Sony STR-DB2000 Service Manual

STR-DA2000ES/DB2000
4949
6-34. SCHEMATIC DIAGRAM – DIGITAL Board (6/8) – • See page 69 for IC Block Diagrams.
R2315
R2316
R2317
R2318
R2319
R2320
R2313
R2314
R2304
C2804
D2801
IC2800
C
2
8
0
0
R2809
FB
2
8
1
0
C
2
8
0
2
C2811
D2800
R2812
Q2802
C
2
8
6
2
C2865
R2811
D2803
FB2310 R2321
Q2803
R2808
Q2804
CN2800
D2802C2810
C2812
IC2801
C2813
C
2
8
0
1
C
2
8
0
7
C
2
8
0
6
C2861
C
2
8
0
8
C
2
8
0
9
C
2
8
0
3
R2866R2865
C2864
R2864
R2860
R2861
R2862
IC2861
R2906
C2903
R2900R2920
C
2
9
2
5
C2923
R2926
IC2901
R2925
C2924
C2905R2904
R2902
C2901R2901
C2902C2922
C2904
C2863
R
2
9
2
4
R
2
9
2
2
R
2
9
2
1
R2905
C2921
100
100
100
100
100
100
100
100
100
1SS184
DSD1751
0
.1
1k
0
.1
0.1
C2814
10p
RB551V-30
1k
RT1N141C
0
.0
0
1
5
680p
10k
1SS184
0 100
2SB1690
10k
2SB1690
1SS18410
50V
0.1
DSD1751
10p
1
0
5
0
V
1
0
5
0
V
0
.1
33 50V
0
.1
1
0
5
0
V
1
0
5
0
V
10k10k
33
50V
15k
100k
2.7k
6.8k
M5218AFP-T1
10k
470p
100k100k
6
8
0
p
470p
10k
M5218AFP-T1
10k
33
50V
680p15k
6.8k
33
50V
2.7k
1500p1500p
33
50V
470p
1
5
k
6
.8
k
2
.7
k
10k
33
50V
J
J
1
JJ
2
JJ
3
JJ
4
JJ
5
J
J
6
J
J7
J
J8
LL1
LL2
64FS
MCK
ANALOG +5V
A/D GND
DSDSBR
DSDSBL
DSDSR
DSDSL
DSDW
DSDC
DSDR
DSDL
ANALOG +12V
ANALOG -12V
DAC-LAT
DAC-RESET
UCOM-DATAOUT
DAC-DATAOUT
DAC-CLK
PRE-RY
D20
D21
D22
D23
D24
D25
D26
D27
D28
10
50V
∗
A-GND
A-SW-OUT
A-GND
A-LCH-OUT
A-RCH-OUT
A-GND
PRE-RY
(6/8)
∗ CN2800
7P
3P
D/A CONVERTER
PCM/DSD
D/A CONVERTER
PCM/DSD
B+ SWITCH
B+ SWITCHRESET SWITCH
G
V
G
V
LOW-PASS FILTER
LOW-PASS FILTER
(STR-DA2000ES)
(STR-DA2000ES)
(STR-DB2000)
(STR-DA2000ES)
(STR-DA2000ES)
(STR-DA2000ES)
(STR-DB2000)
(STR-DA2000ES)
(Page 48)
(Page 46)
(Page 50)
(Page 51)
(Page 29)

Sony STR-DB2000 Specifications

General

Brand	Sony
Model	STR-DB2000
Category	Stereo Receiver
Language	English