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Diagrams; Block Diagram - Digital Audio/tuner Section - Sony STR DA2400ES - 7.1 Channel Home Theater AV Receiver Service Manual

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6-1.

BLOCK DIAGRAM - DIGITAL AUDIO/TUNER Section -

DIGITAL OPTICAL
TV
RECEIVER
IN
IC2201
DIGITAL OPTICAL
VIDEO 1
OPTICAL
RECEIVER
IN
IC2202
DIGITAL OPTICAL
SAT
RECEIVER
IN
IC2204
DIGITAL
ASSIGNABLE
J2202
DVD
IN
COAXIAL
SA-CD/CD
IN
SPDIF
1
(Page 31)
DSP_SEL, ANA/DIGI
2
(Page 28)
TUN_L
3
(Page 29)
ANTENNA
TUNER (FM/AM)
FM
FM ANT
TUN_L
75Ω COAXIAL
TUN_R
AM
AM ANT
TUN_DO
TUN_DAT
TUN_CLK
TUN_CE
TUN_TUNED
RDS_DATA
RDS_CLK
J861
RS-232C
3
2
(DA2400ES: US)
RESET
(Page 34)
4
Abbreviation
ECE
: Continental European, East European and Russian models
STR-DA2400ES/DG920
SECTION 6

DIAGRAMS

DIGITAL AUDIO
INPUT SELECTOR
IC2237
15
D4
INTERFACE RECEIVER
1
D3
Y 5
2
RX0
3
D1
11 10 9
4
RX2
WAVE
SHAPER
IC2209
5
RX3
10
RX6/UI
28
XOUT
X2201
24.576MHz
29
XIN
15 1
4 5
6
37
38
DATA
DECODER
IC2210
R-CH
14 11 12 13
67 68
64
70
90 TUN_DO
91 TUN_DATA
92 TUN_CLK
87 TUN_LAT
86 TUN_TUNED
93 RDS_DATA
165 RDS_CLK
(DA2400ES: AEP, ECE, UK)
135 134
128
RS-232C
DRIVER/RECEIVER
IC861
17
DOUT1
DIN1 13
16
RIN1
ROUT1 15
BUFFER
IC8020
DIGITAL AUDIO
IC2208
SI_A
RDATA
21
DIR_BCK
RBCK
17
DIR_LRCK
RLRCK
20
DIR_MCK
RMCK
16
D2203
13
R-CH
14
8
7
XMCK
27
SWITCHING
6
IC2234
AUDIO /VO 33
40
39
36
34
41
COM1_DATA
COM1_CLK
69
63
65
66
62
61
SYSTEM CONTROLLER
IC8014 (1/7)
174 175
40
39
155 154 94
CN8003
DMPORT
5 6
X8002
5
4MHz
RXD
6
EEPROM
TXD
IC8018
7
DET
13
LINE AMP
L+
IC8002
14
R+
R-CH
17
VIDEO
27
27
SI_A, DIR_BCK,
DIR_LRCK, DIR_MCK
5
(Page 28)
L_OUT
6
(Page 29)
A/D CONVERTER
IC2233
VINL
SI_B
7
DOUT 9
(Page 28)
VINR
BCK
LRCK
SCKI
DIR_NON_AUDIO
8
(Page 28)
R-ch is omitted due to same as L-ch.
SIGNAL PATH
: AUDIO (ANALOG)
: AUDIO (DIGITAL)
: TUNER
: VIDEO
DIR_ERROR
9
(Page 28)
COM1_DATA, COM1_CLK
10
(Page 28)
CEC DATA
CEC_M/DV
CEC
101
11
(Page 31)
SWITCH
CEC_DV/M
121
Q8005 – 8008
HDMI_SDA, HDMI_SCL
HDMI_RESET
12
(Page 31)
HDMI_SDA
117
HDMI_SCL
118
HDMI_RESET
95
DM_L
13
(Page 29)
DM_VIDEO
14
(Page 32)
STR-DA2400ES/DG920

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