Dell Inspiron 2100 Manual page 57

Ports and Connector Pin-Outs : Dell Inspiron 2100
Docking Connector
Use this connector to attach your computer to the optional port replicator.
Pin Signal Pin Signal
1 5VSUS 51
2 5VSUS 52
3 GND 53
4 GND 54
5 -SDIOW 55
6 SDDREQ 56
7 SIORDY 57
8 -SDIOR 58
9 IRQ15 59
10 -SDDACK 60
11 SDA1 61
12 SDA2 62
13 SDA0 63
14 -SDCS3 64
15 CDRST 65
16 -SDCS1 66
17 SDD0 67
18 SDD8 68
19 SDD1 69
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Pin Signal
-IDETN 101 PE
-TRK0 102 PD3
OHRCN 103 SLCT
GND 104 PD4
OVP 105 -AFD
TXP 106 PD5
GND 107 -ERROR
TXN 108 PD6
+5V 109 -INIT
3VSUS 110 PD7
+5V 111 -SLIN
3VSUS 112 COMRING
+5V 113 -PNF
-DK_DEVINS 114 -RS232PD
+5V 115 GND
-DMUTE 116 DSR1
+5V 117 DTR1
-PREP 118 RTS1
+5V 119 -TXD1