Sony STR-DB2000 - Block Diagram - Pre Out Section

STR-DA2000ES/DB2000
2121
(Page 20)
S
DSDL
DSDR
DSDC
DSDW
2 DSDR
1 DSDL
4 PDATA
3 PBCK
5 PLRCK
20 DBCK
18 PSCK
19 DSCK
17 MS
16 MC
15 MD
13 ZEROL
14 ZEROR
10VOUTR
9VOUTL
PCM/DSD
D/A CONVERTER
IC2801
D01
D03
BCK
LRCK
64FS
MCK
(Page 20)
U
DAC-LAT
UCOM-DATAOUT
DAC-DATAOUT
DAC-CLK
AUCOM-DATA
PREVOL-LAT
AUCOM-CLK
PREOUT-RY
(Page 18)
P
D2602
2 DSDR
1 DSDL
4 PDATA
3 PBCK
5 PLRCK
20 DBCK
18 PSCK
19 DSCK
17 MS
16 MC
15 MD
13 ZEROL
14 ZEROR
10VOUTR
PCM/DSD
D/A CONVERTER
IC2800
D2801
D2803
LOW-PASS
FILTER
IC2901
9
M-IN
6
4
5
M-OUT
T-IN
T-OUT
20
M-IN
23
25
24
M-OUT
T-IN
T-OUT
16 DATA
13 CK
17 STB
DATA
CLK
VOL-LAT
LINE AMP
IC653 (1/2)
LINE AMP
IC653 (2/2)
LOW-PASS
FILTER
IC2861
20
M-IN
23
25
24
M-OUT
T-IN
T-OUT
16 DATA
13 CK
17 STB
DATA
CLK
VOL-LAT
LINE AMP
IC2863
DAC-RESET
VOL-LAT
CLK
DATA
J609 (2/2)
RY651
RELAY DRIVE
Q651, 662
RY2851
RELAY DRIVE
Q2851, 2852
PRE OUT
FRONT
L
R
J2875
SUB WOOFER
AUDIO OUT
RELAY DRIVE
Q2605
RESET SWITCH
Q2802
8VCC
7VDD
8VCC
7VDD
B+ SWITCH
Q2803
A+5V
B+ SWITCH
Q2804
D+3.3V
• SIGNAL PATH
: AUDIO (DIGITAL)
: AUDIO (ANALOG)
(STR-DA2000ES)
TONE/ELECTRICAL VOLUME
IC652
TONE/ELECTRICAL VOLUME
IC2862
6-6. BLOCK DIAGRAM – PRE OUT Section –