Sony STR-DN850 Service Manual ▷ View online
STR-DN850
STR-DN850
53
53
5-28. PRINTED WIRING BOARD – STANDBY Board –
• See page 31 for Circuit Boards Location. •
: Uses unleaded solder.
1
A
B
C
D
E
F
G
H
I
J
K
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
FH901
F901
1
1
3
3
CNP901
IC902
FH902
CNP902
L910
R1930
RY951
Q951
E
C971
R973
R974
C975
C976
C977
R978
C978
R979
C979
C980
R981
C981
C982
C963
C969
R971
R972
CN940
1
1
63
T902
JR901
JR902
JR
JR
D904
D902
D901
CL996
D903
C960
C961
D991
KA
Q952
E
C962
R960
R961
R963
JS901
D905
K
AA
STANDBY BOARD
(COMPONENT SIDE)
STANDBY BOARD
(CONDUCTOR SIDE)
1-889-537-
11
(11)
1-889-537-
11
(11)
POWER TRANSFORMER
(SUB)
DIGITAL
BOARD
CN1501
(Page 33)
>006P
DCDC
BOARD
CN902
(Page 51)
>014P
MAIN BOARD
CNP920
(Page 43)
>008P
MAIN BOARD
CNP930
(Page 43)
>010P
T901
POWER
TRANSFORMER
(MAIN)
DCDC BOARD
CN941
(Page 51)
>015P
(US, CND, TW)
Note: IC902 on the STANDBY board cannot exchange with
single. When this part on the STANDBY board is damaged,
exchange the entire mounted board.
exchange the entire mounted board.
Ver. 1.2
STR-DN850
STR-DN850
54
54
5-29. SCHEMATIC DIAGRAM – STANDBY Board –
1
A
B
C
D
E
F
G
H
I
J
K
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
STANDBY BOARD
0
0.7
0
0.6
8.7
4.2
8.5
0
2
9
3.5
C977
0.1u
C971
0.1u
C982
22u
C981
22u
C979
0.1u
C960
0.1u
C961
0.1u
C975
10u
C962
0.1u
C980
0.0033u
C978
0.0033u
C976
10u
C963
3300u
16V
C969
1u 50V
CL996
CNP901
3P
1 LIVE
3 NEUTRAL
CNP902
4P
1 LIVE
4 NEUTRAL
CN940
7P
1
AC CUT
3
PWR RELAY
4
STBY 4.13V
5
STBYGND
6
STBYGND
D905
BAV70
D901
D901 ~ D904
GS1G
D902
D991
DA2J10100L
D903
D904
F901
T3.15AL 250V
(EXCEPT US, CND)
8A 125V
(US, CND)
FH901
FH902
JS901
0
L910
10uH
Q951
RELAY
DRIVER
2PD601ART
Q952
AC OFF DETECT
2PD601ART
R971
15
R972
12
10k
R963
10k
R961
2.2k
R974
47k
R973
10k
R1930
75k
R979
18k
R981
15k
R978
4.7k
R960
RY951
IC902
RT7237ALGSP
1
BOOT
2
VIN
3
SW
4
GND
FB
5
COMP
6
EN
7
SS
8
T902
POWER
TRANSFORMER
(SUB)
+4.2V REG. (STBY)
IC902
>038S
MAIN BOARD (2/4)
CNP920
(Page 46)
>037S
MAIN BOARD (2/4)
CNP930
(Page 46)
>047S
DCDC BOARD
CN941
(Page 52)
>017S
DIGITAL BOARD (2/9)
CN1501
(Page 35)
>048S
DCDC BOARD
CN902
(Page 52)
POWER
TRANSFORMER
(MAIN)
T901
~ AC IN
JR901
0
JR902
0
(US, CND, TW)
Note: IC902 on the STANDBY board cannot exchange with
single. When this part on the STANDBY board is damaged,
exchange the entire mounted board.
exchange the entire mounted board.
Ver. 1.2
STR-DN850
STR-DN850
55
55
5-30. PRINTED WIRING BOARD – FRONT JACK Board –
• See page 31 for Circuit Boards Location. •
: Uses unleaded solder.
5-32. PRINTED WIRING BOARD – TUNER1 Board –
• See page 31 for Circuit Boards Location. •
: Uses unleaded solder.
5-31. SCHEMATIC DIAGRAM – FRONT JACK Board –
1
A
B
C
D
E
F
2
3
4
5
6
7
8
ET101
1
5
CN104
1
3
CN105
1
4
CN106
C151
J100
D126
K
A
D130
A/K
A/K
KA
KA
D129
R190
C152
R191
C150
R192
JR
JR
JR200
JR
JR JR201
CL170
CL171
CL172
CL173
CL175
C154
R193
FRONT JACK BOARD
1-889-540-
12
(12)
DIGITAL BOARD
CN4000
(Page 32)
>001P
DISPLAY BOARD
CN100
(Page 49)
>013P
(CHASSIS)
DC5V 1A MAX
AUTO CAL MIC
1
A
B
C
2
3
4
5
6
FRONT JACK BOARD
(CHASSIS)
J100
AUTO CAL MIC
CL175
C151
220u
10V
CN106
4P
1
2
3
4
CL173
C150
0.1u
CL170
CL172
C152
0.1u
0
R190
D126
DZ2J062M0L
0
R191
0
R192
CL171
D129
BAV99-215
D130
BAV99-215
CN105
3P
AGND
MIC_JACK
AGND
CN104
5P
1
GND
2
DP
3
DM
4
VBUS
5
SHIELD BUS
GND
D+
D-
VBUS
1
2
3
ET101
1
2
3
3
1
2
DC5V 1A MAX
>046S
DISPLAY
BOARD
CN100
(Page 50)
>031S
DIGITAL BOARD
(9/9)
CN4000
(Page 42)
100
R193
C154
0.22u
7
6
5
1
A
B
C
D
E
F
G
H
I
J
K
2
3
4
5
6
7
8
IC101
IC102
1
2
4
3
X101
L101
FL101
I
G
O
2
1
8
9
CN101
1
3
CN103
A002
CN102
CN104
R106
R105
R103
R101
R110
C105
C101
C111
C1
12
D103
C109
C103
R107
C108
C102
C107
L105
D102
D101
C106
JR
JR101
R104
JR
JR102
JR
JR105
R108
R109
JL1
13
JR
JR109
JR
JR112
C1
10
R1
13
JR
JR106
L103
L104
JL107
JL1
17
JL112
JL118
JL102
JL108
JL115
JL106
JL109
JL104
JL103
JL105
JL1
16
JL1
10
JL111
JL114
JL131
JL125
JL124
JL135
JL127
JL132
JL130
JL121
JL133
JL128
JL134
JL129
JL126
JL122
JL123
TUNER1
BOARD
1-885-134-
11
(11)
(CHASSIS)
(CHASSIS)
FM
ȍ&2$;,$/
AM
ANTENNA
L101
1
S1
2
3
6
4
S2
MAIN BOARD
CN273
(Page 43)
>011P
86&1'
(;&(3786&1'
STR-DN850
STR-DN850
56
56
5-33. SCHEMATIC DIAGRAM – TUNER1 Board –
• See page 59 for IC Block Diagrams.
1
A
B
C
D
E
2
3
4
5
6
7
8
9
10
11
TUNER1 BOARD
3.3
5
3.3
3.3
3.3
1.6
1.6
0
0
0
0
3.3
0
0
0
0
0
0
3.3
BPF
FL101
1u
C112
1u
C111
MC2837
D103
0.1u
C109
2.2u
C108
100
R107
MC2837
D102
MC2837
D101
32.768kHz
X101
C105
1u
600uH
L101
1
2
3
4
6
0
R109
0.047u
C106
22
R105
22
R103
100
R106
100
R101
4.7uH
L105
0
R108
R110
10k
GND
1
VDDRF
2
CP2
3
FRF1
4
GNDRF
5
ARF1
6
ARF2
7
IIC/RDSI
8
LA
9
CK
10
VDD 11
GND 12
DA 13
ROUT 14
LOUT 15
IISD 16
CP1 17
X1 18
X2 19
VDD 20
JL112
JL102
JL104
JL106
JL108
JL110
JL103
JL105
JL107
JL109
JL115
JL114
JL111
JL113
0
R104
1
2
3
4
5
6
7
8
9
9P
CN101
IISD (data audio)
VDD
AUDIO L/LRCK
CE (p con)
AUDIO R/BCK
GND
DA (for IIC)
IIC/RDSI
CK (for IIC)
JL118
JL117
JL116
1
2
3
2
3
3P
CN103
AM
AM
FM
AM
FM
10k
R113
CN102
3P
3P
1
CE
2
3
Vout
4
Vdd
MM3404A33URE
IC102
GND
0.047u
C107
C110
10u
470p
C101
1u
C102
1u
C103
47nH
L103
220nH
L104
JL121
JL122
JL123
JL124
JL125
JL126
JL127
JL130
JL131
JL132
JL133
JL134
JL135
ARF2
ARF1
+3.3V REG.
IC102
FM
&2$;,$/
FM
&2$;,$/
AM
ANTENNA
IC101
RZ5B801-0001E2
(US, CND)
RZ5B801-0002E2
(EXCEPT US, CND)
IC101
FM RECEIVER
CN104
EXCEPT US, CND
US, CND
>041S
MAIN BOARD
(3/4)
CN273
(Page 47)
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