Sharp AL-1651CS Service Manual page 142

3. NIC PWB
A
NIC PWB (CONTROL SECTION)
VCC3
L2
X1
ZJSR5101-223
4
1 3 8
VCC OUTPUT
C13
0.1u
1
N.C.
OSC-31
40MHz
R23
1 2
0J
L3
1 2
CLKOUT
MMZ2012Y121 (OPEN)
(/RESET)
C36
OPEN
3
TP1
1
TP2
1
/DREQ3
/DREQ2
/DREQ1
/DREQ0
/DACK0
5V
R21 1kJ
1 2 /TCLR1
R22 820J
1 2 /DREQ0
BR10
10kJ
2
RXD0
1 8
RXD0
2 7 TI2
TI2
3 6 TCLR2
TCLR2
4 5 /NWAIT
/NWAIT /LK_LED
BR11
10kJ
1 8 /REFRQ
/REFRQ
2 7 /HLDRQ
/HLDRQ
3 6 NICRST
NICRST
4 5 TO1
/NWAIT
TO1
/REFRQ
/HLDRQ
BR14
10kJ
1 8 INTP32
INTP32
2 7 INTP33
INTP33 /RD
3 6 RXD1
RXD1 /WR
4 5 P21
P21 /CSPRN
/CSROM
BR18
10kJ
1 8 TCLR3
/CSNIC
TCLR3
2 7 TI3
TI3 /CSRAM
3 6 NICINT
NICINT /IOWR
4 5 /LK_LED
LK_LED
BR20
10kJ
1 8 JP
JP
2 7 /DREQ3
/DREQ3
3 6 /DREQ2
/DREQ2
4 5 /DREQ1
/DREQ1
BR21
1
10kJ
1 8 TI0
TI0
2 7 TCLR0
TCLR0
3 6 /DACK0
/DACK0
4 5 TI1
TI1
A
C28
R8
5 1 2 X1
X1 OPEN
33J
C14
12p
4
GND
IC5
X1 64
X1
X1
X2 63
X2 X2
80
CLKOUT
(/RESET)
71
/RESET
5V
66
CKSEL
67
MODE0
68
MODE1
69
MODE2
R9
1 2 70
MODE3
10kJ
37
NMI
P21 38
P21
P21
TXD0 39
TXD0
RXD0 40
RXD0
RXD0
41
/SCK0
42
TXD1
RXD1 43
RXD1 RXD1
44
/SCK1
/DREQ3 1
INTP103/DMARQ3
/DREQ2 2
INTP102/DMARQ2
/DREQ1 3
INTP101/DMARQ1
/DREQ0 R24 0J 4
INTP100/DMARQ0
TI0 1 2 5
TI0 TI10/PP03
TCLR0 6
TCLR0 TCLR10/P02
7
TO101/P01
8
TO100/P00
10
INTP113/DMAAK3
11
INTP112/DMAAK2
12
INTP111/DMAAK1
/DACK0 R25 0J 13
INTP110/DMAAK0
1 2
TI1 14
TI1 TI11/P13
/TCLR1 R26 0J 15
/TCLR1 TCLR11/P12
1 2
16
TO111/P11
TO1 17
TO1 TO110/P10
18
INTP123/TC3
19
INTP122/TC2
20
INTP121/TC1
21
INTP120/TC0
TI2 22
TI2
TI12/P103
TCLR2 23
TCLR2 TCLR12/P102
24
TO121/P101
25
TO120/P100
INTP33 46
INTP33 INTP133
INTP32 47
INTP132
INTP32
/LK_LED 48
INTP131
NICINT R27 0J 49
NICINT INTP130
1 2
TI3 50
TI3 TI13
TCLR3 51
TCLR3 TCLR13
52
TO131
53
TO130
/NWAIT 81
/WAIT
/REFRQ 82
/REFRQ
/HLDRQ 84
/HLDRQ
85
/HLDAK
86
/OE
87
/BCYST
88
BR15
/WE
33J
/RD 1 8 89
/RD
/WR 2 7 90
/UWR
/CSPRN 3 6 91
/LWR
/CSROM 4 5
BR19 99
/CS0
4 5 98
/CS1
/CSNIC 3 6 97
/CS2
/CSRAM 2 7 96
/CS3
/IOWR 1 8 95
/CS4/IOWR
94
/CS5/IORD
33J
93
/CS6
92
/CS7
9
VSS
83
VSS
117
VSS
135
VSS
65
CVSS
35
AVSS
36
AVREF
AL-1651CS CIRCUIT DIAGRAM 13 - 29
B
VCC3
R11
IC9
OPEN
R14
1
8 Xin 1
VDD
7 Xout 2
VCC3 SR0
6 FS0 3
MODOUT
5 Vss 4
SSon
P2010/PLL701-01
R12 R13
OPEN OPEN
101
A23
102
A22
103
A21
104
A20
105
A19
106
A18
107
A17
108
A16
109 BR2
A15
110
A14
111
A13
112
A12
113 BR3
A11
114
A10
115
A09
116
A08
118 BR4
A07
119
A06
120
A05
121
A04
122 BR5
A03
123
A02
124
A01
125
A00
127
P57/D15
128
P56/D14
129
P55/D13
130
P54/D12
131
P53/D11
132
P52/D10
133
P51/D09
134
P50/D08
136 BR8
D07
137
D06
138
D05
139
D04
140 BR9
D03
141
D02
142
D01
143
D00
NICRST
54
P117
55
P116
56
P115
57
P114
58
P113
59
P112
60
P111
61
P110
72
P127
73
P126
74
P125
75
P124
76
P123
77
P122
78
P121
79
P120
26
P77
27
P76
28
P75
29
P74
30
P73
31
P72
32
P71
33
P70
45
VDD
144
VDD
62
CVDD
100
HVDD
126
HVDD
34
AVDD
UPD703100GJ-33-8EU
B
C29
OPEN
2 1
OPEN R15 OPEN
2 1 2 X2
X2
HC-49U/S
40.0000MHz
R16 OPEN
1 2
2 1
C30 OPEN
R17 OPEN
1 2
C31
2 1 X1
OPEN
BR1 33J
1 8
2 7
3 6
4 5
A17
A16
4 5 33J A15
3 6 A14
2 7 A13
1 8 A12
4 5 33J A11
3 6 A10
2 7 A9
1 8 A8
4 5 33J A7
3 6 A6
2 7 A5
1 8 A4
4 5 33J A3
3 6 A2
BR6
2 7 A1
10kJ
1 8 A0
D7 4
D6 3
D5 2
D4 1
D3 4
D2 3
D1 2
D0 1
BR7
10kJ
4 5 33J D7
3 6 D6
2 7 D5
1 8 D4
4 5 33J D3
3 6 D2
2 7 D1
1 8 D0
BR13
10kJ
/PACK 1
NICRST /PACK
P75 2
P75
P76 3
P76
P77 4
P77
BR17
10kJ
/FLT 1
/FLT
SLCT 2
SLCT
PERR 3
PERR
ST_LED PBSY 4
ST_LED PBSY
/DMAEN
/DMAEN
/A_STB
BR12
/A_STB
DIR
10kJ
DIR
/S_STB /S_STB 1
/S_STB /S_STB
/AFEED DIR 2
/AFEED DIR
/IT /A_STB 3
/IT /A_STB
/SELIN /DMAEN 4
/SELIN /DMAEN
P77
P77
P76
BR16
P76
P75
10kJ
P75
/PACK /SELIN 1
/PACK /SELIN
PBSY /IT 2
PBSY /IT
PERR /AFEED 3
PERR /AFEED
SLCT ST_LED 4
SLCT ST_LED
/FLT
/FLT
CPU3.3
5V
/AFEED
/AFEED
/AFEED3
/AFEED3
/IT
/IT
C
X2
X1
A0
A1
A2
A3
A4
A5
A6
A7
A8
A9
A10
A11
A12
A13
A14
A15
A16
A17 1
5V
5
6
7
8
5
6
7
8
A0
A1
VCC3
A2
A3
8 A4
7 A5
6 A6
5 A7
A8
A9
A10
A11
8 A12
7 A13
6 A14
5
5V
8
7
6
5
8
7
6
5
VCC3
IC8
1 VCC 14
A0
2 A3 13
/O0
3 /O3 12
A1
4 A4 11
/O1
5 /O4 10
A2
6 A5 9
/O2
7 /O5 8
GND
74VHC14
C