Sony HCD-EP313 - Personal Component System, Service Manual

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22 22
HCD-EP313
6-6. Schematic Diagram – MAIN Section –
• See page 16 for Waveform. • See page 29 for IC Block Diagram.
9
9
9
0
0
0
0
0
0.6
-3.3
-3.5
13.2
13.8
0
0 0
0 0
-6.8
0
-3.3
0
0
2.5
0.2
0.2
-0.2
0.5
8.2
8.0 8.1 8.3
0
18.1
3.7
0 0
17.2
0
-3.5
-3.5
0
0.1
0.3
-3.5
6.8
9
17.9
0.1
0.8
-5.3
0.2 5.2 0.4
0 0 0
0
0
0
0 0 0
0 0
0 0 0 0 0 0 0 0 0 0 0 0
17.9
16.4
1.0
17.1
0.1
0.7
0.5
7.5 7.5
4.9
5.5
0.9(1.3)
0.3(0.7)
8.6(2.4)
0.3
(0.7)
0.3(1.7)
9(8.4)
7
7
9(8.4)
9(2.5)
9(2.5)
8.6(2.9)
9
9.0(0)
9(8.1)
0
0(5.0)
0.1(8.9)
2.5(-0.6)
0
0
0
0(-23)
3.0
(-6.9)
3.0(-6.9)
3.3(-0.6)
3.0
(-6.9)
2.5(-0.6)
0(-23.1)
3.3(0)
0
3.3
(-12.2)
0
(4.9)
4.5(0)
L-CH
(REC/PB)
R-CH
(ERASE)
2SA1036K
– BIAS OSC –
– BIAS –
REG
REG
TA7805S
IC200
IC601
PB/REC
EQ AMP
CN101
(CD DOOR)
ANTENNA
+
–
+
–
v–
v+
+VM
REG.
MAIN BOARD
TO
CONTROL
BOARD
CN302
(Page 25)
A
TO
TRANSFORMER
BOARD
CN901
(Page 27)
C
DECK BLOCK
– REC/PLAY SWITCH –
0
SWITCH
SWITCH
Q400,401,403
MUTE
RELAY
DRIVE
0
Q205,206
AC DETECT
MUTE
MUTE
IC800 NJM4565D
IC800
HEAD PHONE
AMP
MUTE
MUTE
IC204
POWER AMP
Q701,702
TUNER
POWER
ON/OFF
SWITCH
(TO TUNER UNIT)
Q601,602
DSG SWITCH
L
R
J201
J202
MD
PHONES
J203
SPEAKER
IMPEDANCE
USE 6-16
Ω
SWITCH
Q404, 405
POWER
CONTROL
L
R