Panasonic DMR-EZ27P, Service Manual

Page: 37 / 74

11.2. Analog Video Block Diagram
Q7801
BUFFER 16
DIGITAL/ANALOG TUNER
TU7801
VIDEO OUT
DMR-EZ27P/PC
Analog Video Block Diagram
Pr/R/C SAG
Pr/R/C OUT
Pb/B SAG
Pb/B OUT
Py/G SAG
Py/G OUT
Y75 SAG
Y75 OUT
V75 SAG
V75 OUT
C75 OUT
V
Y
SW1
DVD R/Pr IN
DVD B/Pb IN
DVD G/Py IN
DVD Y IN
DVD C IN
2
I C-BUS CONTROL
SW A
SW2 Py/G SW
6M LPF
12M LPF
Pb/B SW
BIAS 6M LPF
BIAS 6M LPF Pr/R/C SW
CLAMP
BIAS
DRV MIX
BIAS 6M LPF
+
6M LPF CLAMP
75
75
75
75
75
75
0dB
0dB
MIX A
C-SW A
Y-SW A
+
MIX A
V-SW A
BIAS
BIAS
CLAMP
CLAMP
CLAMP
CLAMP
CLAMP
:PB SIGNAL :REC SIGNAL
I2C5CK
I2C5DT
SCL
SDA
G TU V OUT A
23
S1/S2 DET3
S1/S2 DET1
9
56
48
52
64
60
30
26
P7401
P7401 P56001
P56001
58
57
34
32
L123 SWIDE
BLOCK SECTION
TO DIGITAL
Y/V OUT A
COUT A
65
69
42
P56001 P7401 V YIN DM
38
P56001 P7401 CPNCIN DM
RPC R OUT
BPC B OUT
GPC Y OUT
CPN Y OUT
CPS V OUT
CPN C OUT
C/S DET
CPN Y IN
CPN C IN
LINE V IN
(480P/480I)
VIDEO OUT
COMPONENT
JK3903
19 IC7501- 8
DET OUT A
S1/S2 OUT
31
(RED)
PR/CR
(BLUE)
PB/CB
Y(GREEN)
2
3
4
VIDEO OUT
JACK
A/V OUT
JK3901
10
9
13
OUT
S-VIDEO
C
Y
C/S DET1
Y1 IN
C1 IN
VIDEO1 IN
C/S DET3
Y3 IN
C3 IN
VIDEO3 IN
TUNER
Y
C
C
Y
FRONT S IN L
FRONT Y IN
FRONT C IN
FRONT V IN
6
7
10
5 VIDEO IN 7
4
IN
S-VIDEO
6
3
FRONT A/V IN JACK
JK3801
FRONT S-VIDEO IN JACK
JK3802
20
21
24
19
4
IN
S-VIDEO
6
3
14 VIDEO IN
JACK
A/V IN
JK3901
3
FROM/TO DIGITAL
BLOCK SECTION
P7401 P56001
P56001 P7401
P7401 P56001
P7401 P56001
P7401 P56001
RPROUT DM
BPYOUT DM
GPYOUT DM
YOUT DM
COUT DM
35
43
51
33
47
36
37
39
27
26
29
28
30
(VIDEO PROCESSOR)
IC3001
41
4
JW3901
8
JW3901
6
JW3901
7
JW3901
DMR-EZ27P / DMR-EZ27PC
37