Block Diagram Power Section - Sony STR-DE635 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
54
RDS DATA RDS DATA
A
53
RDS CLK RDS CLK
ANT LEVEL 46 RDS SIGNAL
6 VOLUME
IC105
2 5 55 UP
MOTOR
DRIVE
4 8 56 DOWN
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
16
61 62 60 58 59
75 76 1 2 3 4 5 88
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
RELAY
DRIVE
Q546
RY502
RELAY
DRIVE
Q596
RY601
Q611
RELAY
DRIVE
Q645
RY681
RELAY
DRIVE
Q681
RY701
RELAY
DRIVE
Q745
.
15 20 29
IC106 X101
16MHz
17 18 19
83
87 89 90 82 7
URESET
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 CH R
C
TM701
S(L)
SURROUND
SPEAKER
S(R)
R CH
JJ103
IC404
WOOFER
+5V
+5V 1 3
REG
IC401
+15V
+15V 3
REG
IC402
-15V
-15V 3
REG
Q801
+32V
+32V
REG
D801
+VDD
-VDD
SWITCH
+24V
Q613
IC1207
DIGITAL PWB
+5V
FROM SUFFIX-12 DISP +5V 3
REG
IC1501
+5V
CODEC +5V 3
REG
IC1203
+3.3V
DIGITAL +5V 3
REG
IC1204
+5V
CONT µCOM ETC 3
REG
IC1205
D1208
+6.2V
DISP µCOM+5.6V
3
REG
D1209
IC101
Q101
REMOTO
SIRCS 26 CONTROL
RECEIVER
D1211
+6.2
58 REG
Q1205
RESET
RESET 77
Q108
D901-904
3
RESET
STOP 47 8 5
IC1206
6
— 10 —
STR-DE635
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
1
2
F801
F802
F803
D802-805
F804
F805
D806-809
1
1
1 F2
F1
1
1
RY901
RELAY AEP
MODEL
DRIVE
Q901
F903
US,Canadian
CNJ901
MODEL
AC OUTLET
JW925
T902
JW927
JW928
CNP901
AC IN
J204
S-LINK