Block Diagram - Sharp XL-3000 Service Manual

XL-3000/3000C
FROM
DISPLAY PWB
1 2 3 4 5 6
CNP702
Q802
1 9 5
IC805
TA7291S
CD LID
2 3
MOTOR DRIVER
55 53
90 BUS0
91 BUS1
92 BUS2
BUS3
93
96 BUCK
97 /CCE
100 /RST
SERVO/SIGNAL CONTROL
X801
XI
78
16.93MHz
XO
79
+B7 14 VDD
23
VDD
39
AVDD
62
VDD
76 VDD
80
XVDD
94
VDD
36 6 15 24
D_GND
7 8 9 10 11 12 13 14 15
Q901
Q908
8
6
7
5V
+B7 Q861
13 12 11 10 9 8 7 6 5 4 3 2 1
MM1469XH
FOCUS/TRACKING/
SPIN/SLED DRIVER
16 17 18 19 21 22 23 24 25 26 27 28
DOUT 9
RO 82
LO 85
IC802
SEL 57
TC9462F
56
2VREF
TEBC 52
RFGC 51
50
VREF
TRO 49
FOO 48
TEZI 47
TEI 46
TSIN 45
SBAD 44
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 22 BLOCK DIAGRAM (1/4)
LED PWB
Q902
M_GND
SWITCH PWB
+B4
Q907
OPEN/CLOSE
M_GND
OPEN/CLOSE
MOTOR
CD_6R2V
+B2
SP+
SP–
SP+
SL–
PU-IN
GND
M_GND
IC804
CD MOTOR PWB
FO
TR
TEO
13 SBAD 12
FEO TEN
14 11
2VRO
15 FEN 10
TEB
16 VRO 9
RFRP SEL
17 8
LDO
RFIS 7
18
MDI
19 RFGO 6
RFGC TN1
20 5
TPI
21 AGCI 4
FPI
22 RFO 3
GND FNI
23 2
VCC
24 RFN 1
IC801
D_GND
TA2109F
SERVO PRE AMP.
– 22 –
CNP307
SW802
CD LID
SUB
WOOFER
OUT
R-CH
SO401
M801
CD LID VIDEO/AUX
INPUT
L-CH
M
NM802
SPINDLE
MOTOR
+
M
–
+
NM801
M
SLED
–
MOTOR
1
J801 2
DIGITAL
3
OUT
NSW801
TERMINAL
PICKUP IN
PWB
CD PICKUP UNI
+B7
SWITCHING
Q801
E
F
B
A
+B7
C
1/2V
+B7
TO
TUNER PWB
9 8 7 6 5 4 3 2
11 10
+B7
FOCUS COIL
TRACKING COIL
LD
MON
5V