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VIDEO MAIN SIGNAL PATH IN REC MODE
R
:TO POWER SUPPLY/RF SECTION
S
:TO SYSTEM CONTROL & SERVO SECTION
V
:TO LUMINANCE & CHROMINANCE/AUDIO SECTION
A
:TO Hi-Fi AUDIO SECTION
G
R
PS 12V
R
PS 5V
R
N.SW 5V
S
AV2 PB 12V
A
AUDIO IN2 (R)
A12
A
AUDIO IN2 (L)
A11
A
AUDIO OUT2 (L)
A10
A
AUDIO OUT2 (R)
A9
F
A
AUDIO IN1 (R)
A8
A
AUDIO IN1 (L)
A7
A
AUDIO OUT1 (L)
A6
A
AUDIO OUT1 (R)
A5
S
PROJ. 50
A4
S
AV1 PB 12V
A3
S
AV1 PB
H
A2
S
VIDEO OUT
A1
C4916
0.1
E
IC4901
D
LA73021M
C
S
SLEEP
H
S
OSD IIC DATA
S
OSD IIC CLOCK
B
R
TUNER VIDEO
B1
V
VIDEO IN
B2
S
PROG.
H
B3
A
R
GND
R
GND (A)
NOTE:THE MEASUREMENT MODE OF THE DC VOLTAGE IN THE BRACKETS ON THIS DIAGRAM IS RECORD MODE
WITH PAL COLOUR.(SP MODE)
1
2
VIDEO MAIN SIGNAL PATH IN PLAYBACK MODE
A13
A14
A15
A16
L4903
68u
C4925
C4926
0.1
6V220
L4902
68u
C4920
C4921
R4905
0.1
6V220
22K
R4904
15K
R4915
470
D4903
C4919
MA165
0.1
11.3
2.2
2.2
(0)
0
0
0
1.8
36
35
34
33
32
31
30
29
28
GND
FSS
OUT
6dB
CLAMP
CLAMP
SW1
C
A
B
SERIAL
CONTROL
CLAMP
IIC BUS
INTERFACE
POWER
EXT
EXT
V REF
SAVE
CTL 4
CTL 2
GND
1
2
3
4
5
6
7
8
9
0
4.8
4.8
0
0
2.3
6.2
0
(0.3)
(0.3)
R4938
C4937
C4929
C4930
220
0.1
0.1
0.1
B6
B7
B1
( )
3
4
AUDIO MAIN SIGNAL PATH IN REC MODE
A17
A1
A2
12.3
R4909
22K
12.3
(0)
11.7
R4926
(0)
470
R4910
470K
R4928
1.3
1K
Q4904
0.6
2SB709A
(AMP)
R4927
1K
C4923
C4928
0.1
0.1
5.2
2.1
0
1.8
0
4.9
2.3
27
26
25
24
23
22
21
20
19
N.SW
GND
PS 5V
GND
5V
6dB
CLAMP
CLAMP
SW3
D
A
C
B
C
D
B
E
A
SW2
CLAMP
AMP
RIPPLE
EXT
EXT
FLT
CTL 3
CTL 1
BUF
BUF
12V
GND
10
11
12
13
14
15
16
17
18
10.9
1.8
12.3
0
0
3.4
1.6
1.6
C4942
0.1
L4904
0
R4942
C4941
0
0.1
B2
THE MEASUREMENT MODE OF THE DC VOLTAGE OUT OF THE BRACKETS ON THIS DIAGRAM IS PLAYBACK MODE
WITH PAL COLOUR SIGNAL.(SP MODE)
5
6
7
AUDIO MAIN SIGNAL PATH IN PLAYBACK MODE
LB4902
A3
TW4903
220
LB4901
TW4907
220
R4945
15K
A4
Q4901
2SD601A
LB4906
R4946
(AV1 PB
H
:ON)
220
22K
A5
A6
LB4905
D4904
R4902
C4915
C4914
220
MA165
470
470P
470P
TW4902
TW4901
R4918
330
A7
A8
R4916
C4913
C4912
330
470P
470P
L4901
0.22u
TW3003
R4913
75
A14
A13
R4914
75
R4903
4700
R4941
10K
3.4
LB4904
220
A9
A10
LB4903
220
C4905
C4906
470P
470P
R4912
330
A11
A12
R4906
C4903
C4904
330
470P
470P
A15
R4908
75
A17
A16
R4911
75
0.3
QR4905
0
D4902
UN2215
MA4051NM
(PROG
:ON)
H
4.8
0.3
QR4904
UN2215
0
(PROG
H
:ON)
4.8
B3
B7
B6
NOTE: DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR
8
9
JK4901
VJJ0377
3
AUDIO
OUT(L)
2
AUDIO
OUT(R)
1
TW4906
JK4903
K1FB121B0003
(AV1)
TV
1
1
AUDIO OUT (R)
2
2
AUDIO IN (R)
3
3
AUDIO OUT (L)
4
4
GND (A)
5
5
GND
6
6
AUDIO IN (L)
7
7
BLUE
8
8
PB +12V
C4909
C4910
9
9
GND
47P
47P
10
10
CONTROL
11
11
GREEN
12
12
13
13
GND
14
14
GND
15
15
RED
16
16
BLANKING
TW3002
17
17
GND
18
18
GND
19
19
VIDEO OUT
20
20
VIDEO IN
21
21
GND
Q4903
2SD601A
0.3
(RGB ON:ON)
0
0
0.3
QR4903
UN2212
(RGB OFF
H
:ON)
JK4902
K1FB121B0003
(AV2)
DECODER/EXT
1
1
AUDIO OUT (R)
2
2
AUDIO IN (R)
3
3
AUDIO OUT (L)
4
4
GND (A)
5
5
GND
6
6
AUDIO IN (L)
7
7
BLUE
8
8
PB +12V
C4907
C4908
9
9
GND
47P
47P
10
10
IIC CLOCK
11
11
GREEN
12
12
IIC DATA
13
13
GND
14
14
GND
15
15
RED
16
16
BLANKING
17
17
GND
18
18
GND
19
19
VIDEO OUT
20
20
VIDEO IN
21
21
GND
D4901
MA4051NM
ORDERING.WHEN YOU
ORDER A PART,PLEASE REFER TO PARTS LIST.
10
11
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