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STR-LV700R
19
19
•Signal Path
: AUDIO
HP-L (+)
HEADPHONE
AMP
IC402
HP-L (–)
HP-R (+)
HP-R (–)
FL (+)
DIGITAL POWER AMP
IC404
FR (+)
FR (–)
FL (–)
DIGITAL POWER AMP
IC406
C (+)
C (–)
WO (+)
WO (–)
DIGITAL POWER AMP
IC407
WOOFER AMP
IC409
SL (+)
SL (–)
DIGITAL POWER AMP
IC410
PHONES
J401
J402
PROTECT
Q402,403
PROTECT
Q404,405
RY401
RELAY
DRIVE
Q401
D420
D421
PROTECT
Q406,407
D423
PROTECT
Q409,410
D424
PROTECT
Q411,412
D425
+
-
-
-
+
+
-
-
+
+
J403
RY402
RELAY
DRIVE
Q408
Q413
INPUT
SELECTOR
S802
SOUND
FIELD
S803
MUTING
S804
=/1
S801
S805
PRESET
TUNING
–
+
S806
SW-RY
HP SW
HP -RY
SW-RY
HPSW
HP-RY
FRONT
L
FRONT
R
SURR
L
SURR
R
SUB
WOOFER
VOLUME
CENTER
SPEAKERS
IMPEDANCE
USE 6–16
Ω
(
(
RV801
IC801
1
g
6
EEPROM
IC117
REGULATOR
IC903
IC906
IC908
REGULATOR
IC907
SWITCHING REGULATOR
IC901
LEVEL
DETECT
IC902
BUFFER
IC904
FL DRIVER
IC802
BUFFER
IC803
+3.3V
(STBY)
+10V
+3.3V
+6.5V
+5V
L909
L906
Q901
Q901
(–30V)
RECT
D801,802
D804,805
D803
+3.3V
+6.5V
PC901
D912
D902
D907
D933
D906
D916,D917
D901
T901
POWER
TRANSFORMER
DIN
CLK
STB
VCONT
PWCONT2
PWCONT1
STOP
MD0
MD2
IC119
RESET
2
1
5
7
6
FLASH1
FLASH2
+3.3V (STBY)
5
4
6
1
2
3
10
9
8
Q908
Q903
PWCONT2
PWCONT1
VCONT
STOP
DIN
CLK
STB
+5V
BUFFER
Q913,915
FLUORESCENT
INDICATIOR
TUBE
FL801
DC/DC
CONVERTOR
Q801,802
+21V
REG.
Q905
+7.2V REG.
Q902
RECT
D109
LF902
D919
D920
LF901
F1
L
N
AC IN
PC902
T801
2
1
4
5
50
I
65
4
I
15
1
68
REGULATOR
IC1001
+7.4V
L1001
+B
+B
+B
+B
+B
+B
UP
DOWN
– DISPLAY/POWER SECTION–
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
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299