Sony STR-DB870 Service Manual

STR-DB870/DB1070
3333
5-20. SCHEMATIC DIAGRAM – DISP/SW Boards – • See page 38 for IC Block Diagrams.
D1903
R1951
R1908R1907R1906R1905R1904R1903R1902
S1902S1901 S1903 S1904 S1905 S1906 S1907 S1908
R1918R1917R1916R1914R1913R1912
S1918S1916 S1917S1915S1914S1913S1912S1911
S1945
R1945
S1944
R1944R1942R1941
S1941 S1942 S1943
R1934R1933R1932R1931
S1932S1931 S1933 S1934
S1925
R1925
S1924
R1924
S1923
R1923
S1922
R1922
S1921
CN1901
R1640
C1607
D1617
D1618
D1616
D1615
CN1604
CN1603
C1611 R1617C1610
CN1601
R1647
R1648
R1646
R1645
R1644
R1643
R1642
R1641
R1618R1610R1609R1608R1607C1615C1614C1613
R1635R1634R1633R1632 R1636
D1614
D1613
D1612
D1610
D1609
D1608
D1607
D1606
FL1601
D1605
D1604
D1603
D1602
D1601
R1631
C1619
R1630
C1609
C1618
C1616
C1608
R1629
C1617
IC1610
C1603 C1602
IC1601
C1601
JW1601
CN1602
C1612
IC1602
RV1601
IC1603
D1611
Q1602
R1637
D1619
R1638
RV1901
R1602 R1601
D1901 D1902 D1905D1904
R1915
R1943
SEL5820A
330
47k22k10k4.7k2.2k2.2k1k
47k22k10k2.2k2.2k1k
22k10k2.2k2.2k
22k10k4.7k2.2k
4.7k2.2k2.2k1k
13P
10k
0.1
SEL5821A
SEL5821A
SEL5821A
SEL5821A
13P
8P
0.1 10k0.1
31P
100
100
100
100
100
100
100
100
10k10k10k10k10k0.10.10.1
330330330330 330
SEL5821A
SELS5B23C
SELS5B23C
SELS5823C
SELS5823C
SELS5823C
SELS5823C
SELS5823C
SELS5823C
SELS5823C
SELS5823C
SELS5823C
SELS5823C
220
100p
47k
0.1
100p
0.1
0.1
47k
100p
74ACT08
0.1 0.1
ML9261
47
50V
11P
0.1
NJU3719
74ACT08
SEL6810A-TH12
2SA1115
56
SEL5E20CTP15
220
1 1
SEL5820A SEL5820A SEL5820ASEL5820A
4.7k
4.7k
G1
G2
G3
G4
G5 G
6
G
7
G
8
G9
G10
G11
G12
G13 G
14
G15
G16
P35
P34
P33 P32
P31
P30
P29
P28
P27
P26
P25
P24 P23
P22
P21
P20
P19
P18
P17
P16 P15
P14
P13
P12
P11
P10
P09
P08 P07
P06
P05
P04
P03
P02
P01
P17
P18 P19
P20
P21
P22
P23
P24
P25
P26 P27
P28
P29
P30
P31
P32
P33
P34
P35
P01
20
21
22 23
25
26
27
28
29
6
7
9
10
11
13
22
2
4
5
13
15
20
21
23
25
26
27
28
29
15
12
FL6
FL5
P02 P03
P04
P05
P06
P07
P08
P09
P10 P11
P12
P13
P14
P15
P16
G1
G2
G3
G4
G5
G6
G7
G8 G9
G10
G11
G12
G13
G14
G15
G16 G17
G18
G19
14
14
G17
G18
G
19
G
20
G
21
G22
G20
G21
G22
LED1
LED2
LED3
LED4
1
2
3
4
5
6
7
9
10
24
11
12
24
FL1
FL2
FL4
FL1
FL2
FL3
FL4
LED1
LED2
LED3
LED4
LED1
LED2
LED3
LED4
1
3
FL3
FL1
FL2
FL3
FL4
FL5
FL6
LED1
LED2
LED3
LED4
A1
A2
A3
A4
A1
A2
A3
A4
B1
B2
B3
B4
B5
B1
B2
B3
B4
B5
C1
C2
C3
C4
C1
C2
C3
C4
1
2
3
4
5
1
2
3
4
5
FL1
FL4
FL2
FL3
F1
F2
+32V
GND
+5V
+3.3V
LED CLK
LED LAT
LED CLR
LED DATA
FL CLK
FL LAT
FL CLR
FL DATA
SIRCS
SP ON/OFF
AD1
AD4
AD3
AD2
JOG+
JOG-
FUNC+
FUNC-
VOL+
VOL-
POWER
GND
AU SPLIT
AD5
NC
VDD CLR STB CLK DATA A.F.D MODE 2CH PHONO TUNER MD/DAT CD TAPE M.CH.DEC TV
VSS
DCS
DIMMER
MULTI/2CH
NIGHT
DVD
V3 V2 V1
MATRIX
SET UP
NAME
SUR
LEVEL
EQ
FL DISPLAY
DRIVE
LED DRIVE
ROTARY ENCODER
MASTER VOLUME
LEVEL SHIFT
LEVEL SHIFT
FLUORESCENT INDICATOR TUBE
D1601
VIDEO 1
D1602
D1603
VIDEO 2
VIDEO 3
D1604
D1605
DVD/LD
TV/SAT
D1606
TAPE
MD/TAPE (DB870)
(DB1070)
(DB870)
(DB1070)
D1608
CD/SACD
MD/DAT
(DB1070)
CD/SACD
D1609
TUNER
D1610
PHONO
DIMMER
D1612
D1613
DIGITAL
CINEMA
SOUND
6.1CH
DECODING
NIGHT MODE
DIMMER
DECODING
MULTI
CHANNEL
D1616
D1615
MULTI/2CH
A.DIRECT
2CH
D1617
MODE
D1618
A.F.D.
ROTARY ENCODER
(JOG DIAL)
LEVEL SURR EQ NAME SET UP
ENTER LEVEL SURR EQ NAME SET UP > <
EQUALIZER TEST TONE + -
TUNING
FM MODE MEMORY
(DB870)
(DB1070)
S1912
STREAM INFO
2ND ROOM
S1916
SLEEP
RDS/PTY
(US,CND,E,CH)
(AEP,UK)
+-
PRESET
TUNING
A.F.D.2CH
DIGITAL
CONCERT
HALL
CINEMA
STUDIO EX
6.1CH
DECODING
MULTI/2CH
A.DIRECT
MODE +NIGHT MODEMODE -
SHIFTFM/AMON SCREEN
(DB1070)
D1607
D1614
PTY
SELECT
(AEP,UK)
(Page 35)
(Page 35)
(Page 17)

Sony STR-DB870 Specifications

General

Brand	Sony
Model	STR-DB870
Category	Stereo Receiver
Language	English