Toshiba MD9DM1R Service Manual page 52

A B
8
FROM/TO READ CNANNEL
FO+
7 FO-
TR+
TR-
6
5
FROM/TO LOADER
CD2301
2H081007
C2301
0.1 B
1 SLD1
2 SLD2
3 SP1+
4 SP1-
C2303
5 +5V
0.1 B
6 SP FG
7 GND
C2306
4 8 LIMIT SW
0.1 B
CP2301
00_6232_008_102
C2305
CP2302
A2001WR2-5P
0.1 B
1 MLD1(-)
2 MLD2(+)
3 CLOSE
4 GND(D)
C2304
5 OPEN
3 SPDFG.CTL
0.1 B
Q2304
CD2302 KTA1504S_Y_RTK
CU251002
3.0
1.6
R2302
0.4
10K
0 SPDFG.CTL
2 Q2301
KTC3875S_Y_RTK
R2301
10K R2303
10K R2305
10K
1
A B
G-9
C
MOTOR DRIVE SCHEMATIC DIAGRAM
P.CON+9V
R2314
12K
MOTOR DRIVE
IC2301 LA6560
C2309
0 0
FWD S-GND
16V 100 KA
0 4.2
REV VCONT
C2310
9.1 3.3
VCC2 MUTE
0.1 B R2313
0.2 2.5
VLD- VIN4
10K
0.2 2.5
VLD+ VIN4-
4.0 2.5
TR-
VD4+ VIN4+
TR+ 4.3 2.6
VD4- VREF-IN
FO- 4.3 5.0
VD3+ VIN1-SW
2.5
FO+ 4.1
VD3- VREF-OUT NC
0 0
0
5.3
VD2+ REG-OUT NC
0.9
3.1
VD2- REG-IN
NC
4.2 2.5
VD1+ VIN3+
4.2 2.5
VD1- VIN3-
9.1 2.6
VCC1 VIN3
R2308
2.5 2.5
VIN1 VIN2+
15K
0 2.5
VIN1-A VIN2-
2.5 3.0
VIN1+A VIN2
2.5 2.5
VIN1-B VIN1+B
C2308
0.1 B
R2310 10K
2.3
3.3
DMVTE_CTL
Q2302
5.0
KTA1504S_Y_RTK
4.9
R2307
4.2
10K
0
DMVTE_CTL
3.3
Q2303
KRC102SRTK
0
R2309
100 R2311
R2312
100
100
NOTE: THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
C
D E
(DVD PCB)
CLOSE
OPEN
R2318
10K
DMUTE
R2317
TD
5.6K
R2319
FD
R2316 10K
10K
R2320
SPD
R2315 10K
22K
C2315
VREF
0.1 B
SLD
SPD_FG
P.CON+A5V
DMUTE
LSW
CLS_SW
OPN_SW
CAUTION: DIGITAL TRANSISTOR
NOTE:THE DC VOLTAGE EACH PART WAS
MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
D E
F G
FROM/TO SYSCON1
P.CON+9V
AT+3.3V
SPD_FG
DMUTE
OPEN
CLOSE
LSW
CLS_SW
OPN_SW
D
GND
GND[M]
GND[A]
P.CON+A5V
FROM/TO DSP
SPD
SLD
TD
FD
SPD_FG
VREF
PCB130
VMB261
F G
H
8
7
6
5
4
3
2
1
H
G-10