Memorex MVDT2002, Service Manual

Page: 178 / 202

A B C D E F G H
A B C D E F G H
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
IC5501
AN3663FBP
Hi-Fi/AUDIO/HEAD AMP/DEM IC
1 10 11 12 13 14 15 16
17
18
19
2
20
21
22
23
24
25
26
27
28
29
3
30
31
32
33 34 35 36 37 38 39
4
40 41 42 43 44 45 46 47 48
49
5
50
51
52
53
54
55
56
57
58
59
6
60
61
62
63
64
7 8 9
L5501
100uH
D5502
1SS133
D5501
11EQS04
C5543
1
50V
YK
C5512
2.2 50V YK
C5508
10 50V YK
C5507
0.22
50V YK
C5515
22 35V YK
C5564
47
6.3V
KA
C5505
47 16V KA
C5514
22 35V YK
C5559
47 6.3V KA
C5566
82P CH
C5538
1B
C5565
82P CH
C5522_1
1
B
C5501
0.1 B
C5506
0.1 B
C5563
0.1
B
C5562
0.001
B
C5513
0.1 B
C5557 0.1 B
C5549 0.1 F
C5556 0.01 B
C5550 0.015 B
C5503
0.047 B
C5518
0.022
B
C5527
680P
CH
C5521
680P
CH
C5509
0.1 F
C5504
0.1 B
C5529
0.1
B
C5560
0.01 F
C5553 0.015 B
C5552 0.1 B
C5510
0.1 B
C5517
0.1
B
C5534
1
B
C5558
0.01 F
C5511
0.1
B
R5524
56K
1/4W
R5522
1K
R5509 3.3K
R5525
56K
1/4W
R5510
8.2K
R5502
330
R5518
8.2K
R5514 27K
R5501
1.2K 1/4W
R5519
22K
R5506
390
R5507
390
R5503
3.9M
R5508 3.3K
R5523
1M
R5504
3.3K
C5536
4.7
50V
YK
C5555_1
10 25V KA
C5554 10 50V YK
C5533
10
50V
KA
C5531
4.7
50V
KA
C5545_1
33
10V
KA
C5502
47
16V
YK
C5551
0.22 50V YK
C5544
10
50V
YK
C5542
10
50V
YK
C5528
4.7
50V
KA
C5519
3.3
50V
YK
C5530
10
50V
KA
C5523
4.7
50V
YK
C5525
10
25V
KA
C5540
33
10V
KA
C5526
10
25V
KA
C5524
10
25V
KA
C5520
10
25V
KA
W872
W926
W834
TP5501
HIFI ENV.
L5502_1
22uH 0305
L5504 22uH 0305
L5503
22uH
0305
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
DURING PLAYBACK.
MEASURED WITH THE DIGITAL TESTER
NOTE:THE DC VOLTAGE EACH PART WAS
FSC SDA SCL
P.CON+5V
VCR_A_MUTE
TUNER_AUDIO
FRONT_A_IN_R
FRONT_A_IN_L
TUNER_AUDIO
P.CON+5V
V.REC_ST_H
AUDIO_OUT_R HIFI_ENV
HIFI_H.SW
ST_SELECT P.CON+5V
AUDIO_OUT_L
HF2
P.CON+12V
HF1
HF_COM
FSC
NORMAL_A
Y/C_AUDIO
NORMAL_A Y/C_AUDIO
P.CON+5V
P.CON+12V
V.REC_ST_H
HIFI_ENV
HIFI_H.SW
VCR_A_MUTE
SCL
SDA
ST_SELECT
DVD_A_OUT_L
DVD_A_OUT_R
AUDIO_OUT_L
AUDIO_OUT_R
GND
DVD_A_OUT_R DVD_A_OUT_L
FRONT_A_IN_R FRONT_A_IN_L
G-20 G-19
PCB010
DME069
(VCR PCB)
NC
NC NC
NC
NC
0.7
2.4
2.4
0
0.7
0
0.6
4.9
2.5
1.8
1.8
1.8
2.1
2.4
2.4 1.6 0 4.9 4.7 2.3 0
3.4
2.7
4.9
2.5
4.2
2.3
0
1.2
4.3
11.0
1.0
2.3
2.2
0.6
0
2.4 0.7
4.5M
TRAP CUE
BPF AM
DEMOD
95HMz
BPF
SUB
BPF SUB
DET 3.5M
VCO
LOGIC
DEM_BLK
FM
DEMOD
OUTPUT SW
SUB DEEN
MATRIX
RFC
DET
LOG
AMP
AMP
INPUT_SW(R)
INPUT_SW(L)
VREF1
MAIN
DEEN
LOGIC
MUTE VCO-F0
ADJ
LOGIC
ZZ-PROM
CTL
AMP
COMP
PNR RCH
SW NOISE
PC
LCH BPF
RCH BPF
PC PB LPF
PB LPF
AUDIO
LIMIT
AUDIO
LIMIT
AMP
PNR LCH
FM UM
SW NOISE
RCH
VCO
REC LPF
LCH VCO
MIX
REC LPF
DET
HPF
NOISE
DET
SW15
SW11
H
L
SW13
SW14
SW10
SW4
SW2
L
R
L R
SW17
SW19
MUTE
MUTE
R
L
L
L
SW18
NORMAL
MIX
HIFI
BS
BS
SW22 L
MIX
R
LINER
SW
HOLD
TIMING
S/N
S/N
REC PB
SW12
SW9
SW21
HA1
HA2
AMP
CURR
FROM 1PIN
FROM 3PIN
R
R
SW16
MIX
HIFI
AGC
+
-
-
AN3672FBP
J
4.3
NC
2.4
0 2.3 0 2.3 2.2 2.4 2.1 0.5 0 0 0 2.0 2.2 0 0 2.4
0
0 0 4.7
2.1 3.5 2.2
20
FROM/TO MICON
FROM/TO TV POWER
FROM IN/OUT
Hi-Fi/DEMODULATOR SCHEMATIC DIAGRAM
FROM REGULATOR
FROM/TO DVD IN/OUT
FROM/TO Y/C/AUDIO/HEAD AMP
0
FROM DIGITAL COMB/FILTER