Hi-Fi Schematic Diagram - Toshiba MW27H62 Service Manual
Color television/
video cassette recorder/
dvd video player
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Also See for MW27H62:
- Owner's manual (80 pages) ,
- Service manual (69 pages) ,
- Service manual supplement (8 pages)
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A
B
8
7
6
C5503
5
R5502
SWD_A_IN_R
25V
10
KA
47K1/4W
C5502
R5503
DTV_AUDIO_R
25V
10
KA
47K 1/4W
DVD_AUDIO_R
R5505
33K
1/4W
4
AUDIO_OUT_R
AUDIO_OUT_L
R5504
Y/C_AUDIO
3
1K 1/4W
2
1
A
B
G-19
C
R5510
390K 1/4W
0.3
0
0.3
1.5
3.8
3.8
8.9
60
59
58
57
56
55
54
C5517
0
LIM
VREF
1
B
AMP
C5523
0.2
SIF
STEREO
1
B
DEMOD
FILUTER
0.2
R5518
C5518
1M
0.2
FILUTER
SAP
PILOT
0.1 B
Adj.
FILUTER
CANCEL
C5512
0.3
SAP
L-R
C5525
50V
4.7
KA
dbx
0.4
DEMOD
DEMOD
DEC
ST/SAP
16V
22
KA
C5516
SAP
SW
0.7
CONT
DET
50V
4.7
KA
C5528
R5511
C5510
0.2
MATRIX
6.8K
560P CH
16V
22
KA
0
0
R-CH
0
IN SEL
C5519
R5513
0.1
33K
50V
4.7
KA
C5511
0
0.1 F
C5538
2.5
25V
10
KA
C5513
0.1
50V
4.7
KA
C5501
0.1
MUTE
ALC
1 B
R5507
0.1
NC
15K
R5516
C5520
4.1
3.9K
25V
10
KA
0
R5517
C5521
4.1
3.9K
25V
10
KA
1
2
3
4
5
6
7
HI-FI/DEMODULATOR IC
IC5501
0.1
2.5
8.9
2.5
5.1
0.1
0
NC
LA72670BM-L-MPB-E
C5524
C5530
0.1
F
0.1 F
C5522
C5531
16V
100
KA
6.3V
100
KA
NOTE:THE DC VOLTAGE EACH PART WAS
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
C
D
E
Hi-Fi SCHEMATIC DIAGRAM
(VCR MT PCB)
C5546
0.1
F
0.4
0.1
0.4
0
0
2.7
2.5
4.8
0.3
2.7
2.7
2.7
2.7
53
52
51
50
49
48
47
46
45
44
43
42
41
A GND
RIPPLE
0.2
FILTER
21
R5524
R-CH
2.5
PILOT
STEREO
PNR
1K
DET
PLL
R5528
4.7
HOLD
R5529
PULSE
4.6
SW
4.8
LIM
LOGIC
NOISE
0
DEV
R-CH
2.5
VCO
COMP
C5566
LIM
BPF
D.C
0.1 F
2.5
LPF
R-CH
DO DET
BPF
4.9
MIX
R5525
3.5
NC
NOISE
3.0
DET
C5504
0.1
0.01 B
0
REC-H
PB AMP
2.3
ENV
DET
2.3
C5562
REC AMP
OUT
0
0.01 B
COMP
SEL
PB AMP
2.3
REC-H
0.1
2.6
L-CH
C5563
2.7
VREF
A GND
16V
22
KA
8
9
10
11
12
13
14
15
16
17
18
19
20
0.7
0
0
0
2.5
2.7
2.5
4.8
2.5
5.0
0.2
2.7
2.7
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
D
E
F
TP5502
NC
HIFI H.SW
ST_SELECT
HIFI_H.SW
100
SCL
100
SDA
C5564
0.1
F
C5565
6.3V
100
KA
20
R5531
TP5501
NC
1K 1/4W
L5505
HIFI ENV
P.CON+5V
39K
22uH 0305
C5567
50V
4.7
KA
R5526
1.5K
R5527
470
HF1
HIFI_ENV_DET
C5568
C5571
0.0047 B
0.01 B
W847
F
G
H
8
7
FROM/TO TUNER/DVD IN/OUT
SIF
AUDIO_OUT_L
AUDIO_OUT_R
DTV_AUDIO_L
DTV_AUDIO_R
6
FROM/TO IN/OUT
SWD_A_IN_L
SWD_A_IN_R
FROM/TO CHROMA/IF
AUDIO_OUT_R
AUDIO_OUT_L
5
FROM/TO Y/C/AUDIO/HEAD AMP
FSC
Y/C_AUDIO
NORMAL_A
HF1
HF2
HF_COM
FROM/TO REGULATOR
4
P.CON+5V
P.CON+9V
AT+5V
FROM/TO MICON
REC_MUTE_H
HIFI_ENV_DET
HIFI_H.SW
VCR_A_MUTE
3
SCL
SDA
ST_SELECT
FROM/TO COMB FILTER
DVD_AUDIO_L
DVD_AUDIO_R
FROM/TO TV POWER
2
GND
1
PCB010
DMF079
G
H
G-20
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