Pioneer SC-27 Service Manual page 101

Audio/video multi-channel receiver
Table of Contents

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5
V+3R3_EM_D
4
AB24
AC24
AD24
AE24
AF24
AG24
AH24
AJ24
WEB
RADD15
SP0DAT3/GPIO25
SP0DAT0/GPIO22
SP1DAT0/GPIO12
SP0DAT6/GPIO28
SP0DAT1/GPIO23
SP1DAT1/GPIO13
TXD2B/GPIO43
3
AB23
AC23
AD23
AE23
AF23
AG23
AH23
AJ23
08
SP1DAT7/GPIO19
SP1DAT4/GPIO16
TxD1B/GPIO39
WRFM/SWRF3/RFP3
SP1STRT/GPIO10
SP0DAT5/GPIO27
SP0DAT4/GPIO26
RXD2B/GPIO42
2
AB22
AC22
AD22
AE22
AF22
AG22
AH22
AJ22
03
SP0DAT7/GPIO29
SP1DAT3/GPIO15
RxD1B/GPIO38
RFT2/SWRF2/RFP2
MDRV
SP0STRT/GPIO32
SP1DAT5/GPIO17
RxD0B
AB21
AC21
AD21
AE21
AF21
AG21
AH21
AJ21
02
SP1DAT2/GPIO14
SP0DAT2/GPIO24
RFT1/SWRF1/RFP1
SDRV1
SP1CLK/GPIO08
SP1DAT6/GPIO18
TxD0B
FDRV
SP1ERRB/GPIO20
0
AB20
AC20
AD20
AE20
AF20
AG20
AH20
AJ20
SP0EN/GPIO21
TEO/LE/SWRF1/SWRF3/RFP6
TDRV
SDRV2
O31
SP1EN/GPIO09
SP0ERRB/GPIO30
FG
FEO/LE/SWRF2/SWRF4/RFP5
9
AB19
AC19
AD19
AE19
AF19
AG19
AH19
AJ19
O40
MONI3/SWRF4/RFPM3
ADIN/LE/RFP4
CDEF
CDEF2
DAOUT
CTS1B/GPIO41
MONI2/RFPM2
0
*R9331
AD18
AE18
AF18
AG18
AH18
AJ18
MONI1/RFPM1
CEQDC
RFO
AGCIN
REQ
CBHLPP/CRAPC
*R9332
0
AD17
AE17
AF17
AG17
AH17
AJ17
TEST1
CRC
CAGC2
RFEQOP
RFI_P
CEQ
*R9333
0
AD16
AE16
AF16
AH16
AJ16
AG16
AVDD33_4
CTEC
CAGC
RFEQOM
RFI_M
EXTR
AD15
AE15
AF15
AG15
AH15
AJ15
AVDD33_3
CBC
CBPD
CBBD
PCEFM2
PCEFM1
GNDS
AJ14
AD14
AE14
AF14
AG14
AH14
AVDD33_2
CAD
CAMIRR
CMIRR
FCEFM2
FCEFM1
AJ13
AD13
AE13
AG13
AH13
AF13
AVDD33_1
CWHP
CBHWBL/CID
WALPF
ASY
EFM
AD12
AE12
AF12
AG12
AH12
AJ12
AVDD15
CWAGC
CADO
RFP
RFN
CBCO
AD11
AE11
AF11
AG11
AH11
AJ11
1
SFCS0B
PLED
P2LD
CREG
E1
A1
AD10
AE10
AF10
AG10
AH10
AJ10
V+3R3_EM_D
GNDS
SFSI
WLDM
VREFIO
FPDVO
F1
B1
*R975
47k
AJ9
AD9
AE9
AF9
AG9
AH9
SFSCK
WLD
REF16
FPDVI
G1/FOP
C1
AD8
AE8
AF8
AG8
AH8
AJ8
SFSO
RLDM
RLD
PDIN
H1/FOM
D1
AD7
AE7
AF7
AG7
AH7
AJ7
1
PA6
HIOCS16B
PB1
PB7
PA5
PA2
GNDD
AB6
AC6
AD6
AE6
AF6
AG6
AH6
AJ6
PA1
5_3
PDIAGB
DASPB
PB4
PB5
PA3
PA7
DVDD15_4
AB5
AC5
AD5
AE5
AF5
AG5
AH5
AJ5
3
MD13
MA7
PB2
PB6
HFONP
MBA
MA3
HFONM
AB4
AC4
AD4
AE4
AF4
AG4
AH4
AJ4
1
MCLKOUT
MCKE
MA8
MA4
RASB
PB0
WRPULSEP
PKPULSE2/NRZIP
AB3
AC3
AD3
AE3
AF3
AG3
AH3
AJ3
5
MD4
MA10
MA1
MA0
MA2
PA4
WRPULSEM
PKPULSE2/NRZIM
AB2
AC2
AD2
AE2
AF2
AG2
AH2
AJ2
M
UDQM
MD12
MA5
CASB
WEB
PA0
PKPULSE1P
OFPULSE/WRCKM
AB1
AC1
AD1
AE1
AF1
AG1
AH1
AJ1
4
MD2
MA9
MA6
XA1
XA2
PB3
PKPULSE1M
OFPULSE/WRCKP
GNDD
V+3R3_EM_D
*R869
47k
*R870
47k
to USB
5/7
5
6
V+3R3_EM_V
V+2R5_EM
2
8
R823
1
VREF_V
NM
4
3
IC801
NJM12904V
GNDD
GNDD
GNDD
6
7
5
IC801
NJM12904V
GNDD
GNDD
V+3R3_EM_D
IC9351
GNDD
TC7WHU04FU
1
1A
VCC
2
3Y
3
to Component Video Assy
2A
4
GND
to FLASH
R9352
1M
X9351
4
1
ASS7097-A
24.576MHz
*R977
0
4
5
6
3
7
2
8
1
*R978
0
5
4
AT0D07
6
3
AT0D08
7
2
8
1
AT0D06
*R865
0
AT0D09
*R980
0
*R981
0
AT0D05
0
*R866
AT0D10
*R982
0
*R9302
0
AT0D04
*R9303
0
*R983
AT0D11
0
0
*R984
*R9304
AT0D03
0
*R9305
AT0D12
0
*R985
0
*R867
0
AT0D02
*R9229
47k
AT0D13
*R9306
0
AT0D01
*R9307
0
*R986
*R9308
AT0D14
0
0
*R9309
AT0D00
*C900
0
NM
2125
*R9230
0
AT0D15
*R987
0
*R868
0
AT0DMARQ
*R9310
0
*R9311
0
AT0IORDY
*R9312
0
*R9313
0
*R9314
0
AT0INTRQ
*R9315
0
*R9316
0
*R9317
0
AT1D07
*R9318
0
*R9319
0
AT1D08
*R9320
0
AT1D06
*R9321
0
*R9322
0
AT1D09
*R9323
0
*R9324
0
AT1D05
*R9325
0
AT1D10
*R9326
0
*R9327
0
AT1D04
AT1D11
*R9216
47k
TP834
AT1D03
0
*R988
*R989
0
AT1D12
(2125)
*C917
NM
AT1D02
*R9231
0
TP835
AT1D13
*R990
0
*R9328
AT1D01
*R9329
0
AT1D14
VREF16
*R9330
AT1D00
0
AT1D15
*R9217
47k
AT1DMARQ
TP836
TP837
AT1IORDY
*R9218
47k
AT1INTRQ
*R991
0
0
*R992
*R864
0
5
4
6
3
7
2
DADRS5
1
8
DADRS9
5
4
0
*R863
6
3
DADRS0
7
2
DADRS1
8
1
*R862
0
*R995
0
0
*R998
DADRS4
*R999
0
*R996
0
DADRS6
*R997
47k
DADRS10
*R993
DADRS3
5
4
6
3
7
2
8
1
DADRS11
0
DADRS2
DADRS7
*R994
DADRS8
5
4
6
3
7
2
8
1
0
DADRS12
*R800
*R9204
0
0
DBA0
R973
DBA1
0
R974
16.9344MHz
0
DWE
GNDD
GNDD
GNDS
DCS0B
DRAS
DCAS
DCLKO
DCLKNO
to DDR SDRAM
6
E-b
1/7
V+3R3_EM_D
GNDD
2
8
1
R826
0
VREF_D
(1608)
4
3
IC802
NJM12904V
GNDD
GNDD
6
7
5
IC802
NJM12904V
V+3R3_EM_D
R1050
10k
8
HDATA0
1
2
7
HDATA8
HADRS16
HADRS15
3
6
HDATA1
HADRS14
4
5
HDATA9
HADRS13
R1051
1
8
HDATA2
HADRS12
2
7
HDATA10
HADRS11
V+3R3_EM_D
3
6
HDATA3
HADRS10
4
5
HDATA11
HADRS9
HADRS22
10k
HADRS20
R1052
8
HDATA4
HADRS21
1
C9353
2
7
HDATA12
XWRGA
0.1u/10
3
6
HDATA5
8
CH
C9354
4
5
HDATA13
XEMRST
470p/16
CLK24.576IN
R9353
7
1Y
10k
6
47
3A
CLK24.576NW
R9354
GNDD
5
R1053
2Y
HADRS19
8
HDATA6
1
47
HADRS18
E
6/7
2
7
HDATA14
HADRS8
3
6
HDATA7
HADRS7
4
5
HDATA15
GNDD
HADRS6
10k
3
HADRS5
HADRS4
2
HADRS3
HADRS2
GNDD
V+3R3_EM_D
*R881
5
4
0
3
R9205
6
10k
R1003
2
7
DDATA0
8
1
8
1
DDATA1
2
7
5
4
DDATA2
3
6
R9206
6
3
10k
DDATA3
4
5
7
2
33
8
1
R1004
5
4
DDATA4
8
1
R9207
6
3
10k
DDATA5
7
2
7
2
DDATA6
6
3
1
8
DDATA7
5
4
5
4
33
R9208
6
3
10k
7
2
8
1
R1005
DDQS0
R9209
10k
47
R9210
10k
R9211
10k
R1006
DDM0
TWE
33
5
4
TCAS
R905
6
3
10k
TRAS
7
2
TCS
8
1
5
4
TBA0
R906
6
3
10k
TBA1
7
2
TADRS10
8
1
TADRS0
4
5
TADRS1
3
R907
6
10k
TADRS2
7
2
TADRS3
8
1
5
4
R908
6
3
10k
7
2
8
1
R909
10k
R910
10k
R1020
R911
10k
DDATA8
8
1
GNDD
DDATA9
7
2
DDATA10
6
3
DDATA11
5
4
R1039
TADRS5
33
4
5
TADRS9
R1021
3
6
DDATA12
1
8
TADRS0
2
7
DDATA13
2
7
TADRS1
1
8
DDATA14
6
3
56
DDATA15
4
5
R1040
33
TADRS4
8
1
TADRS6
7
2
TADRS10
6
3
R1022
DDQS1
TADRS3
5
4
33
56
R1041
TADRS11
R1023
5
4
DDM1
TADRS2
6
3
TWE
47
TADRS7
7
2
TCAS
TADRS8
TRAS
8
1
56
TCS
R1042
TBA0
56
TBA1
R1043
TADRS10
56
TBA0
TADRS0
TBA1
TADRS1
R1044
56
TADRS2
R1045
TADRS3
TWE
8
1
TCS
7
2
TRAS
6
3
TCAS
5
4
56
R1046
R1036
33
22
TCLKO
TCLKNO
R1047
R1037
33
22
SC-27
7
E
1/7
DIGITAL MAIN ASSY
(AWX9463)
• EMMA BLOCK (1/2)
Flash ROM
V+3R3_EM_D
R1054
0
AYW7298-A/J
IC1050
1
48
A15
A16
2
47
A14
BYTE#
3
46
A13
VSS2
4
45
HDATA15
A12
DQ15/A-1
5
44
HDATA7
A11
DQ7
6
43
HDATA14
A10
DQ14
7
42
HDATA6
A9
DQ6
8
41
HDATA13
A8
DQ13
R1055
9
40
HDATA5
NM
A19
DQ5
R1056
10
39
C1053
HDATA12
A20
DQ12
0
11
38
HDATA4
WE#
DQ4
1u/6.3
12
37
RESET#
VCC
CH
R1058
C1050
13
36
HDATA11
1000p/50
A21
DQ11
R1084
0
14
35
HDATA3
WP#/ACC
DQ3
NM
R1057
15
34
HDATA10
RY/BY#
DQ10
NM
16
33
HDATA2
A18
DQ2
17
32
HDATA9
A17
DQ9
18
31
HDATA1
A7
DQ1
19
30
HDATA8
A6
DQ8
20
29
HDATA0
A5
DQ0
R1059
21
28
A4
OE#
22
27
47
A3
VSS1
23
26
A2
CE#
24
25
HADRS1
A1
A0
S29GL064N90TFI030
GNDD
V+2R5_EM
DDR
IC1000
C1014
K4H561638J-LCB3
100u/4
C1031
10u/6.3
(EDD2516AETA-6B-E)
(2125)
C1003
Clock:166MHz
C1001
1u/6.3
1
66
VDD1
VSS3
1u/6.3
65
2
R1007
DQ0
DQ15
R1015
C1002
64
8
3
8
1
VDDQ1
VSSQ5
63
2
7
0.1u/16
4
7
DQ1
DQ14
5
62
3
6
6
DQ2
DQ13
C1004
6
61
4
5
5
VSSQ1
VDDQ5
C1015
7
60
0.01u/16
33
1u/6.3
33
DQ3
DQ12
8
59
DQ4
DQ11
R1008
R1016
C1005
9
58
1
8
1
VDDQ2
VSSQ4
0.01u/16
10
57
2
7
2
DQ5
DQ10
11
56
3
6
3
DQ6
DQ9
55
C1009
5
12
4
4
VSSQ2
VDDQ4
54
1000p/50
13
33
DQ7
DQ8
CH
14
53
CH
NC1
NC6
C1006
15
52
VDDQ3
VSSQ3
R1009
R1017
1000p/50
16
51
UDQS
LDQS
C1012
17
50
33
33
NC2
NC5
C1007
18
49
1000p/50
VDD2
VREF
1u/6.3
19
48
NC
VSS2
R1002
R1018
20
47
LDM
UDM
22
22
21
46
/WE
/CK
22
45
/CAS
CK
23
44
R1014
/RAS
CKE
24
43
10
/CS
NC4
25
42
NC3
A12
26
41
BA0
A11
27
40
BA1
A9
28
39
A10/AP
A8
29
38
A0
A7
30
37
A1
A6
C1016
31
36
1u/6.3
A2
A5
C1017
32
35
1u/6.3
A3
A4
C1008
33
34
VDD3
VSS1
C1010
1000p/50
CH
0.1u/16
C1032
IC1001
C1030
K4H561638J-LCB3
10u/6.3
100u/4
(2125)
(EDD2516AETA-6B-E)
C1022
C1020
1u/6.3
1
66
VDD1
VSS3
1u/6.3
65
2
R1024
DQ0
DQ15
R1032
C1021
64
8
1
3
1
VDDQ1
VSSQ5
4
63
7
2
0.1u/16
2
DQ1
DQ14
5
62
6
3
3
DQ2
DQ13
C1023
6
61
5
4
4
VDDQ5
VSSQ1
C1018
7
60
0.01u/16
1u/6.3
33
33
DQ3
DQ12
8
59
R1025
DQ4
DQ11
R1033
C1024
9
58
1
8
1
VDDQ2
VSSQ4
0.01u/16
10
57
2
7
2
DQ5
DQ10
56
6
11
3
3
DQ6
DQ9
55
C1028
4
5
12
4
VSSQ2
VDDQ4
13
54
1000p/50
33
33
DQ7
DQ8
CH
14
53
CH
NC1
NC6
C1025
15
52
VSSQ3
VDDQ3
R1026
R1034
1000p/50
16
51
LDQS
UDQS
C1013
17
50
33
33
NC2
NC5
C1026
CH
18
49
1000p/50
VDD2
VREF
1u/6.3
19
48
NC
VSS2
R1019
R1035
20
47
LDM
UDM
22
21
46
/WE
/CK
22
45
/CAS
CK
23
44
R1031
/RAS
CKE
24
43
/CS
NC4
25
42
NC3
A12
26
41
BA0
A11
27
40
BA1
A9
28
39
A10/AP
A8
29
38
A0
A7
30
37
A1
A6
C1019
31
36
1u/6.3
A2
A5
32
35
C1029
A3
A4
C1027
33
34
VDD3
VSS1
0.1u/16
330p/50
GNDD
7
8
A
B
HADRS17
V+3R3_EM_D
HADRS2
R1060
4.7k
HADRS3
R1061
NM
HADRS4
NM
R1065
HADRS8
R1062
4.7k
HADRS10
R1063
4.7k
HADRS11
R1064
NM
R1070
NM
HADRS12
R1066
4.7k
GNDD
HADRS18
R1067
NM
HADRS19
R1068
4.7k
XRDGA
HADRS20
R1069
NM
HCS0
E
2/7-5/7
C
CONT_EMMA
R1001
DCKE
DCLKEN
56
GNDD
R1010
8
DDATA23
1
1
2
7
2
DDATA22
DDATA21
3
6
3
DDATA20
4
5
4
33
R1011
DDATA19
8
1
8
DDATA18
7
2
7
DDATA17
6
3
6
5
5
DDATA16
4
33
33
R1012
DDQS2
33
VREF_D
R1013
D
DDM2
47
TCLKNO
TCLKO
DCLKEN
TADRS12
TADRS11
TADRS9
TADRS8
TADRS7
TADRS6
TADRS5
TADRS4
R1027
8
1
8
DDATA31
DDATA30
7
2
7
DDATA29
6
3
6
DDATA28
5
4
5
33
R1028
DDATA27
8
1
8
DDATA26
7
2
7
6
6
DDATA25
3
E
5
4
5
DDATA24
33
R1029
DDQS3
33
VREF_D
R1030
DDM3
22
47
TCLKNO
TCLKO
DCLKEN
10
TADRS12
TADRS11
TADRS9
TADRS8
TADRS7
TADRS6
TADRS5
TADRS4
F
E
1/7
101
8

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