Block Diagram – Digital Audio Section (2/2) - Sony STR-DA2100ES Service Manual

Q Q
3 7 6 3 1 5 1 5 0
6-2. BLOCK DIAGRAM – DIGITAL AUDIO Section (2/2) –
SDO1
SDO2
SDO3
(Page 12) E SDO4
BCK
LRCK
MCK
SD-RAM
IC2050
T E
L 1 3 9 4 2 2 9 6 5 1 3
DIR XSTATE
D
(Page 12)
DIR ERR
119 A_D
109 SOT1
J871
RS-232C DRIVER
IC871
1
2
TXD
3 17 T1OUT T1IN 13
DTR
4 16 R1IN R1OUT 15
5
RS232C
6
7
8
w w w
9
STR-DA2100ES
LIP SYNC ADJUST
IC2010
66 FLFRI
SI 74
COM1-DAT
65 SLSRI COM1-CLK
SCLK 72
64 CSWI
SO 75 T/A-SO
63 DLDRI
XCS 73 T/A-XCS
60 BCKI
XRST 70 T/A-XRST
59 LRCKI
68 CLK512
FLFRO 47
SLSRO 46
CSWO 45
DLDRO 44
DQ0 – 15 D0 – D15
A0 – 11 A0 – 11
WE 15 10 WE
CAS 16 11 CAS
RAS 17 12 RAS
CS 18 13 CS
CLK 35 14 CLK
CKE 34 15 CKE
(NC)
MUTING
SWICTH
Q1103 – 1105
120 91 90 89 88 93
MAIN SYSTEM
CONTROLLER
IC1101 (2/5)
BUFFER
AND GATE
IC2104
IC2105
x a o
y
. i
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B (Page 12)
D/A CONVERTER
IC1452
VOUT1
45 DATA1
46 DATA2
47 DATA3
31 DATA4 VOUT2
40 BCK
41 LRCK
VOUT3
38 SCKI
VOUT4
VOUT5
DA DO
33 MDO
COM1-DATA
VOUT6
34 MDI
COM1-CLK
35 MC
DA LAT
36 HL
DA RST VOUT7
37 RST (A_LOW)
VOUT8
Q Q
3 7 6
BUFFER
IC2102 (1/3)
5 45 60 25
MD2 52 BUFFER 23 OUTHI2
IC2101 (1/2)
MD0 54 24 OUTLO2
SIN1 110 BUFFER 26 URATIN
IC2102 (2/3)
D.DO 70 25 ENDFLG
69 DI
55 RSTX
BUFFER
19 RESETC
IC2101 (2/2)
u 1 6 3
.
13 13
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2 4
8 9 9
• R-CH is omitted due to same as L-CH.
• SIGNAL PATH
: AUDIO (ANALOG)
: AUDIO (DIGITAL)
14 SL OUT
LINE AMP
IC1405
13 R-CH
12 SW OUT
LINE AMP
IC1404
11 C OUT
10 L OUT
LINE AMP
IC1403
9 R-CH
16 SBL OUT
LINE AMP
IC1406
20 R-CH
3 1 5 1 5 0 8 9 2
SUB_T
RY
STOP
G
(Page 18)
D2702
PW_RY
RESET SIGNAL
RESET 14 GENERATOR
SUB SYSTEM IC2051
CONTROLLER
IC2048
XIN 15
X2003
7.28MHz
m
XOUT 16
c o
STR-DA2100ES
2
8 9 9
F (Page 14)
4 9 8 2 9 9