On Screen Schematic Diagram - JVC SR-VS20E Service Manual

Mini dv/s-vhs video cassette recorder
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4.16 ON SCREEN SCHEMATIC DIAGRAM

1 7 ON SCREEN
5
4
TO MAIN (VIDEO I/O SW)
CN704
CN851
2Fsc
OSD_CS
S.CLK
S.DATA_FRSYS
I2C_CLK2
EDS[H]/
EDS_CS/
I2C_DATA2
SWD_S.DATA
3
CHARA_DATA
P.MUTE[L]
V_FROM_OSD
SYNC_DET[H]
OSD_IN
GND
V_TO_OSD
SW5V
OSD_C
OSD_Y
SW12V
D_P.MUTE[H]
D_Y/V_IN
2
1
A
B
R856
OPEN
C851
C852
C853
R853
C854
330
0.22
1
10k
OPEN
/6.3
L851
R852
OPEN
R851
OPEN
R854
R855
OPEN OPEN
D851
SHORT
(24)
(23)
(22)
(21)
(20)
(19)
(18)
Q861
DTA144WU
R890
330
R891
R874
1k
L858
22µ
D852
1.5k
D853
100
D854
100
B860
R873
L857
C865
33µ
10p
C864
C866
C867
Q856
OPEN
OPEN
33p
OPEN
C
D
The Parts Number , value and rated voltage etc. in the Schematic Diagram are for references only.
Note :
When replacing the parts , refer to the Parts List.
B856
OPEN
C855
R858
OPEN
OPEN
R857
C856
C860
1
L852
0.01
22µ
L853
Q851
10µ
OPEN
C857
C859
56p
OPEN
IC851
LC74775-9750
C858
0.47
(17)
(16)
(15
(14)
(13)
C874
0.22
R889
R875
R876
4.7k
OPEN
5.1k
C877
C878
47
0.01
/16
C872
R877
0.1
1.8k
B861
C868
C869
C870
C871
33p
OPEN
100p
100p
B863
C873
OPEN
4.7
/25
B862
2SC4081/QRS/.
2SA1576A/QR/.
E
4-35
4-36
B859
OPEN
B857
OPEN
R863
R865
1k
680
B855
R861
C861
L856
1k
15p
82µ
B858
Q852
OPEN
OPEN
Q855
Q853
L854
R860
R862
L855
SHORT
1k
27µ
Q854
C862
R859
47p
C863
R864
R866
OPEN
100p
1.8k
680
C886
0.1
NC
IC852
MM1115XF
NC
C884
0.1
L859
C885
4.7µ
0.1
R886
R883
R884
680
D855
8.2k
2.7k
DTC114EU
C882
DA204U
Q859
0.022
Q858
R879
3.3k
R882
180k
R881
R880
C879
470
0.1
R885
15k
Q857
C881
470p
C880
R888
OPEN
4.7k
T851
PELN0806
p20192001a_rev0
F
G
R867
1.8k
R887
10k
Q860
C883
2.2
/50
H

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