Toshiba MD9DP1 - DVD Playback and Remote Control Issues

ABC D E F GH
ABC D E F GH
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
IC902
AN5829S
SOUND DECORDER IC
1 101112
13141516171819
2
2021222324
3456789
IC904
NJM2533V
AUDIO SW IC
1234
5678
IC903
NJM2533V
AUDIO SW IC
1234
5678
AUDIO SIGNAL
D901
1SS133
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
L902
100uH 0305
L904
100uH 0305
TUNER AUDIO SIGNAL
Q901
KTA1504S_Y_RTK
BUFFER
Q902
KTA1504S_Y_RTK
BUFFER
C931
3306.3V YK
C936
3.350V KA
C932
0.3350V KA
C928
1016V KA
C926
4.750V KA
C921
4.750V KA
C925
4.750V KA
C944
0.1
B
C934
0.022 B
C935
0.1 B
C933 0.047 B
C938
0.1 B
C939 0.1 B
C937 0.1 B C929
0.1 B
C951
0.1 B
C950 0.1 B
C947
0.0047 B
C946
0.0047 B
R913
2.7M
R910
220K
R912
100 1/4W
R909
100 1/4W
R915
22K
R911
100 1/4W
R916
2.2K
R908
270
R914
56K
R905
56K
R917
22K
R918
2.2K
C942
2.250V KA
C907
1016V KA
C924
2.250V KA
C923
2.250V KA
C945
10016V YK
C940
2.250V KA
C949
1050V YK
C948
1050V YK
C920
2.250V KA
C922
2.250V KA
W862
W867
W868
W871
W878W877 W879
W876
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
AUDIO SIGNAL(PB)
AV1
TUNER_AUDIO
SCL
SDA
P.CON+12V_A
A_OUT_L
A_OUT_R
AUDIO_OUT_L
AUDIO_OUT_R
DVD_AUDIO_L
DVD_AUDIO_R
FRONT_A_IN_R
FRONT_A_IN_L
P.CON+5V
P.CON+12V
GND
(AV PCB)
STEREO SCHEMATIC DIAGRAM
PCB250
TMB560
3.0
2.2
TO SOUND AMP
FROM/TO MICON/TUNER
FROM REGULATOR1
FROM/TO IN/OUT
NC
NC
NC
NC
Filter
SAPout
75us
De-Emph
Switch
(L-R)/SAP
DAC
Expand
Wide Band
Cancel
Offset
Cancel
Offset
Matrix
AGC
OUT SW
NC
0 0 3.7
ZAP
fH.2fH Trap Filter
L-R Filter L-R Demod
IIC Decoder
L+R DemodL+R Filter
Filter
Wide Band
RMS Det
Wide Band
Demod
SAP
dbx De-Emph
Expand
Spectral
Vcc
Pilot
Cancel
St.PLL
Det
Pilot
VCA
Input
GND
Filter
Stereo
Det
SAP
Filter
Spectral
Filter
Noise
Filter
SAP
RMS Det
Spectral
Det
Noise
2.2 2.2 2.2 2.2 4.2 4.4 3.4 2.2
3.4
1.0 2.2 2.3 2.4 0.7 5.1 2.6 2.6 0.6 2.2 3.62.2
BAIAS
BUFFER
BAIAS
BUFFER
0
2.2
0
0
3.0
00
0
6.44.66.5
6.512.35.76.512.35.7
6.44.66.5
41
40
42
G-19
G-20