Sony BVW-55 Maintenance Manual page 845

4P
SYNC REFORMING
R162
IC116 (3/3) IC116 (2/3) IC118
0
TC74HC123AF(EL) TC74HC123AF(EL) TC7SH32FU-TE85R
R167 R169 R170 R171
36k 56k 0 1k
C146 C148 NM
680pF 680pF
VCC
C154
2pF
GND
14 15 6 7 5
L106
2SC4177-T1L5L6
22uH
C CR 13 C CR 5 2 VCC 4
Q Q A Y
1 9
2 4 10 12 1
Q Q C153 C156
B
6pF 33pF
RD RD GND
C158
33pF
3 11 3
IC116 (1/3)
TC74HC123AF(EL)
Q106
C149
R165
2SC4177-T1L5L6
220 470pF
R177
1k
R172
2.2k
+5V
C152 C150
0.1uF 100uF
6.3V
C155
0.1uF
C151
0.1uF
IC133
SI4953DY-T1
FB103 FB104
CP103
14.31818MHz
4
Vdd
1 3
VC Font
Vss
2
R173 C157
VCXO for
1k 0.1uF
VCXO for PAL NTSC
4
R168
1k Vdd
1 3
VC Font
Vss
CP101
17.734475MHz 2
FB101
R176
0
CF SELECTOR
FOR NTSC/PAL
11 9 IC119 (5/9)
TC74VHCT244AFT(EL)
19
B2
IC114 (1/5)
TC74VHC08FT(EL)
IC114 (2/5)
IC117 (2/5)
TC74VHC08FT(EL)
1
74VHCT08MTCX
3 VST
2 4
6
4 5
6
CF0
9 5 1
8 3
CF1
10 2
12 IC117 (1/5)
11 CF2 74VHCT08MTCX 9
13 8
10
IC114 (4/5)
12
TC74VHC08FT(EL)
11
13 INPUT_REF_EFLAG
IC114 (3/5)
IC117 (4/5)
IC117 (3/5)
TC74VHC08FT(EL)
74VHCT08MTCX 74VHCT08MTCX
BVW-55
I J
4P STATUS_DATA
1
4P SYS5_PRESET
IC131
INPUT_REF_SEL
TC74VHC04FT(EL)
BURST SEP
IC122 (1/2) IC142 IC124
IC141
TC7SH04FU-TE85R TC4S66F(TE85R)
TC4S66F(TE85R) TC4S66F(TE85R)
NM
C162
2 2 2
D102 R180 0.1uF
1SS302-TE85L 100k
2 4 3 3 3
3 1
R195 R198
4 5 4 5 4 5
4.7k 4.7k
2
Q107
1 1 1
IC126
NJM360M-TE2
C160 R184 R187
R183 3 +V 7
0.1uF 100k 1k 1k
IN+ OUT+
NM
L107
39uH
2 6
IN- OUT-
-V GND
R287 R185
0 1k R192 2
R178 NM 22k
3 1
1k
D103
1SS302-TE85L
LOCK ERROR DETECTOR FOR PAL
IC121 Q108
TC4W53FU(TE12R) 2SC4177-T1L5L6
IC125 (2/2)
4FSC C165 R189 R193 R196
NJM2903V(TE2)
0.1uF 6.8k 10k 10k
C159
C161
100uF TP102 6
0.1uF
6.3V
-
7
5 +
R182
47
R179
8
5 100
3 2
8
A VDD
6 + 4
1 1 1
7
2 -
VEE VSS INH IC115 (1/2)
3 4 2 4 TC7SH32FU-TE85R
VCC
R181 C163 R190
E103 GND
2.2k 0.1uF 10k
IC125 (1/2) IC115 (2/2)
NJM2903V(TE2) TC7SH32FU-TE85R
IC131 (4/7)
TC74VHC04FT(EL)
9 8
H_625 1P
BURST_EX 4P
R194
L-4FSC_PLL_UNLOCK 4P
100
IC123 (3/3)
TC74VHC221AFT(EL)
+5V
IC123 (1/3) IC123 (2/3)
TC74VHC221AFT(EL)
TC74VHC221AFT(EL)
R186 R188 R197 R199
470k 10k 100k 10k
C164 C166
0.1uF 0.1uF
DIF_CF 2P
VCC
GND 14 15 6 7
CX RX/CX 13 CX RX/CX 5
1 Q 9 Q
CRUSH_CF 2P
2 10
4 12
Q Q
CLR CLR
DIGI_IN_HD 2P 3 11
13
2P 2
1
IC127 (1/4)
TC74VHC11FT(EL)
R191
100k
K
TG-191 (1/4) TG-191 (1/4)
SYNC 2P,3P
+5V
R399
6.8k
+5V
IC120 (1/3)
TC74VHC221AFT(EL)
R402 IC135
C133 470
TC7SH08FU-TE85R
470pF
5
2 2 VCC 4
A Y
14 15
(1/7)
CX RX/CX 13 1
Q
1 B
GND
2
4 3
Q
CLR
+5V
3
C174 C176 C178
C179
0.1uF 0.1uF 0.1uF 0.1uF
+5V C171 C173 C180
0.1uF 0.1uF 0.1uF
TIMING GENERATOR
68
SYNC
67
BURST
1 10
START
2 7
SCK
3 8
SIN
R200 470 9
SOUT
20
RESET
+5V
1
AD0
2
AD1
5
AD2
6
AD3
R201
10k
IC128 (1/1)
CXD8817Q
69
LOCKERR
64
SAMPP
65
SAMPN
63
CK4FSC
56
EXT4FSC
66
FSC
59
BURSTEX
58
SYNCEX
60
BURSTG
70
MASKSNC
+5V
52
DISYNC
55
FRRST
54
CFRST
71
CFSET
E102
DELAY
SYNC_EX 4P GEN FOR
1ST FIELD DET
IC130 (3/3)
SN74LS221NSR
Q109 Q110
2SA1611T1-M5M6 2SA1611T1-M5M6
C167 C168 C170 R202 R205 C182 R206
0.1uF 100uF 0.1uF 56k 4.7k 0.1uF 1k
6.3V IC129(2/2)
MC34182DR2
6
-
7 VCC 1
5 + GND
C181 C183
22pF
22pF
14 15
6 7 C175
R203
CX RX/CX 13 0.1uF
0
1 Q CX RX/CX 5
9 Q
2
4 10
Q
12
CLR
Q
12 CLR
C172 R204
3
0.1uF 82k
11
IC130 (1/3)
IC130 (2/3)
SN74LS221NSR SN74LS221NSR
4-129 (b) 4-129 (b)
L M
B3
SYNCD 2P
38 7
SYNCD9
39 6
SYNCD8
40 5
SYNCD7
41 4
SYNCD6
42 3
SYNCD5
45 2
SYNCD4
46 1
SYNCD3
47 0
SYNCD2
48
SYNCD1
49 B4
SYNCD0
SAWTD 2P
25 7
SAWD7
26 6
SAWD6
27 5
SAWD5
28 4
SAWD4
29 3
SAWD3
30 2
SAWD2
31 1
SAWD1
32 0
SAWD0
IC131 (2/7)
TC74VHC04FT(EL)
24 3 4
DA135 DA135
2P
IC131 (3/7)
TC74VHC04FT(EL)
37 5 6
DA4FSC DA4FSC 2P
50
SYNCNT
SYNC_NT 2P
R211
35 100
CK27 CK27 2P
13
HDG HDG 2P
14
VDG
11
COMPSNC
15
OEG
16
CFG CFG 2P
DET CF
TP103
R210
47
T1_CF 4P
R207 R208
10k 33k
8
3
+
- 2
4 IC129 (1/2)
MC34182DR2
E104
R209 C184 C185
10k 0.1uF 0.1uF
C177
100uF
6.3V
-5V-2
FORM_SYNC_EX 2P
REFERENCE TIMING SIGNAL AND CLOCK GENERATOR
TG-191 (1/4)
BOARD NO. 1-667-491-17
LOT NO. 904-
BVW-55_TG-191_017
N O
IC127 (3/4) IC127 (2/4)
TC74VHC11FT(EL) TC74VHC11FT(EL)
9 3
10 8 4 6
11 5
1
IC119 (7/9)
IC101 (5/7)
TC74VHCT244AFT(EL)
74VHCT04MTCX
4 16 11 10
IC119 (8/9)
TC74VHCT244AFT(EL) IC101 (2/7)
15 5 74VHCT04MTCX
3
IC119 (1/9) 4
TC74VHCT244AFT(EL)
IC101 (3/7)
6 14
74VHCT04MTCX
IC119 (2/9)
5 6
TC74VHCT244AFT(EL)
13 7
IC119 (4/9)
TC74VHCT244AFT(EL)
8 12
IC120 (2/3)
+5V 6 7
TC74VHC221AFT(EL)
CX RX/CX 5
9 Q
10 IC105 (1/4)
12 MC14053BFEL
Q
CLR 12
14
13
11
11
2
+5V +5V
IC101 (7/7) IC104 (4/4)
74VHCT04MTCX TC7W04FU(TE12R)
VCC VCC
C186 C188
0.1uF 0.1uF
GND GND
+5V +5V
IC119 (9/9) IC120 (3/3)
TC74VHCT244AFT(EL) TC74VHC221AFT(EL)
VCC VCC
C141 C290
0.1uF
0.1uF
GND GND
+5V +5V
IC127 (4/4) IC117(5/5)
TC74VHC11FT(EL) 74VHCT08MTCX
VCC VCC
C189 C187
0.1uF 0.1uF
GND GND
3
11 10 IC131 (5/7)
TC74VHC04FT(EL)
IC131 (6/7)
13 12
TC74VHC04FT(EL)
GND
+5V +5V
C291 C292
VCC VCC
0.1uF 0.1uF
GND GND
GND GND
IC131 (7/7) IC122 (2/2)
TC74VHC04FT(EL)
TC7SH04FU-TE85R
+3.3V-2
4
VCC C145
0.1uF
GND
(5/5)
IC114
TC74VHC08FT(EL)
5
P