5-31
BCU-100 MM
5-31
2
3
4
5
1
A
B
C
D
E
F
G
H
BE-28 (22/44)
SUFFIX: -12
BE-28 (22/44)
SUFFIX: -12
BE-28 (22/44)
BOARD NO. 1-876-411-12
SJX-300_BE-28_012_432
NIC_LEDRK
432
/SB_PCI_TRDY
400,431
/SB_PCI_RST
400,431
GND
100
R4327
LU82541PI
IC4304
NC1[A1]
1
PCI_AD22[B1]
2
PCI_AD21[C1]
3
PCI_AD18[D1]
4
3.3V1[E1]
5
IRDY#[F1]
6
CLK[G1]
7
STOP#[H1]
8
PAR[J1]
9
PCI_AD16[K1]
10
PCI_AD14[L1]
11
PCI_AD11[M1]
12
VSS1[N1]
13
NC2[P1]
14
3.3V2[P2]
15
PCI_AD8[P3]
16
PCI_AD6[P4]
17
PCI_AD3[P5]
18
PCI_AD2[P6]
19
EE_CS[P7]
20
VSS2[P8]
21
FLSH_SO/LAN_DISABLE#[P9]
22
EE_DI[P10]
23
CTRL_12[P11]
24
3.3V3[P12]
25
SDP1[P13]
26
NC3[P14]
27
SDP0[N14]
28
JTAG_TDO[M14]
29
JTAG_TCK[L14]
30
XTAL1[K14]
31
XTAL2[J14]
32
MDI3-[H14]
33
AVSS1[G14]
34
MDI2-[F14]
35
MDI1-[E14]
36
IEEE_TEST-[D14]
37
MDI0-[C14]
38
IE[B14]
39
NC4[A14]
40
TEST[A13]
41
LED0/LINKUP#[A12]
42
3.3V4[A11]
43
SMBCLK[A10]
44
LAN_PWRGD[A9]
45
PCI_AD30[A8]
46
3.3V5[A7]
47
PME#[A6]
48
PCI_AD25[A5]
49
IDSEL[A4]
50
3.3V6[A3]
51
SERR#[A2]
52
PCI_AD23[B2]
53
M66EN[C2]
54
PCI_AD19[D2]
55
VSS3[E2]
56
FRAME#[F2]
57
VIO[G2]
58
INTA#[H2]
59
PERR#[J2]
60
VSS4[K2]
61
PCI_AD15[L2]
62
PCI_AD12[M2]
63
PCI_AD10[N2]
64
PCI_AD9[N3]
65
PCI_AD7[N4]
66
PCI_AD4[N5]
67
3.3V7[N6]
68
PCI_AD0[N7]
69
3.3V8[N8]
70
FLSH_SCK[N9]
71
EE_DO[N10]
72
RSVD_NC1[N11]
73
VSS5[N12]
74
SDP2[N13]
75
JTAG_TDI[M13]
76
JTAG_TRST#[L13]
77
3.3V9[K13]
78
XTAL_1.8V[J13]
79
MDI3+[H13]
80
ANALOG_1.2V1[G13]
81
MDI2+[F13]
82
MDI1+[E13]
83
AVSS2[D13]
84
MDI0+[C13]
85
CTRL_18[B13]
86
LED3/LINK1000#[B12]
87
LED2/LINK100#[B11]
88
SMBALRT#/PCI_PWRGOOD[B10]
89
RST#[B9]
90
PCI_AD31[B8]
91
VSS6[B7]
92
PCI_AD27[B6]
93
PCI_AD26[B5]
94
PCI_AD24[B4]
95
VSS7[B3]
96
REQ#[C3]
97
PCI_AD20[D3]
98
PCI_AD17[E3]
99
CBE2#[F3]
100
TRDY#[G3]
101
DEVSEL#[H3]
102
GNT#[J3]
103
3.3V10[K3]
104
CBE1#[L3]
105
PCI_AD13[M3]
106
CBE0#[M4]
107
PCI_AD5[M5]
108
VSS8[M6]
109
PCI_AD1[M7]
110
RSVD_NC2[M8]
111
FLSH_CE_N#[M9]
112
EE_SK[M10]
113
FLSH_SI[M11]
114
SDP3[M12]
115
JTAG_TMS[L12]
116
AVSS3[K12]
117
AUX_PWR[J12]
118
NC5[H12]
119
ANALOG_1.8V1[G12]
120
RSVD_NC3[F12]
121
ANALOG_1.2V2[E12]
122
CLKR_1.8V[D12]
123
AVSS4[C12]
124
LED1/ACT#[C11]
125
VSS9[C10]
126
SMBDATA[C9]
127
CLK_RUN#[C8]
128
PCI_AD29[C7]
129
PCI_AD28[C6]
130
RSVD_NC4[C5]
131
CBE3#[C4]
132
RSVD_VSS1[D4]
133
RSVD_VSS2[E4]
134
VSS10[F4]
135
PLL_1.2V1[G4]
136
PLL_1.2V2[H4]
137
EE_MODE[J4]
138
3.3V11[K4]
139
1.2V1[L4]
140
1.2V2[L5]
141
VSS11[L6]
142
RSVD_NC5[L7]
143
NC6[L8]
144
1.2V3[L9]
145
1.2V4[L10]
146
VSS12[L11]
147
1.2V5[K11]
148
1.2V6[J11]
149
ANALOG_1.2V3[H11]
150
AVSS5[G11]
151
AVSS6[F11]
152
ANALOG_1.2V4[E11]
153
ANALOG_1.8V2[D11]
154
NC7[D10]
155
NC8[D9]
156
VSS13[D8]
157
VSS14[D7]
158
VSS15[D6]
159
VSS16[D5]
160
VSS17[E5]
161
VSS18[F5]
162
1.2V7[G5]
163
1.2V8[H5]
164
1.2V9[J5]
165
1.2V10[K5]
166
1.2V11[K6]
167
1.2V12[K7]
168
1.2V13[K8]
169
1.2V14[K9]
170
1.2V15[K10]
171
1.2V16[J10]
172
VSS19[H10]
173
VSS20[G10]
174
VSS21[F10]
175
VSS22[E10]
176
VSS23[E9]
177
VSS24[E8]
178
VSS25[E7]
179
VSS26[E6]
180
VSS27[F6]
181
1.2V17[G6]
182
1.2V18[H6]
183
1.2V19[J6]
184
1.2V20[J7]
185
1.2V21[J8]
186
1.2V22[J9]
187
VSS28[H9]
188
VSS29[G9]
189
VSS30[F9]
190
VSS31[F8]
191
VSS32[F7]
192
VSS33[G7]
193
1.2V23[H7]
194
1.2V24[H8]
195
VSS34[G8]
196
1k
R4481
NM
4.7k
R4479
/SB_PCI_PERR
400,431
1k
R4477
NM
4.7k
R4483
1k
R4499
/SB_PCI_FRAME
400,431
0.1uF
C4322
100
R4488
SB_PCI_PAR
400,431
4.7k
R4324
/SB_PCI_CBE1
400,431
NIC_EEDI
432
4.7k
R4326
/SB_PCI_CBE3
400,431
NIC_EESK
432
GND
NIC_LEDLK
432
NIC_LEDLA
432
/SB_PCI_GNT0
400,431
100k
R4478
/SB_PCI_CBE2
400,431
GND
1k
R4476
NM
SB_PCI0_CLK
431,500
1k
R4486
NM
FB4302
/SB_PCI_CBE0
400,431
NIC_EEDO
432
/SB_PCI_IRDY
400,431
/SB_PCI_DEVSEL
400,431
GND
/SB_PCI_INTA
400,431
1k
R4482
NM
1k
R4480
100
R4463
1k
R4487
NM
25MHz
X4301
1
1
3
NC1
2
2
4
NC2
/SB_PCI_SERR
400,431
GND
/SB_PCI_STOP
400,431
NIC_MD
432
/SB_PCI_REQ0
400,431
V3P3_MAIN
431,432,433,442,601,602,603,604,701,703,711,721,800
0
R4325
NM
0
R4489
NM
0.8
CL4305
22pF
C4320
22pF
C4321
0.8
CL4306
0.8
CL4303
V3P3_NIC
432,703
V1P2_NIC
432,703
V1P8_NIC
432,703
V1P2_ANALOG_NIC
432
V1P2_ANALOG_NIC
432
V3P3_NIC
432,703
V1P8_NIC
432,703
V1P8_NIC
432,703
GND_ANALOG_NIC
432
GND_ANALOG_NIC
432
GND_ANALOG_NIC
432
GND_ANALOG_NIC
432
NIC_EECS
432
SB_PCI_AD15
400,431,432
SB_PCI_AD5
400,431
SB_PCI_AD9
400,431
SB_PCI_AD25
400,431
SB_PCI_AD7
400,431
SB_PCI_AD17
400,431,432
SB_PCI_AD31
400,431
SB_PCI_AD3
400,431
SB_PCI_AD13
400,431
SB_PCI_AD27
400,431
SB_PCI_AD29
400,431
SB_PCI_AD23
400,431
SB_PCI_AD21
400,431
SB_PCI_AD11
400,431
SB_PCI_AD1
400,431
SB_PCI_AD19
400,431
SB_PCI_AD8
400,431
SB_PCI_AD12
400,431
SB_PCI_AD14
400,431
SB_PCI_AD10
400,431
SB_PCI_AD18
400,431,432
SB_PCI_AD20
400,431
SB_PCI_AD0
400,431
SB_PCI_AD28
400,431
SB_PCI_AD30
400,431
SB_PCI_AD22
400,431
SB_PCI_AD2
400,431
SB_PCI_AD4
400,431
SB_PCI_AD6
400,431
SB_PCI_AD16
400,431,432
SB_PCI_AD24
400,431
SB_PCI_AD26
400,431
0
R4454
/NIC_PME
431
0
R4453
SB_PCI_AD15
400,431,432
SB_PCI_AD16
400,431,432
SB_PCI_AD17
400,431,432
SB_PCI_AD18
400,431,432
0
R4452
NM
0
R4451
0
R4450
NM
0
R4449
NM
NIC_LAN_PWRGD
432
NIC_PCI_PWRGOOD
432,601
V3P3_MAIN
431,432,433,442,601,602,603,604,701,703,711,721,800
0
R4176
0.8
CL4307
NIC_SMBCLK
601
NIC_SMBDATA
601
NIC_MD1-
NIC_MD3-
NIC_MD2-
NIC_MD4-
ANALOG_1.2V
0.1uF
C4327
0.1uF
C4312
0.1uF
C4328
0.1uF
C4313
0.1uF
C4326
NIC_LAN_PWRGD
432
0.1uF
C4329
0.1uF
C4314
4.7k
R4462
0.1uF
C4330
0.1uF
C4315
GND
0.1uF
C4331
GND
NIC_PCI_PWRGOOD
432,601
GND
0.1uF
C4325
0.1uF
C4332
0.1uF
C4316
0
R4458
0.1uF
C4333
GND
GND
0.1uF
C4317
GND
0.1uF
C4334
0.1uF
C4318
0.1uF
C4340
NIC_EECS
432
GND
0.1uF
C4335
0.1uF
C4319
0.1uF
C4341
0.1uF
C4336
0.1uF
C4308
0.1uF
C4342
0.1uF
C4337
0.1uF
C4343
0.1uF
C4338
0.1uF
C4305
0.1uF
C4344
0.1uF
C4302
0.1uF
C4339
0.1uF
C4311
0
R4461
NM
4.7k
R4460
0
R4459
R3112N281A-TR-FA
IC4305
CD
5
GND
3
OUT
1
VDD
2
NC
4
0.01uF
C4324
0.01uF
C4300
V1P2_ANALOG_NIC
432
0.8
CL4304
V3P3_NIC
432,703
V3P3_NIC
432,703
V3P3_NIC
432,703
V1P2_NIC
432,703
V1P8_NIC
432,703
GND_ANALOG_NIC
432
GND_ANALOG_NIC
432
0.1uF
C4345
0.1uF
C4346
0.1uF
C4362
0.1uF
C4363
0.1uF
C4361
0.1uF
C4348
10uF
C4350
GND
0.1uF
C4360
10uF
C4349
GND
0.1uF
C4347
NIC_MD
432
V1P8_NIC
432,703
0
R4457
NIC_LEDRK
432
NIC_LEDLA
432
NIC_LEDLK
432
V3P3_NIC
432,703
240
R4456
240
R4455
NIC_EESK
432
NIC_EEDI
432
NIC_EEDO
432
0.01uF
C4380
49.9
R4448
49.9
R4447
GND
0.01uF
C4381
49.9
R4199
49.9
R4200
0.01uF
C4382
49.9
R4197
49.9
R4198
0.01uF
C4383
49.9
R4195
49.9
R4196
4.7uF
C4366
4.7uF
C4367
Y
1
2
3
4
5
6
7
8
TRD1+
TRD1-
TRD2+
TRCT2
TRD2-
TRD3+
TRCT3
TRD3-
TRCT1
TRD4+
TRCT4
TRD4-
TRP1+
TRP1-
TRP2+
TRP3+
TRP3-
TRP2-
TRP4+
TRP4-
SHIELD
G
1000 PF 2 KV
4X
75 OHMS
4.7 PF
4.7 PF
4.7 PF
4.7 PF
LED1
LED2
CN4302
17 18
13
14
12
11
10
6
4
5
1
3
2
7
8
9
15
16
/NIC_RESET
601
0
R4136
M93C46-WDW6TP(B)
IC4306
VCC
8
D
3
Q
4
VSS
5
C
2
ORG
6
DU
7
S
1
NIC_MD2-
NIC_MD3-
NIC_MD4-
NIC_MD1-
AGND
100ohm differential impedance
Place these components close to IC4304.
Right
Left