Dell Latitude C840 Service Manual - Page 80
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Pin Assignments for I/O Connectors: Dell Latitude C840 Service Manual 72 GND 73 INIT# 74 SLCT_IN# 75 BUSY 76 PE 77 SLCT 78 GND 79 DAT_SMB 80 DCLK_SMB 81 SMB_INIT# 82 GND 83 DAT_DOCKSM1 84 CLK_DOCKSM1 85 DAT_DOCKKBD 86 CLK_DOCKKBD 87 GND 88 RI0 89 CTS0 90 RTS0 91 DSR0 92 GND 93 DTR0 94 TXD0# 95 RXD0# 96 DCD0 97 NC 98 +5VSUS 172 SAD15 173 SAD16 174 SC/BE1# 175 CD/BE2# 176 GND 177 SAD17 178 SAD18 179 SAD19 180 SAD20 181 SAD21 182 GND 183 SAD22 184 SAD23 185 SAD24 186 SC/BE3# 187 SAD25 188 GND 189 SAD26 190 SAD27 191 SAD28 192 SAD29 193 SAD30 194 SAD31 195 GND 196 NC 197 NC 198 NC file:///F|/Service%20Manuals/Dell/Latitude/c840/pinouts.htm (9 of 10) [2/28/2004 8:03:50 AM]
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Pin Assignments for I/O Connectors: Dell Latitude C840 Service Manual
72
GND
172
SAD15
73
INIT#
173
SAD16
74
SLCT_IN#
174
SC/BE1#
75
BUSY
175
CD/BE2#
76
PE
176
GND
77
SLCT
177
SAD17
78
GND
178
SAD18
79
DAT_SMB
179
SAD19
80
DCLK_SMB
180
SAD20
81
SMB_INIT#
181
SAD21
82
GND
182
GND
83
DAT_DOCKSM1
183
SAD22
84
CLK_DOCKSM1
184
SAD23
85
DAT_DOCKKBD
185
SAD24
86
CLK_DOCKKBD
186
SC/BE3#
87
GND
187
SAD25
88
RI0
188
GND
89
CTS0
189
SAD26
90
RTS0
190
SAD27
91
DSR0
191
SAD28
92
GND
192
SAD29
93
DTR0
193
SAD30
94
TXD0#
194
SAD31
95
RXD0#
195
GND
96
DCD0
196
NC
97
NC
197
NC
98
+5VSUS
198
NC
file:///F|/Service%20Manuals/Dell/Latitude/c840/pinouts.htm (9 of 10) [2/28/2004 8:03:50 AM]