11.2. Analog Video Block Diagram
PS90002
P7412
1
2
P7412 PS90002
18
19
+
BIAS
CLAMP
48
47
DEC C OUT
DEC Y OUT
5
PS90002 P7412
7
P7412
PS90002
DEC_DT_C_IN
DEC_DT_Y_IN
FROM
BACK END P.C.B.
DT_C
DT_Y
(SW17C)
a
b
(SW17V)
a
b
(SW17Y)
a
b
DMR-EX77EG/EC/EC1/EB,
EX87EG/EC/EC1/EB
Analog Video Block Diagram
V/Y IN DM
CPN CIN DM
MAIN P.C.B.
1.0V
2.3V
5V
:PB SIGNAL
:REC SIGNAL
CLAMP
V
TUNER
30
INTERLACE
PROGRESSIVE/
VIDEO OUT
COMPONENT
Y
PB
PR
1
4
JK3903
3
2
RED/C
15
VIDEO/Y
19
GREEN
11
(TV)
AV1
BLUE
7
21PIN JACK
JK3901
OUT
C
Y
S-VIDEO
JK3001
OUT
VIDEO OUT
JK3001
15
(DECODER/EXT)
AV2
VIDEO
19
21PIN JACK
JK3901
TU7801
U/V TUNER
17
OUT
VIDEO
DIGITAL P.C.B.
TO
P59001
P7402
71
75
P7402
P59001
P59001
P7402
83
88
P7402
P59001
P59001
P7402
84
87
P7402
P59001
LOGIC
IIC BUS
SDA
89
SCL
88
SECTION
TIMER
FROM/TO
IIC DATA
IC7501- 30
29
IC7501-
IIC CLK
B
Q7501,Q7503-
(SW10)
CLAMP
CLAMP
CLAMP
CLAMP
BIAS
CLAMP
SLICER
85
OUT
ADC
V/Y
83
OUT
C-ADC
81
TUNER V
AV2 V/Y
AV2 R/C
AV3 V
AV3 C
AV3 Y
AV1 V
CIRCUIT
SWITCH
SELECT
OUTPUT
ADC
OUT
V
AV2
28
SV2
e
d
c
b
a
OUT
V/Y/C
AV1
26
SV1
e
d
c
b
a
a
b
(SW9)
OUT
V
24
23
a
b
(SW8)
OUT
C
22
(SW7)
a
b
OUT
Y
20
19
OUT
G
AV1
17
6MHz
(SW5)
12MHz
a
b
c
15
OUT
Y
COMP
14
(SW6)
a
b
c
d
OUT
B
AV1
12
OUT
B-Y
COMP
11
6MHz
(SW4)
12MHz
a
b
c
d
OUT
R-C
AV1
9
(SW3)
a
b
c
(VIDEO PROCESSOR)
IC3001
OUT
R-Y
COMP
7
(SW2)
a
b
c
(SW1)
12MHz
6MHz
CLAMP
BIAS
CLAMP/
CLAMP
BIAS
CLAMP/
+
LPF
6MHz
CLAMP
BPF
6MHz
BIAS
a
b
CLAMP
BIAS
c
b
a
AV2 V/Y
AV2 B
AV2 G
AV2 R/C
AV3 V
AV3 C
AV3 Y
AV1 V
AV2 V/Y
< B >
< RGB CPSV >
< R >
< G >
AV2 B
AV2 G
AV2 R/C
AV3 V
AV3 C
AV3 Y
31
5
3
1
(DECODER/EXT)
AV2
VIDEO/Y
BLUE
GREEN
RED/C
20
7
11
15
21 PIN JACK
JK3901
VIDEO IN
37
S-VIDEO IN
45
AV3
JK3802
FRONT JACK
AV3
JK3801
FRONT JACK
41
7
6
4
3
2
1
4
3
33
99
97
95
93
91
AV1 VIDEO
(TV)
AV1
20
21 PIN JACK
JK3901
FROM
DIGITAL P.C.B.
BPBOUT DM
GPYOUT DM
RPROUT DM
Y OUT DM
C OUT DM
P59001
67
P7402
P7402
P59001
63
59
P59001
P7402
51
P59001
P7402
55
P7402
P59001
< R >
< B >
< RGB CPSV >
< G >
9
10
13
BACK END P.C.B.
TO
IFD_OUT1
IFD_OUT2
IF OUT [-]
IF OUT [+]
DT Y IN
DT C IN
DMR-EX77EG / DMR-EX77EC / DMR-EX77EC1 / DMR-EX77EB / DMR-EX87EG / DMR-EX87EC / DMR-EX87EC1 / DMR-EX87EB
47
