8.9.
TV DEMODULATOR PACK SCHEMATIC DIAGRAM
(EG/EC)
56P
K0701
(EG/B/EC)
(EE)
VLF1431
X0702
100K
R0709
(EE)
(B)
(EE)
VLP0147
LB0701
5600
R0714
4700
R0732
100
R0731
SW1
SW2
1.6
(AMP)
2.4
4.0
0.1
1.6
5.0
2.8
2.8
3.3
2.2
2.6
2.4
1.3
0
1.8
4.3
4.3
3.3
2.2
2.7
3.0
1.6
3.1
2.4
3.3
3.6
2.6
5.0
2.6
2.4
10KB
VR0701
3.3M
R0745
50V2.2
C0707
0
R0713
220
R0741
SIF/QPSK
270:EE
470:EG/B/EC
R0740
2SD601A
Q0702
56P:EE
82P:B
120P:EG/EC
C0721
150
R0742
1K
R0743
VLF1430:EE
VLF1417:B
VLF1416:EG/EC
X0701
10K
R0729
0
R0728
(B)
(EG/EC)
100K
R0701
10K
R0730
180
R0711
NOTE:THE MEASUREMENT MODE OF THE DC VOLTAGE ON THIS DIAGRAM IS STOP MODE.
ORDERING.WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST.
NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR
AUDIO SIGNAL PATH
VIDEO SIGNAL PATH
(D-10)
RF SECTION DU7601
TO POWER SUPPLY/
AGC
RF
AGC
IF
AMP
VIF
AMP
1ST
AMP
AFT
FLL
VCO
LPF
AGC
DET
SIF
1ST
X
DET
APC
X
DET
VIDEO
X
TRAP
AMP
EQ
SW
AMP
S PLL
CONT
FIL
DEEMPHP
DET
FM
AMP
LIM
BPF
X
BPF
LA75503
IC0701
100
R0725
12P:B
EG/EC/EE
3P:
C0715
16V22
C0711
22K
R0715
GND
IF
AGC
4MHz
4
3
2
1
(TO TUNER UNIT)
PP0701
0.22u:B
0.27u:EG/EC/EE
L0701
VLF1497:EE
VLF1495:B
VLF1493:EG/EC
X0704
0.01
C0710
1.8u:B
EG/EC/EE
2.2u:
L0703
5
4
3
2
1
6
7
8
10
0.1
C0712
4700
R0719
0.033
C0704
1
C0714
6V330
C0713
10K
R0708
1
C0701
1
C0703
1000P
C0702
39K
R0707
4700
R0705
0
D0702
EVQ5EC081P:EE
EVQ5EC083P:B
EVQ5EC082P:EG/EC
T0701
3
2
1
4
6
33P
C0717
0.47
50V
C0708
0.1
C0719
470
R0717
0
R0727
330P:B
EG/EC/EE
220P:
C0724
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
GND
TUNER 5V
TUNER VIDEO
AFC S-CURVE
9
8
7
6
5
4
3
2
1
DU7601-27
DU7601-26
DU7601-25
DU7601-24
DU7601-23
DU7601-22
DU7601-21
DU7601-20
DU7601-19
PK0701
8
7
6
5
4
3
2
1
F
E
D
C
B
A
NV-HS830EG/B/EC/EE
TV DEMODULATOR PACK SCHEMATIC DIAGRAM
47
Summary of Contents for NV-HS830EG
Page 15: ...4 REMOVAL OF THE MAIN C B A Remove Screw F Remove 4 Screws G Unlock 2 Tabs H Fig D5 15 ...
Page 22: ...3 3 8 CIRCUIT BOARD LAYOUT 22 ...
Page 25: ...10 2 CASING PARTS SECTION 25 ...
Page 26: ...10 3 PACKING PARTS SECTION 26 ...
Page 27: ...11 REPLACEMENT PARTS LIST 11 1 CHASSIS PARTS SECTION PARTS LIST 27 ...
Page 34: ...C1003 ECJ1VB1C104K C CAPACITOR CH 16V 0 1U 34 ...
Page 44: ...Q7601 2SD0601A TRANSISTOR 1 2SD0601A0L 44 ...
Page 52: ... MAVD 4 52 ...
Page 54: ...C3923 ECJ1VB1H103K C CAPACITOR CH 50V 0 01U 54 ...
Page 58: ...C3346 ECJ1VB1C104K C CAPACITOR CH 16V 0 1U 58 ...
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