Onkyo HT-R540 Service Manual page 22

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A
B
SCHEMATIC DIAGRAMS-3
DSP & MICROPROCESSOR SECTION
To NADIS-8785
(SD-7 : H1)
P701A
1
<Note>
NC = No mount of parts.
SD-Z : XY
Location of connected terminal in schematic diagrams.
2
SD-Z = Schematic diagrams-Z. X = A to H, Y = 1 to 5.
3
1
2
3
14
SYSIN
13
TU_L
12
GNDTU
11
TU_R
10
V4_L
9
GNDV4
8
V4_R
7
MIC
6
RTAD
5
LTAD
4
DAC_SR
3
DAC_SL
2
DAC_SBR
4
1
DAC_SBL
14
DAC_FR
R592
0
13
DAC_FL
R591
0
12
DAC_SW
11
DAC_CT
10
GND+12V
9
-12VA
8
+12VA
7
GNDDG
6
VOLDAT
5
VOLCLK
4
PROTECT
3
SEC1H
2
VOLH
1
AMUT
R562
NJM4580M-D
22K
R532
6
6
7
7
22K
Q502:A
5
5
5
Q503:A
NJM4580M-D
NJM4580M-D
NJM4580M-D
Q503:B
3
3
1
1
Q502:B
2
2
R531
22K
22K
R561
C
To NAVD-8804
To NAVD-8804
To TUNER UNIT
(SD-4 : E2)
(SD-5 : E3)
P101A
P2004A
P2005A
+
C103
56K
100/16
R110
R108
NC
R109
NC
R702
2.2
(1/2W)
1SS355
D742
R742 1.8K
+10.6V
SI8008TM
R743 18K
Q741
+2.2V
L741
1
2
VIN
SW
470K
5
4
SS
VADJ
GND
TA48033AF
+5V
1
I
MDD, MDC Type only
9
+5VXM
8
7
XMRST
To NADG-8799
6
XMSRRXD
5
XMSRTXD
(SD-6 : E-3)
4
XMSRSEL
R101
0
3
XMREQERR
2
XMCOMSEL
1
XMDACRST
C341 101J
R351
10k
R341
2
C324
R324
56
10/50
10k
1
+
3
Q341:B
C323
R323
NJM4580M-D
10/50
56
+
+
C322
R322
NJM4580M-D
10/50
56
+12V
5
Q341:A
R342
7
+
10k
6
C321
R321
-12V
10/50
56
R352 10k
C342 101J
R503
22
(1/2W)
R504
22
(1/2W)
C532
220/25
+
C531
220/25
+
Q401 - Q404 : NJM4580M-D
R478
R458
R438
R418
180
4.7K
470
3.3K
6
SBR
7
R468
180
5
Q404:A
R448
R428
R408
4.7K
470
3.3K
R427
R407
R467
R447
180
4.7K
470
3.3K
3
FIL_FR
SBL
1
R477
180
FIL_FL
2
C315 102K
C306 47/50
R457
R437
R417
Q404:B
C307 104Z
4.7K
470
3.3K
+
R456
R436
R416
R476
180
4.7K
470
3.3K
6
+
SR
7
R466
180
5
C308
Q403:A
100/16
R446
R426
R406
4.7K
470
3.3K
R465
R445
R425
R405
180
4.7K
470
3.3K
3
C309
SL
1
R475
104Z
180
2
R455
Q403:B
R435
R415
4.7K
470
3.3K
R474
R454
R434
R414
180
4.7K
470
3.3K
6
SW
7
R464
C316
NC
102K
5
180
Q402:A
R444
R424
R404
C302
+
4.7K
470
3.3K
470/6.3
R512
R463
R443
R423
R403
+12V
180
4.7K
470
3.3K
10K
Q402:B
3
R522
R502
6
C
1
R473
7
180
1.5K
10K
2
5
R453
R433
R413
4.7K
470
3.3K
Q501:A
NJM4580M-D
R452
R472
R432
R412
-12V
180
4.7K
470
3.3K
6
FR
7
R462
5
180
Q401:A
R442
R422
R402
4.7K
NJM4580M-D
470
3.3K
Q501:B
3
R461
R441
R421
R401
Q401:B
180
4.7K
470
3.3K
1
3
10K
2
FL
1
R471
180
R521
R501
2
10K
1.5K
R451
R431
R411
4.7K
470
3.3K
R511
D
E
To NAETC-8781
(SD-2 : A4)
NADG-8798
P2006A
JL703B
RN2402
D711
Q703
+5VCPU
D702
1SS355
Q710
S812C56AUA
D701
-C3G-T2
1SS355
+10.1V
+5.6V
2
3
+5VMPU
I
O
DX-5R5L224
Q742
R671 NC
BD7820
R672 NC
+5V
81
82
1SS355
83
R676
47
D743
LEDSTBY
84
LEDSTBY
FLDSDO
R677
47
85
FLDSDO
R678
47
FLDCLK
86
FLDCLK
+1.2V
FLDCS
R679
47
87
FLDCS
R680
47
FLDRST
88
FLDRST
R681
10K
89
R682
10K
90
KEYINT1
R683
4.7K
91
KEYINT1
KEYINT0
R684
4.7K
92
KEYINT0
R685
4.7K
KEY3
93
KEY3
Q762
KEY2
R686
4.7K
94
KEY2
+3.3V
R687
4.7K
KEY1
95
3
KEY1
O
96
R688 4.7K
KEY0
97
KEY0
98
C716 104Z
99
VSWS8
100
R689 4.7K
R609
10K
R610
+5.6V
+
1
C706
4.7/50
Q702
R613
RN1404
1M
+5VDSP
Refer to following table about the parts displayed by mark "
MDD, MDC
MPA
C271
470/6.3
C272
470/6.3
DIGSDO_3.3V
R252 330
DIGSDI_3.3V
R253
C261 104Z
CX_SDIN1
R254
R302
47
R255 47
CX_SCLK
CX_LRCK
R256 47
R257 47
R258
SAI_SDOUT
R259 330
+3.3V
GPIO1
C301
GPIO2
470/6.3
+
R319 47
17
64
CX_SDIN2
C262 104Z
VQ
18
63
R318 47
CX_SDIN3
FLT+
GPIO3
19
62
R317 47
CX_SDIN4
GPIO4
REFGND
20
61
L313
R320
47
SAI_SLCK
AOUTB4-
SAI_SLCK
21
CX_SDIN2 : 64
60
R315
47
SAI_LRCK
AOUTB4+
SAI_LRCK
CX_SDIN3 : 63
22
59
R314 330
GPIO5
AOUTA4+
CX_SDIN4 : 62
OMCK
23
58
DEC_DSP_3.3V
AOUTA4-
ADCIN1
Q301
24
57
C318
R260 47
VA
ADCIN2
L311
102K
25
CS42518-CQZR
56
AGND1
NC
CX_SDOUT
26
55
NIC_DSP_3.3V
R261 47
AOUTB3-
DIR/DAC/ADC
RMCK
27
54
R312
R262 10K
AOUTB3+
SAI_SDOUT
28
53
47
31 : AOUTB2+
TXP : 50
R316
C276 102K
AOUTA3+
VLS
NC
29
XP0 : 49
52
C313
R263 10K
AOUTA3-
32 : AOUTA2+
DGND2
30
51
104Z
R264 10K
AOUTB2-
VD2
R335
31
50
TX
SAI_SLCK
R265 330
32
49
NC
L171
221M
+3.3V
SAI_LRCK
R266 330
R267 330
CX_SCLK
RMCK
R268 NC
C171 104Z
R269 330
+5V
CX_LRCK
L303
Q171
R27810K
TC7WU04FU
1
8
VD
2
7
L172
R270
3
6
LM182
4
5
L173
330
C331 330J
R331
330
GND
COAX1
LM182
C332 330J
R332
330
OPT1
R171 1M
C333 330J
R333
330
OPT2
C334 330J
R334
330
OPT3
24.576MHz
EMU0
14
X171
12
10
8
6
4
TRST
2
JTAG
F
G
U18
DSP & MICROPROCESSOR
PC BOARD
Refer to following table about the parts displayed by mark "
+5V
R770
Q752
1
RN2402
MDD, MDC
None
R752
1
MPA
33K
2.2K
1
R780
R781
AMUT
R782
Q751
R783
RN1404
SYSIN
OPT1
OPT2
OPT3
50
SPRLCS
COAX1
49
SPRLSB
48
SPRLB
47
AMUTB
46
FCE
SPRLCS 50
R645 47
45
DIGSDO
SPRLSB 49
DIGSDO
44
R644 220
DIGSDI
SPRLB 48
DIGSDI
R643 47
Q701
43
DIGCLK
DIGCLK
42
R642 47
DSPRST
M30622MWP
DSPRST
41
FEPM
40
R640 47
DSPCS
MICROPROCESSOR
DSPCS
39
R639 47
DIRRST
DIRRST
R638 47
FCLK 33
38
DIRCS
DIRCS
37
R637 47
XMRST
FRXD 32
XMRST
R636 220
100 VSWS8
FTXD 31
36
XMSRRXD
XMSRRXD
35
R635 47
XMSRTXD
XMSRTXD
R634 47
34
FBUSY
FBUSY
TX
33
R633 47
FCLK
32
R632 47
FRXD
31
R631 47
FTXD
DSPCLK_3.3V
DIRCS_3.3V
DIRRST_3.3V
DSPCS_3.3V
DIGSDO_3.3V
1
RESET
DIGCLK_3.3V
2
CNVSS
RESET_3.3V
R629
3
FRXD
+3.3V
4
FCLK
5
+5VMPU
C151
6
FBUSY
C712 101J
7
FTXD
104Z
C711 101J
8
GNDDG
R617 10K
R182
9
APOWER
10K
R628 2.2K
R627 2.2K
DIRINT_3.3V
R694 27K
SD
R695 27K
STEREO
NIC_DSP_3.3V
X701
R696 10K
HPDET
6.000MHz
DIGSDI_3.3V
+5V
".
DEC_DSP_3.3V
R607
R610
R616
R629
+3.3V
None
10k
220
None
None
10k
220
2.2k
R277
NC
R276
NC
R275
NC
R274
NC
+1.2V
R273
NC
R272
NC
R271
NC
+
+3.3V
+
109
72
110
71
47
111
70
R221
L203
112
69
47
LL241
VSS
47
113
68
C224
109 VSS
VSS 72
DVDD
114
110 SPIO_SIMO
EM_CKE 71
67
EM_WE_DQM[1]
115
111 SPIO_SOMI/I2C0_SDA
EM_CLK 69
66
D8
EM_D[8]
116
112 DVDD
65
C223
AXR0[2]
CVDD
117
113 AXR0[0]
64
AXR0[3]
EM_D[9]
118
63
114 VSS
VSS
EM_D[10]
10K
119
115 AXR0[1]
62
AXR0[4]
VSS
120
61
AXR0[5]/SPI1_SCS
EM_D[11]
121
60
C268
AXR0[6]/SPI1_ENA]
DVDD
122
59
AXR0[7]/SPI1_CLK
EM_D[12]
C275
123
58
CVDD
EM_D[13]
102K
C267
124
57
VSS
Q201
CVDD
125
56
DVDD
EM_D[14]
126
D707E001RFP250
55
AXR0[8]/AXR1[5]/SPI1_SOMI
EM_D[15]
127
54
AXR0[9]/AXR1[4]/SPI1_SIMO
DSP
VSS
C263
128
53
C222
CVDD
CVDD
104Z
129
52
VSS
EM_D[0]
130
51
AXR0[10]/AXR1[3]
EM_D[1]
131
50
C221
AXR0[11]/AXR1[2]
DVDD
132
49
CVDD
EM_D[2]
133
48
VSS
EM_D[3]
134
47
AXR0[12]/AXR1[1]
VSS
135
46
AXR0[13]/AXR1[0]
EM_D[4]
136
45
139ACLKR0
DVDD
EM_D[5]
C266
R299
137
44
AXR0[14]/AXR2[1]
140 VSS
CVDD
138
43
102K
AXR0[15]/AXR2[0]
141 AFSR0
EM_D[6]
139
42
C265 102K
142 ACLKX0
EM_WE_DQM[0] 39
DVDD
140
41
143 AHCLKR0/AHCLKR1
EM_WE 38
EM_D[7]
141
40
144 AFSX0
EM_CAS 37
VSS
142
39
DQM0
143
38
WE
144
37
CAS
+3.3V
+1.2V
RMCK
13
EMU1
11
TCK
9
7
TDO
ACF451832-333
5
L204
3
TDI
1
TMS
P711
HT-R540
H
".
R771
R772
R773
R780
R781
R782
R783
None
10k
None
0
0
None
0
None
10k
10k
10K
0
10K
10K
LBC2518
P131
C132
R132
L131
COAXIAL
104K
10
022M
C146
3
102J
R141
1
U131
IN
47
3
1
DIGITAL IN
VCC
+5V
L133
LBC2518
2
GND
470M
R145
NC
1
U132
IN
R142
47
3
2
OPTICAL
VCC
2
GND
R146
NC
1
U133
IN
R143
47
3
3
VCC
2
GND
U134
R144
3
NC
IN
NC
2
VCC
1
GND
11
10
Y8
GND
12
9
Y7
A8
13
8
DSPCLK
Y6
A7
14
7
DIRCS
Y5
A6
15
6
DIRRST
Y4
A5
16
5
DSPCS
Y3
A4
17
4
DIGSDO
Y2
A3
18
3
DIGCLK
Y1
A2
19
2
DSPRST
_G2
A1
20
1
VCC
_G1
DIGSDI
NIC
DIRINT0
Q152
8
7
TC74HCT7007AF
OUT4
GND
R163
9
6
DEC
IN4
220
10
5
R162
OUT5
R164
11
4
DSPINT
220
IN5
220
12
3
R166
DSPINT_3.3V
OUT6
R165
13
2
220
IN6
220
14
1
R167
VCC
220
C152
104Z
C281
220/6.3
+
C282
104Z
L281
CAS
+3.3V
BLM21PG221SN1
RAS
SD_CS
BA1
25
24
A0
A0
A1
CKE
CS2
26
23
A1
CE#
A2
DQM1
27
22
A2
GND
A3
DQM0
OE
28
21
A3
OE#
A4
WE
D0
29
20
A4
Q0
A5
D8
30
19
A5
Q8
A6
D1
31
18
A6
Q1
A7
D9
32
17
GPIO5
Q9
A17
D2
33
16
Q2
NC
D10
34
15
Q10
RY/BY#
D3
35
14
Q3
NC
D11
36
13
Q11
NC
37
12
RESET_3.3V
VCC
RESET#
D4
38
11
WE
Q4
WE#
D12
39
10
Q12
NC
CKE
D5
40
9
Q5
NC
CLK
D13
41
8
A7
Q13
A8
D6
42
7
A8
Q6
A9
104Z
D14
43
6
A9
Q14
A10
DQM1
D7
44
5
A10
Q7
A11
D15
45
4
A11
Q15/A-1
A12
104Z
46
3
GPIO1
GND
A13
D9
47
2
GPIO2
BYTE#
A14
D10
GPIO4
48
1
GPIO3
A16
A15
D11
102K
D12
C283 220/6.3
+VSD
R298
+
D13
0
102K
C284
+3.3V
104Z
1
50
D14
VCC0
GND2
D0
2
49
D15
DQ0
DQ15
D15
3
48
D14
D1
DQ1
DQ14
4
47
104Z
GNDQ1
GNDQ4
D2
5
46
D13
D0
DQ2
DQ13
D3
6
45
D12
D1
DQ3
DQ12
C287 102K
C290 102K
7
44
104Z
VCCQ1
VCCQ4
D4
8
43
D11
D2
DQ4
DQ11
D5
9
42
D10
DQ5
DQ10
D3
10
41
GNDQ2
GNDQ3
D6
11
40
D9
DQ6
DQ9
D4
D7
12
39
D8
D5
DQ7
DQ8
C288 102K
13
38
C286
VCCQ2
VCCQ3
104Z
DQM0
14
37
0
D6
LDQM
NC2
WE
15
36
DQM1
_WE
UDQM
CAS
16
35
CLK
_CAS
CLK
D7
RAS
17
34
CKE
_RAS
CKE
SD_CS
18
33
_CS
NC1
BA0
19
32
A9
A11
A9
A10
20
31
A8
A10
A8
A0
21
30
A7
A0
A7
A1
22
29
A6
A1
A6
A2
23
28
A5
A2
A5
A3
24
27
A4
A3
A4
C285
25
26
VCC1
GND1
104Z
C289
+3.3V
102K

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