Mo_A - Sharp XL-MP150 Service Manual

XL-MP150
A
PICKUP UNIT(306)
VREF
16
B
15
E
14
A
B 13
F
12
C
11
10
9
8
7
6
5
4
C
3
2
1
TR-
TR+
TR+
FO+
FO+
FO-
PD
TR-
VR
LD
D
GND
E
CD MOTOR PWB-E
F
CNP3A
+
M1A
M 6
SPINDLE
-
5
MOTOR
+
4
M2A
M
SLED
3
-
MOTOR
2
SW1A 1
PICKUP-IN
G
The numbers 1
H
NOTES ON SCHEMATIC DIAGRAM can be found on page 6-1
1
CD/MP3 PWB-D
GND
16
LD
15
VREF
14
PD
13
VCC
+B
12
VR
11
E
10
A
9
B
8
F
7
C
6
GND
5
TR+
4
FO-
3
FO+
2
TR-
1
CNP1
+B
+B
CNW3
SP+
6 6 6
SP-
5 5
5
SL+
4
4 4
SL-
3 3
3
PUIN
2
2 2
GND
1
1 1
CNP2
+B
+B
to 10 are waveform numbers shown in page 5-1
2 3
Figure 6-10 SCHEMATIC DIAGRAM (9/10)
CD SIGNAL
+B
C4
0.01
C5
47/25
R7
47
3.3/16
+B
+B
R10
5.6K
R11
6.8K
C10
1000/6.3
36 35 34 33 32 31
30 29 28 27 26 25 24 23 22 21 20 19
IC2
LA6261
FOCUS/TRACKING/
SPIN/SLED DRIVER
1 2 3 4 6 8 9 10 11 12 13 14 15 16 17 18
5 7
+B
Q2
KTA1271 Y
4
6 – 10
+B
+B
+B
AVDD
C47
SLCO
0.047
80 79 78 77 76 75 74 73 72 71 70
R16
EFMIN
330
1
C12
0.0047
TP1
RFOUT
2
3 LPF
C13 0.01
PHLPF
4
C14 0.047
AIN
5
CIN
6
BIN
7
DIN
8
C15
FEC
9
TP3 0.056
RFMON
10
TP2
VREF
11
C6 C16
JITTC
12
0.01
EIN
13
14 FIN
C17
TEC
15
TP4 0.056
TE
16
C18
TEIN
17
0.01
18 LDD
LDS
19
AVSS
20
+B
21 22 23 24 25 26 27 28 29 30 31
+B +B
R14
3
10K
R15
10K
C58
0.01
(MO_SPEED)
(MO_B+)
(MO_B-)

(MO_A+)

(MO_A-)
C11
100/10
R53
1
R54
1
5
R50 R51
10K 10K
C40
0.1
C44 C43
XL1
0.0015 0.0015
16.9344MHz
1
IC1
LC7869
MP3 Deco
DIGITAL SIG
PROCESS
6
2
5
7
4
C23 R25
+B
68K
0.1
C24
0.1
+B
6