Sharp XL-1000H Service Manual page 24

XL-1000H/1100H
1 2 3 4
CNP702
1 9 5
IC805
TA7291S
CD LID
2 3
MOTOR DRIVER
55
90 BUS0
91 BUS1
BUS2
92
BUS3
93
96 BUCK
97 /CCE
100 /RST
SERVO/SIGNAL CONTROL
X801
XI
78
16.93MHz
79 XO
14
+B7 VDD
23
VDD
39
AVDD
62
VDD
76
VDD
80
XVDD
94
VDD
36 6 15 24
D_GND
FROM
DISPLAY PWB
5 6 7 8 9 10 11 12 13 14 15
Q802
8
6 7
5V
+B7 Q861
13 12 11 10 9 8 7 6 5 4 3 2 1
16 17 18 19 21 22 23 24 25 26 27 28
53
DOUT 9
82
RO
85
LO
IC802
57
SEL
TC9462F
2VREF 56
TEBC 52
RFGC
51
VREF 50
TRO 49
FOO 48
TEZI 47
TEI 46
TSIN 45
44
SBAD
FEI 43
RFRP 42
RFCT
40
RFI 38
34
VCOREV
PVREV 33
LPFO 32
LPFN
31
TMAX 30
28
PDO
P2VREF 25
63 71 72 73 74 77 95 81 86
M_GND A_GND
Figure 24 BLOCK DIAGRAM (4/5)
LED PWB
XL-1000H:LED801
XL-1100H:D801
Q901 Q902
M_GND
SWITCH PWB
+B4
Q908 Q907
M_GND
CD_6R2V
+B2
SP+
SP–
SP+
SL–
PU-IN
GND
M_GND
IC804
MM1469XH
FOCUS/TRACKING/
CD MOTOR PWB
SPIN/SLED DRIVER
FO
TR
TEO
13 SBAD
TEN
14 FEO
FEN 2VRO
15
VRO TEB
16
RFRP SEL
17
RFIS LDO
18
MDI
19 RFGO
TN1
20 RFGC
TPI
AGCI
21
FPI
22 RFO
FNI
23 GND
VCC
24 RFN
IC801
D_GND
TA2109F
SERVO PRE AMP.
– 24 –
CNP307
SW802
CD LID
OPEN/CLOSE
R-CH
SO401
M801
VIDEO/AUX
CD LID
OPEN/CLOSE
INPUT
MOTOR
L-CH
M
NM802
SPINDLE
MOTOR
+
M
–
+
NM801
M
SLED
– MOTOR
1
J801 2
DIGITAL
3
OUT
NSW801
TERMINAL
PICKUP IN
PWB
CD PICKUP UN
12
11
+B7
10
9
SWITCHING
8
Q801
7
6
E
5
F
4
B
3
A
2
1 +B7
C
+B7
TO
TUNER PWB
9 8 7 6 5 4 3 2
11 10
+B
FOCUS COIL
TRACKING COIL
LD
MON
1/2V
5V