIGITAL LOCK 2/4
L:INPUT REF SEL 4/4
MUTE 2/4
DPB CF 2/4
11 10 IC409(5/7)
TC74VHCT04AFT
IC409(6/7)
13 12
TC74VHCT04AFT
2
H525 3V 2/4
H625 3V 2/4
VITC INT 2/4
3
4
V-PROCESS CK(X) 2/4
ENCODER CK(X) 2/4
V-PROCESS CK(G) 2/4
ENCODER CK(G) 2/4
DD START 2/4 4/4
MODE DATA 2/4 4/4
RST 3V 2/4
5
STATUS DATA 2/4 4/4
DD SCK 2/4 4/4
P