Sony BVW-55 Maintenance Manual page 858

1
CN51(17/100) 17 REG_+5V
CN51(18/100) 18 REG_+5V
CN51(19/100) 19 REG_+5V
CN51(20/100) 20 REG_+5V
2
CN51(13/100) 13 REG_+3.3V
CN51(14/100) 14 REG_+3.3V
CN51(15/100) 15 REG_+3.3V
CN51(16/100) 16 REG_+3.3V
C401 C403 C405
CN51 (1/100) 1 REG_GND
0.1uF 10uF 0.1uF
16V
CN51 (2/100) 2 REG_GND
CN51 (3/100) 3 REG_GND
CN51 (4/100) 4 REG_GND
CN51 (5/100) 5 REG_GND
CN51 (6/100) 6 REG_GND
CN51 (7/100) 7 REG_GND
CN51 (8/100) 8 REG_GND
C402 C404
0.1uF 10uF L401
CN51(21/100) 21 REG_-5V
16V 22uH
CN51(22/100) 22 REG_-5V
CN51(23/100) 23 REG_-5V
CN51(24/100) 24 REG_-5V
3
L402
22uH
CN52 (47/50) 47 REG_GND
CN52 (48/50) 48 REG_GND
CN52 (49/50) 49 REG_GND
CN52 (50/50) 50 REG_GND
CN51 (9/100) 9 N.C
CN51(10/100) 10 N.C
CN51(11/100) 11 N.C
12
CN51(12/100) N.C
CN51(25/100) 25 N.C
CN51(26/100) 26 N.C
CN51(27/100) 27 N.C
CN51(28/100) 28 N.C
CN51(29/100) 29 N.C
4
CN51(30/100) 30 N.C
CN51(31/100) 31 N.C
CN51(32/100) 32 N.C
CN51(56/100) 56 N.C
CN51(61/100) 61 N.C
CN51(63/100) 63 N.C
CN51(65/100) 65 N.C
5
A B
2P
CN51(46/100) 46
CN51(45/100) 45
CN51(44/100) 44
CN51(43/100) 43
+5V-2
L403
CN51(42/100) 42
8.2uH
CN51(41/100) 41
+5V
40
CN51(40/100)
L404
8.2uH
CN51(39/100) 39
+3.3V
L405
8.2uH
C415 C416
100uF 0.1uF
6.3V
+3.3V-2
L406
8.2uH
C406 C408 C410 C412 C414 C417 C418
10uF 100uF 0.1uF 100uF 0.1uF 100uF 0.1uF
16V 6.3V 6.3V 6.3V
CN51(38/100) 38
CN51(55/100) 55
CN51(37/100) 37
CN51(36/100) 36
CN51(35/100) 35
CN51(34/100) 34
C407 C409 C411 C413
100uF 0.1uF 100uF 0.1uF
6.3V 6.3V
-5V
-5V-2
CN51(47/100) 47
CN51(48/100) 48
CN51(49/100) 49
CN51(50/100) 50
CN51(51/100) 51
CN51(52/100) 52
CN51(53/100) 53
CN51(54/100) 54
CN51(33/100) 33
CN51(86/100) 86
CN51(85/100) 85
CN51(84/100) 84
CN51(83/100) 83
C
TG-191 (4/4) TG-191 (4/4)
B8
SY_D
+3.3V-2
RB402
100k
SYSIO_7
SYSIO_6
SYSIO_5
SYSIO_4
SYSIO_3
SYSIO_2
SYSIO_1
SYSIO_0
+3.3V-2 +5V
+3.3V-2
C400
RB409
0.1uF
100k
3
SY_I/O_RST A0
4
TG_CS
A1
5
SY_STRB A2
6
SY_DIR A3
7
SY_RD A4
8
SY_WR A5
9
A6
10
A7
22
OE
2
T/R
+3.3V-2
IC415 (1/2)
TC7SH08FU-TE85R
2
VCC 1
GND
IC415 (2/2)
TC7SH08FU-TE85R
DUS-744
+3.3V-2
RB401
100k
RB407
220
7 8
SY_ADRS_0
5 6
SY_ADRS_1
3 4
SY_ADRS_2
1 2
SY_ADRS_3
7 8
SY_ADR_4
5 6
SY_ADR_5
3 4
SY_ADR_6
1 2
SY_ADR_7
RB400
220
C419 C420 C421
0.1uF 0.1uF 0.1uF 0.1uF
NM NM NM
+5V
R409
100k
SYS_RESET
+3.3V-2
RB408
10k
SYIF_START
SYIF_RES
SYIF_CMD
SYIF_CK
4-134 (a) 4-134 (a)
D E
IC402
TC74VHC245FT(EL)
+3.3V
+3.3V-2
RB403
C430
100k
0.1uF
20
2 VCC 18
A1 B1
3 17
A2 B2
4 16
A3 B3
5 15
A4 B4
6 14
A5 B5
7 13
A6 B6
8 12
B7
A7
9 11
A8 B8
19
G
1
DIR
GND
10
IC405(4/7)
C427
TC74VHC04FT(EL)
0.1uF
IC400
74LVX3245QSCX
21
B0
20
B1
19
B2
18
B3
17
B4
16
B5
15
B6
14
B7
4
IC401
TC74VHC245FT(EL)
+3.3V-2
C429
0.1uF
20
2 VCC 18
A1 B1
3 17
A2 B2
4 16
A3 B3
5 15
A4 B4
6 14
B5
A5
7 13
A6 B6
8 12
A7 B7
9 11
A8 B8
19
G
1
C422 C423 C424 C425 C426
DIR
0.1uF 0.1uF 0.1uF 0.1uF
GND
NM NM NM NM NM
10
IC404(2/7)
TC74VHC04FT(EL)
3 4
IC405(1/7)
1 TC74VHC04FT(EL)
2
IC404(1/7)
R414 TC74VHC04FT(EL)
220
1 2 3 4
IC405(2/7)
TC74VHC04FT(EL)
C433
220pF
IC407(3/7)
TC74VHC04FT(EL)
5 6
IC407(1/7)
TC74VHC04FT(EL)
1 2
3 4
IC407(2/7)
TC74VHC04FT(EL)
F
IC411
74LVX3245QSCX
+3.3V-2 +5V
C431 C432
0.1uF 0.1uF
3 21
D7 D7
A0 B0
4 20
D6 D6
A1 B1
D5 D5 5 19
A2 B2
6 18
D4 D4
A3 B3
7 17
D3 D3
A4 B4
D2 D2 8 16
A5 B5
9 15
D1 D1
A6 B6
10 14
D0 D0
A7 B7
22
OE
2
T/R
A2
A1
A0
IC412
74LVX3245QSCX
+3.3V-2 +5V
C434 C451
0.1uF 0.1uF
3 21 A0
A0 B0
4 20
A1
A1 B1
5 19
A2
A2 B2
6 18 A3
A3 B3
7 17
A4
A4 B4
8 16
A5
A5 B5
9 15
A6
A6 B6
10 14 A7
A7 B7
22
OE
2
BB
T/R
SYS5_PRESET 1P
SYS3_PRESET 2P
START 1P,2P
STATUS_DATA 1P,2P
MODE_DATA
1P,2P
SCK 1P,2P
BVW-55
G H