Schematic Diagram - Digital Board (3/4) - Sony STR-DA4400ES Service Manual

STR-DA4400ES

6-23. SCHEMATIC DIAGRAM - DIGITAL Board (3/4) -

1 2 3
A
DIGITAL BOARD (3/4)
B
C
D
E
F
C2245
FB2206 0.01
MCK
G
H
C2244
0.01
I
SD0
SI_B
R2270
47
SD1
SI_C
R2271
J
47
3.3V
SPDIF
SPDIF
V3.0PT
V3.0PT
RMCK
DSP_SEL
RDATA
7
RERR
K
LRCK
DIGITAL
BOARD SCLK
(4/4)
DGND
(Page 51)
AUDIO_/VO
D3.3V
VCC
MCLK
AD_RESET
L
STR-DA4400ES
• See page 118 for IC Block Diagrams.
4 5 6 7
IC B/D
IC2211
BUFFER
IC2211
TC74VHC393FT(EL)
1.7 3.3 DSP_LRCK
1 14
CKA VCC
1.7
2 13
RDA CKB C2247
0.1
3 Q1A 12
RDB
4 11
Q2A Q1B
5 10
Q3A Q2B
1.7
6 9
Q4A Q3B
1.7 FSRATE1
7 Q4B 8
GND
R2267
100
R2282
100
C2248
0.1
R2265
IC2212
IC B/D 100
R2264
DATA SELECTOR
10k
C2246
IC2212
TC74VHC157FT(EKJ) 0.01
0 3.3
SELECT VCC
1 16
2 15
A0 STROBE
1.7
3 B0 A3 14
0 BCK SI_A
Y0
4 B3 13
R2274
1.7 1.7 BCKI 47
5 A1 Y3 12
R2277
0 1.7 ERROR
10
6 A2 11
B1
LRCK
1.7 0 DIR_RERR
7 Y1 B2 10
R2275
1.7 LRCKI
10
Y2
8 GND 9
R2278
10
IC B/D
IC2213
DATA SELECTOR
IC2213
TC74VHC157FT(EKJ)
C2249
0.1
0 3.3
1 16
SELECT VCC
1.2
2 15
A0 STROBE
0
3 14
B0 A3
1.2 0 SD3
4 13
Y0
B3
0 SI_E
5 A1 Y3 12
R2272
0 47
6 A2 11
B1
0 0 SD2
7 10
Y1 B2
0 SI_D
8 9
GND Y2
R2273
47
8 9 10 11
C2266 0.1
C2263 47 16V
C2267 0.1
C2264 47 16V
FB2210
SO_B
SO_D
DSP_LRCK
IC B/D
IC2216
BUFFER
SI_B
IC2216
SI_D
TC74VHC393FT(EL)
LRCKI
1.7 3.3
1 14
CKA VCC
1.7 BCKI
C2255
2 RDA CKB 13
0.1
Q1A
3 RDB 12
DIR_RERR
4 Q2A Q1B 11
DSP_UCOM-TX
5 Q2B 10
Q3A D-M_BUSY
1.7 M-D_DATA
6 Q4A Q3B 9
M-D_INT
FSRATE2
1.7
Q4B
7 GND 8 DSP_MODE
R2289
100
IC2214 FB2207
DATA SELECTOR
IC B/D
IC2214
R2263
10k
TC74VHC157FT(EKJ) C2251
C2250
0.1 47 25V
0 3.3
SELECT VCC
1 16
0
FB2208
2 15
A0 STROBE
0
3 B0 A3 14
0
Y0
4 B3 13
3.3
5 A1 Y3 12
0 0
6 A2 11
B1
3.3 3.3 H_AUDIO
7 Y1 B2 10
C2256
100
0 DIR_NOMAU
Y2 10V
8 GND 9
R2279
R2392
10
10k
C2257
R2261
0.1
47
R2291
10k
R2259
47
R2288
100
C2270
R2262
0.01
47
R2260
47
R2292
1k
50 50
12 13 14
(Page 55)
DSP
C BOARD
(2/4)
CN5001
CN2206
50P
50 49
PWR_EXT PWR_EXT
48 PWR_EXT PWR_EXT 47
46 45
PWR_INT PWR_INT
44 PWR_INT PWR_INT 43
42 41
GND GND
40 39
GND GND
SO_A
38 37
SO_B SO_A
SO_C
36 35
SO_D SO_C
34 33
DSP_LRCK SO_E
R2290
32 31
GND GND
100
DSP_BCK
30 29
RESERVED DSP_BCK
28 27
GND GND
SI_A
26 25
SI_B SI_A
SI_C
24 23
SI_D SI_C
SI_E
22 LRCK SI_E 21
20 19 R2297
GND GND
47
18 BCK MCK 17
16 15
GND GND
DSP_UCOM-RESET
14 DM_INT DUCOM_RESET 13
DIR_NOMAU
12 11
DIR_RERR DIR_NONAU
DSP_UCOM-RX
10 TX RX 9
M-D_BUSY
8 7
DM_BUSY MD_BUSY
D-M_DATA
6 MD_DATA DM_DATA 5
4 3
MD_INT DUCOM_CLK
D-END-LAG
2 MODE(MD2) DRST_TRG 1
R2300 47
IC2215
IC2215
S-T111B33MC-OGSTFG
+3.3V REGULATOR
R2287
3.3 NC
4 3 IC B/D 10k
VOUT
VSS
2
3.9 3.3
ON/OFF
5 1
VIN
C2254
C2253
C2252
0.1
100
0.1
16V
IC B/D
FB2211
C2337
IC2217
2200p
A/D CONVERTER
C2336
IC2217
2200p
CS5340-CZZR
3.3 3.3 C2258
M0
1 16
M1
100 C2261
C2262
1.7 1.5 10V 0.1
MCLK
100
2 15
FILT+
16V
3.3
VL
3 14
REF_GND
C2259
0.1
1.3 4.9
SDOUT
4 13
VA
C2265
GND 2.5 1
5 12
AINR
50V
3.3 1.8
VD
6 11 C2268
VQ
0.1
1.7 2.4
SCLK
7 10
AINL
1.7 3.3
LRCK
8 9
RST
15 16 17
CN2205
18P
AVSYNC_RST
1 AVSYNC_RST
AVSYNC_SO
2 AVSYNC_SO
AVSYNC_XCS
3 AVSYNC_XCS
DSP_UCOM-RESET
4 DUCOM_RESET
D-M_BUSY
5 D-M_BUSY
M-D_BUSY
6 M-D_BUSY
DSP_MODE
7 DSP_MODE
B
D-END-LAG
8 DSP_ENDFLAG
M-D_INT
9 M-D_INT
D-CONNECT
M-D_DATA
10 M-D_DATA BOARD
D-M_DATA
CN2406
11 D-M_DATA
(Page 67)
DSP_UCOM-TX
12 D232C_TX
DSP_UCOM-RX
13 D232C_RX
FSRATE2
14 FSRATE2
FSRATE1
15 FSRATE1
16 D3.3V
17 DGND
V3.OPT
18 V3-OPT
DGND
D3.3V
MCK 5
DIGITAL
A+5V
BOARD
AGND
(2/4)
A+12V (Page 49)
R2398
0
A-12V
R2397
0
CN2204
14P
14
COAX4V
FB2209
13 D3.3V
12
DSP2.5V
11 DSP2.5V
10 E
DGND
C2260
0.1 9 DGND
8 MAIN
+5V
BOARD
7 -15V
(2/4)
R2396
6
100 +15V CN1004
5 (Page 43)
ADFR
4 AGND
R2395
3
AGND
100
1 ADFL
CN2203
11P
ERROR R2286 100
11 ERROR
SPDIF R2285 47
10
SPDIF
H_AUDIO R2284 100
9 NON_LPCM
A
SD3 R2283 100
8
SD3
SD2 R2281 100
7 SD2
CONTROL
SD1 R2280 100
6
SD1 BOARD
SD0 R2276 100
(1/2)
5 SD0
BCK R2269 100
CN2002
4
BCK
(Page 106)
LRCK R2268 220
3 LRCK
MCK R2266 100
1
MCK
AVSYNC_RST
AVSYNC_RST
AVSYNC_SO
AVSYNC_SO
AVSYNC_XCS
AVSYNC_XCS
3
DSP_LRCK
DSP_LRCK
DSP_BCK
DSP_BCK
DIGITAL
SO_A
SO_A BOARD
SO_B
(1/4)
SO_B
(Page 48)
SO_C
SO_C
SO_D
SO_D
DIR_RERR
DIR_RERR