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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
T :TO TIMER SECTION
G
A
AV2 A IN (L)
A11
A
AV2 A IN (R)
A10
A
AV2 A OUT (L)
A9
A
AV2 A OUT (R)
A8
S
AV1 PB
H
A7
A
AV1 A IN (L)
A6
A
AV1 A IN (R)
A5
A
AV1 A OUT (L)
A4
A
AV1 A OUT (R)
A3
R
TUNER VIDEO
A2
F
R
RFC VIDEO OUT
A1
S
AV2 PB
H
E
L4902
33u
R
PS 12V
C4958
0.1
L4903
33u
R
PS 5V
C4957
6V330
D
IC4902
LA73023V
C
S
VIDEO OUT
B1
V
VIDEO IN
B2
S
PROG
H
B3
B
S
IO IIC DATA
S
IO IIC CLOCK
A
R
GND
R
GND (AV)
NOTE:THE MEASUREMENT MODE OF THE DC VOLTAGE IN THE BRACKETS( )ON THIS DIAGRAM IS RECORD MODE
WITH PAL COLOUR SIGNAL.(SP MODE)
1
2
VIDEO MAIN SIGNAL PATH IN PLAYBACK MODE
A15
A16
A17
12.4
R4914
22K
Q4905
0
2SD601A
(AV2 PB:ON)
0
-0.2
QR4901
2.7
UN2215
(SWITCHING)
R4917
R4916
D4903
0
22K
470
MA165
R4918
R4919
R4915
15K
470K
18K
C4920
0.1
C4918
C4910
C4919
R4922
0.01
0.1
0.1
4700
0
4.8
2.0
2.7
1.9
0
1.9
0.1
2.3
44
43
42
41
40
39
38
37
36
C MUTE
C MUTE
CPN C
FUNC
V IN3
FUNC
CPS
EXT
V IN2
CTL1
CTL2
IN1
SW P1
SW P2
IN1
CTL5
INTER-
CLAMP
CLAMP
CLAMP
FACE
MUTE
CPS/Y
INPUT
SELECT
SW
CLAMP
IIC BUS
INTERFACE
POWER
CPN C
Y DC
CPS
Y DC
CPN C
ADR
SAVE
IN3
CTL
IN3
ADJ
IN1
CTL
DATA
CLOCK
CTL
1
2
3
4
5
6
7
8
9
2.8
2.9
2.0
2.8
2.0
R4923
R4924
LB4911
C4928
C4929
680
680
0
0.1
0.01
C4927
0.01
R4935
0
B4
B5
B1
THE MEASUREMENT MODE OF THE DC VOLTAGE OUT OF THE BRACKETS ON THIS DIAGRAM IS PLAYBACK MODE
WITH PAL COLOUR SIGNAL.(SP MODE)
3
4
5
AUDIO MAIN SIGNAL PATH IN REC MODE
A18
A19
A1
A20
0.5
Q4906
2SD1328
(RGB ON:ON)
0.5
(RGB OFF
C4924
0.1
C4925
0.1
C4917
C4923
LB4913
0.1
6V330
0
4.8
2.2
2.2
2.3
2.0
2.3
4.8
1.9
35
34
33
32
31
30
29
28
27
VCC
V OUT
V OUT
GND
CPN Y
CPN C
CPS
CTL
CPN Y
AV2
AV1
OUT
OUT
OUT
VCC
IN2
CLAMP
VIDEO OUTPUT
VIDEO OUTPUT
SELECT SW
SELECT SW
(AV2)
(AV1)
+
MUTE
CPS/Y OUTPUT
CPN C OUTPUT
SELECT SW &
SELECT SW &
SUPERIMPOSE
SUPERIMPOSE
MUTE
MUTE
MUTE
MUTE
CPN C
INPUT
VIDEO INPUT
SELECT
SELECT SW
SW
CLAMP
CLAMP
CPS
CPN C
CPN Y
CPS
REG
REF
CPN C
IN1
OUT
OUT
OUT
FIL
DC
IN2
GND
V IN4
10
11
12
13
14
15
16
17
18
2.8
2.0
1.3
1.2
1.9
2.0
2.0
(1.7)
C4930
C4931
C4943
C4932
C4933
0.1
0.1
0.1
0.1
0.01
TW3023
B2
NOTE:DO NOT ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR
ORDERING.WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST.
6
7
AUDIO MAIN SIGNAL PATH IN PLAYBACK MODE
A2
(A/B/C/D)
R4920
R4926
4700
39K
0
0
QR4902
4.4
UN2212
H
:ON)
A21
LB4907
VLP0147
A3
A4
LB4908
C4915
VLP0147
C4916
100P
R4921
C4926
100P
4700
0.01
LB4905
LB4912
C4936
VLP0147
0
0.1
A5
A6
LB4906
0.1
2.0
4.4
2.1
C4914
C4911
VLP0147
26
25
24
23
470P
470P
AV1
CPN C
RGB
V IN1
S IN
IN2
OFF
H
H
LB4901
0.22u
CLAMP
A7
A21
R4911
75
A19
A17
TW3002
TW3004
LB4903
VLP0147
A8
A9
LB4904
VLP0147
C4909
C4908
470P
470P
LB4901
VLP0147
A10
A11
LB4902
C4906
C4907
VLP0147
470P
470P
A15
CLAMP
CLAMP
A20
R4906
75
A18
A16
EXT
CPN Y
EXT
V IN5
CTL1
IN2
CTL2
19
20
21
22
0.1
1.9
4.1
1.9
0.4
C4934
C4935
R4913
0.1
0.01
Q4904
10K
0
2SD601A
TW3022
(PROG
H
:ON)
R4912
2.8
10K
B3
B4
8
9
10
JK4904
K2HA203B0012
LB4909
VLP0147
1
AUDIO
OUT (R)
C4952
C4953
470P
47P
2
LB4910
AUDIO
VLP0147
OUT (L)
3
C4954
C4955
470P
47P
TW4503
TW4504
AV1
JK4902
TW4505
TW4506
K1FB121B0003
(TV)
1
1
AUDIO OUT CH2 (R)
2
2
AUDIO IN CH2 (R)
3
3
AUDIO OUT CH1 (L)
4
4
GND (A)
C4913
C4912
5
5
GND (BLUE)
47P
47P
6
6
AUDIO IN CH1 (L)
7
7
BLUE
8
8
PB +12V
9
9
GND (GREEN)
10
10
11
11
GREEN
12
12
13
13
GND (RED)
14
14
GND (BLANK)
15
15
RED
16
16
BLANKING
17
17
GND (V OUT)
18
18
GND (V IN)
19
19
VIDEO OUT
20
20
VIDEO IN
21
21
GND
R4909
75
AV2
JK4901
K1FB121B0003
(DECODER/EXT)
1
1
AUDIO OUT CH2 (R)
2
2
AUDIO IN CH2 (R)
3
3
AUDIO OUT CH1 (L)
4
4
GND (A)
C4905
C4904
5
5
GND (BLUE)
47P
47P
6
6
AUDIO IN CH1 (L)
7
7
BLUE
8
8
AV2 +12V
9
9
GND (GREEN)
10
10
CONTROL
11
11
GREEN
12
12
DATA
13
13
GND (RED)
14
14
GND (BLANK)
15
15
RED
16
16
BLANKING
17
17
GND (V OUT)
18
18
GND (V IN)
19
19
VIDEO OUT
20
20
VIDEO IN
21
21
GND
R4907
75
D4901
D4902
MA4075NM
MA4075NM
0.5
Q4903
0
2SD601A
NV-HV65EC,
(PROG
H
:ON)
2.9
HV60EB/EBL/EC/EP,
B5
HV55EC,HV50EC
INPUT/OUTPUT SECTION
SCHEMATIC DIAGRAM
11
12
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