Panasonic NV-SV120EG Service Manual page 56

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P :TO POWER TRANSFORMER SECTION
S
:TO SYSTEM CONTROL & SERVO SECTION
V :TO LUMINANCE & CHROMINANCE/AUDEIO SECTION
A
:TO Hi-Fi AUDIO SECTION
I
:TO INPUT/OUTPUT SECTION
G
T
:TO TIMER SECTION
D :TO DECODER SECTION
P
UNREG -29V
S
FIP
L
T
FIP -29V
S
SLEEP
H
F
P
UNREG 36V
P
UNREG 14V
P
UNREG 6V
R1024
5600
Q1001
2SD602A
(BUFFER)
P
HEATER DC (+)
-17.0
-17.0
R1006
-16.2
5600
E
P
HEATER DC (-)
R1005
5600
P
GND
S V
A
GND
I T
D
GND
S V A
T
GND (SYS)
S
I
T
GND (FIP)
S
GND (CTL)
S
GND (FG)
S
GND (MOTOR)
V
A
GND (A)
V
A
GND (HA)
D
V
GND (V)
V
GND (NA)
I
GND (AV)
T
HEATER (+)
C
S
POWER OFF
L
S
D
REG 5V
V
VIDEO 5V
V
DNR 5V
S
A
I
PS 12V
V
PS 3.3V
S
V
A
I
PS 5V
V
BIAS 5V
S
I
T
N.SW 5V
B
A
RFC AUDIO OUT
A1
I
RFC VIDEO OUT
A2
S
SYS IIC CLOCK
A3
S
SYS IIC DATA
A4
S
SW2
A5
D
SIF
A6
S
AFC S-CURVE
A7
I
TUNER VIDEO
A8
A
IMPORTANT SAFETY NOTICE:
COMPONENTS IDENTIFIED WITH THE MARK
HAVE THE SPECIAL CHARACTERISTICS FOR SAFETY.
WHEN REPLACING ANY OF THESE COMPONENTS,USE ONLY THE SAME TYPE.
1
2
VIDEO MAIN SIGNAL PATH IN REC MODE
VIDEO MAIN SIGNAL PATH IN PLAYBACK MODE
Q1013
2SD601A
(FIP ON/OFF CONTROL)
-30.7
-30.7
C1026
R1003
R1026
0.1
27K
6800
R1027
R1028
5.2
3300
3300
5.2
0
5.2
Q1005
2SC1959Y
(12V REG.)
15.6
12.3
C1008
0.1
13.1
C1004
D1003
25V47
MA4130NL
Q1010
2SC1959Y
(5V REG.)
5.9
5.2
C1020
0.1
6.0
Q1009
2SC1959Y
(5V REG.)
5.9
5.2
C1019
0.1
6.0
Q1008
2SC1959Y
(5V REG.)
5.9
C1018
0.1
6.0
C1016
D1011
16V100
MA4051NM
D1012
MA165
Q1007
2SC1959Y
(5V REG.)
5.9
5.3
5.9
Q1002
Q1006
2SC1959Y
2SC1959Y
(5V REG.)
(5V REG.)
5.9
5.2
5.9
5.1
R1008
C1003
C1009
R1009
470
0.1
0.1
5.9
5.9
470
C1002
D1002
C1011
D1005
25V47
MA4056NH
25V47
MA4056NH
NOTE:THE MEASUREMENT MODE OF THE DC VOLTAGE ON THIS DIAGRAM IS STOP MODE.
3
4
AUDIO MAIN SIGNAL PATH IN REC MODE
AUDIO MAIN SIGNAL PATH IN PLAYBACK MODE
Q1003
2SB710A
(POWER SAVE CONTROL)
37.1
37.1
R1001
R1014
L7601
33K
4700
36.4
27u
R1016
10K
QR1003
UN2112
C1025
0.1
(FIP
L
:ON)
L7602
27u
R1013
R1015
10K
10K
12.3
QR1004
L7605
0
UN2111
2.2u
(POWER ON/OFF
CONTROL)
12.2
5.1
R1022
R1025
150
150
0
QR1005
4.8
UN2211
(POWER ON:ON)
D1008
L7606
11ES1
0
Q1012
D1004
2SC1959Y
11ES1
(3.3V REG.)
4.3
3.3
C1027
0.1
4.0
R1004
C1028
D1009
1K
25V47
MA4033H
D1010
MA165
NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS
5
6
R7603
C7603
C7605
0
6V100
0.01
A1
R7606
100
R7605
C7604
100
6V100
L7603
27u
A2
R7608
100
A3
C7609
33P
R7607
100
A4
C7610
33P
C7614
C7615
6V100
0.01
R7612
R7611
330
330
C7607
D7601
50V1
MA4300M
(EP)
A5
C7619
K7611
J0JBC0000041
0.1
A6
A7
C7617
0.01
(EC/EP)
R7614
150
A8
R7613
150
SCHEMATIC DIAGRAM FOR ORDERING.WHEN YOU
ORDER A PART,PLEASE REFER TO PARTS LIST.
7
8
TUNER UNIT
TU7601
ENG47328G1:EB
ENG47327G1:EC
ENG47329G1:EP
1
N.SW 5V
2
AUDIO OUT
3
DATA
4
PS 5V
5
CLOCK
6
VIDEO OUT
7
C7611
33P
8
AGC
C7612
0.1
9
BT
10
11
CLOCK
12
DATA
13
14
REG 5V
15
SW1
16
BTL 30V
17
IF OUT
18
IF IN
DU7601
19
SW1
PK0701-1
20
SW2
PK0701-2
21
PK0701-3
22
SIF
PK0701-4
23
AFC S-CURVE
PK0701-5
24
TUNER VIDEO
PK0701-6
25
REG 5V
PK0701-7
26
PK0701-8
27
GND
PK0701-9
NV-SV120EB/EC/EP
POWER SUPPLY/RF
SECTION SCHEMATIC DIAGRAM
9
10

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