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F
E
PK0701
DU7601-19
1
DU7601-20
2
DU7601-21
3
1.6
DU7601-22
SIF/QPSK
4
2.4
DU7601-23
AFC S-CURVE
5
2.6
DU7601-24
TUNER VIDEO
6
5.0
DU7601-25
TUNER 5V
7
DU7601-26
8
D
DU7601-27
GND
9
C
B
PP0701
(TO TUNER UNIT)
4MHz
1
A
AGC
2
IF
3
GND
4
NOTE:THE MEASUREMENT MODE OF THE DC VOLTAGE ON THIS DIAGRAM IS STOP MODE.
1
2
VIDEO SIGNAL PATH
AUDIO SIGNAL PATH
R0713
0
R0742
150
Q0702
2SD601A
(AMP)
3.6
3.3
C0721
R0741
120P:
220
2.6
A/B/E/F
82P:C/D
R0743
1K
IC0701
LA75503
VR0701
10KB
L0701
0.18u:A/B/E/F
0.22u:C/D
X0701
VLF1416:A/B/E/F
VLF1417:C/D
3
4
R0740
470
R0717
R0711
470
180
C0724
220P
R0745
A/B/E/F
3.3M
C0707
330P:C/D
50V2.2
C0708
R0727
C0719
50V
0
0.1
0.47
3.1
2.4
1.6
3.0
2.7
2.2
1
2
3
4
5
6
AMP
EQ
BPF
SW
AMP
X
TRAP
BPF
LIM
AMP
VIDEO
X
DET
S PLL
FM
DET
IF
FIL
VIF
AGC
CONT
AMP
DEEMPHP
24
23
22
21
20
19
2.6
2.4
2.2
3.3
2.8
2.8
D0702
C0701
0
1
R0705
R0708
4700
10K
R0707
C0702
C0703
39K
1000P
1
10
8
7
6
X0704
VLF1493:
A/B/E/F
VLF1495:
C/D
1
2
3
4
5
NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR
ORDERING.WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST.
5
6
T0701
R0729
R0730
R0701
10K
10K
100K
EQV5EC082P:A/B/E/F
EQV5EC083P:C/D
(A/B/
(C/D)
E/F)
1
2
3
R0728
0
6
4
C0717
(C/D)
33P
3.3
4.3
4.3
1.8
0
1.3
7
8
9
10
11
12
LPF
VCO
FLL
AFT
AGC
AMP
1ST
X
X
SIF
DET
APC
DET
1ST
AMP
RF
AGC
18
17
16
15
14
13
5.0
1.6
0.1
4.0
2.4
C0713
6V330
C0704
0.033
C0714
1
R0719
C0712
4700
0.1
C0710
0.01
L0703
R0725
2.2u:A/B/E/F
100
1.8u:C/D
C0715
3P:
A/B/E/F
12P:C/D
C0711
R0715
16V22
22K
7
8
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