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A
B
8
7
6
P.CON+5V
C752
HIFI_A_OUT_R
16V
22
MH7
ST_SELECT
5
HIFI_A_OUT_L
L703
P.CON+12V
100uH 0305
AUDIO_OUT
W803
TO_NORMAL_A
FROM_NORMAL_A
4
A.VCC
3
2
1
A
B
C
Hi-Fi/DEMODULATOR SCHEMATIC DIAGRAM
(VCR PCB)
C744
0.1 F
R716
3.3K
C743
50V
0.22
MH7
HI-FI/AUDIO/HEAD AMP/DEM IC
R717
IC701
2.2
0
AN3663FBP
2.2M
48
47
C746
3.4
DEM_BLK
C747
0.1
F
C751
2.7
4.5M
TRAP
L702_1
50V
10
YK
0.1
F
4.9
SUB
BPF
22uH 0305
C748
C749
2.5
MAIN
DEEN
0.1 F
0.1
F
4.2
C750
W880
2.3
LOG
AMP
AMP
50V
2.2
MH7
0
USA
AN3663FBP
1.2
C758
4.3
AMP
16V
22
MH7
11.0
RFC
C757
4.3
DET
C754
1
F
C759
1.0
16V
47
KA
SW22 L
35V
22
KA
C756
MIX
2.4
R
16V
10
MH7
R718
C760
2.3
1K
1
F
R719
2.2
330
0.6
C755
1
2
0.022 B
2.3
0
2.3
NOTE:THE DC VOLTAGE EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
C
D
E
4.7
NC
0
3.5
2.1
2.3
4.7
0
4.9
0
1.6
2.4
0.7
2.4
0
46
45
44
43
42
41
40
39
38
37
36
35
34
33
C730
2.4
ZZ-PROM
LOGIC
C731
2.1
CUE
AM
95HMz
MUTE VCO-F0
BPF
DEMOD
BPF
CTL
ADJ
LOGIC
50V
0.22
SUB
3.5M
S/N
1.8
COMP
DET
VCO
SW12
PNR RCH
SW NOISE
PB
REC
1.8
FM
LOGIC
SW21
DEMOD
RCH
SW9
1.8
SUB DEEN
MATRIX
VCO
AUDIO
C732
MUTE
FROM 1PIN
LIMIT
OUTPUT SW
REC LPF
2.5
R
SW18
R
L
BS
PC
PB LPF
HPF
AMP
C722
SW19
HIFI
0
L
R
NOISE
MIX
DET
RCH BPF
0.1 B
MUTE
4.9
SW16
FM UM
LINER
L
SW10
SW
MIX
LCH BPF
C723
6.3V
SW17
0.6
HIFI
HOLD
L
R
BS
TIMING
0.01 F
PC
PB LPF
FROM 3PIN
0
AUDIO
CURR
C724
LIMIT
AMP
0.7
-
SW14
0.01 F
SW4
-
SW2
0
SW NOISE
+
PNR LCH
C725
0.1
0
S/N
MIX
DET
SW15
H
2.4
C726
REC LPF
L
AGC
INPUT_SW(L)
LCH VCO
SW11
L
R
2.4
INPUT_SW(R)
C728
0.7
VREF1
C727
3
4
1
5
6
7
8
9
0
11
12
13
14
15
16
0
2.2
2.4
2.1
0.5
0
0
0
2.0
2.2
0
0
2.4
NC
NC
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
D
E
2-11
2-12
Note :
The Parts Number , value and rated voltage etc. in the Schematic Diagram are for references only.
When replacing the parts , refer to the Parts List.
F
G
FROM/TO TUNER/JACK
FRONT_A_IN_R
FRONT_A_IN_L
SIF_OUT
DVD_A_OUT_L
DVD_A_OUT_R
AUDIO_OUT
HIFI_A_OUT_R
0.015 B
HIFI_A_OUT_L
HIFI ENV.
KA
TP701
NC
D701
V.REC_ST-H
1SS133
HIFI_ENV.DET
0.01 F
28
HIFI_H.SW
C729 0.01 B
L704
FROM/TO Y/C/AUDIO/CCD/HEAD AMP
P.CON+5V
C761
10uH
47
KA
HF2
HF1
HF_COM
B
FSC
FROM_NORMAL_A
0.015
B
TO_NORMAL_A
A.VCC
50V
10
KA
FROM POWER
16V
10
MH7
P.CON+5V
P.CON+12V
GND
FROM/TO SYSCON
V.REC_ST-H
HIFI_ENV.DET
HIFI_H.SW
AUDIO_MUTE-H
SCL
SDA
ST_SELECT
AUDIO SIGNAL(REC)
AUDIO SIGNAL(PB)
F
G
H
8
7
6
5
4
3
2
PCB010
VMC300
1
H
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Troubleshooting
