Main Control (2/3), Guard-C And Guard-F Assys - Pioneer VSX-2016AV-S Service Manual

1

3.7 MAIN CONTROL (2/3), GUARD-C and GUARD-F ASSYS

QQ
3 7 63 1515 0
MAIN CONTROL ASSY (VSX-2016AV : AWX9009)
C 2/3
(VSX-81TXV, VSX-9110TXV : AWX9008)
A
V+3DD
L301
QTL1013
GNDU
B
R312 47k
R311 4.7k
BUSY
DDO
DDI
DCLK
DRDY R313
DSPHREQ
XDRST R315
R316
C305
C
YB
YB
C306
DREQ
POFF
DSPRST
TE
L 13942296513
R302
DSRT1
EXOE
EXDT
EXCK
R303
EXST
R304
R310
D
E
V+5_6U
V+5_6ST
Q301
2SA1036K(QR)
www
DAN202U
C 1/3 Q302
CONT5VPOFF5
F
(1/8)
RT1N241M
C 2/3
GNDU
36
1
http://www.xiaoyu163.com
2
V+3DD1
100
1
DSP2SSI
2
DSP2BUSY
3
HDO
4
HDI
R301 100 5
HCLK
6
BYTE
CNVSS 7
CNVSS
100 8
HRDY
R314 100 9
IRQ2
100 10
RESET
47k 11
XOUT
12
VSS
0.1/16
13
XIN
14
VCC
stby
R317
47k 15
NMI
16
(USB UNLK)
17
HREQ
18
POFF
19
DSP2RST
100 20
DSP1RST
21
EXOE
22
S DATA
23
S CLOCK
100 24
STB
25
DIR
47k
CS
26
47k
R318 47k
R319 47k
R320 stby
R321 stby
(LEVEL CONVERT)
C 3/3
V+3DD
IC310
NJM2391DL1-33
IN OUT
1
3
2
D301
x ao
y
C 1/3
. i
12VON
VSX-2016AV-S
2
http://www.xiaoyu163.com
3
8
99 98 97 96 95 94 93 92 91 90 89 88 87 86 85 84 83
IC301
PEG117A
DSP U-COM
Q Q
3 6 7
27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44
V+12A
Q108
(1/2)
UMB1N
Q108
(2/2)
u163 UMB1N
2
1
Q107
3
RT1N241M
3
4
2 9 9 4
VSX-81TXV,
VSX-9110TXV
ONLY
R334
47k
82 81 80 79 78 77 76
75 DQ11
D11
74 DQ12
D12
DQ13
73
D13
72 DQ14
D14
71 DQ15
D15
70
A0
69 A1
A1
68 A2
A2
67 A3
A3
66 A4
A4
65 A5
A5
64 A6
A6
A7
63
A7
62
VSS
61 A8
A8
60
VCC
59 A9
A9
58 A10
A10
A11
57
1 3 1 5 0 5 8 2 9
A11
56 A12
A12
55 A13
A13
A14
54
A14
53 A15
A15
52 A16
A16
A17
51
A17
45 46 47 48 49 50
R331
stby
CONT3V
m
C 1/3
MFWRITE
co
.
(LEVEL CONVERT)
C 3/3
4
2 8
9 9
9 4 2 8 9 9