Sony STR-DE485 / STR-DE485E Service Manual ▷ View online
STR-DE485/DE485E
31
31
4-17. SCHEMATIC DIAGRAM — DISPLAY SECTION — • Refer to page 20 for Common Note on Schematic Diagram.
C100
C115
C132
C133
C134
C135
C136
C137
C138
C139
C140
C141
C142
C143
D102
D103
D104
D105
D111
D112
D113
D114
Q100
Q101
Q102
Q103
Q104
R141
R142
R143
R144
R148
R153
R154
R160
R161
R162
R163
R165
R166
R167
R168
R169
S100
S101
S102
S103
S104
S105
S106
S107
S108
S110
S111
S112
S113
S114
S115
S116
S117
S118
S119
S120
S121
S122
S123
S124
S125
S126
S127
S128
S130
S131
S132
S133
S134
S135
S136
S137
Q108
Q107
R155
R171
R170
C105
C114
C108
C101
C144
C104
C150
IC102
C110
C112
C111
C151
C109
L101
R164
R150
S143
S144
S145
Q111
Q110
Q109
IC101
IC100
C145
R198
R199
FL101
RV102
CNS100
S109
R101
R102
R103
R104
R105
R106
R107
R108
R109
R111
R112
R114
R113
R115
R116
R118
R117
R119
R121
R122
R123
R124
R125
R126
R127
R128
R131
R132
R133
R134
R135
R136
R137
R138
R139
C156
C157
C155
C160
C159
C159
C158
L102
CNP103
CNP104
D100
(Page 27)
STR-DE485/DE485E
32
32
4-18. PRINTED WIRING BOARDS — POWER SECTION — • Refer to page 15 for Circuit Boards Location and page 20 for Common Note on Printed Wiring Boards.
1
A
B
C
D
E
F
G
2
3
4
5
6
7
8
9
10
11
12
13
CNP907
JW794
JW795
CNP910
S901
JW799
JW833
B901
JW832
JW906
JW903
C922
CNP906
JW904
F901
T901
JW831
JW905
T902
R901
C923
R921
C813
CNP903
R904
CNP902
D913
D912
D915
D911
D910
RY901
R902
D914
C921
D901
Q901
C920
CNP901
C950
C815
C816
C899
D823
D820
D822
D821
R810
Q921
CNP905
R811
R812
D899
R903
G901
R922
R923
C814
CNP912
D898
C898
D820
E-4
D821
E-5
D822
E-5
D823
E-4
D898
E-4
D899
F-4
D901
E-6
D910
F-7
D911
F-7
D912
G-7
D913
F-7
D914
F-6
D915
F-6
Q901
F-6
Q921
F-5
• Semiconductor
Location
Ref. No.
Location
(Page 21)
(Page 21)
(Page 21)
(Page 25)
STR-DE485/DE485E
33
33
4-19. SCHEMATIC DIAGRAM — POWER SECTION — • Refer to page 20 for Common Note on Schematic Diagram.
S901
C813
C814
C920
C921
C950
D820
D821
D822
D823
D898
D899
R810
R902
R903
R904
C815
C816
C898
R811
R812
D910
D911
D912
D913
T901
RY901
JW799
CNP910
CNP907
CNP903
CNP902
CNP912
Q921
Q901
F901
JW
905
JW903
T902
CNP901
R901
G901
CNP906
CNP905
D915
D914
C899
D901
C922
R921
C923
R922
R923
(Page 22)
(Page 22)
(Page 22)
(Page 27)
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
pièce portant le numéro spécifié.
une marque 0 sont critiques
pour la sécurité.
Ne les remplacer que par une
pièce portant le numéro spécifié.
STR-DE485/DE485E
34
34
IC501 STK350-230 (MAIN BOARD (2/2))
4-20. IC BLOCK DIAGRAMS
IC103 NJM2595 (VIDEO BOARD)
IC1501 AK4527 (DIGITAL BOARD (1/2))
IC1101 LC89056W (DIGITAL BOARD (1/2))
1
SDOS
LOOP1
CDTI
CCLK
CS
S/P
MCLKI
DZF1
A.GND
A.5V
FREFH
VCOM
2
12C
3
S.MUTE
4
BCLK
5
LRCK
6
SDTI1
7
SDTI2
8
SDTI3
9
SDTO
10
DAUX
11
DFS
33 DZF2
32 RIN+
31 RIN-
31 RIN-
30 LIN+
29 LIN-
29 LIN-
28 ROUT1
ADC
AUDIO
I/F
HPF
ADC
HPF
FORMAT
CONVERTER
DATT
DAC
LPF
27 LOUT1
DATT
DAC
LPF
26 ROUT2
DATT
DAC
LPF
25 LOUT2
DATT
DAC
LPF
24 ROUT3
DATT
DAC
LPF
23 LOUT3
DATT
DAC
LPF
MCLK
SDOUT
BCLK
LRLK
SDT0
SDTI1
SDTI1
SDTI2
39
40
41
42
43
37
38
35
36
44
34
DEM1
DEM0
TVDD
D.5V
D.GND
PD
ICKS2
ICKS1
ICKS0
CAD1
CAD0
17
16
15
14
13
19
18
21
20
12
22
1
IN+
2
IN-
3
4
5
-VOUT
6
+BOUT
7
-B
8
GND
9
+B
PRE
GND
DRIVER
PROTECTOR
DRIVE
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15
PRE
DRIVE
PRE
DRIVE
BIAS CIRCUIT
REG
+VOUT1
–VOUT1
NF1
IN1
GND
IN2
NF2
–VOUT2
+VOUT2
VCC
VCC
VEE
DRIVE
13
14
CKOUT
12
A.GND
11
AVDD
4
DIN1
10
LPF
9
VIN
8
R
7
DVDD
6
D.GND
5
DIN2
2
DOUT
1
DISEL
3
DIN0
25
CSFLAG
33
BPSYNC
32
AUTO
31
DGND
30
DVDD
26 27 28 29
F3/P3/C3
F2/P2/C2
F1/P1/C1
F0/P0/C0
35
DO
36
DI
34
ERROR
BCK
15
16
LRCK
DATAO
17
XSTATE
18
19
DGND
DVDD
20
21
XMCK
XOUT
22
XIN
23
24
EMPHA
AUDIO
48
47
XMODE
CKSEL1
CKSEL1
46
45
CKSEL0
DOSEL1
DOSEL1
44 DOSEL0
43
43
42
DVDD
DGND
DGND
41
40
MODE1
MODE0
MODE0
39 XSEL
38
37
CLK
CE
INPUT
PLL
DATA
DEMODULATOR
C BIT DETECTION
Pa,Pb DETECTION
MICROPROCESSOR INTERFACE
LOCK
DETECTION
fs
CALCULATION
TIMING
X'TAL1
1
M.OUT
2
SW5
8
VEE
3
DVD
4
SW3
5
V2
6
SW4
7
NC
S3
S1
S2
S4
S6
S7
S5
16 VCC
SW2
V3
V1.OUT
SW1
V1
GND
V1
GND
NC
6dB
AMP
75
Ω
DRIVER
10
9
15
14
13
12
13
12
11
-V
+V
IC701 µPC2581V (MAIN BOARD (2/2))
IC702 µPC2581V (MAIN BOARD (2/2))
IC702 µPC2581V (MAIN BOARD (2/2))
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