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# Pin Assignments for I/O Connectors

Dell™ Latitude™ C610/C510 Service Manual

### USB Connector

Pin | Signal
--- | ---
1 | VCC
2 | -Data
3 | +Data
4 | Ground

### Serial Connector

Pin | Signal | Pin | Signal
--- | --- | --- | ---
1 | DCD | 6 | DSR
2 | RXDA | 7 | RTS
3 | TXDA | 8 | CTS
4 | DTR | 9 | RI
5 | GND |  |

### Parallel Connector

Pin | Signal | Pin | Signal
--- | --- | --- | ---
1 | STRB#/5V | 11 | BUSY/MTR#
2 | PD0/INDEX# | 12 | PE/WDATA#
3 | PD1/TRK0# | 13 | SLCT/WGATE#
4 | PD2/WP# | 14 | AFDF#
5 | PD3/RDATA# | 15 | ERROR#HDSEL#
6 | PD4/DSKCHG# | 16 | INIT#/DIR#
7 | PD5F | 17 | SLCT_IN#STEP#
8 | PD6F | 18-23 | GND
9 | PD7F | 24 | DFDD/LPT#
10 | ACK#/DRV# | 25 | GND

### Video Connector

Pin | Signal | Pin | Signal
--- | --- | --- | ---
1 | RED | 9 | CRT_VCC
2 | GREEN | 10 | GND
3 | BLUE | 11 | MSEN#
4 | NC | 12 | DAT_DDC2
5 | GND | 13 | HSYNC
6 | GND | 14 | VSYNC
7 | GND | 15 | CLK_DDC2
8 | GND |  |

### PS/2 Connector

Pin | Signal
--- | ---
1 | DAT_KBD
2 | DAT_SM1
3 | GND
4 | PS2VCC
5 | CLK_KBD
6 | CLK_SM1

### S-Video TV-Out Connector

S-Video
Pin | Signal
1 | GND
2 | GND
3 | DLUMA-L
4 | DCRMA-L

Composite Video
Pin | Signal
5 | NC
6 | DCMPS-L
7 | GND

### Docking Connector

Pin | Signal | Pin | Signal
--- | --- | --- | ---
1 | STRB#/5V | 101 | VGA_GRN
2 | PD0 | 102 | GND
3 | PD1 | 103 | VGA_RED
4 | PD2 | 104 | GND
5 | PD3 | 105 | VGA_BLU
6 | PD4 | 106 | DOCK_SD/MODE
7 | PD5 | 107 | D_IRTX
8 | PD6 | 108 | D_IRRX
9 | PD7 | 109 | GND
10 | GND | 110 | SPIRQB#
11 | DOCK_SPKR | 111 | SPIRQC#
12 | DOCK_MIC | 112 | DAT_DDC2
13 | DOCK_LINE | 113 | CLK_DDC2
14 | DOCK_CDROM | 114 | SPAR
15 | GND | 115 | SPME#
16 | M_SEN# | 116 | GND
17 | POWER_SW# | 117 | SSERR#
18 | QPCIEN# | 118 | SPERR#
19 | S1.6M_EN# | 119 | SLOCK#
20 | DFDD/LPT# | 120 | SSTOP#
21 | GND | 121 | GND
22 | NC | 122 | SDEVSEL#
23 | NC | 123 | STRDY#
24 | D_ATCTLED | 124 | SIRDY#
25 | D_PWRLED | 125 | SFRAME#
26 | DOCK_PWR_SRC | 126 | SCLKRUN#
27 | DOCK_PWR_SRC | 127 | GND
28 | DOCK_PWR_SRC | 128 | SGNTA#
29 | GND | 129 | SREQA#
30 | +5VDOCK | 130 | SGNT0#
31 | +5VDOCK | 131 | SREQ0#
32 | +5VDOCK | 132 | SPCIRST#
33 | +5VDOCK | 133 | SH1SEL#
34 | +5VDOCK | 134 | GND
35 | GND | 135 | SWRPRT#
36 | DOCK_PWR_SRC | 136 | SDSKCHG#/DRQ
37 | DOCK_PWR_SRC | 137 | SDIR#
38 | DOCK_PWR_SRC | 138 | STRK0#
39 | DOCK_PWR_SRC | 139 | SSTEP#
40 | GND | 140 | SDRV1#
41 | DOCK_+DC_IN | 141 | GND
42 | DOCK_+DC_IN | 142 | SMRT1#
43 | DOCK_+DC_IN | 143 | SWRDATA#
44 | DOCK_+DC_IN | 144 | SWGATE#
45 | DOCK_+DC_IN | 145 | SRDATA#
46 | DOCK_+DC_IN | 146 | SINDEX#
47 | DOCK_+DC_IN | 147 | GND
48 | DOCK_+DC_IN | 148 | NC
49 | GND | 149 | +5VALW
50 | LOW_PWR | 150 | NC
51 | HSYNC | 151 | GND
52 | VSYNC | 152 | CLK_SPCI
53 | GND | 153 | GND
54 | DOCKED | 154 | SAD0
55 | USB_VD1+ | 155 | SAD1
56 | USB_VD1- | 156 | SAD2
57 | GND | 157 | SAD3
58 | USB_VD2+ | 158 | SAD4
59 | USB_VD2- | 159 | SAD5
60 | DOCKOCI# | 160 | SAD6
61 | RUN_ON# | 161 | GND
62 | GND | 162 | SAD7
63 | NC | 163 | SAD8
64 | DOCK_SCLK | 164 | SC/BE0#
65 | DOCK_LRCK | 165 | SAD9
66 | DOCK_MCLK | 166 | SAD10
67 | GND | 167 | SAD11
68 | +12V | 168 | SAD12
69 | AFD# | 169 | GND
70 | ERROR# | 170 | SAD13
71 | ACK# | 171 | SAD14
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
99 | NC | 199 | NC
100 | NC | 200 | GND

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