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VIDEO SIGNAL PATH AUDIO SIGNAL PATH
C0706 0.01 R0704 1K X0704 EFCT6R0KS4 R0701 470
R0723 560 C0720 0.01 X0710 EFCT3F02W3B
F
7.6 1 2 4.5 3 7.6 4 3.8
C0707 0.01 R0705 1K
X0706 EFCT6R5MS5
R0702 470 LB0701 VLP0147
L0704 4.7u R0724 390 AFC T0701 EQV5EC080A
L
H
IC0701 NJM2234MA
GND 8
L H 7 6.9 VCC 6 12.3 5 7.6 C0730 0.01 R0733 1K X0705 EFCT5R5MS5 R0732 470 R0721 3300
R0717 1M
3
2
1
R0722 300
C0718 50V0.47
4 C0722 33P
6
E
R0706 10K C0732 0.1 1 D0701 1SS254 R0731 100K 3.9 R0737 27K R0741 100K 4.5 R0730 4700 LIM AMP C0708 0.01 C0719 0.47 2.2 2 2.0 3 R0720 10K 3.3 4 4.2 5.1 5 VCC C0721 22P 2.5 6 7 2.3 8 1.9 9 R0718 110 2.8 2.5 10
6.0 11 12
4.6
HPF MIX HPF
EQ AMP
VCO
D
R0736 27K
Q0703 2SB709A
(PAL I H :OFF) 4.5 3.9
3.8
Q0704 2SD601A
(PAL I H :ON)
HPF
IC0702 LA7567NM
VIDEO DET
1ST DET
R0729 100K FM DET RF AGC LIM AMP IF AGC AGC LIM AMP AFT
C
PK0701 DU7601-15 DU7601-16 DU7601-17 DU7601-18 DU7601-19 DU7601-20 DU7601-21 DU7601-22 DU7601-23 DU7601-24 REG 12.3V TUNER AUDIO GND AFC S-CURVE VIDEO MUTE TUNER VIDEO REG 5V H PAL I QPSK/SIF 1 2 3 4 5 6 7 8 9 10 C0723 6V220 0 12.3 0 2.5 2.5 2.5 5.1 2.7 0 R0740 100 C0725 0.01 R0725 56K R0726 1K C0717 16V10 R0714 560 R0715 1500 R0708 4700 RF AGC VR0701 20KB 2.6 2.0 24 2.2 R0712 2700 23 2.0 R0711 18K 22 2.0 R0719 470 21 2.5
GND 20
19 2.9
18 2.9 C0712 0.01
17 0 C0713 0.047
16 1.7 C0714 0.01
15 1.7
14 3.9 R0710 820
13 2.5
R0709 1K
TO POWER SUPPLY /RF SECTION DU7601 (Page:58/E-10)
C0716 0.047
C0711 50V3.3
C0726 0.01
C0731 22P C0710 0.01 10 X0707 VLF1288 1 2 3 4 5 C0709 0.01 L0703 4.7u 9 8 7 6
B
Q0701 MSB709
(AMP) PP0701 (TO TUNER UNIT) AGC R0713 8200 1 2 3 4
A
IF GND
R0727 51K
X0702 VLF1431
L0705 0.68u
L0702 0.27u
C0701 16V10 X0701 VLF1430 K0702 270
R0703 3900
C0705 0.01
C0715 0.01
NOTE:THE MEASUREMENT MODE OF THE DC VOLTAGE ON THIS DIAGRAM IS STOP MODE.
NOTE:DO NOT USE ANY PART NUMBER SHOWN ON THIS SCHEMATIC DIAGRAM FOR ORDERING. WHEN YOU ORDER A PART,PLEASE REFER TO PARTS LIST.
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