Motor Drive - Toshiba MD14F12 Service Manual

Color television/dvd video player
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A
B
8
FROM/TO LOADER
7
CP2301
LD07T2-24ND-03
TR-
1
T-
TR+
2
T+
FO-
3
F-
FO+
4
F+
DVD/CDPD
5
MON(DVD)
6
NC(SW)
NC
VR/DVD
7
VOL(DVD)
8
GND(DVD)
JG056
DVDLD
9
LD(DVD)
CDLD
10
LD(CD)
R2359
VR/CD
11
VOL(CD)
6
82
12
GND(CD)
DVD/CDPD
13
MON(COM)
DVD_CD
14
DVD/CD
JG016
RF
15
RF
JG040
OPU_C
16
C
JG011
OPU_B
17
B
JG010
OPU_A
18
A
JG013
OPU_D
19
D
JG015
OPU_F
20
F
JG014
OPU_E
21
E
22
VCC
JG012
23
Vref
5
C2331
24
GND(PDIC)
0.1
F
C2315
0.1
F
TO LOADER
OPU_VREF
C2328_1
CP2302
TP2303
00_6232_005_006_800+
MOT_LD-
6.3V
47
5
LD-
MOT_LD+
C2348
4
LD+
R2353
TOUT_SW
3
OPEN
1
B
100
2
GND(D)
R2352
TIN_SW
1
CLOSE
100
4
B2305
TP2305
TP2304
MMZ1608R102CT
P.CON+3.3V
B2305 short --- +3.3V
FROM/TO LOADER
CP2303
00_6232_006_006_800+
TP2306
3
6
SW(GND)
R2349
HOME
5
LIMIT SW
100
MOT_SLED-
4
SLD-
MOT_SLED+
3
SLD+
MOT_SPDL-
2
SP1-
MOT_SPDL+
1
SP1+
2
1
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
A
B
G-5
C
MOTOR DRIVE SCHEMATIC DIAGRAM
JG017
JG018
R2306
VR DVD
Q2303
6.8
VR DVD
0
KTC3875S_Y_RTK
R2346
R2318
Q2305
DVD LD
CTL
KTC3875S_Y_RTK
0
3.3K
6.8
4.5
Q2301
0.1
0.7
R2348
R2332
2SA1036K
3.9
0.1
3.3K
220
0
1.0
0.1
TP2307
R2347
0.7
DVD/CD
3.3K
C2340_1
0
Q2304
KTC3875S_Y_RTK
6.3V
100
KA
B2301
MMZ1608R102CT
C2341_1
B2302
TP2308
6.3V
100
KA
MMZ1608R102CT
CD LD CTL
1.0
R2333
Q2302
3.9
2SA2048
220
4.5
R2340
6.8
R2341
KA
JG019
6.8
NOTE:THE DC VOLTAGE EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
C
D
E
(DVD PCB)
(RF_GND)
RF_A5V
FOCUS_PWM
R2313
4.7K
TRACK_PWM
R2338
4.7K
NC
NC
0 NC 6.0
NC
0
4.0
3.1
3.1
1.6
0
1.6
1.6
0
1.6
0
44
43
42
41
40
39
38
37
36
35
34
33
32
1
2
3
4
5
6
7
8
9
10
11
12
13
0
0
6.0
0
0.5
0.5
2.6
2.6
2.5
2.8
0
0
3.5
NC
C2313
0.1 B
C2302
0.1 B
R2303
2.2
C2303
0.1 B
R2304
2.2
ATTENTION
:LES PIECES REPAREES PAR UN
DANGEREUSES AN POINT DE VUE SECURITE
N'UTILISER QUE CELLS DECRITES
DANS LA NOMENCLATURE DES PIECES
D
E
F
G
B2304
MMZ1608R102CT
B2303
MMZ1608R102CT
R2339
1.2K
R2320
4.7K
VC2
0 NC 1.8
0 NC
1.6
0
NC
1.6
1.6
0
1.6
31
30
29
28
27
26
25
24
23
14
15
16
17
18
19
20
21
22
1.7
2.6
2.6
0 NC
6.0
6.0
0
1.6
1.6
R2325
6.8K
R2328
4.7K
R2357
1K
R2358
120
C2307
0.1
B
JG057
JG058
CAUTION
:SINCE THESE PARTS MARKED BY
ETANT
CRITICAL FOR SAFETY,USE ONES
DESCRIBED IN PARTS LIST ONLY
F
G
H
8
FROM/TO MPEG/MICON/DSP
DVD/CD
DVD_LD
CD_LD
DVD/CDPD
RF
OPU_A
OPU_B
7
OPU_C
OPU_D
OPU_E
OPU_F
VC
HOME
GND
GND
TOUT_SW
TIN_SW
P.CON+A5V
TRACK_PWM
FOCUS_PWM
P.CON+3.3V
6
DRVSB
SPINDLE_PWM
SLED_PWM
VCC+6V
M_GND
SPDL_SENS+
5
SPDL_SENS-
TP2323
TRAY_CLOSE
TP2324
TRAY_OPEN
4
3
2
PCB130
DME060
1
ARE
H
G-6

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