Sharp XL-505

– 19 –
XL-505/505C,CP-505B
Figure 19 BLOCK DIAGRAM (4/4)
R-MUTE

R-MUTE
AUDIO +12V
P
LE
R
Q360
SD
STEREO
IC601
LA4600
POWER AMP.
TAPE
VDD
RVROUT
LVROUT
Vref
RVref
LVref
LTEST
RTEST
AUDIO +12V
AUDIO PROCESSOR
LC75394E
IC401
G-EQ CONTROL
VOL CONTROL
FUNCTION CONTROL
VOLTAGE
REGULATOR
J601
HEADPHONES
POWER
TRANSFORMER
T651
T.F
CNP651
D651-D654
F653
800mA
BIAS B-CAN REC CD+B P MUTE CD L CD R A-GND M-GND CD+6.2V M 12V
D-GND PRE DI
CL CQCK TUN DO TUN CE DI COIN
TO CD SERVO PWB
CNP602
CNP603
VOLTAGE
REGULATOR
MECH +12V
AUDIO +12V
VOLTAGE
REGULATOR
Q604
Q605
CD+6.2V
P-CONT
F652
1.25A
VCC
STAND-BY
R-IN
MUTE
Q601
Q602
+
–
SO601
SPEKER TERMINAL
R-CH X-BASS/GRAPHIC EQUALIZER
RINVIN2
RVRIN
RTOUT
RF3C3 RF3C2 RF3C1 RF2C3
L-CH X-BASS/GRAPHIC EQUALIZER
LSELO
VSS
NC
NC
RSELO
CD L
CD
TUNER
RF2C2 RF2C1
R3
L3
CD R
TUN L
TUN R
TAPE RTAPE L
REC RREC L
TAPE L TAPE R
CL
REC
G
TUNER
DODI
CD+B
L1
L2
R2
R1
CL
D1
CE
NC
NC
AVSS
VSS
LINVIN2
LTOUT
LVRIN
L-IN
GND
L-CH OUT
R-CH OUT
Q609
Q603
Q608
Q606
Q607
R-MUTE A 12V
P CONT
FM ST
SD
PRE CL PRE CE
LF2C1 LF2C2 LF2C3 LF3C1 LF3C2 LF3C3
CE
58
55
54
59
63
56
50
57
2
1
2
1
987654
151413121110
321
987654321
8
14 35
10
1
3
7
4
2
30
19
17 32
21
28
23
24
25
31
29
27
26
22
20
18
5251
53
6061
62
45
44
43
42
4140
75
4
689
120V 60Hz
AC SOCKET
SO651
CNP650
1 2 3
1 2 3
F654
500mA