Panasonic DMR-ES25P, Service Manual

Page: 44 / 77

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
SCL
SDA
23
S1/S2 DET1
S1/S2 DET2
9
58
57
34
32
Y/V OUT A
COUT A
65
69
8
DET OUT A
S1/S2 OUT
31
C/S DET2
Y2 IN
C2 IN
VIDEO2 IN
C/S DET1
Y1 IN
C1 IN
VIDEO1 IN
TUNER
6
7
10
5
20
21
24
19
3
35
43
51
33
47
36
37
39
27
26
29
28
30
41
27
24
OUTR
RFOUT
-
+
-
+
26
DAL
DAR
25
0.5dB
0.5dB
SELECTOR
INPUT
-6.1dB
-6.1dB
+
-
+
-
2
LOGIC
BUS
I C
+
-
+
-
EXT12
10
EXT11
9
LS
OUTL
28
29
SDA
SCL
FRONT2
FRONT1
EXT22
EXT21
31
32
12
11
21
20
H
VIN VOUT
NR GND
:ON
1 2 3
4 5
IC
H
-
+
NOISE GND ON
VOUT VIN
REFERENCE
BANDGAP
PROTECTION
THERMAL
5 4
3 2 1
IC3001
VIDEO PROCESSOR
IC-DETAIL BLOCK DIAGRAM IC4001
AUDIO PROCESSOR
IC-DETAIL BLOCK DIAGRAM IC4002
AU +5V SWITCHING REGULATOR
IC-DETAIL BLOCK DIAGRAM
IC4003
AU +9V SWITCHING REGULATOR
IC-DETAIL BLOCK DIAGRAM
IC3001 Detail Block Diagram
IC4001 Detail Block Diagram
IC4002 Detail Block Diagram
IC4003 Detail Block Diagram
DMR-ES25P/PC IC-Detail Block Diagram
DMR-ES25P / DMR-ES25PC
44