Schematic Diagram - Digital Board (6/8) - Sony STR-DA2000ES Service Manual

6-34. SCHEMATIC DIAGRAM – DIGITAL Board (6/8) – •
(6/8)
C2921
50V
LL1
C2923
G
470p
LL2
(Page 48)
R2926
10k R2925
10k
IC2901
M5218AFP-T1
C2924 LOW-PASS FILTER
33
50V
See page 69 for IC Block Diagrams.
R2811
10k
R2812
1k
D2800
RB551V-30
Q2802
RT1N141C
RESET SWITCH
(STR-DA2000ES)
33
R2920 R2900 R2901 C2901
100k 100k 2.7k 33
50V
C2922 C2902 R2902
1500p 1500p 6.8k
R2904 C2905
15k 680p
LOW-PASS FILTER
C2903
G
470p
R2906
V
10k
R2905 10k
V
IC2861
M5218AFP-T1
C2904
33
50V
(Page 46)
D20
D21
D22
D23
D24
D25
D26
(STR-DB2000) D27
D28
C2813
10p
Q2804
2SB1690
B+ SWITCH
R2808
10k
R2809
1k C2811
0.1
Q2803
2SB1690
B+ SWITCH
R2860
100k
C2861
33 50V
R2861
2.7k
R2862
6.8k
R2864
15k
C2863 C2865
470p 680p
R2865 R2866
10k 10k
C2864
33
50V
49 49
FB2310 R2321
0 100
R2315 100
R2316 100
R2317 100
R2318 100
R2319 100
R2320 100
R2313 100
R2314 100
R2304 100
PCM/DSD
D/A CONVERTER
IC2800
DSD1751
C2814
10p
D2801
1SS184
C2804
10
50V
IC2801
DSD1751
C2810 D2802
10 1SS184
50V
C2812
0.1
PCM/DSD
D/A CONVERTER
(STR-DA2000ES)
∗ CN2800
3P (STR-DB2000)
7P (STR-DA2000ES)
STR-DA2000ES/DB2000
MCK
DSDL
DSDR
DSDC
DSDW
DSDSL
DSDSR
DSDSBL
DSDSBR
(Page 50)
64FS
ANALOG +12V
ANALOG +5V
A/D GND
ANALOG -12V
DAC-RESET
DAC-LAT
DAC-CLK
UCOM-DATAOUT
DAC-DATAOUT
D2803
1SS184
(Page 51)
PRE-RY
CN2800
∗
PRE-RY
A-SW-OUT
A-GND
A-RCH-OUT
A-GND
(Page 29)
A-LCH-OUT
A-GND
(STR-DA2000ES)