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XL-1100 (serv.man7). Part 3 - Block diagrams (21-25) - Sharp Audio Service Manual (repair manual). Page 5

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– 25 –
XL-1000H/1100H
Figure 25 BLOCK DIAGRAM (5/5)
XL-1100H
VOLTAGE
REGULATOR
3 
1 
3 
2 
1 
USWD_5R6V
P_CONT
D_GND
3 
2 
1 
AC INPUT
SOCKET
AC230V,50Hz 
AC 230V,50Hz 
AC POWER SUPPLY CORD
LINE
FILTER
POWER
TRANSFORMER
(SUB) 
FROM
DISPLAY PWB
POWER PWB-B
CNP651
SO655 
LF651 
IC681
AN78L05 
D688
1N4004
RLY601
CNP707
T681
D681~D684
Q683
Q681
4 
3 
2 
1 
4 
3 
2 
1 
3 
1 
POWER
TRANSFORMER
(MAIN)  
TF
T651
T2.5A  L 250V
CNP801
F651
T1.25A  L 250V
F653
Q606
Q607
Q904
D651~D654
D657~D660
Q101
Q102
Q601
Q602
Q605
Q603
Q604
Q608
Q609
Q903
CD +B
5V
+B
CD_6R2V 
+B1
+B2
+B3
+B4
+B5
+B6
M_12V 
A_12V
A_24V
5
12
9
10
11  
3 7 
4 
2
IN2
POWER –GND1,2
VCC
OUT1
FIL
OUT2
GND
NF1
POWER AMP.
IC901
LA4282 
L-CH
L-CH
R-CH
R-CH
L-CH
R-CH
SPEAKER TERMINAL
+ 
+ 
SO601 
HEADPHONES
1 
2 
3 
4 
5 
9 
10
J601
VSS 
VDD
IC401 
LC75342M
15
14
13
12
11
10
9 
17
18
19
20
21
22
23
24 
25
26
27
28
29
16
8 
7 
6 
5 
4 3 2 1 
CE
DI
30
CL
LOGIC 
TUN  L 
CD  L
TUN  R
R-CH OUT
L-CH OUT
A_12V
NC
FUNCTION/VOLUME
EQUALIZER  
AUX  R
AUX  L
CD  R
MUTE
VOLTAGE
REGURATOR
VOLTAGE
REGURATOR
VOLTAGE
REGURATOR
+B6
5 4 3 2 1 
A
_
12V
D_GND
TUN  L
TUN  R
A_GND
4 5 6 
1 2 3 
7 8 9 
10  11  12  
SD
STEREO
DO
CE
DI
CL
CD  +B
P_MUTE
P_STB
D_GND 
5V
A_24V 
+B1
+B3
+
B6
+B5
CNP703
B
FROM
DISPLAY PWB
+B7
L
L 
UP UNIT 
D_GND 
MAIN PWB
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XL-1100 (serv.man7) Service Manuals

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XL-1100 (serv.man6) Part 2 - Notes on schematic diagrams, Waveforms (19-20) Service Manual 2 92.95 KB
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XL-1100 (serv.man3) Quick Start Guide User Guide / Operation Manual 4 197.37 KB
XL-1100 (serv.man4) Parts Guide 12 290.72 KB
XL-1100 (serv.man12) Specification 1 41.69 KB
XL-1100 (serv.man13) Addition of 'foam cushion' to reduce CD mechanism vibration. Technical Bulletin 2 35.52 KB
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