Toshiba VTW21FQR Manual de serviço - Página 15

Procurar online ou descarregar pdf Manual de serviço para TV Toshiba VTW21FQR. Toshiba VTW21FQR 37 páginas. Combination 21" flat tv and video cassette recorder/dvd video player/ tele text

Imprimir página
Toshiba VTW21FQR Manual de serviço
A
B
NC
0
0
0
0.1
4
3
2
1
-
8
+
+
-
5
6
7
8
0.2
0.2
0.3
5.2
R2361
2.2K
2.1V
DM3P(05SD)
C2350
1
B
C2329_1
FROM/TO LOADER
7
6.3V
47
KA
CP2301
09-5000-024-001-001
C2331
1
GND
JG015
0.1 B
OPU_F
2
F
OPU_VREF
3
Vref
JG012
4
VCC
JG014
OPU_E
5
E
JG013
OPU_D
6
D
JG040
OPU_C
7
C
DVD/CD
8
SW1(DVD/CD)
JG016
RF
9
VRF(RF_OUT)
JG011
OPU_B
10
B
6
JG010
OPU_A
11
A
DVD/VR
12
VR(DVD)
13
VR COM
14
VR(CD)
15
GND
CDLD
16
LD(CD)
17
PD/GND
DVDLD
18
LD(DVD)
19
GND
JG056
20
NC
NC
TR+
21
T DRV
TR-
22
T RTN
5
FO+
23
F DRV
FO-
24
F RTN
CP2302
TP2303
00_6232_005_006_800+
MOT_LD-
5
LD-
DVDLD
MOT_LD+
4
LD+
R2353
TOUT_SW
3
OPEN
100
2
GND(D)
R2352
TIN_SW
CDLD
1
CLOSE
100
TP2305
TP2304
4
P.CON+3.3V
CP2303
00_6232_006_006_800+
TP2306
6
SW(GND)
R2349
HOME
5
LIMIT SW
100
MOT_SLED-
4
SLD-
MOT_SLED+
3
SLD+
3
MOT_SPDL-
2
SP1-
MOT_SPDL+
1
SP1+
FROM AUDIO/VIDEO
CD_LD_CTL
2
ATTENTION
:LES PIECES REPAREES PAR UN
DANGEREUSES AN POINT DE VUE SECURITE
1
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
A
B
H-5
C
MOTOR DRIVE SCHEMATIC DIAGRAM
W847
VR_DVD
VR_CD
Q2303
Q2305
2SC2412K
2SC2412K
0
0.2
R2348
R2346
0.7
0
3.3K
3.3K
0
0
W843
0
R2347
0.7
3.3K
0
DVD/CD SW
Q2304
2SC2412K
R2306
JG018
JG017
6.8
R2318
DVD LD CTL
6.8
Q2301
2.6
R2332
2SA1036K
1.9
220
2.3
TP2307
C2340_1
6.3V
100
KA
B2301
MMZ1608R102CT
C2341_1
B2302
6.3V
100
KA
0
MMZ1608R102CT
3.0
R2333
W816
CD LD CTL
Q2302
220
3.2
2SA2048
R2340
TP2308
6.8
R2341
JG019
6.8
B2305
MMZ1608R102CT
(D_GND)
CAUTION
ETANT
:SINCE THESE PARTS MARKED BY
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
C
D
E
(DVD PCB)
(RF_GND)
RF_A5V
TRACK_PWM
FOCUS_PWM
R2338
12K
0 4.0 2.6 2.6 1.5 1.5
36
35
1
2
0
0
8.8
C2313
0.1 B
C2302
ARE
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
D
E
F
G
W804
B2304
MMZ1608R102CT
B2303
MMZ1608R102CT
R2339
1.2K
VC2
NC NC
NC
NC
NC NC
1.6 1.5
0
0
1.0 2.5
4.2
0 1.5
1.5
1.7
1.5 1.5
34
33
32
31
30
29
28
38
27
26
25
24
23
22
21
20
19
3
4
5
6
7
8
9
37
10
11
12
13
14
15
16
17
18
0.8
0.9
4.1
4.1
4.1
4.1
0
5.1
3.0
4.0
4.1
8.8
8.8
1.5
1.5
1.5
R2325
6.8K
R2328
4.7K
0.1 B
R2357
R2303
2.2
R2358
1K
C2303
0.1 B
120
C2307
0.1 B
R2304
2.2
JG057
JG058
NOTE:THE DC VOLTAGE EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
F
G
H
8
FROM/TO MPEG/MICON/DSP/RF_AMP
DVD_CD
DVD_LD
CD_LD
VR_DVD
VR_CD
RF
OPU_A
OPU_B
OPU_C
7
OPU_D
OPU_E
OPU_F
VC
HOME
GND
(GND,D_GND)
(D_GND)
TOUT_SW
TIN_SW
P.CON+A5V
TRACK_PWM
FOCUS_PWM
P.CON+3.3V
6
DRVSB
SPINDLE_PWM
SLED_PWM
ADCIN_7
ADCIN_5
ADCIN_6
VCC+9V
M_GND
SPDL_SENS+
SPDL_SENS-
5
TP2323
TRAY_CLOSE
TP2324
TRAY_OPEN
4
3
2
PCB130
DME031
1
H
H-6