8.7.
TV DEMODULATOR PACK SCHEMATIC DIAGRAM
A
B
C
D
E
F
1
2
3
4
5
6
7
8
PK0701
DU7601-19
DU7601-20
DU7601-21
DU7601-22
DU7601-23
DU7601-24
DU7601-25
DU7601-26
DU7601-27
1
2
3
4
5
6
7
8
9
TUNER AUDIO
AFC S-CURVE
TUNER VIDEO
REG 5V
GND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
R0726
68K
C0706
50V1
R0737
330:A/C/D/E
1K:B
C0709
47P
R0727
0
R0717
470
C0708
50V
0.47
C0717
33P
6
4
1
2
3
T0701
EQV5EC082P:A/D
EQV5EC083P:B
EQV5EC081P:C/E
R0734
3900
Q0701
2SD601A
R0733
220
R0723
0
R0722
12K
R0724
0
C0716
0.022
D0702
0
R0705
4700
R0707
39K
C0702
1000P
C0703
1
C0701
1
R0708
3300
C0713
6V330
C0714
1
C0704
0.033
R0719
4700
C0712
0.1
10
8
7
6
1
2
3
4
5
L0703
2.2u
C0710
0.01
X0704
VLF1493:A/D
VLF1495:B
VLF1497:C/E
L0701
0.27u:A/C/D/E
0.22u:B
PP0701
(TO TUNER UNIT)
1
2
3
4
4MHz
AGC
IF
GND
R0709
100K
C0711
16V22
C0715
3P:
A/C/D/E
12P:B
R0725
100
IC0701
LA75503
BPF
X
BPF
LIM
AMP
FM
DET
DEEMPHP
FIL
CONT
S PLL
AMP
SW
EQ
AMP
TRAP
X
VIDEO
DET
X
APC
DET
X
1ST
SIF
DET
AGC
LPF
VCO
FLL
AFT
AMP
1ST
AMP
VIF
AMP
IF
AGC
RF
AGC
TO POWER SUPPLY/
RF SECTION DU7601
(B-9)
VIDEO SIGNAL PATH
AUDIO SIGNAL PATH
NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR
ORDERING.WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST.
NOTE:THE MEASUREMENT MODE OF THE DC VOLTAGE ON THIS DIAGRAM IS STOP MODE.
R0745
3.3M
X0701
VLF1416:A/D
VLF1417:B
VLF1430:C/E
R0743
1K
R0742
150
C0721
120P:A/D
82P:B
56P:C/E
Q0702
2SD601A
C0718
16V10
R0739
4700
R0741
220
R0740
470:A/B/D
270:C/E
C0724
220P:A/C/D/E
330P:B
R0711
180
C0707
50V2.2
R0746
560K
C0719
0.1
R0714
5600
R0732
4700
R0738
10K
D0703
MA151K
LB0701
VLP0147
R0731
100
SW2
SW1
X0702
VLF1431
R0715
22K
(AMP)
VR0701
10KB
0
2.1
2.6
5.0
2.6
2.0
5.0
2.4
3.1
1.5
3.3
2.7
2.2
3.3
4.3
4.3
0.4
2.5
1.1
2.4
2.6
2.2
3.3
2.8
2.8
5.0
1.6
0.1
4.0
2.1
(AMP)
0.4
2.5
3.6
2.6
3.3
R0702
10K
(C/E)
(B)
(A/D)
(A/B/D)
R0729
10K
R0730
10K
R0701
100K
R0709
100K
(C/E)
R0728
0
(B)
L0705
33u
C0705
15P
(A/C/D/E)
(A/D)
1.0
0.1
QR0707
DTC363EU
(SWITCHING)
R0712
10K
(C/E)
(C/E)
K0701
56P
(A/D)
N
NV-MV20EG/EB/EBL,MV15EG/EP
TV DEMODULATOR PACK SCHEMATIC DIAGRAM
47