Main Control Assy (1/2) - Pioneer VSX-1016V-K Service Manual

1

3.6 MAIN CONTROL ASSY (1/2)

A
CN281
XKP3071
(D)
OPT IN1
1
V+5D
2
GNDD
3
OPT IN2
4
GNDD
5
GNDD
6
OPT IN3
7
GNDD
8
(D)
GNDD
9
OPT OUT
10
B
V+5_6U
11
MRIN
12
GNDU
13
FM DET
14
GNDT
15
R256 470
T CE
16
R257 470
T DI
17
R258 470
T CLK
18
R259 470
T DO
19
V+12T
GNDT 20
(L)
TL
21
V+12T
22
TR
23
GNDT
CN104
XKP3065
EXPST
1
C
2
EXPOE
EXPDT 3
OSD/EXP CK
4
OSDDT 5
OSDCS 6
OSDRT 7
SBMUTE 8
AMUTE 9
NECK8
10
NECK6 11
SRRX
SRTX
SRI
SRO
C 2/2
D
RMC
12DET
SYDET
E
MRMUTE
VLCK
C 2/2
VLDT
MCDET
F
C 1/2
34
1
2
V+5US
(D)
OPTI1
OPTI2
C 2/2
OPTI3
(D)
OPTO
V+5D
RDXMRT
GNDDI
V+5_6U
RDKXLS
MRIN
RDDXLN
FMDET
GNDU
FMDET
GNDT
GNDT
TCE
TDI
TCK
TDO
V+5_6U
V+5_6ST
TL
C 2/2
D101
TR 1SS355
D102
DAN202U
D103
MEXST
DAN202U
MEXOE
MEXDT2
MEXCK
OSDT
OSCS
OSRT
SBMUTE
AMUTE
NECK8
NECK6
12DET
SRRX
SYDET
SRTX
D106
1SS355
NOTE
1.RESISTORS
Unit: k-kΩ, M-MΩ or Ω unless otherwise noted.
Rated power: 1/10W unless otherwise noted.
Tolerance: (J)+5% to -5% unless otherwise noted.
2.CAPACITORS
Unit: p-pF or µF unless otherwise noted.
MRMUTE
Ratings: Capacity(µF)/Voltage(V) unless otherwise noted.
Rated Voltage: 50V except for electrolytic capacitors.
VLCK
VLDT
MCDET
LSSN
A
VSX-1016V-K
2
3
RDS
L251
STBY
R255
0
X251
ASS7004
4.332MHz
IC251
R252
LC72725M
1k
R254
1k
C260
R253
1k
4700p
GNDT
GNDU
V+5US
V+5SM
1
A0
V+5UM 2
A1
L103
3
A2
ATL7002
4
GND
GNDU
GNDU
GNDU
(GNDST)
V+5US
R156
100
R157
100
2/2
CN511
3
4
VSX-1016V
Z
ONLY 3502
GNDU
V+5_6U
V+5UM
C112 0.01
8
VCC
7
IC102
R150
WP
PGM
470
BR24L16FV
6 I2CK
I2CK
SCL
5 I2DT I2DT
SDA
XRST
R151
470
V+5UM
ACWP
XRST
1WWP
DISPRT
IC107
DISPEN
BU4842F
DISPRY
RESET IC
OSDT
MEXCK
MEXOE
MEXST
232RX
VHREQ
XMDO
232TX
XMDI
V+5UM
CN105
232RX
232TX
CKS3375
232CK
Vss 232CT
1
232RX
T_RXD (31)
2
232CT
T_BUSY (34)
3
NC
4
T_Vdd
5
232CK
T_SCLK
6
232TX
T_TXD
7
PGM
T_PGM (9)
8
XRST
T_RST (12)
9
Vss
10
GNDU
C128
stby
C127
stby
C497 stby
GNDU
GNDDH
V
CN8504
4
USCLK
UTREQ
USBOL
X101
C108
XSS3004
stby
15.7MHZ
C109
V+5UM
stby
GNDU
C 2/2