Digital-In - Onkyo HTR940 Service Manual

E
8781
4)
03B
D711
+5VCPU
D702
1SS355
Q710
S812C56AUA
D701
C3G-T2
+5.6V 1SS355
2 3 +5VMPU
I O
DX-5R5L224
R671 NC
R672 NC
+5V
LEDSTBY R676 47
FLDSDO R677 47
FLDCLK R678 47
FLDCS R679 47
R680 47
FLDRST
R681 10K
R682 10K
R683 4.7K
KEYINT1
R684 4.7K
KEYINT0
R685 4.7K
KEY3
R686 4.7K
KEY2
R687 4.7K
KEY1
R688 4.7K
KEY0
C716 104Z
VSWS8
R689 4.7K
+5V
1
+5.6V
+
C706
4.7/50
Q702
RN1404
+5VDSP
Refer to following table about the parts displayed by mark "
DIGSDO_3.3V
DIGSDI_3.3V
CX_SDIN1
R302
47
CX_SCLK
CX_LRCK
SAI_SDOUT
+3.3V
C301
470/6.3
+
R319 47 CX_SDIN2
64
R318 47 CX_SDIN3
63
R317 47 CX_SDIN4
62
L313 R320
61 SAI_SLCK
SLCK
R315 47
60 47 SAI_LRCK
LRCK
R314 330
59
OMCK
58
DEC_DSP_3.3V
DCIN1
C318
57
DCIN2 102K
56
DOUT
L311 NC
55
NIC_DSP_3.3V
RMCK
R312
54
DOUT
53 47
VLS
52 C313
GND2
51 104Z
VD2
R335
50 TX
49 NC
L171
221M +3.3V
SAI_LRCK
CX_SCLK
C171 104Z
CX_LRCK
+5V
L303
Q171
TC7WU04FU
1 8
VD
2 7 L172
3 6
LM182
4 5 L173
GND
R331 330
COAX1
LM182
R332 330
OPT1
R171 1M
R333 330 OPT2
R334 330
OPT3
24.576MHz
X171
F
Refer to following table about the parts displayed by mark "
R770 R771 R772 R773 R780
33k None 10k 33k
MDC
56k None 10k 10k
MPP
RN2402
Q703
1
R780
R781
R782
R783
81
82
83
84
LEDSTBY
85
FLDSDO
81 : NU SPRLCS : 50
86
FLDCLK
82 : NU SPRLSB : 49
87
FLDCS
83 : NU SPRLSB : 49
88
FLDRST
89
Q701
90
M30622MWP
91
KEYINT1
MICROPROCESSOR
92
KEYINT0
93
FCLK : 33
KEY3
94
FRXD : 32
KEY2
95
FTXD : 31
KEY1 100 : VSWS8
96
AVSS
97
KEY0
98
99
100
R609
10K
R610
R613
1M
X701
6.000MHz
+6.1V
TYPE R607 R610 R616 R629
None 10k 220 None
MDC
MPP 1k None 1k None
+1.2V
C271
470/6.3
+
+
C272
470/6.3
109
R252 330
110
R253 47
111
C261104Z
112
R254 47
113
109 VSS
114
110 SPIO_SIMO
R255 47
115
111 SPIO_SOMI/I2C0_SDA
R256 47
116
112 DVDD
AXR0[2]
R257 47
117
113 AXR0[0]
AXR0[3]
118
114 VSS
VSS
R258 10K 119
115 AXR0[1]
AXR0[4]
R259 330 120
AXR0[5]/SPI1_SCS
GPIO1 121
AXR0[6]/SPI1_ENA]
GPIO2 122
AXR0[7]/SPI1_CLK
C275 123
CVDD
102K 124
VSS
C262104Z 125
DVDD
126
GPIO3
AXR0[8]/AXR1[5]/SPI1_SOMI
GPIO4 127
AXR0[9]/AXR1[4]/SPI1_SIMO
C263 128
CVDD
104Z
129
VSS
GPIO5 130
AXR0[10]/AXR1[3]
131
AXR0[11]/AXR1[2]
132
R260 47
CVDD
133
VSS
R261 47
134
AXR0[12]/AXR1[1]
R262 10K
135
AXR0[13]/AXR1[0]
C276102K
136
139ACLKR0
DVDD
R263 10K
137
140 VSS
AXR0[14]/AXR2[1]
R264 10K
138
141 AFSR0
AXR0[15]/AXR2[0]
R265 330
SAI_SLCK 139
142 ACLKX0
140
143 AHCLKR0/AHCLKR1
R266 330
141
144 AFSX0
R267 330
142
RMCK R268 NC 143
R269 330 144
R27810K
R270
330
RMCK
EMU0 14 EMU1
13
12 11 TCK
10 9
8 7 TDO
6 5
4 3 TDI
TRST 2 1 TMS
JTAG P711
".
R781 R782 R783
4.7k 0 None 10k
33k 0 None 10k
+5V
U18
Q752
RN2402
1
DSP & MICROPROCESSOR
R752
2.2K
1
PC BOARD
AMUT
Q751
RN1404
SYSIN
50 SPRLCS
49 SPRLSB
48 SPRLB
47 AMUTB
AMUT
46 FCE
FCE
45 R645 47 DIGSDO
DIGSDO
44 R644 220 DIGSDI
DIGSDI
R643 47
43 DIGCLK
DIGCLK
R642 47
42 DSPRST
DSPRST
41
FEPM
R640 47
40 DSPCS
DSPCS
R639 47
39 DIRRST
DIRRST
R638 47
38 DIRCS
DIRCS
R637 47
37 XMRST
XMRST
R636 220
36 XMSRRXD
XMSRRXD
R635 47
35 XMSRTXD
XMSRTXD
R634 47
34 FBUSY
TX
FBUSY
R633 47
33 FCLK
R632 47
32 FRXD
R631 47
31 FTXD
1 RESET
2 CNVSS
R629
3 FRXD
4 FCLK
5 +5VMPU
6 FBUSY
C712 101J
7 FTXD
C711 101J
8 GNDDG
R617 10K
9 APOWER
R628 2.2K
R627 2.2K
DIRINT_3.3V
R694 27K
SD
R695 27K
STEREO NIC_DSP_3.3V
R696 10K
HPDET
DIGSDI_3.3V
+5V
".
VSS
VSS 72
DVDD
EM_CKE 71
EM_WE_DQM[1]
EM_CLK 69
EM_D[8]
CVDD
EM_D[9]
EM_D[10]
VSS
EM_D[11]
DVDD
EM_D[12]
EM_D[13]
Q201
CVDD
EM_D[14]
D707E001RFP250
EM_D[15]
DSP
VSS
CVDD
EM_D[0]
EM_D[1]
DVDD
EM_D[2]
EM_D[3]
VSS
EM_D[4]
EM_D[5]
CVDD
EM_D[6]
EM_WE_DQM[0] 39
DVDD
EM_WE 38
EM_D[7]
EM_CAS 37
VSS
ACF451832-333
L204
G
<Note>
NC = No mount of parts.
SD-Z : XY
Location of connected terminal in schematic diagrams.
SD-Z = Schematic diagrams-Z. X = A to H, Y = 1 to 5.
NADG-8808
LBC2518
C132 R132 L131
104K 022M
10
C146
3
OPT1 102J
R141
OPT2 1
IN
OPT3
47
3
VCC
L133
+5V
LBC2518 2
GND
470M
R145
NC
1
IN
COAX1
R142
47
3
VCC
2
GND
R146
NC
1
IN
R143
47
3
VCC
2
GND
R144
3
IN
NC
2
VCC
1
GND
11 10
Y8 GND
DSPCLK_3.3V 12 9
Y7 A8
DIRCS_3.3V 13 8 DSPCLK
Y6 A7
DIRRST_3.3V 14 7 DIRCS
Y5 A6
DSPCS_3.3V 15 6 DIRRST
Y4 A5
DIGSDO_3.3V 16 5 DSPCS
Y3 A4
DIGCLK_3.3V 17 4 DIGSDO
Y2 A3
RESET_3.3V 18 3 DIGCLK
Y1 A2
19 2 DSPRST
_G2 A1
+3.3V
20 1
VCC _G1
C151
DIGSDI
104Z
NIC
DIRINT0
R182
10K Q152
8 7 TC74HCT7007AF
OUT4 GND
R163
9 6 DEC
IN4
R162
220 10 5
OUT5
R164
11 4 220 DSPINT
IN5
R166
220 12 3 DSPINT_3.3V
OUT6
R165
13 2 220
IN6
R167
14 1
220
VCC
220
DEC_DSP_3.3V C152 104Z
C281 220/6.3
+
C282 104Z
R277
NC CAS
R276
NC RAS
R275
NC SD_CS
BA1 25
A0
R274 NC CKE
CS2 26
CE#
R273 NC DQM1
27
GND
R272 NC DQM0
OE 28
OE#
R271 NC WE
D0 29
Q0
D8 30
Q8
D1 31
Q1
D9 32
Q9
D2 33
Q2
D10 34
+3.3V
Q10 RY/BY#
D3 35
Q3
D11 36
Q11
37
VCC RESET#
D4 38
Q4 WE#
72
D12 39
Q12
71 CKE
L203 D5 40
Q5
R221
70 CLK
LL241
D13 41
Q13
69 47
D6 42
Q6
C224
68
D14 43
104Z
Q14
67 DQM1
D7 44
Q7
66 D8
D15 45
C223 Q15/A-1
65
46
104Z
GND
64 D9
47
BYTE#
63 D10
GPIO4 48
A16
62
61 D11
60
C268
102K
59 D12
C283 220/6.3
+
58 D13
C284
57
C267
104Z
1
56 D14 102K VCC0
D0 2
55 D15 DQ0
D1 3
54 DQ1
C222 4
GNDQ1 GNDQ4
53
104Z
D2 5
DQ2
52 D0
D3 6
DQ3
51 D1
C287 102K
7
C221
VCCQ1
50
D4 8
104Z
DQ4
49 D2
D5 9
DQ5
48 D3
10
GNDQ2 GNDQ3
47
D6 11
DQ6
46 D4
D7 12
DQ7
45 D5
C288 13
C266 R299 VCCQ2
44
102K
DQM0 14
0
LDQM
43 102K D6
WE 15
42 _WE
C265
CAS 16
102K
41 D7 _CAS
RAS 17
40 _RAS
SD_CS 18
39 DQM0 _CS
BA0 19
38 WE A11
A10 20
37 CAS A10
A0 21
A0
A1 22
A1
A2 23
A2
A3 24
+3.3V A3
C285
25
VCC1
104Z
+1.2V
C289
+3.3V
102K
HT-R940
H
P131
COAXIAL
U131
1
DIGITAL IN
U132
2
OPTICAL
U133
3
U134
NC
L281
+3.3V
BLM21PG221SN1
24 A0
A1
23 A1
A2
22 A2
A3
21 A3
A4
20 A4
A5
19 A5
A6
18 A6
A7
17 GPIO5
A17
16
NC
15
14
NC
13
NC
12 RESET_3.3V
11 WE
10
NC
9
NC
8 A7
A8
7 A8
A9
6 A9
A10
5 A10
A11
4 A11
A12
3 GPIO1
A13
2 GPIO2
A14
1 GPIO3
A15
R298
+VSD
0 +3.3V
50
GND2
49 D15
DQ15
48 D14
DQ14
47
46 D13
DQ13
45 D12
DQ12
44 C290
VCCQ4
102K
43 D11
DQ11
42 D10
DQ10
41
40 D9
DQ9
39 D8
DQ8
C286
38
VCCQ3
37
104Z
NC2
36 DQM1
UDQM
35 CLK
CLK
34 CKE
CKE
33
NC1
32 A9
A9
31 A8
A8
30 A7
A7
29 A6
A6
28 A5
A5
27 A4
A4
26
GND1