Sony HCD-EX200 - Block Diagrams - AMP Section

HCD-EX200
17 17
– AMP SECTION –
68
66
69
57
36 8
3
9 14 16 11
32 33 34
7 8 38 45
12
1320 28 29 47 4351 - 54 60 - 99
4448 49 50
2 1
L SPEAKER
IMPEDANCE
USE 4-16Ω
R
L
OUT
OUT
TAPE
R
L
R
I /
PHONES
J501
TM801
R CH
R CH
KEY
S601-604
S611-616,Q651
TOUCH
SWITCH
IC651,652
DIMMER SW
Q775
BACK LIGHT
ON/OFF
Q773,774
LED
DRIVER
Q622,623
Q771
CD+7V
D+5V
D781-784
(LCD BACK LIGHT)
D621
(ON/STANDBY)
LIQUID
CRYSTAL
DISPLAY
LCD701
COM0-3 SEG0-39
R-CH
R-CH
IN B2
IN D2
IN A2
REC B2
OUT2
OUTA
R-CH
IN+
CLOCK DATA LATCH
COM0 I COM3 SEG0 I SEG39 BACK LIGHT CTL KEYIO-1 KEYIO-2 REMOTE STBY PULSE POWER
VOL_CLK
VOL_DATA
VOL_STB
MUTE_A
XOUT
XIN
10 11
XT1 XT2
AMP_MUTE
SP_RELAY
STANDBYA STANDBYB MUTEA MUTEB
TAPE-L
TU-L
CD-L
TU-L
CD-L
J101
PRE AMP
IC111
MUTE
Q113
MUTE
Q501
HEADPHONE
AMP
IC501
POWER AMP
IC801
MASTER CONTROL
LCD DRIVER
IC701 (2/2)
RESET
REMOTE
CONTROL
RECEIVER
IC601
OPEN/
CLOSE
CD+7V
ST+12V
STBY
PULSE
D+5.6V
CD+5V
-B
(-15V)
+7.5V
EN
-7.5V
+B (+15V)
-B (-15V)
+7.5V
-7.5V
D934
T901
+B (+15V)
D10-13
SWITCHING
REGURATOR
IC1 ,Q21-23
CONTROL
PC1,2
IC951 ,Q951
F1
3.15A
D911
D941
D931
AC
IN
D901
D752
D+5.6V
RESET
IC751 ,Q751
3 1
3 1
4
1 2
10 9
+12V REG.
Q961-964
+5.6V
REG.
IC932
±7.5V
REG.
IC933
+7V REG.
IC931
DC DETECT
Q822,823
RY801
D701
INV
Q821
RELAY
DRIVE
Q824
Q131
A
B
TUNER/CD
SECTION
TUNER/CD
SECTION
: FM
: CD
• Signal Path
• RCH is omitted due to same as LCH
X701
5MHz
X702
32KHz
w w w . x i a o y u 1 6 3 . c o m
Q Q
3
7
6 3
1 5 1 5
0 9 9
2
8 9
4 2
9 8
T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3
Q Q
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