Sharp XL-520H 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
TUNER
9 10 11 12 13 14 15 1 2 3 4 5 6 7 8 9 10 CNP603
TO CD SERVO PWB
Figure 19 BLOCK DIAGRAM (4/4)
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 –
XL-520H,520E/CP-520,520E
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
31 NC
NC FUNCTION CONTROL
29 VDD
VOL CONTROL
AVSS
27 LVROUT
G-EQ CONTROL
RVROUT
VSS
26
VSS
22
NC
20
NC
18
5 4
14 35 13 9 8 7 6 62 61 60
L-CH X-BASS/GRAPHIC EQUALIZER
L-CH OUT
L-IN 2
R-IN
5 R-CH OUT
GND
3
12 7
D651 - D654
D656 - D659
50
56
63
54
59
57 AUDIO +12V
58
55
SO601
+
–
J601
HEADPHONES
F651
T2.5A
T651
L 250V
F652 T.F
T1.25A
L 250V
POWER
TRANSFORMER
AC SOCKET
230V,50Hz