Panasonic DMR-BW500EF, Руководство по обслуживанию

Страница: 63 / 114

S-8
S3.2. Analog Video Block Diagram
(SW17C)
a
b
(SW17V)
a
b
(SW17Y)
a
b
10
9
JK3001
REAR JACK
AV4
VIDEO
IN
4
3 1
2 4
3
S-VIDEO IN
JK3002
S-VIDEO
AV4
Y
C
AV4 V
AV4 Y
AV4 C
35
39
43
AV4 V
AV4 Y
AV4 C
CLAMP
BIAS
CLAMP
AV4 V
AV4 Y
AV4 C
DMR-BW500EF
Analog Video
Block Diagram
V/Y IN
CPN CIN
AV IO P.C.B.
1.0V
2.3V
5V
:PB SIGNAL :REC SIGNAL
CLAMP
V
TUNER
30
INTERLACE
PROGRESSIVE/
VIDEO OUT
COMPONENT
Y
PB
PR
9
12
JK3001
8
4
RED/C 15
VIDEO/Y 19
GREEN 11
(TV)
AV1
BLUE 7
21PIN JACK
JK3901
OUT
C
Y
S-VIDEO
JK3002
9
10
OUT
VIDEO OUT
JK3001
9
11
(DECODER/EXT)
AV2
VIDEO 19
21PIN JACK
JK3901
U/V TUNER
TU7801
17
OUT
VIDEO
DIGITAL P.C.B.
TO
DIGITAL P.C.B.
TO
P58001 P3005
19
18
P3005 P58001
P58001 P3005
16
15
P3005 P58001
P6703 P58006
9
8
P58006 P6703
P58002 P3003
84
LOGIC
IIC BUS
SDA
89
SCL
88
SECTION
TIMER
FROM/TO
IIC DATA
IC7501- 31
32 IC7501-
IIC CLK
(SW10)
CLAMP
CLAMP
CLAMP
CLAMP
BIAS
CLAMP
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
OUT
B
AV1
12
6MHz
(SW4)
12MHz
a
b
c
d
OUT
R-C
AV1
9
(SW3)
a
b
c
(VIDEO PROCESSOR)
IC3001
(SW1)
12MHz
6MHz
CLAMP
BIAS
CLAMP/
CLAMP
BIAS
CLAMP/
+
LPF
6MHz
CLAMP
BPF
6MHz
BIAS
IIC
BUS
CONTROL
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
<
RGB
CPSV
>
<GBI
NA>
<GGI
NA>
<GRI
NA>
AV2 B
AV2 G
AV2 R/C
FRONT V IN
FRONT C IN
FRONT Y IN
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
2
1
4
3
2
1
4
3
IC3002
(VIDEO SIGNAL SWITCH)
IC3003
(VIDEO DRIVER)
sc
sa
sb
5
3
6 20
17
15
1
5
3
9
10
8
9
7
16
2
11
12
33
99
97
95
93
91
AV1 VIDEO
(TV)
AV1
20
21 PIN JACK
JK3901
FROM
DIGITAL P.C.B.
HD PB OUT
HD Y OUT
HD PR OUT
SD Y OUT
SD C OUT
P Y OUT Y IN Y OUT
P R OUT
P R OUT
P Y IN2
P Y IN1
P R IN1
P R IN
P R CNT
P B IN1
P B IN
P B CNT
P Y CNT
P B OUT
P B OUT
P59001
8
P7402
P7402 P59001
10
6
P59001 P3005
13
P59001 P3005
12
P3005 P59001
< RGB CPSV >
P58001 P3005
21
< G R IN A >
P58001 P3005
22
P58005 P6702
10
P3003 P58002
15
P58005 P6702
18
P3007 P58002
18
P58006 P6703
19
P3003 P58002
16
< G G IN A >
P58001 P3005
23
< G B IN A >
1
5
EXT CTL 1 13