Pioneer SX-LX70SW Service Manual page 85

5
QQ
3 7 63 1515 0
A
3/7, 4/7, 5/7
HDRDY
XHRST
DDI(HDI)
4D
DCLK(HCLK)
5D
DREQ(HREQ)
17D
3D
DDO(HDO)
HDO
HDI
R417
HCLK
100
HREQ
TE
L 13942296513
8D DRDY(HRDY)
XDRST(XRESET)
10D
POFF
18D
RS232C
232TX
29D
232CT
32D
232RX
30D
232TX
29XM
232CT
32XM
232RX
30XM
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.
5
http://www.xiaoyu163.com
6
VS+3R3 VS+5HD_1
IC403
TC74VHCT08AFTS1
14
1
2
R414
7
IC404
14 100k
9
8 (3/4)
10 XHDMI RST
7
C402
YB
IC401
0.1/10
(1/8)
20
HDMI/DSP DI
18 2
1
IC401 (2/8)
10
TC74LCX244FTS1
20
HDMI/DSP CLK
16 4
1
IC401
10
(3/8)
20
HDMI/DSP REQ
14 6
1
4
IC401 10
(4/8) 20
5
8 12
1
10
R416
IC402 (1/4) HDMI/DSP SW
100k
TC74VHC02FTS1
(UART1)
2
1
14
3
7
20
11 9
19
10
IC401
(5/8)
20
IC401
7 13
19
(6/8)
10
20
IC401
5 15
19 (7/8)
11
10
20
IC401 12
3 17
19 (8/8)
10
14
IC403 9
(3/4)
10
7
C404
YB
0.1/10
IC404 (1/4)
TC74VHC08FTS1
14
1
3
XDSP RST
2
7
IC404
14
4
(2/4)
6
DSP POFFINFO
5
7
IC408 (1/4)
TC74VHCT125AFTS1
14
2
3
1 232SW D
7
IC408
14 (2/4)
5
6
4
7
IC409
14 (1/4) TC74VHC125FTS1
3
2
1
7
VS+3R3
IC408
(3/4)
14
9
8
10 232SW XM
7
14
12
11
IC408
13
7
(4/4)
14
6
5
4
IC409
7 IC409
(2/4)
(3/4)
14
8 9
10
7
x ao u163
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i
6
http://www.xiaoyu163.com
2 9
8
A
1/7, 2/7, 3/7, 5/7
(1/4)
3 46M
XM,Sirius
HDMI RDY
C407
48M
0.1/10
38M XM RDY
R422
23M
100k
50M XM DO
25M
R423
100k
41M
34M
XXM RST
14 IC403
6 24M 26M XM REQ
(2/4)
HDMI/DSP DO 33M XM POWOFFINFO
7
49M XM DI
51M XM CLK
42M
L:DSP
H:HDMI
SIRIUS_TX
IC402
(3/4)
8
10
14
9
7
14
SIRIUS_RESET
8
IC402
(4/4)
IC406
13 (3/4) 7
14
7
Q Q
IC406
3 6 7 1 3
C403
SIRIUS_RX (4/4)
YB
0.1/10
DSP RDY
45M
8
IC403
(4/4)
14
12
11
13
7
47M
31M
53M 232SW_M
TC74VHCT125AFTS1
IC405
(1/4)
75M 232TX 14
2
3
IC405 1
7
(2/4)
85M 232CT 14
5
6
4
IC405
7
(3/4)
14
76M 232RX
8
9
10
7
54M
14
11 12
13 IC405
7
(4/4)
HD232TX
HD232CT
22M HD232RX
IC409
(4/4)
14
11 12
13
7
.
SX-LX70SW
7
9 4 2 8
A
MAIN ASSY
4/7
(AWK8028)
Digital Radio uCOM - MAIN uCOM
YB IC406 (1/4)
14 TC74VHCT08AFTS1
1
3
MAIN RDY 1XM
2
7
IC406
14
4 (2/4)
6
MAIN DO 99XM
5
7
IC407
20
TC74LCX541FTS1
R401
10XM
2 XRESET
18
A1 B1
3 1k MAIN REQ 17XM
17
A2 B2
4 POFF 18XM
16
A3 B3
5 MAIN DI 98XM
15
A4 B4
14
6 MAIN CLK 100XM
A5 B5
7
13
A6 B6
8 12
A7 B7
9 11 SIRIUS TX 27XM
A8 B8
1
G1
19
G2
10
9
SIRIUS RESET
46XM
10
1 5 0 5 8 2 9 9 4
14
12
11
SIRIUS RX 28XM
13
7
Digital Radio uCOM - Sirius
VS+5HD_2
For Download
V+12DL
7
V+12
6
GND
5
V+5
4
(NC)
R419
100
3 CT
R420
2
RX
100
1
TX
R421
100
CN401
RKN1048
m
co
7
8
9 9
A
B
C
2 8 9 9
D
E
F
A
4/7
85
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