XL-1100 (serv.man7). Part 3 - Block diagrams (21-25) - Sharp Audio Service Manual (repair manual). Page 4

Read Sharp XL-1100 (serv.man7) Service Manual online

XL-1000H/1100H
– 24 –
Figure 24 BLOCK DIAGRAM (4/5)
Q801
Q901
Q802
Q902
Q908
Q907
Q861
7
6
5
4
3
2
1
8 9 10 11 12 13 14 15
CNP702
CLID_SW 
CLID_UP 
CLID_PRO
CLID_DW 
BUCK
BUS2
BUS0
BUS1
BUS3
CCE 
CD_RES
PU_IN 
LIGHT 
CD_STB
DIMMER 
SBAD
FEO
FEN
VRO
RFRP
RFIS
RFGO
RFGC
AGCI
RFO
GND
RFN
TEO
TEN
2VRO
TEB
SEL
LDO
MDI
TN1
TPI
FPI
FNI
VCC
SERVO PRE AMP.
IC801
TA2109F
SERVO/SIGNAL CONTROL
IC802
TC9462F 
DOUT
TERMINAL
PWB
VSS 
VSS 
VSS 
AVSS 
XVSS 
TESIOO
TESIN
TESI01
VSS
VSS
PXI
DVSL
DVSR
PDO 
TMAX
VCOREV
RFI 
RFCT
LPFN
LPFO
PVREV
TSIN
VREF
X801
16.93MHz
XO
XI
VDD 
VDD 
VDD 
VDD 
VDD 
XVDD 
AVDD 
2VREF
SEL
RFGC
TEBC
FOO
TRO 
TEI 
TEZI
RFRP
FEI 
SBAD
P2VREF
SWITCHING
R-CH 
L-CH 
SO401
VIDEO/AUX
INPUT
CD LID 
MOTOR DRIVER
1
2
3
5
6
7
8
9
IC805
TA7291S 
11  10  
9 8 7 6 5 4 3 2
CE
CL
DI
SD
FM  ST
DO
A_12V
D_GND
TUN  L
TUN  R
+B6
+B2
+B4
CNP307
TO
TUNER PWB
FROM
DISPLAY PWB
LED PWB
SWITCH PWB
CD LID
OPEN/CLOSE
SW802 
XL-1000H:LED801
XL-1100H:D801
CD LID
OPEN/CLOSE
MOTOR
M
M801
FOCUS/TRACKING/
SPIN/SLED DRIVER
1
2
3
4
5
6
7
8
9
9
10
11
12
13
16 17 18 19
21 22 23 24 25 26 27 28
PO1-
PO1+
VO3-
VO3+
VIN3
VG3
VCC
VCC
BIAS
VG4
VIN4
VO4+
VO4-
OPO
VO2-
VO2+
VIN2
VG2
GND
GND
GND
MUTE
REG O
TRB
VG1
VIN1
VO1+
VO1-
IC804
MM1469XH
SPINDLE
MOTOR
SLED
MOTOR
PICKUP IN
SP+ 
SP–
SP+ 
SL–
PU-IN 
GND 
FO
TR
+
M
M
CD MOTOR PWB
NM802 
NM801 
NSW801
CD_6R2V 
5V
+B2
+B4
+B7
+B
+B7
A
C
B
F
E
+B7
+B7
+B7
LD
MON
FOCUS  COIL
1/2V
5V
TRACKING  COIL 
CD PICKUP UN
23
24
22
21
20
19
18
17
16
45
40
38
34
33
32
31
30
28
50
56
57
51
52
48
49
46
47
43
42
44
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
DIGITAL
OUT 
J801
53
55
FMO
DMO
100
90
97
96
93
92
91
78
79
BUS0
BUS1
BUS2
BUS3
BUCK
/CCE
/RST
85
82
RO
LO
14
23
39
62
76
80
94
6 15 24
36
63 71 72 73 74 77 95
81 86
A_GND 
D_GND 
D_GND 
M_GND 
M_GND 
M_GND 
M_GND 
25
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