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
AN3662FBP
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
D5501
1SS133
L5503
82uH
S818Y
AUDIO SIGNAL(PB)
AUDIO SIGNAL(REC)
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 AT EACH PART WAS
L5506
100uH 0305
L5501
100uH
W818
W961
W835
W836
W816
TP5501
HIFI ENV
W959
C5548
10
16V
KA
C5547
10
16V
KA
C5536
10
16V
KA
C5538
10
16V
KA
C5534
33
16V
KA
C5523
4.7
50V
KA
R5513
1K 1/4W
R5523
120K
R5524
120K
R5511
180
R5507
47K
1/4W
R5514
47K
R5508
10K
R5516
10K
R5505
10K
R5517
1K
R5520
220
R5521
220
R5510
22K
R5512
2.7M
R5518
3.3K
R5506
47K
R5503
10M
R5501
15K 1/4W
R5502
5.6K
R5526
2.2K
R5525
2.2K
C5507
0.1 F
C5506
0.1 F
C5513
0.1 F
C6309
0.01
B
C5555
0.1
B
C5535
1
B
C5566_1
1B
C5546
0.015 B
C5543
0.01 F
C5544
0.01 F
C5545
0.1 F
C5559
470P
CH
C5564
470P
CH
C5557
470P
CH
C5540 0.015 B
C5541 0.22 B
C5549 0.1 F
C5542 0.1 F
C5551
0.1
F
C5530
0.1
B
C5560
100P
CH
C5561
100P
CH
C5522
24P
CH
C5519
1F
C5521
0.22 B
C5514
0.1 F
C5524
0.1
B
C5515
0.022
B
C5502
0.1
F
C5508
0.1 F
C5556
0.001 B
C5562_1
560P
B
C5533
1
50V
KA
C5532
4.7
25V
KA
C5552
10
16V
KA
C5516
10
16V
KA C5509
2.2
50V
KA
C5529
1
50V
KA
C5565
1
50V
KA
C5537
1
50V
KA
C5550
47
6.3V
KA
C5531
47
6.3V
KA
C5527
10
16V
KA
C5525
10
16V
KA
C5526
4.7
25V
KA
C5539
33
6.3V
KA
C5518
3.3
50V
KA
C5501
47
6.3V
KA
C5510
47
16V
KA
C5512
10
16V
KA
Q5501
2SC2412K
BUFFER
FSC
SDA
SCL
P.CON+5V
P.CON+5V
TU2_AUDIO
VCR_A_MUTE
AUDIO_OUT_L
AUDIO_OUT_R
FRONT_A_IN_L
FRONT_A_IN_R
REAR_A_IN_L
REAR_A_IN_R
V.REC_ST_H
AUDIO_OUT_R
HIFI_ENV
AUDIO_OUT_R
AUDIO_OUT_L
HIFI_H.SW
TU2_AUDIO
ST_SELECT
FSC
AUDIO_OUT_L
HF1
NORMAL_A
P.CON+9V
Y/C_AUDIO
HF2
HF_COM
NORMAL_A
V.REC_ST_H
Y/C_AUDIO
HIFI_ENV
HIFI_H.SW
SCL
SDA
ST_SELECT
VCR_A_MUTE
P.CON+5V
P.CON+9V
GND
FRONT_A_IN_R
FRONT_A_IN_L
REAR_A_IN_R
REAR_A_IN_L
P.CON+9V
FROM POWER
FROM/TO MICON
FROM/TO Y/C/AUDIO/HEAD AMP
TO SOUND AMP
FROM/TO IN/OUT
(SYSCON PCB)
H
i
-F
i
SCHEMATIC DIAGRAM
VMA245
PCB010
NC
NC
NC
NC
NC
NC
0.7
2.6
0
1.8
0
0
5.2
0
0.3
1.8
2.4
0
3.9
2.1
RFC
DET
AMP
DEM_BLK
INPUT_SW(R)
INPUT_SW(L)
VREF1
LOGIC
MUTE VCO-F0
ADJ
LOGIC
ZZ-PROM
CTL
PNR RCH
SW NOISE
PC
LCH BPF
RCH BPF
PC
PB LPF
PB LPF
AUDIO
LIMIT
AUDIO
LIMIT
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
L
R
SW17
SW19
MUTE
R
L
L
L
SW18
NORMAL
MIX
HIFI
BS
BS
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
+
-
-
INPUT
VCA
STEREO
FILTER
MATRIX
PILOT
DET
SL
PLL
L.R
DEMOD
SAP
DEMOD
LPF
(L.R)/SAP
SWITCH
L
MIX
R
SW22
SAP
75uS
DE-EMPH
MUTE
NOISE REDUCTION
DBX
PNR LCH
SW2
AMP
NC
4.5
9.0
4.6
0.2
2.6
1.1
0.7
1.8
0.1
2.6
2.6
0.1
2.2
2.6
2.0
0.4
0
0.1
0
2.2
2.6
0
0.1
2.6
0.7
2.6
2.6
2.7
0
0.7
0
0
5.3
0
3.5
3.9
2.0
2.0
2.6
2.6
2.6
2.2
3.9
3.8
5.4
2.9
4.6
2.0
0.4
0
23
22
0.5
0
8.8
G-13
G-14
Содержание MV14FM4
Страница 1: ...SERVICE MANUAL COLOR TELEVISION VIDEO CASSETTE RECORDER FILE NO 140 200214 MV14FM4 ...
Страница 49: ...TOSHIBA VIDEO PRODUCTS PTE LTD 438B ALEXANDRA ROAD BLOCK B 06 01 ALEXANDRA TECHNOPARK SINGAPORE 119968 ...
Страница 50: ...SERVICE MANUAL COLOR TELEVISION VIDEO CASSETTE RECORDER FILE NO 140 200214 MV14FM4 ...
Страница 75: ...TOSHIBA VIDEO PRODUCTS PTE LTD 438B ALEXANDRA ROAD BLOCK B 06 01 ALEXANDRA TECHNOPARK SINGAPORE 119968 ...
Страница 81: ...TOSHIBA CORPORATION 1 1 SHIBAURA 1 CHOME MINATO KU TOKYO 105 8001 JAPAN ...