Toshiba 15DLV77B Service Manual page 114

A B
8
C2350
DSM2(06SD)
0.1 B
C2329_1
7 FROM/TO LOADER
6.3V 47 KA
CP2301_1
LD07T2-24ND-03
C2331
1 GND
JG015
0.1 B OPU_F
2 F
JG012 OPU_VREF
3 Vref
JG026
4 VCC
JG014 OPU_E
5 E
JG013 OPU_D
6 D
JG040 OPU_C
7 C
JG025 DVD/CD
8 SW1(DVD/CD)
JG016 RF
9 VRF(RF_OUT)
JG011 OPU_B
10 B
6
JG010 OPU_A
11 A
JG027 DVD/VR
12 VR(DVD)
13 VR COM
JG034
14 VR(CD)
15 GND
JG035 CDLD
16 LD(CD)
JG036
17 PD/GND
JG037 DVDLD
18 LD(DVD)
19 GND JG056
20 NC NC
TP2309 TR+
21 T DRV
TP2310
TR-
22 T RTN
5
TP2311 FO+
23 F DRV
TP2312 FO-
24 F RTN
UNREG+12V_D
TP2305
TP2303
TP2304
CP2302
00_6232_005_006_800+
R2352
TIN_SW
5 CLOSE
100
4 OPEN
3 GND(D)
R2353
TOUT_SW
2 LD-
100
1 LD+
4
MOT_LD-
MOT_LD+
P.CON+3.3V_D
CP2303 TP2306 MMZ1608R102CT
00_6232_006_006_800+
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+
2
1
A B
H-29
C
MOTOR DRIVE SCHEMATIC DIAGRAM
VR_DVD
VR_CD
Q2303
Q2305
KTC3875S_Y_RTK
KTC3875S_Y_RTK
0
0.2
R2348 R2346
0 3.3K 3.3K
0
0 W843 0.7
0
R2347
0.7
DVD/CD SW
3.3K
Q2304
0
KTC3875S_Y_RTK
JG017 JG018
R2306
6.8
R2318
DVD LD CTL
6.8
Q2301 2.6
R2332
KTA1505S-Y-RTK/P 1.9
B2301 220
2.3
TP2307
MMZ1608R102CT
DVDLD
C2340_1
10V 100 YK
C2341_1
B2302
CDLD
100 YK
0 10V
MMZ1608R102CT
3.0 R2333
W809
CD LD CTL
Q2302 220
KTA1544T-RTK/P
3.2
R2340
TP2308
6.8
R2341
JG019
6.8
B2305
(D_GND)
C
D E
(DVD MT PCB)
(RF_GND)
(D_GND)
RF_A5V
FOCUS_PWM
TRACK_PWM
R2313
4.7K
R2320
4.7K
R2338
NC NC NC
0 4.1 3.2 3.2 1.6 0 NC 1.6 1.6 0 1.6 0 0 0
4.7K
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 NC 1.9 1.9 2.6 2.7 2.6 2.8 0 0 3.7 1.7
C2313
0.1 B
C2302 0.1 B
R2303 2.2
C2303 0.1 B
R2304 2.2
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
D E
F G
B2304
P.CON+A5V_D
MMZ1608R102CT
P.CON+3.3V_D
R2339
1.2K
R2310
4.7K
VC2
0 0 NC 1.6 1.6 0 NC 1.8 1.6 1.6 0 NC
31 30 29 28 27 26 25 24 23
(M_GND)
14 15 16 17 18 19 20 21 22
R2325
2.6 2.7 0 NC 6.0 6.0 1.6 1.6 1.6
6.8K
R2328
4.7K
R2357
1K R2358
120
C2307 0.1 B
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/CDPD
DVD_CD
DVD_LD
CD_LD
RF 7
OPU_A
OPU_B
OPU_C
OPU_D
OPU_E
OPU_F
VC
HOME
GND
(RF_GND)
(D_GND)
TOUT_SW
TIN_SW 6
TRACK_PWM
FOCUS_PWM
VDDPWM3.3V
DRVSB
SPINDLE_PWM
SLED_PWM
SPDL_SENS+
SPDL_SENS-
5
TP2323
TRAY_CLOSE
TP2324
TRAY_OPEN
FROM/TO AUDIO/VIDEO
TIN_SW
4
FROM/TO REGULATOR
UNREG+12V_D
P.CON+A5V_D
P.CON+6V_D
P.CON+3.3V_D
GND
(D_GND,M_GND)
3
2
PCB130
DMF085
1
H
H-30