Sony BVW-55 Maintenance Manual page 734

1
IC1951(5/5)
TC74VHC02FT(EL)
+5V
VCC
GND
2
IC1951(1/5)
TC74VHC02FT(EL)
2
1
9P 3
L-X13
+5V
IC1951(2/5)
TC74VHC02FT(EL)
R1951
100k R1952 5
4
100
6
CN100 (82/140) 82 H-VIDEO_EE
CN101 (82/140) 82 H-VIDEO_EE
IC1951(4/5)
TC74VHC02FT(EL)
11
1P,2P, 3P,8P,9P H-VIDEO_EE 13
IC1952(1/4)
12
TC74VHC27FT(EL)
1
8P Y_REF_INS
2
8P Y_PEDESTAL_INS
13
9P XTAL_INS
R1002
0 R1003
NM 0
R1953
0 TC74VHC32FT(EL)
NM
1
2
R1954
100k
R1955
3 0 TC74VHC32FT(EL)
NM
4
5
R1956
100k
TC74VHC27FT(EL)
3
4
8P C_REF_INS
5
8P C_PEDESTAL_INS
TC74VHC27FT(EL)
9
10
11
4P H-OXIDE
4P H-METAL IC1955(1/5)
TC74VHC08FT(EL)
1
2
9P H-REF_OSC_ON
4
5
IC1955(2/5)
TC74VHC08FT(EL)
IC1954(5/5)
TC74VHC32FT(EL)
4
+5V
VCC
C1952
0.1uF
GND
IC1951(3/5) IC1954(4/5)
8 12
10 TC74VHC02FT(EL) 11 TC74VHC32FT(EL)
9 13
IC1954(3/5)
9
8 TC74VHC32FT(EL)
10
5
A B
IC1953(5/5)
TC74VHC08FT(EL)
+5V
1P Y_COS1_CONT
R908
10k
VCC
C1950
0.1uF
GND
1P Y_MAIN_CONT
IC1953(1/5)
TC74VHC08FT(EL)
1
3
2 H-Y_FAST_SEARCH 1P
IC1953(2/5)
TC74VHC08FT(EL)
4
6
5
1P
Y_SUB_CONT
IC1953(3/5)
TC74VHC08FT(EL)
9
8
10 H-Y_PB
1P
IC1953(4/5)
TC74VHC08FT(EL)
12
11
13 H-Y_EE 1P
1P Y_DO_THRESHOLD
IC1952(4/4) 1P Y_OMC_CONT
TC74VHC27FT(EL)
R904
12
+5V 1k
4P H_+18_TIMES
VCC
C1951
0.1uF
GND
IC1954(1/5)
3
H-Y_WHITE_MARKER 1P
7P YC_DELAY_CONT_CH
IC1954(2/5)
6
H-Y_PEDESTAL_MARKER 1P,3P
IC1952(2/4)
2P C_COS1_CONT
6
H-C_EE 2P
R909
10k
IC1952(3/4)
8 2P C_MAIN_CONT
H-C_PB 2P
2P C_SUB_CONT
3
H-OXIDE_OSC_ON 1P,2P
6
H-METAL_OSC_ON 1P,2P
2P C_DO_THRESHOLD
2P C_OMC_CONT
1P,8P,9P ADV_Y_SW_PLS
IC1955(5/5)
TC74VHC08FT(EL) 2P,7P,8P ADV_C_SW_PLS
+5V
R903
10k
VCC
CN101 (23/140)
23 ADV_Y_SW_PLS
GND
CN100 (23/140)
23 ADV_Y_SW_PLS
IC1955(3/5) CN101 (21/140)
9 21 ADV_C_SW_PLS
8 TC74VHC08FT(EL)
CN100 (21/140)
10 21 ADV_C_SW_PLS
IC1955(4/5)
12
11
TC74VHC08FT(EL)
13 CN101 (15/140) 15 SV-DM_JP0
CN101 (13/140) 13 SV-DM_JP1
CN100 (15/140) 15 SV-DM_JP0
CN100 (13/140) 13 SV-DM_JP1
9P L-NOR_PB
9P H-ANA_PB
9P DM_CS
9P SYIF2_CMD
9P SYIF2_RES
9P SYIF2_SCK
9P SYIF2_RDY
C
DM-121 (4/9) DM-121 (4/9)
+5V-21
IC901(1/3)
TC74HC4053AFT(EL) 16
14 VCC 12
COM 0
13
1
11
SEL
6
INH
VEE GND
7 8
-5V-21
IC901(2/3)
TC74HC4053AFT(EL)
R910
0
15 2
COM 0
1
1
10
SEL
IC901(3/3)
TC74HC4053AFT(EL)
4 5
COM 0
3
1
9
IC905
SEL
M62352GP-75ED
+5V-21
+5V-21 C906
0.022uF
IC902 (2/3)
TC74HC4053AFT(EL) 16 11
C904
0.022uF 10
14 VCC 12 VCC
COM 0 VREFU
13
1
11 18 17
SEL AO1 DI
6 19
INH AO2
VEE GND 2 14
AO3 DO
7 8 3
AO4
4
AO5
5
-5V-21
IC902 (1/3) AO6
6
R906 TC74HC4053AFT(EL)
AO7
1k
4 5 7
COM 0 AO8
3 8
1 AO9
9 9 16
R907
SEL AO10 CK
100
12
AO11
CL902
13 15
AO12 LD
H:Y STILL DO
L:Y DO THRESHOLD 1
Q901
VREFL
DTC144EUA-T106 GND
20
+5V-31
IC903 (3/3)
16
TC74HC4053AFT(EL)
14 VCC 12
COM 0
13
1
11
SEL
6
INH
VEE GND
7 8
-5V-31
IC903 (1/3)
R911 TC74HC4053AFT(EL)
0
15 2
COM 0
IC906
1
1 M62352GP-75ED
10
SEL
C903 +5V-31 C907
100uF 100uF
6.3V 6.3V
IC903 (2/3)
TC74HC4053AFT(EL)
C908
4 5
0.022uF
COM 0
3
1
9 11
C905
SEL
0.022uF
10 VCC
VREFU
IC902 (3/3)
TC74HC4053AFT(EL)
18 17
15 2 AO1 DI
COM 0 19
1 AO2
1 2 14
10 AO3 DO
SEL 3
AO4
4
AO5
5
+5V-31
AO6
6
AO7
IC904
8 5 7
TC4W53FU(TE12R) AO8
R901
VDD A 6 8
1k
1 AO9
7 9 16
R902 100 AO10 CK
INH VSS VEE
12
2 4 3 AO11
CL901
13 15
-5V-31 AO12 LD
+5V-8
1
VREFL
GND
H:C STILL DO
R905 R914
20
10k R912 0
L:C DO THRESHOLD
100 NM
C901
22pF
R913 R915
100 100
C902
22pF
CL904
CL905
4-40 (a) 4-40 (a)
D E
IC908
UPD78011BGC-608-AB8
41 35
X1 RESET
R928 R931
X901 100k 100k
+5V
42
X2 R929 R933
100k 100k
C909 C910
22pF 22pF
R935
R926 S901
10k
10k
51
1
P14/AN4
52
3
P15/AN5
53
5
P16/AN6
54
7
P17/AN7
R932
0
+5V
NM
IC907(1/5)
R923
TC74HC4066AFT(EL) 10k
2 1 30 47
P63 P10/AN0
48
13 P11/AN1
49
P12/AN2
IC907(5/5)
50
TC74HC4066AFT(EL)
P13/AN3
43
+5V
IC
44
XT2
VCC 21
P53/A11
GND
1
P30/TO0
2
P31/TO1
3
P32/TO2
4
P33/TI1
5
P34/TI2
6
P35/PCL
7
P36/BUZ
8
P37
L:METAL
10
P40/AD0
11
P41/AD1
12
P42/AD2
13
P43/AD3
+5V
14
P44/AD4
15
R1957
P45/AD5
2.2k
16
IC907(2/5) P46/AD6
R922 R924 R925
17
TC74HC4066AFT(EL) 10k 10k 10k R941
P47/AD7
1k
4 3 29
P62
IC910
5
R943
19 TC7SET08FU(TE85R)
100k
P51/A9
+5V-21
9 8 28
P61
IC907(3/5)
6
TC74HC4066AFT(EL)
5
R940 R942
10k 10k
11 10 27 22 2 VCC 4
P60 P54/A12 A Y
23
12 P55/A13
C917 C918
25 1
0.022uF 0.022uF
P56/A14 B
IC907(4/5) 26 GND
P57/A15
TC74HC4066AFT(EL)
3
18 31
P50/A8 P64/RD
32
P65/WR
33
P66/WAIT
39 34 IC909
P03/INT3 P67/ASTB
BR93LC46F-E2
38 45
P02/INT2 P04/XT1
R930 R934 R936
100k 100k 100k
56
AVREF
+5V-8
36 55
P00/INT0/TI0 AVDD
DGND
57
P20/SI1
E901
58
P21/SO1 C913 C911
0.022uF 100uF
59
P22/SCK1 6.3V
60 46
P23/STB AVSS
+5V +5V
R916 100k 61 40
P24/BUSY VDD
R917 100k 62
P25/SI0/SB0
R918 100k 63
C914 C912
P26/SO0/SB1
0.022uF 100uF
R919 100k 64
6.3V
P27/SCK0
R920 100k 37 24
P01/INT1 VSS2
R921 100k 20 9
P52/A10 VSS1
F G
9P
DM_SYS_RESET
2
ADJ
4
TIME
6
AGC OFF
8
DO ADJ
+5V-21
R937
1k
H-DO_ADJ 1P,2P
Q902
DTC144EUA-T106
H-AGC_ON 1P,2P
L-ADJ 3P
Y_RF_ENV 1P
C_RF_ENV 2P
H-SEARCH_TUNE_14M 1P
H-SEARCH_TUNE_6M 1P
H-SEARCH_SW_FLAT 1P
L-Y_DOP 1P
H-SEARCH_SW_LOW 1P
H-SEARCH_LPF_8M 1P
H-SEARCH_SW_MID 1P
+5V
R938
1k
H-METAL 1P,2P,3P, 4P
Q903
DTC144EUA-T106
H-OXIDE 1P,3P,4P, 7P
H_+18_TIMES 3P,4P
D901 +5V
CL-170G-CD-T R939
2.2k
Q904
DTC144EUA-T106
ADJUST
(GREEN) CN100 (17/140)
SV_TAPE_SPEED 17
CN101 (17/140)
SV_TAPE_SPEED 17
IC911(2/2)
NJU7062M(TE2)
+5V-21
C919
0.1uF
3 8
R944
+ 1k
1
SV_TAPE_SPEED 3P
2 -
C920
4
470pF
+5V
IC911(1/2)
2
NJU7062M(TE2)
R927 +5V
5 VCC 6
0
DI DO 5
NM
3 1
+
CS NC1 7
C916 C915
4 8
0.022uF 100uF
SK NC2 6 -
6.3V
GND
7
BVW-55
H