Denon AVC-A1SR, Service Manual

Page: 19 / 212

19
AVR-5803/AVC-A1SR
SEMICONDUCTORS
IC’s
Note: Indication before IC No. (SW) denotes “USW-107”.
M30802S
(IC713) (MAIN)
M30802S Terminal Function
1 P96/TxD4 TxD MAIN O C — — — Z L 1394 comm. control terminal
2 P95/CLK4 CLK MAIN O C — — — Z L 1394 comm. control terminal
3 P94/CTS4 CS MAIN O C — — — Z L 1394 comm. control terminal
4 P93/CTS3 REQ MAIN O C — — — Z L 1394 comm. control terminal
5 P92/TXD3 OSD DATA O C — — — Z L OSD control terminal (M35015)
6 P91/RXD3 OSD STB O C — — — Z H OSD control terminal (M35015)
7 P90/CLK3 OSD CLK O C — — — Z H OSD control terminal (M35015)
8 P146 OSD RST O C — — — Z H OSD control terminal (M35015)
9 P145 ACK MAIN I — Lv — — Z — 1394 comm. control terminal
10 P144 BOOT I — Lv — — Z — Boot control terminal (H: Normal, L: When rewrite boot
program activation)
11 P143 SP.EXP. STB O C — — — Z L Port Expander control output for speaker output (BU4094B)
12 P142 SYNC. DET I — Lv — Eu Z — Sync. detect input (H: External sync.)
13 P141 S SIG. DET I — Lv — Eu Z — S signal detect input (H: S signal input)
14 P140 S MONI. DET I — Lv — Eu Z — S monitor connection detect input (L: Connected)
15 BYTE BYTE — — — — — — — GND (Ext. data bus bit width switching, L: 16bit)
16 CNVCS CNVSS — — — — — — — +5V (Single-chip/Microprocessor mode switching, H: Microprocessor)
17 P87 SEL D (I) I — Lv — Eu Z — Input Selector turn detect input (Rotary encoder)
18 P86 SEL C (I) I — Lv — Eu Z — Input Selector turn detect input (Rotary encoder)
19 RESET _RESET I — Lv Iu -— L — Reset input
20 XOUT X1 O — — — — — — Oscillator connection
21 VSS VSS — — — — — — — GND
22 XIN X2 I — — — — — — Oscillator connection
23 VCC VCC — — — — — — — +5V
24 P85/NMI _NMI I — — — — — — Not used (Fixed to H)
Det Function I/O Type Ext Int Res Init
Pin
No.
Pin Name Symbol
1
P9
6
/ANEX
1
/T
X
D
4
/SDA
4
/SR
X
D
4
108
P1
1
/D
9
2
P9
5
/ANEX
0
/CLK
4
107
P1
2
/D
10
3
P9
4
/DA
1
/TB
4IN
/CTS
4
/RTS
4
/S
S
4
106
P1
3
/D
11
4
P9
3
/DA
0
/TB
3IN
/CTS
3
/RTS
3
/S
S
3
105
P1
4
/D
12
5
P9
2
/TB
2IN
/T
X
D
3
/SDA
3
/SR
X
D
3
104
P1
5
/D
13
/INT3
6
P9
1
/TB
1IN
/R
X
D
3
/SCL
3
/ST
X
D
3
103
P1
6
D
14
/INT4
7
P9
0
/TB
0IN
/CLK
3
102
P1
7
/D
15
/INT5
8
P14
6
101
P2
0
/A
0
(/D
0
)
9
P14
5
100
P2
1
/A
1
(/D
1
)
10
P14
4
99
P2
2
/A
2
(/D
2
)
11
P14
3
98
P2
3
/A
3
(/D
3
)
12
P14
2
97
P2
4
/A
4
(/D
4
)
13
P14
1
96
P2
5
/A
5
(/D
5
)
14
P14
0
95
P2
6
/A
6
(/D
6
)
15
B
YTE
94
P2
7
/A
7
(/D
7
)
16
CNV
SS
93
V
SS
17
P8
7
/X
CIN
92
P3
0
/A
8
(MA0)(/D
8
)
18
P8
6
/X
COUT
91
V
CC
19
RESET
90
P12
0
20
X
OUT
89
P12
1
21
V
SS
88
P12
2
22
X
IN
87
P12
3
23
V
CC
86
P12
4
24
P8
5
/NMI
85
P3
1
/A
9
(MA1)(/D
9
)
25
P8
4
/INT
2
84
P3
2
/A
10
(MA2)(/D
10
)
26
P8
3
/INT
1
83
P3
3
/A
11
(MA3)(/D
11
)
27
P8
2
/INT
0
82
P3
4
/A
12
(MA4)(/D
12
)
28
P8
1
/T
A
4IN
/U
81
P3
5
/A
13
(MA5)(/D
13
)
29
P8
0
/T
A
4OUT
/U
80
P3
6
/A
14
(MA6)(/D
14
)
30
P7
7
/T
A
3IN
79
P3
7
/A
15
(MA7)(/D
15
)
31
P7
6
/T
A
3OUT
78
P4
0
/A
16
(MA8)
32
P7
5
/T
A
2IN
/W
77
P4
1
/A
17
(MA9)
33
P7
4
/T
A
2OUT
/W
76
V
SS
34
P7
3
/CTS
2
/RTS
2
/T
A
4IN
/V
75
P4
2
/A
18
(MA10)
35
P7
2
/CLK
2
/T
A1
OUT
/V
74
V
CC
36
P7
1
/R
X
D
2
/SCL
2
/T
A
0IN
/TB
5IN
73
P4
3
/A
19
(MA11)
109 P1
0
/D
8
72 P4
4
/CS3/A
20
(MA12)
110 P0
7
/D
7
71 P4
5
/CS2/A
21
111 P0
6
/D
6
70 P4
6
/CS1/A
22
112 P0
5
/D
5
69 P4
7
/CS0/A
23
113 P0
4
/D
4
68 P12
5
114 P11 4
67 P12
6
115 P11
3
66 P12
7
116 P11 2
65 P5
0
/WRL/WR/CASL
117 P11
1
64 P5
1
/WRH/BHE/CASH
118 P11 0
63 P5
2
/RD/DW
119 P0
3
/D
3
62 P5
3
/BCLK/ALE/CLK
OUT
120 P0 2 /D 2
61 P13
0
121 P0
1
/D
1
60 P13
1
122 P0 0 /D 0
59 V
CC
123 P15
7
58 P13
2
124 P15 6
57 V
SS
125 P15
5
56 P13
3
126 P15 4 55 P5 4 /HLDA/ALE
127 P15
3
54 P5
5
/HOLD
128 P15 2 53 P5 6 /ALE/RAS
129 P15
1
52 P5
7
/RDY
130 V SS 51 P13 4
131 P15
0
50 P13
5
132 V CC 49 P13 6
133 P10
7
/AN
7
/KI3 48 P13
7
134 P10 6 /AN 6 /KI2 47 P6 0 /CTS 0 /RTS 0
135 P10
5
/AN
5
/KI1 46 P6
1
/CLK
0
136 P10 4 /AN 4 /KI0 45 P6 2 /R X D 0
137 P10
3
/AN
3
44 P6
3
/T
X
D
0
138 P10 2 /AN 2 43 P6 4 /CTS 1 /RTS 1 /CTS 0 /CLKS 1
139 P10
1
/AN
1
42 P6
5
/CLK
1
140 AV SS 41 V SS
141 P10
0
/AN
0
40 P6
6
/R
X
D
1
142 V REF 39 V CC
143 AV
CC
38 P6
7
/T
X
D
1
144 P9 7 /AD TRG /R X D 4
/SCL
4
/ST
X
D
4
37 P7 0 /T X D 2 /SDA 2 /TA 0OUT
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