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NV-VP32GN / NV-VP32EE
16.2. POWER SUPPLY/RF SECTION IN MAIN SCHEMATIC DIAGRAM
S
:TO SYSTEM CONTROL & SERVO SECTION
T
:TO TIMER SECTION
V
:TO LUMINANCE & CHROMINANCE/AUDIO SECTION
A
:TO Hi-Fi AUDIO SECTION
G
I
:TO DVD INTERFACE SECTION
D :TO DECODER SECTION
L34001
10u
C34010
6V220
T
HEATER(+)
T
HEATER(-)
S
POWER ON
H
F
T
UNREG -30V
S
SW 36V
P31001
D 5V
1
ADAC 5V
2
GND(M)
3
UNREG 16V
4
UNREG 9V
5
UNREG 6V
6
UNREG 36V
7
GND
8
UNREG -30V
9
E
HEATER(-)
10
HEATER(+)
11
GND(D)
12
13
5V
14
M 9V
15
S
GND
T
GND
V
GND
A
GND
I
GND
D
D
GND
T
NP OFF
L
D6302
RB441P
S
AD 5V
C
S V
I
UNREG 6V
S
UNREG 16V
S
REG 5V
V
TUNER VIDEO
A1
S
AFC S-CURVE
A2
D
SIF
A3
V
A
TUNER AUDIO(N)
A4
S
SW1
A5
S
SW2
A6
S
IIC DATA
A7
B
S
IIC CLOCK
A8
A
RFC AUDIO OUT
A9
V
RFC VIDEO OUT
A10
A
I
REG 12V
S
BACK UP 5V
A
N.SW 5V
T
TIMER 5V
I
D +5V
S
V
VIDEO 5V
V A
D
AUDIO 5V
A
NOTE:THE MEASUREMENT MODE OF THE DC VOLTAGE ON THIS DIAGRAM IS STOP MODE.
1
2
VIDEO MAIN SIGNAL PATH IN REC MODE
VIDEO MAIN SIGNAL PATH IN PLAYBACK MODE
Q1354
QR1342
2SC1959Y
UN2112
(POWER ON:ON)
(5V REG.)
37.4
37.4
6.1
5.1
0.1
5.9
R1342
100K
0.6
Q1342
2SD601A
(POWER ON
:ON)
H
Q1341
C1351
2SC1959Y
0.01
(12V REG.)
16.9
12.1
R1351
C1341
470
C1352
0.01
R1341
10V47
12.8
10K
C1342
D1341
25V4.7
MAZ4130NLF
Q33001
2SC1959Y
(5V REG.)
6.1
5.1
C33001
0.01
5.7
R33001
270
D33001
MAZ4056NHF
IC1290
C0CBCHG00003
(9V SWITCHING REG.)
11.4
1
IN
GND
5
R36307
820
8.9
REF
4
5.1
8.9
ON/
2
OUT
3
OFF
C1295
16V220
C6310
R6310
0.01
1800
C6309
10V47
Q6305
Q6306
2SD601A
2SD601A
(5V REG.)
(5V REG.)
6.1
5.1
6.1
5.3
C6302
C6301
0.01
0.01
R6309
5.7
6.0
820
R6307
C6303
D6306
4700
D6305
MAZ4056NHF
MAZ4062NLF
10V47
NOTE:CIRCUIT VOLTAGE AND WAVEFORM DESCRIBED HEREIN SHALL BE REGARDED AS REFERENCE INFORMATION
WHEN PROBING DEFECT POINT,BECAUSE IT MAY DIFFER
TO DIFFERENCE OF MEASURING INSTRUMENT AND ITS MEASURING CONDITION AND PRODUCT ITSELF.
3
4
5
AUDIO MAIN SIGNAL PATH IN REC MODE
AUDIO MAIN SIGNAL PATH IN PLAYBACK MODE
Q1352
2SC1959Y
(5V REG.)
6.1
5.1
5.9
Q1351
2SC1959Y
(5V REG.)
6.1
5.1
5.9
D1351
MAZ4056NHF
C33014
6V220
Q36330
2SC1959Y
(5V REG.)
R7611
6.1
5.0
330
C36301
0.01
5.7
C36302
D36301
10V47
MAZ4056NHF
Q6307
2SC1959Y
(5V REG.)
6.1
5.0
5.7
D6307
MAZ4056NHF
TW1004
D7751
RB441P
D7752
D7753
D7754
MA700A
1SS254
RB441P
C7752
R7751
6V330
1K
B7751
CR2354-1GUF
FROM AN ACTUAL MEASURING VALUE DUE
6
7
66
L7609
10u
C7618
C7619
6V47
0.01
R7613
0
L7605
10u
R7612
C7616
0
6V47
L7608
27u
A10
LB7601
LB7605
J0JBC0000015
0
A9
R7606
J0JCC0000124
A8
R7607
J0JCC0000124
A7
L7601
10u
C7605
C7608
6V47
0.01
R7601
LB7602
330
0
C7601
D7602
50V1
MAZ4300NMF
A6
C7622
470P
A5
C7621
470P
(EE)
A4
A3
A2
A1
L7603
0
C7603
0.01
NV-VP32GN/EE
NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS
SCHEMATIC DIAGRAM FOR ORDERING.WHEN YOU
POWER SUPPLY/RF SECTION
ORDER A PART,PLEASE REFER TO PARTS LIST.
SCHEMATIC DIAGRAM
8
9
TU7601
ENG57820G1:GN
ENG57818G1:EE
1
N.SW 5V
2
AUDIO OUT
3
DATA
4
N.SW 5V
5
CLOCK
6
VIDEO OUT
(GN)
C7609
33P
7
C7610
1000P
8
9
10
GND
11
CLOCK
12
DATA
13
14
N.SW 5V
15
16
UNREG 30V
17
IF OUT
18
IF IN
19
SW1
20
SW2
21
A COMPO
22
SIF
23
AFC S-CURVE
24
TUNER VIDEO
25
TUNER 5V
10
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