Block Diagram Power Section - Sony STR-DE835 Service Manual

4-2. BLOCK DIAGRAM POWER SECTION

+VDD
VOLUME
-VDD
RV401
VOL CONT
IC414
L IC408
14 IN OUT 15
DATA
9 DATA
CLK
8 CLK
LAT
10 LAT
VOL CONT
IC416
C IC410
3 IN OUT 2
+VDD
W IC410 -VDD
B
14 IN OUT 15
DATA
9 DATA
CLK
8 CLK
LAT
10 LAT
VOL CONT
IC415
SL IC409
14 IN OUT 15
DATA
9 DATA
CLK
8 CLK
DATA
LAT
10 LAT
CLK
LAT
+VDD
M -VDD
Q120
LED
DRIVE
MUTE
AC MUTE
Q501,503
PROTECTOR
RY HP
C
SP/A RY
SP/B RY
RY CENTER
RY WOOFER
RY REAR
RY POWER
STOP
RESET
URESET
USREQ
UMREQ
D
UCLOCK
UDATA
SOTO
SIN1
MD2
MD0
49 51 20 19
RDS DATA 54 RDS DATA
A
RDS CLK 53 RDS CLK
46
ANT LEVEL RDS SIGNAL
6 VOLUME
IC105
2 5 55
UP
MOTOR
DRIVE
4 8 56 DOWN
US,Canadian MODEL
95 96 93 94
J258
BUFFER
TV/SAT
Q253
CONTL S
STATUS IN
9 6
ST-I/O
J257
11
IC253
MONITOR Q251,252
4
CONTROL S
SWITCH
IN
3
J255
1
2
VIDEO 1 Q255,256
CONTL S
LEVEL
IC254
OUT CONTROL
IC254
5
J256
7
6
Q257,258
DVD/LD
CONTL S LEVEL
CONTROL
OUT
Q254
LEVEL
CONTROL
POWER AMP(L)
IC501
13 VCC
BOOSTER
14 VCC +VE 2
Q506
15 VEE
Q504, Q505
6 IN NF 5
BIAS
AF DETECTOR
1 MUT
Q509,510
BOOSTER CUR DET
-VE 3
Q507 Q598
POWER AMP(C/W)
IC601
13 VCC
BOOSTER
14 VCC +VE 12
Q606
15 VEE
8 IN
Q604, Q605
NF 9
BIAS
AF DETECTOR
Q609,610
BOOSTER CUR DET
-VE 11
Q607 Q698
1 MUT
+VE 2
6 IN -VE 3
POWER AMP(SL)
IC701
13 VCC
BOOSTER
14 VCC +VE 2
Q706
15 VEE
Q704, Q705
6 IN NF 5
BIAS
AF DETECTOR
1 MUT
Q709,710
BOOSTER CUR DET
-VE 3
Q707 Q798
PROTECTOR
Q547-549
D151,152
D154-170
D100,101,104-106
7 .
1 9
RV101
LED DRIVER
IC106
16 17
61 62 60 58 59 75 76 1 2 3 4 5 88 87
MODE CONTROL
IC102
38 39 40 41 43 44 44
FUNCTION FUNCTION FUNCTION FUNCTION FUNCTION FUNCTION FUNCTION
KEY KEY KEY KEY KEY KEY KEY
S101,104,107 S102,105,108 S103,106,109 S120-126 S127-133 S134-139 S145-149
S140-144 S110-114 S115-119
— 9 —
RY602
RELAY
DRIVE
Q601
Q511
RY501
R CH
RELAY
DRIVE
Q546
RY502
RELAY
DRIVE
Q596
RY601
Q611
RELAY
DRIVE
Q645
R CH
RY681
RELAY
DRIVE
Q681
RY701
RELAY
DRIVE
Q745
DE935 MODEL
X11
IC12
7.82MHz
SIRCS
15 16
+B QQ11
IC11
QQ13,14
CTL
2 CARR OUT CA1 I 11
SIRCS
DET. 33 SIRCS IN CA1 O 12
.
15 20 29
LAT RESET
5 14
X101
16MHz
18 19
89 90 82 83 98 99 7
SIRCS
URESET
RESET
STOP
64 65 66 21 24 25 82 67 63
SPEAKER
SWITCH
S151 S150 34 26 24 29 4 5 30
Q109
POWER I/O
BUFFER
DIN 29 3 DOUT
IC103 IC104
FL DRIVE FL DRIVE
F2 F1
FL101
FLOURESCENT
INDICATOR TUBE
R CH
J701
PHONES
L
A
TM501
R
FRONT
SPEAKER
L
B
R
C
TM701
S(L)
SURROUND
SPEAKER
S(R)
JJ103
IC404
WOOFER
+5V
+5V 1 3
REG
IC401
+15V
+15V 3 1
REG
IC402
-15V
-15V 3 2
REG
Q801
+32V
+32V
REG
D801
+VDD
-VDD
SWITCH
+24V
Q613
IC1207
DIGITAL PWB
+5V
FROM SUFFIX-12 DISP +5V 3 1
REG
IC1501
+5V
CODEC +5V 3 1
REG
IC1203
+3.3V
DIGITAL +5V 3 1
REG
IC1204
+5V
CONT µCOM ETC 3 1
REG
I/O
IC1205
D1208
+6.2V
DISP µCOM+5.6V 3 1
REG
D1209
IC101
Q101
REMOTO
26 CONTROL
RECEIVER
D1211
+6.2
58 REG
Q1205
RESET
77
Q108
D901-904
3
RESET
47 8 5
IC1206
6
— 10 —
STR-DE835/DE935/SE591/V828
Ver 1.1 2002. 02
• R-CH is omitted due to same as L-CH.
• Signal Path
:FM
:CD
S801
IMPEDANCE
SELECTOR
4 8
T901
F801
F802
F803
D802-805
F804
F805
D806-809
E,PX MODEL
VS901
VOLTAGE
SELECTOR
240V
F2
220V
F904
F1
120V
RY901 EXCEPT
RELAY
US,Canadian
DRIVE MODEL
Q901
F903
US,Canadian
MODEL
CNJ901
JW925
T902
JW927
JW928
EXCEPT E,PX
CNP901
AC IN
J204
S-LINK