JVC SR-VS30E/EK, Service Manual

Page: 111 / 136

4-23 4-24
4.11 TERMINAL (I/O) SCHEMATIC DIAGRAM
H G F E D C B A
4
5
3
2
1
The Parts Number, value and rated voltage etc. in the Schematic Diagram are for references only.
When replacing the parts, refer to the Parts List. Note :
p20226001a_rev0
REAR1_Y/V_IN
REAR1_C_IN
J901
REAR_V_IN
R915
Q903
R926
R902
R911
C936
C941
L917
R923
R925
L915
R924
R927
Q905
CN902
Q904
R914
R917
D902 D901
Q902
R918
L913
C931
R919
J904
R947
L912
C926
C947
S_Y_OUT
S_C_OUT
Q909
GND
R916
R907
Q911
R908
R905
R906
C949
R922
B903
L906
L907
L908
R909
J902
C937
L911
R948
B902
J905
J906
L909
R941
C912 C914
C915
R940
L916
C916
L914
C904 C906
C938
C907 C908
L902
L901
L903
L904
C917 C919
C945
Q906
C933
C918 C920 C921 C922
R928
C923
C913
C943
C924
C946
Q907
R921
R920
R_V_OUT
C939
Q908
SW12V
C925
C.BOX/SAT_CTL
C955
CN901
R929
C928 C930
IC901
C944 C940 C935
C934
R910
R901
C901 C902
L905
C927
C903
C909 C910
R913
L910
C911
J903
Q901
B901
R904
R903
R931 R930
R932
L918
C948
C942
R936
R937
R934
R935 R933
R938
R939
C905
C950
Q910
C929
R942
R912
C952 C951
C953
C954
L919
Q913
Q912
R945 R946
R943
R944
10
µ
H
100
75
75
0
Ω
470
470
100
100
4.7k 33k
100
10k
68
15
µ
0.01
47
10
µ
H
10
µ
H
10
µ
H
100
100
220
100
4.7
µ
4.7
µ
4.7
µ
0
Ω
0.022
15
µ
75
4.7
µ
10k
330p 330p
470p
15k
1
µ
470p
330p 330p
33p
470p 470p
4.7
µ
4.7
µ
4.7
µ
4.7
µ
10
330p 330p
100
470p
47
47
0
Ω
0
Ω
0.1
0.01
330
100
0.001
10 0.022 0.022
0.022
75
75
330p 330p
1
µ
470p
330p 330p
100
0.22
µ
470p
1k
75
100 100
4.7k
0.01
4.7k
0
Ω
1k
560 6.8k
2.7k
3.3k
470p
0.1
0.001
330
68
0.01 47
0.01
220
390 390
100
100
A.OUT A.OUT
A.IN A.IN A.GND
GND GND GND
GND
V.OUT V.GND R/C GND
V.IN V.GND SCRAMBLE
[L]
[L]
[R]
[R]
[H]
AV2/DECODER
OPEN
OPEN
OPEN
OPEN
GND
I2C_DATA2
I2C_CLK2
SW12V
CH+12V
3.58NTSC[H]/P.ON_P
SCR[H]
P50_I/O
TU_VIDEO
OPEN OPEN
DTC144WU
SHORT
/16
A.OUT[R]
/6.3
DTC114EU
/6.3
OPEN
A.OUT A.OUT
A.IN A.IN A.GND
GND GND GND R/C V.GND V.OUT GND
GND V.GND V.IN FUNC.
SW
P50
[L]
[L]
[R]
[R]
OPEN
OPEN
OPEN OPEN
/16
OPEN
OPEN OPEN OPEN
/6.3
OPEN
/6.3
/6.3
GND
A.IN1[L]
A.IN1[R]
A.OUT[L]
A.OUT[R]
A.IN2[L]
A.IN2[R]
DEC_OUT[L]
DEC_OUT[R]
OPEN
BH7636S
/16
OPEN
A.OUT[L]
OPEN
OPEN
OPEN
1/2W
/16
/6.3
SHORT
1/2W 1/2W
RAPID SW RAPID SW
AV1 IN/OUT
G B B G
TERMINAL(I/O)
TERMINAL(S-SUB)
EXP1 EXP2
CURRENT
LIMITER
SAT_CTL
0
S_OUT
Y
TO MAIN (CONNECTION)
TO
C
2 1
4 3
6
CLAMP CLAMP CLAMP
CLAMP
6dB 6dB
CLK
D
ATA
DRIVER B
UFFER
DRIVER
B
UFFER
B
UFFER
B
UFFER
B
UFFER
I2C-BUS
CONTROL
TO MAIN (CONNECTION)
2SC4081/QRS/ or 2SD1819A/QRS/ or 2PC4081/R/.
2SA1576A/QR/ or 2SB1218A/QR/ or 2PA1576/R/.