Sony HCD-EP404 - AMP Section

1717
HCD-EP404
AMP Section
• Signal Path
• R-ch is omitted due to same as L-ch.
: FM
: CD
: PB(TAPE)
: REC(TAPE)
IC401
FUNCTION SELECT SWITCH,
ELECTRONIC VOLUME
Q403,404
MUTING
Q401
MEGA BASS
R-CH
R-CH
R-CH
LTCOM
LTOUT
LVRIN
LVROUT
L3
CD L-IN
CD L-IN
CD R-IN
CD-DA
CD-CLK
CDRS
TUNER
L-CH
TL-CH
TR-CH
R-CH
R-CH
R-CH
L4
L2
DI CE
2117
INPINENA
MUTE
1
10
9
11
15 16
2
2
5 7
10
3
4
L1
12
73
DATAOUT
15
CDRESET
88
CDCLK
14
CDDATA
D402
D403
D401
+
+
–
+
–
SPEAKER
IMPEDANCE
USE 8Ω
L
R
PHONES
JK501
IC301 (2/3)
SYSTEM CONTROLLER
CL
14
74
CLK
19
SOUNDENA
CD BLOCK
DI
CL
IC601
POWER AMP
IC302
EEPROM
X2
X1
X301
4.194304MHz
79 80
EEPROMDATA
75
CD DOOR SW
91
SDA
5
SCL
EEPROMCLK
77
6
Z PUSH
OPEN/CLOSE
A
D
TUNER
SECTION
TAPE
SECTION
C
TAPE
SECTION
B
TUNER
SECTION
RR-CH
RL-CH
R-CH
STK601