Sharp CD-MD3000H Service Manual page 61

REGULATOR
Q3 R38
2SD2012 1K
4V
L2
3.3V
0.82µH
4V
C38
L7
DZ2
10/50
0.82µH
MTZJ3.9B
TP14
FE
C32
0.022
C33
0.022
R41
3.3K
R42
56K
C40
C34 0.1(ML)
22P
Q1
2SC1740 R
C41
0.1(ML)
1.7V
1.7V
C36
27P
R35
1K
R39
10K
R36
2.2K
R37
33K
+B
7
R75
10K
R76
10K
R78
R77
8.2K 8.2K
+B
0.3V
Q5
KRA102 M
4V
SWITCHING
32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17
LEVEL SHIFT
LEVEL
SHIFT LEVEL
2
2
1
R45
3
8.2K
R46
1.2K
R43
TE
820
0.7V
R44
4V
13 GVSW SBAD 12
68K
0V
1.7V
14
VRO TEO 11
1.7V
1.7V
FEO
15 TEN 10
1.7V
1.7V
10
FEN
16 TEB 9
0V
0.8V
RFRP
17 8
SEL
1.7V 2.7V
RFIS 9
18 LDO 7
0V
1.7V
19 RFGO
6
MDI
1.7V
1.2V
20 RFGC TNI 5
1.7V
2.4V
AGCI
21 4
8 TPI
1.7V
1.1V
RFO
22 3
FPI
1.7V 1.7V
RFN
23 2
FNI
0V
0V
GND
24 IC6 1
VCC
IC6
TA2147F
SERVO PRE
AMP.
8 9
Figure 61 SCHEMATIC DIAGRAM (8/16)
C95 100P
C94 100P
GND(D)
C93
CANA_A
100P
CANA_B
CANA_C
CANA_D
CANA_E
CANB_A
CANB_B
C97 100P
C98 100P
C99 100P
C96 100P
C58 100P
C59 100P
GND(D)
C60
100P TRAY_A
TRAY_B
TRAY_C
C45 C48 IC5
470/10 100/10
BA5939S
FOCUS/
TRACKING/
C46
0.022
SPIN/
SLED DRIVER
LEVEL
IC5
SHIFT LEVEL
SHIFT
SHIFT
LEVEL SHIFT
3 4 5 6 7 8 9 10 11 12 13 14 15 16
R71
R73
10K 8.2K
R72 R74
8.2K
10K
SWITCHING
R52
560
Q4
KTA1266 GR
2.7V
C67
0.001
R48
10
R53
68K R54
47K
R55
68K
R57
47K
+B
10
– 61 –
CD-MD3000H/CD-MD3000W
TRAY SWITCH
PWB-F
FW2
CNP2
1 1
GND(D)
1
CAMA_A
2
3 CAMA_B
4 CAMA_C
5 CAMA_D
6 CAMA_E
7 CAMB_A
CAMB_B
8
8 8
CAM SWITCH PWB-G
FW3
CNP3
1
1
GND(D)
1
TRAY_A
2
TRAY_B
3
TRAY_C
4
4
4
SWB103
DISC DETECT 3
C49
0.1
–
1 1
2 2
+
3 3
–
4 4
C50
+
0.1
SP+
6 6 6 6
SP–
5 5 5 5
SL+
4 4 4 4
SL–
3 3 3
3
PU-IN
2 2 2 2
GND
1 1 1 1
TR–
TR–
1 1 1
1
TR+
TR+
2 2 2
2
FO+
FO+
3
3 3 3
FO–
FO–
4 4 4
4
GND GND
5 5 5
5
PD
PD
6 6 6
6
VR VR
7 7 7 7
LD LD
8
8 8 8
C C
1
1 1 1
F F
2
2 2 2
B
B
3 3 3 3
A
R56 A
4 4
4 4
68K
E E
5
5 5 5
1/2V
VREF
6
6 6 6
+5V +5V
7 7
7 7
PICKUP UNIT
11
SWB104 MODE1
SWB105 MODE2
SWB106 MODE3
SWB107 MODE4
SWB108 MODE5
SWB109 TRAY1
SWB110 TRAY2
SWB101
DISC DETECT 1
SWB102
DISC DETECT 2
MOB1
M
MAIN CAM
MOTOR
MOB2
M
TRAY MOTOR
+
NM1
SP+
M
SPINDLE
SP–
MOTOR
–
SL+
+
NM2
SL–
M
SLED
PU-IN
MOTOR
–
GND
NSW1
PICKUP IN
CD MOTOR
PWB-E
TR+
FO+
FO–
TR–
ACTUATOR
LTOH41M1
1/2VCC
C
+
–
F
+
–
B
+
–
A
+
–
E
+
–
GND
MON
LD
VCC
12