Panasonic NV-SV120EG, Service Manual

Page: 131 / 138

4
3
REAR C OUT
REAR Y OUT
JK4903
S-VIDEO
OUT
TW3024 TW3021
VIDEO MAIN SIGNAL PATH IN REC MODE VIDEO MAIN SIGNAL PATH IN PLAYBACK MODE
19
15
20
VIDEO/Y OUT
C OUT
VIDEO IN
19
JK4902
AV1(TV)
REAR VIDEO OUT
JK4904
VIDEO
OUT
JK4901
AV2
(DECODER)
15
VIDEO OUT
C IN
20 VIDEO/Y IN
6
24
TUNER/
TV DEMODULATOR
RFC VIDEO OUT
TUNER VIDEO
FRONT VIDEO IN
JK4801
AV3
VIDEO IN
PS4801 PP3901
9
4
3
JK4802
AV3
S-VIDEO
IN
PS4801 PP3901
12
PS4801 PP3901
14
FRONT C IN
FRONT Y IN
TW3004
TW3002
(INPUT/OUTPUT SELECT)
IC4902
+
31
29
30
36
33
34
38
40
23
CLAMP
CLAMP
CLAMP
CLAMP
CLAMP
CLAMP
CLAMP
CLAMP
CPN
Y OUT
CPS
OUT
CPN
C OUT
V IN2
V OUT
AV1
V OUT
AV2
CPN
Y IN1
V IN3
V IN1
CLOCK
CPN
Y IN1
CPN
C IN1
CPN
Y IN3
CPN
Y IN2
CPN
C IN2
V IN4
CPS/
CPN Y
OUT
CPN
C OUT
2
10
8
6
20
18
16
14
12
TW3022
TW3023
NOR
S-VHS
IC4901
Q4901,
Q4902
BUFFER
1
5
7
42
CPN
C IN1
DATA
1
IIC BUS
INTERFACE
52
72
71
50
OSD
SIGNAL
PROCESS
IIC DATA
IIC CLOCK
IC6001
(OSD u-COM SLICER)
IC6003
SDA
SCL
VCBS
5
4
17 AMP
Q6004
VIDEO OUT
Q6009
BUFFER
Y OUT
C OUT
OSD VIDEO
1.7MHz
TRAP 4.47MHz
BPF
BUFFER
Q3006
L3016,
C3063 L3015,
C3069
SECAM C
IC3002
4
2
L
H
CHROMA SEPARATOR
SECAM YC
VIDEO/Y IN
REC C
A8
A7
A6
A5
A4
A3
A2
A1
BUFFER
Q6010
(EC/EP)
NV-SV120EC/EB/EP
LUMINANCE & CHROMINANCE BLOCK DIAGRAM