Amp Section - Sony HCD-EP404 Service Manual

AMP Section

TUNER
TUNER
L-CH
A
SECTION
R-CH
R-CH
TAPE TL-CH
D
SECTION
TR-CH
R-CH
CD L-IN
CD BLOCK
CD L-IN
CD R-IN
R-CH
CD-DA
CD-CLK
CDRS
15 88 14
IC401
FUNCTION SELECT SWITCH,
ELECTRONIC VOLUME
1
LVROUT
9 L4
LVRIN 2
11 L2
D402
Q401
MEGA BASS
D401
3
LTOUT
10 L3
R-CH
LTCOM 4
RL-CH
C TAPE
L1 12
RR-CH SECTION
R-CH
15 14 16
DI
TUNER
B
CL SECTION
73 74 19 17
IC301 (2/3)
SYSTEM CONTROLLER
91 79 80
X301
4.194304MHz
Z PUSH
OPEN/CLOSE
5 7
IC601
POWER AMP
R-CH
2 10
D403
Q403,404
MUTING
21
75 77
5 6
IC302
EEPROM
17 17
+
STK601
+
–
–
+
• R-ch is omitted due to same as L-ch.
• Signal Path
: FM
: CD
: PB(TAPE)
: REC(TAPE)
HCD-EP404
JK501
PHONES
L
SPEAKER
IMPEDANCE
USE 8Ω
R