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
CP4201
B2013H02-4P
1
2
3
4
CD6001
CUH18001
CP6001
6035B-13Z002-PT1
1
10
11
12
13
2
3
4
5
6
7
8
9
CP6601
6035B-13Z002-PT1
1
10
11
12
13
2
3
4
5
6
7
8
9
J4201
MRC-021V-07_A
21PIN JACK
1
10
11
12
13
14
15
16
17
18
19
2
20
21
3
4
5
6
7
8
9
SH6001
AUDIO SIGNAL(REC)
RECORD COLOR SIGNAL
RECORD LUMINANCE SIGNAL
:SINCE THESE PARTS MARKED BY
CAUTION
DESCRIBED IN PARTS LIST ONLY
CRITICAL FOR SAFETY,USE ONES
ARE
DANS LA NOMENCLATURE DES PIECES
N’UTILISER QUE CELLS DECRITES
DANGEREUSES AN POINT DE VUE SECURITE
:LES PIECES REPAREES PAR UN
ETANT
ATTENTION
TU6001
TUWRF4EK-711F2
REC TUNER
1
10
11
12
13
14
15
2
3
4
5
6
7
8
9
TUNER AUDIO SIGNAL
TUNER VIDEO SIGNAL
IC4204
MM1501XNRE
AUDIO SW(L CH) IC
1
2
3
4
5
6
IC4205
MM1501XNRE
AUDIO SW(R CH) IC
1
2
3
4
5
6
D4201
MTZJ5.6B
D4202
MTZJ5.6B
L4208
10uH
L4204
10uH
L6056
10uH
L4203
10uH
L4201
10uH
Q4217
DTA114EKA
MUTE SW
CAUTION: DIGITAL TRANSISTOR
AUDIO SIGNAL(PB)
PLAYBACK LUMINANCE SIGNAL
PLAYBACK COLOR SIGNAL
Q4202
2SA1530A-T1
BUFFER
CP6602
IMSA 6035B-05Z002-PT
1
2
3
4
5
C4229_1
10
25V
KA
C4209_1
10
25V
KA
C4255_1
10
25V
KA
C4254_1
10
25V
KA
C4228_1
10
25V
KA
C4223_1
10
25V
KA
C4201_1
100
10V
YK
C4213
330
16V
YK
D4203
1SS133
C4226
1
B
C4204
1 B
C6056
0.1
B
C6053
1
B
C4231
0.0022
B
C4230
0.0022
B
C4216
0.0022
B
C4215
0.0022
B
C4202
1B
C4208
0.1
B
C6001
0.1
B
C4205
0.018
B
C4258
1
B
C4257
1
B
C4260
100P
CH
C6054_1
100
10V
YK
C6055
4.7
50V
KA
C6052
22
50V
YK
R4222
82
R4221
75
R4223
68
R6008
1K
1/4W
R6010
10K
R6005
56K
1/4W
R6004
100
R6006
100
R6003
560K
R4201
56K
R4216
75
R4217
150
R4228
120K
R4219
120K
R4224
68 1/4W
R4206
22K
R4225
100
R4205
12K
R4239
4.7K
1/4W
R4210
4.7K
R4204
2.2K
R4203
2.2K
R4207
470
1/4W
R4261
470
1/4W
R4263
47K
R4264
5.6K
1/4W
R4209
390
R4220
390
W887
W808
W871
TP6001
REC IF
TP4201
VIDEO OUT
W872
W888
W870
Q4201
2SC3052-T1
BUFFER
Q4210
2SC3052-T1
SW
Q4205
2SC3052-T1
MUTE SW
Q4211
2SC3052-T1
MUTE SW
Q4218
2SC3052-T1
MUTE SW
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
CF6051
MKT41.5MA110P
L4202
100uH
0305
L6053_1
100uH
0405
AT+11.5V
GND
P.CON+12V
REC_TU_V
P.CON+30V
AGC_R
REC_AFT
P.CON+5V_C
TU_SIF
P.CON+8V_A
REAR_V_IN
P.CON+9V
21_R
21_G
GND
21_B
21_Y
JACK_VIDEO
REAR_A_IN_L
REAR_A_IN_R
MONITOR_A-L
P.CON+9V
MONITOR_A-R
NICAM_RESET
REC_TU_A-L
REC_SVL-H
REC_TU_A-R
REC_AFT
SOUND_A-L
REC_AGC_CTL
SOUND_A-R
SDA
SCL
SDA
SCL
IF_MOD
EXT_IN_L
TU_AUDIO_MUTE_H
TUNER_ON/OFF
21PIN/DVD
REC_TU_V
REC_TU_V
REAR_V_IN
REC_AFT
REC_SIF
P.CON+5V_C
REC_AGC_CTL
AGC_R
21_G
21_B
21_R
DEC_TU_A-L
DEC_TU_A-R
REC_SVL-H
AT+11.5V
IF_MOD
SOUND_A-L
P.CON+5V_C
SOUND_A-R
DVD_AUDIO_L
21PIN/DVD
DVD_AUDIO_R
REC_SIF
REC_TU_A-R
REC_TU_A-L
NICAM_RESET
DVD_AUDIO_L
21_Y
REAR_A_IN_R
P.CON+8V_A
SDA
SCL
REAR_V_IN
REAR_A_IN_L
DEC_TU_A-L
TUNER_ON/OFF
DEC_TU_A-R
TU_SIF
DVD_AUDIO_R
MONITOR_A-L
MONITOR_A-R
SOUND_A-L
SOUND_A-R
SDA
SCL
REC_SVL-H
0
0
0
0
0
4.9
0
0
0.7
0
0
G-18
G-17
DEMODULATOR/21PIN SCHEMATIC DIAGRAM
(VCR PCB)
DMD027
PCB010
NC
IF MOD
P.CON+5V
AGC
GND
IF
AFT
TU VIDEO
GND
SECAM VL-H
SIF/AGC CTL
(CP6001)
REC_SIF
REC_TU_AU-R
NC
(CP6602)
NC
NC
NC
NC
4.2
18.5
0.3
4.6
4.6
0.1
4.7
0.1
29.8
0
IF
+30V
SDA
SCL
AGC
+5V
NC
FROM GND TV
0
NC
0
0
0
0
0
0
2.5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
NC
NC
1.8
0.5
8.5
1.8
0
0
GND
GND
SIF
P.CON+8V[VCR]
TU AUDIO-L
TU AUDIO-R
GND
GND
SIF
TU AUDIO-L
TU AUDIO-R
P.CON+8V[VCR]
GND
SIF
P.CON+8V[VCR]
TU AUDIO-L
TU AUDIO-R
SOUND-R
SOUND-L
MONITOR_A-R
MONITOR_A-L
0
0.7
0
NC
0.7
SW1
GND
Vcc
A.OUT
Ain1
Ain2
SW1
GND
Vcc
A.OUT
Ain1
Ain2
SCL
SCL
SCL
SDA
SDA
SDA
SDA
SDA
SDA
GND
35
36
FROM/TO IF
SIF1
FROM/TO NICAM
RESETQ
P.CON+5V
11.1
5.7
0
0
5.7
11.1
6.5
0
6.5
6.5
0
6.5
REC_TU_AU-L
SCL
SCL
SCL
SDA
SDA
SDA
SDA
SDA
SDA
GND
WIDE SW
FROM/TO DEFLECTION
(CP404)
37
(CP6601)
FROM/TO NICAM
FROM/TO MICON
FROM/TO DVD IN/OUT
FROM REGULTOR1
FROM/TO SECAM CHROMA/Hi-Fi
FROM/TO CHROMA/IF
TO Y/C/AUDIO/HEAD AMP
Содержание VTW2887
Страница 1: ...SERVICE MANUAL COLOR TELEVISION VIDEO CASSETTE RECORDER DVD VIDEO PLAYER VTW2887 ...
Страница 89: ...I1 3 143 144 141 142 137 146 147 148 149 TM101 142 140 MECHANICAL EXPLODED VIEW PACKING DIAGRAM 140 ...
Страница 105: ...TOSHIBA VIDEO PRODUCTS PTE LTD 438B ALEXANDRA ROAD BLOCK B 06 01 ALEXANDRA TECHNOPARK SINGAPORE 119968 ...