Panasonic DMR-EH49ECA, Service Manual

Page: 51 / 99

S-6
(SW17C)
a
b
(SW17V)
a
b
(SW17Y)
a
b
P7402 P59001
27
P7402 P59001
21
P7402 P59001
23
P7402 P59001
49
P7402 P59001
51
V/Y IN DM
CPN CIN DM
MAIN P.C.B.
:PB SIGNAL :REC SIGNAL
CLAMP
V
TUNER
30
INTERLACE
PROGRESSIVE/
VIDEO OUT
COMPONENT
Y
PB
PR
CR
CB
Y
1
4
JK3006
3
2
RED/C 15
VIDEO/Y 19
GREEN 11
(TV)
AV1
BLUE 7
21PIN JACK
JK3901
OUT
C
Y
V
S-VIDEO
JK3004
3
4
OUT
VIDEO OUT
JK3003
1
4
(DECODER/EXT)
AV2
VIDEO 19
21PIN JACK
JK3901
TU7801
(U/V TUNER)
17 OUT
VIDEO
TU7802
(U/V TUNER)
17 OUT
VIDEO
DIGITAL P.C.B.
TO
P59001 P7402
79
83
P7402 P59001
P59001 P7402
87
84
P7402 P59001
P59001 P7402
80
88
P7402 P59001
LOGIC
IIC BUS
SDA
89
SCL
88
FROM/TO
DIGITAL P.C.B.
ANALOG TIMER
BLOCK SECTION
(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
SAG
V
24
23
a
b
(SW8)
OUT
C
22
(SW7)
a
b
OUT
Y
20
19
OUT
G
AV1
Y SAG
(COM)
Y SAG
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
ENC C IN
ENC Y IN
ENC G/Y IN
ENC R/R-Y IN
ENC B/B-Y IN
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
>
<
R
G
B
C
PS
V
>
<
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
JK3001
FRONT JACK
AV3
JK3002
FRONT JACK
41
2
1
4
3
2
5
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
75
P7402
P7402 P59001
71
67
P59001 P7402
59
P59001 P7402
63
P7402 P59001
< R >
< B >
< RGB CPSV >
< G >
AV4 V
AV4 Y
AV4 C
35
39
43
AV4 V
AV4 Y
AV4 C
CLAMP
BIAS
CLAMP
DMR-EH49A, EH59A, EX79A
Main P.C.B. Analog Video Block Diagram
C SYNC OUT 86
V SYNC OUT 82
(for EH49A,EH59A)
(for EX79A)
S3.2. Main P.C.B. Analog Video Block Diagram