Sony STR-DE885 / STR-DE985 Service Manual ▷ View online
STR-DE885/DE985
41
41
4-22. SCHEMATIC DIAGRAM — COMPONENT SECTION — • Refer to page 21 for Common Note on Schematic Diagram and page 47 for IC Block Diagrams.
IC B/D
IC B/D
IC B/D
R312
R311
R325
C329
C332
R347
R307
R308
R309
R306
R304
R305
R310
R301
C302
R303
C309
C312
C310
R302
C308
C311
C313
J301
IC302
CNS301
IC301
R256
R206
R255
R205
R254
R204
R253
R203
R252
R221
R200
R251
C208
C260
C237
C241
C240
R215
R265
R217
R267
C212
C211
R237
R216
JW300
R348
Q301
C236
C201
IC200
CNP208
CNP210
J209
J210
R239
C220
C330
C331
C303
C301
FB302
FB301
(Page 23)
(Page 39)
(Page 39)
STR-DE885/DE985
42
42
4-23. PRINTED WIRING BOARDS — POWER SECTION — • Refer to page 21 for Circuit Boards Location and Common Note on Printed Wiring Boards.
1
A
B
C
D
E
F
G
H
I
J
2
3
4
5
6
7
8
9
10
11
12
13
14
JW951
CNP910
CNP907
T901
JW952
F904
S901
JW954
D861
D862
CNP815
C861
C862
D864
C863
C864
CNP813
D853
D851
D854
D871
D872
D926
D925
D923
D921
C922
D924
D922
R912
Q911
D911
RY911
F901
JW808
JW807
F902
R901
J911
CNP901
ETP901
R923
Q921
C923
R922
R921
D852
C853
C872
T902
CNP905
C925
Q912
R913
JW901
JW902
CNP902
C924
C851
C871
C902
ETP902
JW903
C903
C901
JW904
R924
Q913
C921
C926
D927
C852
D863
JW908
JW905
CNP814
JW809
R871
R862
R861
R851
D851
H-6
D852
H-6
D853
H-6
D854
H-6
D861
H-3
D862
I-3
D863
H-3
D864
H-3
D871
H-6
D872
H-5
D911
F-3
D921
G-4
• Semiconductor Location
Ref. No.
Location
Ref. No.
Location
D922
G-3
D923
G-4
D924
G-3
D925
G-5
D926
G-4
D927
G-5
Q911
G-2
Q912
H-5
Q913
H-5
Q921
G-6
(Page 22)
(Page 22)
(Page 22)
(Page 27)
STR-DE885/DE985
43
43
4-24. SCHEMATIC DIAGRAM — POWER SECTION — • Refer to page 21 for Common Note on Schematic Diagram.
The components identified by
mark 0 or dotted line with mark
0 are critical for safety.
Replace only with part number
specified.
mark 0 or dotted line with mark
0 are critical for safety.
Replace only with part number
specified.
Les composants identifiés par une
marque 0 sont critiques pour la
sécurité.
Ne les remplacer que par une piéce
portant le numéro spécifié.
marque 0 sont critiques pour la
sécurité.
Ne les remplacer que par une piéce
portant le numéro spécifié.
C861
C862
C863
C864
C901
C921
R861
R862
R871
R912
R913
R922
R923
C902
JW
809
JW
807
F901
J911
R901
C925
C924
R921
S901
T901
ETP902
ETP901
C871
R924
C903
C926
T902
D911
D927
D921
D922
JW
808
D852
D851
D853
D854
D872
D871
C872
D861
D862
D864
D863
Q912
CNP813
D926
D925
C923
D924
D923
Q911
F902
CNP901
RY911
CNP905
Q921
F904
CNP902
CNP910
CNP907
CNP815
C851
C852
C853
R851
C922
Q913
CNP814
(Page 25)
(Page 25)
(Page 25)
(Page 31)
STR-DE885/DE985
44
44
IC402 TC9273N-011 (MAIN BOARD)
(STR-DE985 only)
(STR-DE985 only)
4-25. IC BLOCK DIAGRAMS
IC1305 TC7WH74FU(TE12R) (DIGITAL BOARD)
IC400, 500, 600 µPC2581V-S (MAIN BOARD)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
28
27
26
25
24
23
22
21
20
19
18
17
16
15
VSS
5.1L
6.1L
LOUT
5.1SL
6.1SL
SLOUT
NC
5.1C
6.1C
COUT
NC
5.1R
6.1R
ROUT
5.1SR
6.1SR
SROUT
NC
5.1SW
6.1SW
SWOUT
NC
GND
CLK
VDD
STB
DAT
10BIT
LATCH
CIRCUIT
(R-CH)
10BIT
LATCH
CIRCUIT
(L-CH)
LEVEL SHIFT & SHIFT REGISTER
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
38
37
36
23
24
1
2 3
4
5
44
8 9 10
46
17
22
21
20
30
35
25
26
27
28
29
32
33
34
16
45
13
14
15
47
40
41
48
CLK
39
XSEL
CE
DI
EMPHA
AUDIO
DISEL
DOUT
DIN0
DIN1
DIN2
6
DGND
7
DVDD
11
AVDD
12
AGND
DOSEL0
R
VIN
LPF
CKSEL0
XSTATE
18 DGND
19 DVDD
XIN
XOUT
XMCK
DVDD
31
DGND
DO
CSFLAG
F0/P0/C0
F1/P1/C1
F2/P2/C2
F3/P3/C3
AUTO
BPSYNC
ERROR
DATAO
DOSEL1
CKOUT
BCK
LRCK
CKSEL1
MODE0
MODE1
42
DGND
43
DVDD
XMODE
TIMING
MICROCOMPUTER
INTERFACE
SAMPLING
FREQUENCY
C BIT
DETECT
PA/PB
DETECT
LOCK
DETECT
SYSTEM
RESET
MODE
SELECT
INPUT
CIRCUIT
DATA
DEMODULATOR
PLL
CLOCK
16
15
14
13
12
11
10
9
1
2
3
4
5
6
7
8
2G
2C3
2C2 2C1 2C0
2Y
VCC
2C3
2C2 2C1 2C0
STROBE
2G
OUTPUT
2Y
A
SELECT
DATA INPUTS
B
B
A
A
B
B
A
A
1G
1C3 1C2
1C1 1C0
1Y
STROBE
1G
B
SELECT
1C3 1C2
1C1
1C0
OUTPUT
1Y
GND
DATA INPUTS
6
CLR
7
PR
8
VCC
5
Q
R
S
Q
3
Q
2
D
4
GND
1
CK
Q
D
C
SINGLE-END
DEFERENTIAL
CONVERTER
REFERENCE
SINGLE-END
DEFERENTIAL
CONVERTER
DIGITAL
MODULATOR
DIGITAL
MODULATOR
1/64
DECIMATION
FILTER
&
LOW-CUT
FILTER
CLOCK/
TIMING CONTROL RESET/
POWER CONTROL
SERIAL I/O
INTERFACE
&
MODE/FORMAT
CONTROL
LIN
V REF 1
REFCOM
V REF 2
RIN
RSTB
FMT0
BYPASS
FMT1
MODE1
MODE0
FSYNC
1
2
3
4
5
6
8
7
9
11
10
12
AGND
VCC
C PL
C NL
C PR
C NR
DGND
SYSCL
K
DOUT
BCK
LRCK
VDD
24
23
22
21
20
19
17
16
15 14 13
18
1
3
2
15
14
13
12
11
11
5
4
6
9
8
10
7
16
VO R
VO L
VCC
VDD
DGND
LRCK
DATA
BCK
Serial
Input
Power
System Clock
System Clock
I/F
Zero Detect
DAC
DAC
Output Amp and
Low-Pass Filter
Output Amp and
Low-Pass Filter
Control
Function
Manager
8x Oversampling Digital Filter
with Function Controller
Enhanced Multi-Level
Deita-Sigma Modurator
Supply
I/F
SCK
ML
MC
MD
MD
ZEROL
ZEROR
VCOM
AGND
IC1401 PCM1800E/2K (DIGITAL BOARD)
IC1202 PCM1748E/2K (DIGITAL BOARD)
IC1301 LC89056W-E (DIGITAL BOARD)
IC1302 TC74ACT153F(EL) (DIGITAL BOARD)
Click on the first or last page to see other STR-DE885 / STR-DE985 service manuals if exist.