Onkyo DX-C34 Service Manual page 12

Table of Contents

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A
B
SCHEMATIC DIAGRAM-1
U10
: MAIN CIRCUIT PC BOARD NADG-8053-1D
KSM-213CCM
FC-
FC-
TR+
TR-
TR-
TR+
1
FC+
FC+
PD
PD
GND
VR
LD
R102
10K
LD
R101
10K
LD-G
F
F
C
C
B
B
A
A
D
D
E
E
+5V
VCC
PD
Vref
VC
VC
L101
Q101
100K
2SA1162
5.0
SPINDLE MOTOR
2
Q201 BA5984FP
SLIDE MOTOR
SP+
SP-
SL+
SL-
LS
NADG-8053
3
ROT-R
ROT-R
ROTH
ROTH
LOAD-SW3
LOAD-SW3
ROULETTE MOTER CONTROL
ROT-L
ROT-L
LOAD-SW1
PC BOARD
LOAD-SW1
CURRENT
CURRENT
LOAD-SW2
LOAD-SW2
LOD-R
LOD-R
STOPSENS
STOP-SENS
LOD-L
LOD-L
DISC-SENS
DISC-SENS
SUBREQ
SUBREQ
SUBRST
SUBRST
SUBSO
SUBSO
SUBCL
SUBCL
SUBSI
SUBSI
4
L901
BLM21B222SPT
R907
22K
AC IN
U12-11
Q905
Inlet terminal board
DTC114YKA
J904A
J903A
NAPS-8064-1D
D907
1SS355
R902
390
R903
D908
390
J901A
J902A
1SS355
T901
NPT-1251
D901
2
13
D3SBA20
5
12
11
4
T902
9
NCH-3567
8
5
7
D905
RL1N4003
U12-4
: POWER TRANSFORMER
PC BOARD NAPS-8058-1D
C
3.3
R123
B+3.3V
0
C103
332
R103
15
RFAC
FE
16
R107
100
14
DVC
FE1
17
100K
TE
R147
13
DVCC
TE
18
LDON
100
12
SW
TE BAL
19
FF
R110
R108
R109
11
F
CE
20
10K
10K
EE
150K
10
E
CE1
21
R111
R112
D
9
D
VCC
22
C
6.8K
15K
8
C
RFG
23
R113
R114
B
7
B
BST
24
10K
10K
A
6
A
VFC
25
R117
R115
R116
5
VEE
RFC
26
C102
39K
18K
5.6K
4
AC SUM
VC
27
104
RFDC
3
EQ IN
RFDCO
28
R118
R119
R120
2
PD
RF DC
29
5.1K
8.2K
3.3K
1
LD
DC OFSET
30
2.5
330/6.3
C131
330/6.3
C104
C105
104
1.6
DVC
R204
MDP
R201
10K
100K
R202
SRDR
C201
333
47K
R203
SFDR
47K
R211
68K
TFDR
R214
1.6
TRDR
8.2K
R212
68K
C207
681
R208 47K
R207 47K
B+3.3V
SSTOP
5.0
Q705
1
14
2
13
3
12
4
11
5
10
6
9
7
8
R735
470
CDPOWER
CDMUT
R759
0
Q709
DTA124EKA
R770
DITDI
470
R739
DITDO
5.0
DITCL
R740
470
P-OFF
R741
470
DITCE
8
1
R742
BR93L56F-WE2
470
DITPD
7
2
P904A
6
Q706
3
5
4
Not used
P705B
R743
Q903
P904B
MUTE
1.2K
MPC29M33T
SW+5V
DEEMPH
B+3.3V
R744
I
O
G
1.2K
R766
RI.IN
47K
RI.OUT
R716
Q702 DTC114EKA
22K
C710
2.2/50
P-OFF
B+5V
5.0
R769
6.4
R904
5.0
3.3K
470
SUBREQ
MECHA-POWER
SUBCL
Q901
SUBSI
MPC2905HF
SUBSO
5.0
B+5V
I
O
G
SUBRST
GND
-9.6
R901
3.3K
Q902
-36
2SA950
FL-B
F2
F1
D
E
SQSO
SQCK
R122
XRST
C151
R126
2.2K
CDXLT
R125
MSO
2.2K
150
R127
2.2K
CLOK
2.2K
SENS
C110
SCLK
473
SCOR
R124
C152
3.3
470
180
C126
21
DFCT
EKCK 80
R131
FOK
104
22
FOK
SBSO 79
330
23
PWMI
SCSY 78
24
LOCK
SQCK 77
MDP
25
MDP
SQSO 76
SSTOP
26
SSTOP
XOLT 75
27
FSTO
SOCK 74
28
DVDD1
SOUT 73
R145
SFDR
SFDR
XTAO 72
29
Q103
1M
SRDR
30
SRDR
XTAI 71
TFDR
CXD3068Q
31
TFDR
DVSS2 70
TRDR
TRDR
XTSL 69
32
FFDR
33
FFDR
EMPH 68
FRDR
34
FRDR
BCK 67
C112
DVSS1
PCMD 66
35
104
R146
36
TEST[GND]
LRCK 65
330
37
TES1[GND]
DOUT 64
1.6
38
VC
MD2 63
R133
39
FE
ASYE 62
R134
39K
40
SE
61
120K
C125
DVDD2
104
L102
220/6.3
BLM21B222SPT
3.3
R165
L103
BLM21B222SPT
R150
0
1.6
RFDC
RFAC
R166
C118
R562
NC
103
R141
R565
NC
10K
R140
C117
1M
R564
NC
0.47/50V
C119
221
3.3
B+3.3V
CMDOUT
R713
MP3CL
1K
R754
0
Q704
Q703
1
14
1
14
2
13
2
13
3
12
3
12
4
11
4
11
5
10
5
10
6
9
6
9
7
8
7
8
R734
470
R715
470
MSCK
R718
0
R751
MP3COM
R753
SENSI
47K
1.2K
FOKI
R710
XRST
680
LDON
SCLK
R772
CDXLT
10K
R706
R771
1K
10K
10K
R746
CDCOM
10K
41
LOAD.L
20
42
LOAD.R
CDSUBQ 19
43
SUBCL 18
SUBSI 17
44
45
DITDI
SUBSO 16
46
DITDO
SUBRST 15
R747
DITCL
DOUT 14
47
R726
1K
48
DITCE
MSCK 13
Q701
470
R703
49
DITPD
MSO 12
1K
UPD784225GC-237-8BT
MSI
50
E.CSS
MSI 11
51
E.CK
GND1 10
52
E.DI
TXD 9
53
E.DO
RXD 8
54
DACMUTE
AVREF 7
55
DACEMPH
ANO1 6
56
NC
ANO0 5
C701
57
AVSS 4
104
58
SYS.IN
AN17 3
59
SYS.OUT
AN16 2
C712
60
1
RESET
NC
AN15
SCORI
5.0
X701
MP3INTB
12.5MHZ
R760
RXD
R720
NC
R722
0
R725
0
TXD
0
R721 10K
10K
IR.IN
R723
SUBCL
SUBSI
SUBSO
SUBRST
IR.IN
P706A
Not used
F
G
U12-2
: OUTPUT TERMINAL PC BOARD NAAR-8056-1D
NAAR-8056
Q151
R305
R319
R317
R335
TC7WU04FU
10K
0
22K
1.5K
4
C301
R301
2
R315
5
Q301
1.5K
7
R307
R309
1
1.5K
22/35
Q301
3
6
1.5K
22K
8
NJM4580M-D
NJM4580M-D
R313
22K
R314
3.3
22K
NJM4580M-D
NJM4580M-D
8
2
R308
R310
5
C302
Q302
R302
1
R316
1.5K
22K
7
P102B
Q302
1.5K
3
1.5K
6
22/35
4
R320
R318
R306
P102A
22K
1.5K
10K
ADLRCK
ADBCK
ADDATA
Q307
DTA124EKA
R332
1K
4.7
Q152
R333
1K
WM8726
Q154
L154
MPC29L05T
BLM21B222SPT
3.0
O
G I
R164
18
1
NC
L155
R563
BLM21B222SPT
BLM21B222SPT
NC
L157
L151
NSRF-2046
DOUT-SEL
1
14
1
VCC 14
2
13
2
13
3
12
3
12
C173
4
11
4
11
NC
5
10
5
10
6
9
6
9
7
8
7
GND
8
R163
NC
MSO
1
V1
U1 24
CMDOUT
2
TRANS
DIF2 23
MP3CL
DITPD
PDN
DIF1 22
3
R508
4
MCLK
DIF0 21
R502
470
5
SDTI
TXP 20
470
R504
6
BICK
TXN 19
R506
C552
470
7
LRCK
VSS 18
INTB
470
DITCE
104
8
CSN
VDD 17
CDPCM
R558
DITDO
9
CDTI
CKSI 16
CDBCK
DITCL
2.2K
10
CCLK
CKSO 15
R555
R557
DITDI
11
CDTO
BLS 14
470
10K
12
C1
ANS 13
Q551
AK4103VF
R552
R514
0
2.2K
R513
2.2K
R512
C501
1K
104
C502
LRSY
R559
A0
0
1
MADRS0 60
R550
0
A1
2
ADDATA
MADRS1 59
R549
0
A2
3
ADBCK
MADRS2 58
R548
A3
0
ADLRCK
MADRS3 57
4
R547
0
A4
5
C2FIN
MADRS4 56
R546
0
A5
6
TEST1
MADRS5 55
R545
A6
0
CKIN
MADRS6 54
7
R544
0
A7
8
VSS
MADRS7 53
Q501
C509
9
CKOUT
VSS3 52
C503
104
TEST2
DVDD4 51
10
104
LC78683E
R543
0
A8
11
DVDD1
MADRS8 50
R542
0
A9
12
PW
MADRS9 49
C504
R541
A10
0
SBSY
MADRS10 48
13
R540
0
330
A11
14
SFSY
MADRS11 47
15
SBCK
MADRS12 46
R509
OE
16
AVDD
OEB 45
3.3K
UCAS
17
VPRFR
CASUB 44
LCAS
R510
18
VCOC
CASLB 43
2K
WE
19
VPDO
WEB 42
RAS
20
AVSS
41
C505
RASB
R511
105
150
C506
104
3.3
5V
GND
RXD
TXD
IR.IN
NC
DX-C34
H
6
C309
R323
Q303
7
470
22/35
5
NJM4580M-D
Q305
R325
1K
P151
2SD655
R327
470K
7.0
2SD655
R326
1K
NJM4580M-V
8
Q306
3
C310
R324
1
Q303
2
470
22/35
4
-8.0
R329
1K
C174
102
C175
L159
NC
BLM21B222SPT
C167
104
C168
10/16
5
Q156
TOTX179
C165
P153
104
1
2
L152
C166
3
BLM21B222SPT
104
4
R148
470
1
VC
VS3 50
DATA0
DATA15
2
DQ1
DQ16 49
DATA1
DATA14
DQ2
DQ15 48
3
DATA2
DATA13
4
DQ3
DQ14 47
DATA3
DATA12
5
DQ4
DQ13 46
VC2
VS2 45
6
DATA4
DATA11
7
DQ5
DQ12 44
DATA5
DATA10
8
DQ6
DQ11 43
DATA6
DATA9
9
DQ7
DQ10 42
DATA7
DATA8
10
DQ8
DQ9 41
11
NC1
NC5 40
15
NC2
NC4 36
16
NC3
LCAS 35
17
WE
UCAS 34
18
RAS
OE 33
A11
A9
19
A11R
A9R 32
A10
A8
20
A10R
A8R 31
A0
A7
21
A0
A7 30
A1
A6
A1
A6 29
22
A2
A5
23
A2
A5 28
A3
A4
24
A3
A4 27
VC3
VS 26
25
R539
0
R538
R537
0
0
220/6.3

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