Hi-Fi Schematic Diagram - Toshiba MW20H63 Circuit Diagrams

A B
8
7
6
C5503_1
5 R5502
SWD_A_IN_R
25V 10 KA_P 47K 1/4W
R5503
DTV_AUDIO_R
1/4W
39K
R5505
DVD_AUDIO_R
33K 1/4W
4
AUDIO_OUT_R
AUDIO_OUT_L
R5504
Y/C_AUDIO
3
1K 1/4W
2
1
A B
H-17
C
R5510
0.3 0 0.3 1.5 3.8 3.8 8.9
390K 1/4W
60 59 58 57 56 55 54
C5517
0 RIPPLE
LIM
VREF
FILTER
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_2
0.3
SAP L-R
50V 4.7 KA_P dbx
C5525_1
0.4 DEMOD DEMOD
DEC
ST/SAP
16V 22 KA_P
C5516_1 SAP
SW
0.7 CONT
DET
50V 4.7 KA_P C5528_1
D.C
R5511 C5510
0.2 MATRIX
6.8K 560P CH 16V 22 KA_P
0
0
R-CH
C5502_1
0
IN SEL
25V 10 KA_P
C5519_1
R5513
0.1
12K 50V 4.7 KA_P
C5511
0
0.1 F
C5538_1
2.5
25V 10 KA_P
C5513_2
0.1
50V 4.7 KA_P
R5507 C5501 0.1
MUTE ALC
15K 1 B
0.1
NC
C5520_1
R5516
4.1
3.9K
25V 10 KA_P
0
R5517 C5521_1
4.1
3.9K
25V 10 KA_P
1 2 3 4 5 6 7
Hi-Fi/DEMODULATOR IC
NC 0.1 2.5 8.9 2.5 5.1 0.1 0
IC5501
LA72670BM-L-MPB-E
C5524 C5530
0.1 F 0.1 F
C5522_1
C5531_1
16V 100 KA_P
6.3V
100
KA_P
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
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
0.2
R5524
R-CH
2.5
PILOT STEREO
PNR
1K
DET PLL
R5528
4.7
HOLD
R5529
PULSE 4.6
C5564
SW
4.8
LIM
LOGIC
NOISE
0.1 F
6.3V
0
DEV
R-CH
2.5
VCO COMP C5566
LIM
BPF
0.1 F
2.5
LPF
R-CH
DO DET
BPF 4.9
MIX
R5525
3.5
NC
C5567_1
NOISE 3.0
DET
50V
C5504
0.1
0.01 B
R5526
0
REC-H
PB AMP 2.3
ENV
DET
2.3
C5562 R5527
REC AMP
0.01 B
OUT 0
COMP
SEL
PB AMP
2.3
REC-H
0.1
2.6
L-CH
C5563_1
2.7
VREF
A GND
16V 22 KA_P
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
NOTE:THE DC VOLTAGE EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
D E
F G
HIFI H.SW
TP5502
NC
ST_SELECT
21
HIFI_H.SW
100
SCL
100
SDA
C5565_1
100 KA_P
HIFI ENV
20
R5531
TP5501
NC
1K 1/4W L5505
P.CON+5V
39K
22uH LAV35VB
4.7 KA_P
1.5K
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 IN/OUT
SWD_A_IN_L
SWD_A_IN_R
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 REGULATOR
4
GND
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 COMB FILTER
DVD_AUDIO_L
DVD_AUDIO_R
FROM/TO TV POWER
2
GND
PCB010
DMF086
1
H
H-18