Sharp XL-520W Service Manual page 19

R-MUTE
AUDIO +12V
STEREO
SD
CE DI CL DO
REC L REC R
TAPE L TAPE R
CNP602
1 2 3 4 5 6 7 8 9 10 11 12 13 14
TUNER
15 16 17 18 19 20 1 2 3 4 5 6 7 8 9 10 CNP603
TO CD SERVO PWB
Figure 19 BLOCK DIAGRAM (4/4)
MODE
Q202 Q203
A 12V
SRS1
SRS2
TUN R
TUNER
TUN L
CD R
CD
CD L
L-CH
SO401
VIDEO/
AUX
R-CH
13
9
Q601
MUTE
Q602
P-CONT
VOLTAGE
REGULATOR
CD+6.2V
Q607
Q606
Q608
Q609
VOLTAGE
REGULATOR
CD+B
MECH +12V
Q605
AUDIO +12V
Q604
VOLTAGE
REGULATOR
Q603
– 19 –
MODE
Q205 Q201
28 27 26 25 24 23 22 21 20
LIPPLE
FILTER
1 2 3 4 5 6 7 8 9
IC201
Q208
SRS5250S
IN R IN L
R-CH X-BASS/GRAPHIC EQUALIZER
TAPE
TAPE L TAPE R
17 32 16 33 40 41 42 43 44 45 51 52 53
30 R2
L2
19
RVref
R1
28
Vref
L1
21
LVref
CE
25
IC401
LTEST
D1
24
LC75394E
RTEST
CL
23
AUDIO PROCESSOR
NC
31
NC FUNCTION CONTROL VDD
29
VOL CONTROL
27 AVSS
LVROUT
G-EQ CONTROL
RVROUT
VSS
26
VSS
22
20 NC
NC
18
13 9 8 7 6 5 4 62 61 60
14 35
L-CH X-BASS/GRAPHIC EQUALIZER
L-CH OUT
L-IN 2
R-IN
R-CH OUT
5
GND
3
7
12
D651 - D654
D656 - D659
XL-520W/CP-520
19 18 17 16 15
11 12 13 14
10
50
56
63
54
59
AUDIO +12V
57
58
55
SO601
+
–
J601
HEADPHONES
POWER
F651
SW651
TRANSFORMER
T2.5A
VOLTAGE
T651
L 250V 230- SELECTOR
240V
220V
127V
110V
F652 T.F
T1.25A
L 250V
AC SOCKET
110/127/220/230-240V
50/60 Hz