Sharp XL-30H Service Manual page 29

L803
10µH
+B
L801
10µH
IC804
LA6541D
FOCUS/
TRACKING/
SPIN/SLED
DRIVER
C844
0.0068
13
2.1V
R825
14
2.2V
82K
C845
15
2.1V
100/10
16
2.1V
10
C846
17
2.1V
0.1
9
18
2.1V
19
2.1V
C847
20
2.1V
0.1
21
2.1V
C848 8
R828
R826
39P
1.2K 22
2.7K
1.7V
C839
2P 23
0V
24
2.1V
R827
R829
27K
68K
C863
470P
TA2109F
C855
C849
100/10
0.056 SERVO PRE AMP.
+B
7
8
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Q861
2SB562 C
5V +B
6.3V
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
IC804
LA6541D
C857
47/16
16 18 19 20 21 22 23 24
17
+B
R823
1K
R824
27K
C842
12
2.2V
47/10
2.1V 11
10
4.3V R822
22
9
2.1V
4.1V
8
2.5V
Q801
7
3.4V
KTA1266 GR
3.4V
6
0V SWITCHING
5
2.1V
4
2.1V
3
2.1V
2
2.1V
+B
1
5V
IC801
9
Figure 29 SCHEMATIC DIAGRAM (6/6)
– 29 –
C861
0.001
L804
2.2µH
2
3
25 26 27 28 29
30
TR-
1
TR+
2
FO+
3
FO-
4
GND
5
PD
6
VR
R821
7
150
LD
8
C843
0.1
R80E
82K
C
1
R80A 82K
F
2
R80B 68K
B
3
R80C 82K
A
4
R80F 82K
E
5
R80G 68K
VREF
6
+B +5V
7
10
XL-30H/30W
CD PWB-A3
CFW807
1
1
2 2
SW801
OPEN/CLOSE
OPEN/CLOSE
SWITCH
PWB-A6
CD_L
1
1
A_GND
2
2
CD_R
3 3 TO MAIN PWB
M_GND
4
4
CNP605
M_12V
5 5 P25 7-H
D_GND
6 6
CD_6R2V
7 7
+B
CD MOTOR PWB-C
+
SP+ SP+
NM802
M
6
6 6
SPINDLE
SP- SP-
-
5 MOTOR
5 5
SL+ SL+
+
4
4 4
SL- SL- NM801
M
3
3 3
SLED
PU-IN PU-IN
- MOTOR
2 2 2
GND GND
1 1 1
NSW801
PICKUP IN
PICKUP UNIT
TR-
TR-
1 1
TR+ TR+
2 2
FO+
3 3
FO+
FO-
4 4
FO-
GND
5 5
PD
ACTUATOR
6 6
VR
7 7
LD
8 8
GH6C605B3A1
1/2VCC
+
-
C
+
C
1 1 -
F
F
2 2 +
-
B
B
3 3
+
A
4 4
A -
E
5 5
+
1/2V
6
6
-
E
+5V
7
7
GND
MON
LD
VCC
11 12