Video Block Diagram - JVC DR-MX1SEF Schematic Diagrams

VIDEO BLOCK DIAGRAM (1)

8 8 SECAM
ONLY USED 27
FOR EF MODEL
SYNC GATE
GEN
/V-SEP
IC301 X2
R/P
2 16
8 3 VIDEO SW
C
Y
IC501
( Y/C SWITCH )
NOT
+
USED
42 40 39 38 36
41
43
45
Y
47
C
48
49
50
51
52
53
54
55
56
1 2 5 6 7 8
3
NOT
USED
WF5
Q505
Y
FILTER BUF
C
C
17 15
MUTE
SYNC
GEN
REC
PB 4.3MHz
VCA
MUTE BPF
PB
REC
SYNC
PB LIM GATE
2.2MHz 4.3MHz
X2
BPF
BPF
REC
SYNC
1/4
1.1MHz
VCA GATE
BPF
PB
REC/PB
REC
MUTE
MUTE
SECAM
AGC AGC
DET AMP DET
MODE
CTL
IC4301
11 14 13 1 26
10
DET.OUT
FSC_IN
C
PAL/SECAM
DISCRIMINATION
Y
Q504
BUF
NOT NOT NOT NOT
USED USED USED USED
34 33 32 31 30 29
28
NOT
USED
27
25
24
NOT
USED
23
22
21
20
19
NOT
USED
18
NOT
USED
17
NOT
USED
16
15
NOT
USED
9 10 11 12 14
WF6
Q503
C
BUF
CN301 CN7119
C.SYNC
4 12
PB_FM
12 4
SECAM_REC_COLOR
C
10 6
Fsc
14 2
SECAM_PB_COLOR
C
6 10
V_TO_OSD
8 8
SECAM_DET
3 13
SECAM[H]
15
1
EE[L]
5 11
SECAM_[L]
2 14
Q4303
BUF
Q4301
Q4302
9
C_IN BUF
8
CN4302
1 3 5
CN504
C_TO_SECAM
C
2
Y_TO_SECAM
4
Fsc_2
6
CN503
CN502
Fsc
18 18
I2C_CLK_AV1
2 2
I2C_DATA_AV1
1 1
TU_VIDEO1
13
13
V_FROM_OSD
20 20
FRONT_V_IN
14 14
REAR1_C_IN C
11
11
REAR2_C_IN C
9 9
IF_SEL_YV_IN
7 7
FRONT_C_IN C
15
15
FRONT_Y_IN Y
16 16
0 3
MAIN
(TERMINAL)
9 2
JUNCTION(VIDEO)
CN501 CN7123
Y YTODIGI
4 1
CTODIGI
2 3
2-63 2-64
Y
C
IC7101
3
Y TG
4
5
TG
2
Y TG
15
1
TG
13
TG
14
12
TG
2 7
OPE/JACK
CN7112 CN7201
FRONT_V_IN
1 9
FRONT_Y_IN
3 7
FRONT_C_IN C
5 5
CN7111
1 3 5 8
CN7107 13 11 9 6
C
Y
Cb
Cr
Y
C
C.SYNC
1
PB_FM
2
SECAM_REC_COLOR
C
3
Fsc
4
SECAM_PB_COLOR
C
5
V_TO_OSD
6
REAR_V_IN
7
FRONT_V_IN
8
DUB_TO_VHS
9
TO
TU_VIDEO1
TUNER
SECAM_DET
TO
SECAM[H]
VHS SYSCON
EE[L]
I2C_CLK_AV1
I2C_DATA_AV1
SECAM[L]
TO
I2C_DATA1 VDR SYSCON
I2C_CLK1
AV1_YV_IN[H]
TO
V_TO_OSD
V_FROM_OSD ON SCREEN
CN7102
AV1_YV_IN[H]
4 10
I2C_CLK1
5 11
I2C_DATA1
12
7
VHS_V_OUT
9 13
TU_VIDEO1
11 14
DUB_TO_VHS
13 15
Y IF_SEL_YV_IN
13 16
CN7115
Y REAR1_V_IN
17 17
Y REAR2_V_IN
15 18
REAR1_C_IN
3 19
C REAR2_C_IN
1 20
C R/C
13 21
Y V/Y
5 22
Y G/Y
7 23
Cb B/Pb
9 24
Cr R/Pr
11 25
2
J7201
FRONT
1
VIDEO IN
1
J7204
Y 3
Y
FRONT
4
C
2
S IN
CN7108
COUT
11
6 YVOUT
TO
14 CBOUT
10 CROUT DIGITAL(VIDEO IF)
18 VYIN CN1001
20 CIN