Block Diagrams - Amp Section - Sony HCD-EX100 Service Manual

– AMP SECTION –
L
OUT
R R-CH
TAPE
TAPE-L
L
68 IN B2
TU-L
OUT
66 IN D2
CD-L
R R-CH 69 IN A2
J101
A TU-L
TUNER/CD
SECTION
CD-L
TUNER/CD B
SECTION
MASTER CONTROL
LCD DRIVER
IC701 (2/2)
51 - 54 60 - 99
LIQUID
CRYSTAL
DISPLAY
LCD701
D781-784
(LCD BACK LIGHT)
D621
I /
(ON/STANDBY)
57
REC B2
OUT2 36
MUTE
Q113
PRE AMP
IC111
32 33 34
Q131
X701
5MHz
48 49 50 44 7 8
20 28 29
CD+7V
DIMMER SW
Q775
KEY
BACK LIGHT
S601-604
ON/OFF
S611-616,Q651
Q773,774 TOUCH
SWITCH
IC651,652
LED
DRIVER
Q622,623
D+5V
Q771
POWER AMP
IC801
8 IN+ OUTA 3
R-CH
9 14 16 11
DC DETECT
Q822,823
Q821
2 1
D701
HEADPHONE
MUTE
AMP
Q501
IC501
X702
32KHz
10 11 38 45
RESET
RESET 12
IC751
,Q751
13 47 43
ST+12V
REMOTE
CONTROL
CD+7V
RECEIVER
IC601
D+5.6V
CD+5V
D934
-B
OPEN/
(-15V)
CLOSE
+7.5V
-7.5V
17 17
TM801
R CH
RY801
RELAY
DRIVE
Q824
INV
R CH
• RCH is omitted
• Signal Path
D752
D+5.6V
+B (+15V)
T901
D901
+12V REG.
Q961-964
D10-13
D931
+7V REG.
3 1
3.15A
IC931
+5.6V
3 REG. 1
IC932
D911
SWITCHING
REGURATOR
+7.5V
1 2 IC1
±7.5V
,Q21-23
REG.
IC933
D941
-7.5V
10 9
CONTROL
4
+B (+15V) PC1,2
IC951
EN ,Q951
STBY -B (-15V)
PULSE
HCD-EX100
L SPEAKER
IMPEDANCE
R USE 4-16Ω
J501
PHONES
: FM
: CD
F1
AC
IN