H
I
Note : The components marked with a dot (•) are parts of layer 1.
NXR-901
APPENDIX 4 (SCHEMATIC DIAGRAM X53-414)
EEDo
EEDi
EESK
EECS
EESK
EEDo
RD/CASS
D4
D6
D9
D11
D15
D13
D17
D18
D21
D20
D22
D23
D24
D25
D26
D27
D30
D29
D31
D28
CS1
EECS
WE1/DQM1
CD_DET
SYS_RST
RXAD_SW
TAAD_SW
BEEP_SW
RXD_D
TXD_D
SRX0_ATX0
STX0_ARX0
EEDi
D8
D10
D12
D14
D16
D7
D5
D19
R/B/iREQ
RTH_3
1
VDD1
2
NCSoUT
3
IoS0
4
IoS1
5
IoS2
6
ENEEP
7
EEDo
8
EEDI
9
EESK
10
EECS
11
A
VDD1
12
RBIAS
13
A
GND1
14
TP
o+
15
TP
o-
16
A
VDD2
17
TPI+
18
TPI-
19
A
GND2
20
NLNK
21
LBK
22
NLED
A
23
NLEDB
24
GND1
25
MDI
26
MDo
27
MCLK
28
NCNTRL
29
INTR0
30
RESET
31
NRD
32
NWR
33
VDD2
34
NDATACS
35
NCYCLE
36
WNR
37
NADS
38
ARDY
39
GND2
40
NVLBUS
41
AEN
42
LCLK
43
NSRDY
44
VDD3
45
NLDEV
46
NRDYRTN
47
X25oUT
48
D31
49
D30
50
D29
51
D28
52
GND3
53
D27
54
D26
55
D25
56
D24
57
GND4
58
D23
59
D22
60
D21
61
D20
62
VDD4
63
D19
64
D18
65
D17
66
D16
67
GND5
68
D15
69
D14
70
D13
71
D12
72
GND6
73
D11
74
D10
75
D9
76
D8
77
VDD5
78
A1
79
A2
80
A3
81
A4
82
A5
83
A6
84
A7
85
A8
86
87
88
89
90
91
92
93
94
95
96
97
NBE3
98
99
100
101
102
103
104
D3
105
D2
106
D1
107
D0
108
GND9
109
TX25
110
VDD7
111
TXEN100
112
CoL100
113
TXD3
114
TXD2
115
TXD1
116
TXD0
117
GND10
118
RX25
119
CRS100
120
VDD8
121
RXD3
122
RXD2
123
RXD1
124
RXD0
125
RX_DV
126
RX_ER
127
XTAL1
128
XTAL2
C788
10u
C794
10u
R837
49.9
R840
49.9
R875
24.9
R876
24.9
R868
24.9
R867
24.9
J700
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
INB
2
INA
3
GND
4
oUTY
5
VCC
CP814
1
CS
2
SK
3
DI
4
Do
5
GND
6
oRG
7
DC
8
VCC
4
oUTY
5
VCC
R827
0
R819
0
R902
0
R907
0
R920
0
R870
0
R903
0
R919
0
R884
0
R780
0
R767
1k
R871
10k
R826
10k
R822
10k
R805
10k
R820
10k
R873
10k
R878
10k
R824
10k
R807
10k
R806
10k
R877
10k
R872
10k
R808
10k
R869
330
R886
220
R888
220
R777
100k
R828
100k
100k
R776
100k
R830
100k
R775
100k
R773
100k
R816
1M
R817
820
C780
0.01u
C800
0.01u
C779
0.01u
C787
10p
C783
12p
C786
15p
C782
12p
C776
0.01u
C781
0.1u
C799
0.01u
C798
0.1u
C796
0.01u
C807
0.01u
C797
0.01u
C778
0.01u
C777
0.01u
C806
0.01u
C789
0.1u
C805
0.01u
C767
1000p
C768
1000p
R829
11k
IC708
BU4829FVE
1
VoUT
2
SUB
3
NC
4
VDD
5
GND
C841
47p
C842
47p
C843
47p
C844
47p
C845
47p
C846
47p
C847
47p
C848
47p
CP784
39
CP786
39
CP783
39
CP785
39
CP791
39
CP787
39
CP789
39
CP788
39
CP790
39
CP795
39
CP794
39
CP792
39
CP793
39
CP797
39
CP798
39
CP796
39
L316
L317
L33-1500-05
R874
0
R887
0
C850
47p
L319
L320
C851
47p
C869
47p
IC726
AND GATE
A15
A14
A12
A13
A10
A8
A9
A11
A5
A7
A4
A6
A2
A3
A1
L318
L33-1500-05
A9
A10
A11
A12
A13
A14
A15
GND7
NBE0
NBE1
NBE2
VDD6
D7
D6
D5
D4
GND8
IC719
LAN91C111I-NU
LAN IC
X702
L77-1986-05
2SC4738F
Q704
CLOCK
SHIFT SW
2SC4738F
Q705
CLOCK
SHIFT SW
726
H08FU-F
VOLTAGE
DETECTOR
IC708
IC711
TC7SH00FU-F
NAND GATE
D2
D3
D0
D1
IC720
AT93C46DN-SH
EEPROM
R960
R961
*
*
R960
X53-4140-XX
-10
-11 (for Service)
0
NO
IC329
NO
BA33DD0WT
NO
0
R961
L330
L331
3.3V
3.3V
Summary of Contents for NEXEDGE NXR-901
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