Sharp AL-1651CS Service Manual page 144

A
NIC PWB (ETHERNET SECTION)
A[17:0]
D[7:0]
4
3
2
1
A
A0
A1
A2
A3
A4
5V
BR24 0J
D0 1 8
D1 2 7
D2 3 6
D3 4 5
D4 1 8
D5 2 7
D6 3 6
D7 4 5
BR25 0J
NICINT
NICINT
/CSNIC
/CSNIC
/NWAIT
/NWAIT
/RD
/RD
/WR
/WR
NICRST
NICRST
5V
R5
27kJ
L1
ZJSR5101-102TA
1 3
+
C5
10U/16V
AL-1651CS CIRCUIT DIAGRAM 13 - 31
B
IC1
5
SA0
7
SA1
8
SA2
9
SA3
10
SA4
11
SA5
12
SA6
13
SA7
15
SA8
16
SA9
18
SA10
19
SA11
20
SA12
21
SA13
22
SA14
23
SA15
24
SA16
25
SA17
26
SA18
27
SA19
36
SD0
37
SD1
38
SD2
39
SD3
40
SD4
41
SD5
42
SD6
43
SD7
95
SD8
94
SD9
93
SD10
92
SD11
91
SD12
90
SD13
88
SD14
87
SD15
4
INT0
3
INT1
2
INT2
1
INT3
100
INT4
99
INT5
98
INT6
97
INT7
34
AEN
35
IOCHRDY
96
IOCS16B
29
IORB
30
IOWB
33
RSTDRV
31
SMEMRB
32
SMEMWB
RTL8019AS
5V ET5V
C6 C7 C8 C9 C10 C11
0.1U 0.1U 0.1U 0.1U 0.1U 0.1U
B
C
74
BA14
73
BA15
72
BA16
71
BA17
69
BA18
68
BA19
67
BA20
66
BA21
85
BD0
84
BD1
82
IC2
BD2
81
BD3
80 1
CS
BD4
79 EESK 2
BD5 SK
78 EEDI 3
DI
BD6
77 EEDO 4
DO
BD7
IS93C
75
BCSB
76 EECS
EECS
64
AUI
54
CD+
53
CD-
56
RX+
55
RX-
49
TX+
48
TX-
59
TPIN+
58
TPIN-
45
TPOUT+
46
TPOUT-
60
LEDBNC
LK_LED
61 /LK_LED
LED0
62
LED1
63
LED2
CLKOUT
50
X1
51
X2
JP
JP
65
JP
ET5V
6
VDD
17
VDD
47
VDD
57
VDD
70
VDD
89
VDD
14
GND
28
GND
44
GND
52
GND
83
GND
86
GND
C