Sony STR-DE635 Service Manual ▷ View online
— 59 —
4-23.
IC BLOCK DIAGRAMS
IC103 TD62C950RF (DISPLAY SECTION)
IC103 MSC1164GS-K (DISPLAY SECTION)
20 BIT
SHIFT
REGISTER
20 BIT
LATCH
GATE
CIRCUIT
OUTPUT
CIRCUIT
NC
NC
NC
DOUT
LS
CL
V
CC
HVO20
HVO19
HVO19
HVO18
HVO17
HVO16
HVO15
HVO14
HVO14
HVO13
HVO12
HVO11
HVO11
HVO1
Vhv
GND
CLK
DIN
CHG
NC
D
CK
CK
Q
HVO2
HVO3
HVO4
HVO5
HVO6
HVO7
HVO7
HVO8
HVO9
HVO9
HVO10
1
2
3
4
5
6
7
8
9
9
10
11
12
13
14
15
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
32
31
Q
D
ST
ST
Q
D
CK
D
Q
Q
D
CK
24
25
23
22
21
26
27
28
36
40
39
38
37
39
38
37
35
34
33
32
31
1
20
29
60
41
30
OUT1
OUT20
H V
CC
P GND
L GND
CL
NC
STB
NC
NC
NC
S IN
V
DD
OUT40
OUT21
H V
CC
P GND
L GND
NC
CHG
NC
CK
NC
S OUT
V
DD
IC105 BA6208F (DISPLAY SECTION)
5
SWITCH
6
7
4
3
2
8
B IN
NC
GND
A IN
A OUT
GND
B OUT
VCC
1
SWITCH
REG
MOTOR
DRIVE
MOTOR
DRIVE
— 60 —
IC1206 NJM2103 (DIGITAL SECTION)
1
2
3
4
5
6
7
8
V+
VSB/SESIN
VSA
RESET
GND
OUTC
VSC
CR
VREF
+
–
–
+
–
+
–
+
Q
R
S
IC1503 AK4526 (DIGITAL SECTION)
DAC
LPF
VR
DAC
LPF
VR
DAC
LPF
VR
DAC
LPF
VR
DAC
LPF
VR
DAC
LPF
VR
28
27
26
ROUT1
LOUT1
ROUT2
25
24
23
LOUT2
ROUT3
LOUT3
HPF
ADC
HPF
ADC
32
31
30
RIN+
RIN-
LIN+
29 LIN-
33 VREFL
Audio
I/F
6
7
8
SDTI1
SDTI2
SDTI3
9
10
11
SDTO
DAUX
DFS
2
3
4
OCKS
M/S
BICK
5
LRCK
1
SDOS
17
18
19
PD
XTS
ICKS1
20
21
22
ICKS0
CAD1
CAD0
13
14
15
DEM0
MCKO
DVDD
16
DVSS
12
DEM1
39
38
37
PD
XTS
ICKS1
36
35
34
ICKS0
CAD1
CAD0
43
42
41
DEM0
MCKO
DVDD
40
DVSS
44
DEM1
SDTI1
SDTI2
SDTI3
BICK
LRCK
SDOUT
XTO XTI
Clock Gen
MCLK
MCLK
1/2
DEM
OCKS
— 61 —
IC414, 415, 416 TC9299P (MAIN SECTION)
1
2
3
4
5
16
15
14
13
12
6
7
8
11
10
9
CK
GND
CS1
DATA
STB
CS2
A-GND
NC
IN
OUT
VSS
A-GND
NC
IN
OUT
VDD
L-CH
DATA
LATCH
CIRCUIT
LEVEL
SHIFT
CIRCUIT
SHIFT
REGISTER
(13bit)
STROBE
GENERATOR
CIRCUIT
LEVEL
SHIFT
CIRCUIT
R-CH
DATA
LATCH
CIRCUIT
R-ch
L-ch
IC501, 601 µPC2581V (MAIN SECTION)
IC701 µPC2581V (REAR AMP SECTION)
IC701 µPC2581V (REAR AMP SECTION)
PROTECTOR
DRIVE
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15
PRE
DRIVE
PRE
DRIVE
BIAS CIRCUIT
REG
MUTE
+VOUT1
–VOUT1
COMP1
NF1
IN1
GND
IN2
NF2
COMP2
–VOUT2
+VOUT2
VCC1
VCC2
VEE
DRIVE
IC1 BU1924F (TUNER SECTION)
ANALOG
DIGIT
AL
RCLK
NC
XO
XI
VSS2
T2
VDD2
T1
QUAL
RDA
T
VREF
MUX
VDD1
VSS1
VSS3
CMP
1
4
3
6
5
8
7
2
14
15
16
13
12 11 10
9
CLOCK
PLL 57kHz
RDS/ARI
COMPARATOR
8th SWITCHED
CAPACITOR
FILTER
ANTI-ALIASING
FILTER
BIPHASE
DECODER
PLL
1187.5Hz
DEFFERENTIAL
DECODER
TEST
NOTE:
•
-XX, -X mean standardized parts, so they may
have some differences from the original one.
have some differences from the original one.
•
Items marked “*” are not stocked since they
are seldom required for routine service. Some
delay should be anticipated when ordering these
items.
are seldom required for routine service. Some
delay should be anticipated when ordering these
items.
•
The mechanical parts with no reference number
in the exploded views are not supplied.
in the exploded views are not supplied.
•
Hardware (# mark) list and accessories and
packing materials are given in the last of this
parts list.
packing materials are given in the last of this
parts list.
•
Abbreviation
CND : Canadian model
CND : Canadian model
SECTION 5
EXPLODED VIEWS
— 62 —
The components identified by mark
!
or
dotted line with mark
!
are critical for safety.
Replace only with part number specified.
Les composants identifiés par une marque
!
sont critiques pour la sécurité.
Ne les remplacer que par une pièce portant
le numéro spécifié.
le numéro spécifié.
a
a
supplied with
RV101
RV101
not supplied
supplied with RV401
#1
#1
#1
#1
FL101
#1
#1
1
4
5
8
20
11
11
11
15
11
11
18
14
16
17
18
19
21
9
10
11
12
12
13
12
6
7
2
3
not supplied
Ref. No.
Part No.
Description
Remarks
Ref. No.
Part No.
Description
Remarks
1
X-4951-035-1 KNOB (VOL) ASSY
2
3-350-426-01 SPRING, RING
3
4-221-474-01 KNOB (JOG)
4
4-217-853-11 ESCUTCHEON (US,CND)
4
4-217-853-51 ESCUTCHEON (AEP)
5
X-4951-212-1 BASE (635U) ASSY, PANEL (US,CND)
5
X-4951-252-1 BASE (635CED) ASSY, PANEL (AEP)
6
4-957-383-01 KNOB (F14)
7
4-996-698-01 EMBLEM, SONY
8
X-4951-572-1 ESCUTCHEON (WIN) ASSY
9
4-996-683-21 BUTTON (POWER)
* 10
1-673-347-11 SP-SW BOARD
11
4-951-620-01 SCREW (2.6
×
8), +BVTP
12
4-210-291-01 SCREW (CASE 3 TP2)
* 13
4-982-682-01 CASE (414532) (US,CND)
13
X-4947-722-1 CASE ASSY (AEP)
* 14
A-4419-393-A DISPLAY BOARD, COMPLETE(US,CND)
* 14
A-4419-395-A DISPLAY BOARD, COMPLETE(AEP)
* 15
1-673-350-11 LED BOARD
* 16
1-673-348-11 ROTARY BOARD
* 17
4-990-797-01 HOLDER (FL)
* 18
4-921-941-01 CUSHION (FL)
19
A-4419-404-A SW BOARD, COMPLETE(US,CND)
* 19
A-4419-405-A SW BOARD, COMPLETE(AEP)
* 20
1-673-346-11 MUTING BOARD
* 21
A-4419-407-A VOLUME BOARD, COMPLETE(US,CND)
21
A-4426-060-A VOLUME BOARD, COMPLETE(AEP)
FL101
1-517-781-11 INDICATOR TUBE, FLUORESCENT
5-1. FRONT PANEL SECTION
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