Main Assy - Pioneer VSX-1018AH-K Service Manual

1

11.2 MAIN ASSY

SIDE A
A
IC Q
B
IC1004
IC1001
IC1002
IC1271
IC1402
IC1401
IC1003
IC1205
IC1403
IC1404
IC1201
C
Q1501
IC1202
Q1201
IC1203
Q1503
Q1407
Q1002
Q1406
Q1408
Q1001
Q1405
Q1404
Q1504
Q1502
Q1202
Q1403
IC1006
Q102 Q101
Q103
D
IC101
Q105
IC1405
Q381
Q104
Q303
Q382
IC304
Q302 Q301
IC1005
IC302
IC261
IC301
IC306
IC303
IC305
Q282
E
Q281
IC202
IC201
IC402 IC401
F
B
138
1
2
B
MAIN ASSY
C
CN704
CN103
1.GNDAD
2.GNDAD
3.V+5AD
4.GNDU
5.GNDD
6.GNDD
7.GNDD
8.V+5D
9.V+5D
1.V+13UN
10.V+5D
2.GNDHD
11.USBIF SW
3.GNDD
12.GNDD
4.V+5D
13.SPDIF/DSDL2
14.GNDD
15.SD3/DSDR2
16.SD2/DSDL1
1.V+13UN 17.SD1/DSDR1
2.GNDHD
18.SD0/DSDL0
19.LCKI/DSDR0
20.BCKI
3.GNDHD
21.GNDD
4.V+13UN
22.MCKI
5.V+13UN
23.GNDD
6.SPDIF/DSDL2
7.SD3/DSDL2
12.GNDHD
8.SD2/DSDL1
13.BCKI
9.SD1/DSDR1
10.SD0/DSDL0
11.LCKI/DSDR0
C451
C452
23.ZONE2 SW
22.USB SW
14.GNDHD
L462
21.HDMI SW
15.MCKI
20.DIR CS
19.DIR RESET
16.GNDHD
18.DIR ERR
17.NC(HDMUTE)
17.DIR DO
18.HDREQI
16.DAC RESET
15.ADC RESET
14.NC
13.ROM WE
12.DSP0 BUSYO
11.DSP0 MUTEO
C453
19.HDREQO
20.HDDI
C454
21.HDDO
22.HD SCK
23.HD RST
24.CEC I/O
25.CEC HOTP
10.DSP0 MUTEO
26.HTLRCK
9.DSP0 MODE
27.HTFD
8.DSP1 SS
28.HTBCK
7.DSP1 SS
6.DSP0 RESET
29.HTMCK
MAIN ASS'Y
30.GNDHD
AWK8052
1.GNDHD
2.CR OUT
AWK8053
3.GNDHD
4.CB OUT
AWK8054
5.GNDHD
6.Y OUT
7.GNDHD
AWK8055
C126
8.CR IN
AWK8056
9.GNDHD
10.CB IN
11.GNDHD AWK8057
12.Y IN
13.GNDHD
AWK8058
14.SC OUT
15.GNDHD
16.SY OUT
AWK8059
17.GNDHD
18.SC IN
AWK8060
19.GNDHD
20.SY IN
21.GNDHD
AWK8069
22.CV OUT
23.GNDHD
24.CV IN
25.12V ON
26.232C SW
27.232C CTS
28.232C TX
29.232C RX
30.GNDHD
R281
17.XM MUTEO
18.XM ANT_REV
19.XM TX
IC402 IC401
VSX-LX51
2
3
E
CN4801
CN106
IC1271
1
1.GNDU
2.GNDU
3.232C TXD
4.232C RXD
6.232C DET 5.232C CTS
7.GNDSR
8.GNDSR
30.LRCK0
29.FDTO
9.SR OUT
28.BCKO
10.RMC
27.GNDD
11.SR IN
26.MCKO
12.SR RX
25.GNDD
13.SR TX
24.DSD SW
14.MR IN
15.GNDU
16.12V TRG1
17.12V DET
18.12V TRG2
19.V+5_6U
R1035
Q1001
C1035
1.SIRIUS TX
2.SIRIUS RX
C134
3.SIRIUS RST
4.GNDU
5.MRVL CK
5.DSP0 REQ
4.DSP0 DO
3.DSP CLK 6.MRVL DT
7.MRMUTE
2.DSP DI
1.GNDD
10.AMUTE
8.GNDU
11.SBMUTE
9.GNDU
AWK
D296
D292
1
D291
1.OSC44 ON
2.USB WRITEMODE
3.USB XFLAG
1
4.USB CTRL
5.USB DAO
6.USB DAI
7.USB POWER
8.USB XRST
9.Z2DAC RESET
10.XM DT4MODE
11.XM SCRATE
Q282
12.XM POWER
Q281
13.NC
R192
14.XM SW
15.XM RX
16.XM MUTEO
20.XM LSPD
21.XM FS
22.XM LINKACTIVE
23.XM ERR P C
[[ G ]]
L F
A30C5/C7
CN108
E W
CN4803
3
4
5
1
15
10 10
AWK8057OTHER
R1001
JA1101 JA1001
C1001 R1025
IC1001
IC1002
5
IC1201
IC1202
C1038
C1034
R1038
C1039
C1256
C1262 C1261
1.RYCS
2.RYA
3.WATTS
4.HP DET
5.RYB
12.V+5UM
6.RYHP
13.GNDU
7.RYVL
14.MICDET
15.XPROTECT
8.NECK8 16.GNDAV
9.NECK6 17.FV
10.OLDET 18.GNDA
11.DCDET 19.V+12A Q381
R382
Q303
Q382
Q302 Q301
C302
10
IC301
IC303
1 5
IC305
CN109
CN111
1 1
CN119
CN111 CN119
Y
CN700 CN700
4
5
1
15
AWK8057 OTHER
JA1002
JA1102
IC1003
IC1203
20 15
1 5 10
IC1006
R318 IC3
R311
C304
IC306
R354
C306
10
1 5
M