
Product Reference Guide
E-1
Appendix E
Cable & Connector Configurations
Introduction
The following pages contain information about standard interface cables for use in
interconnecting the Dock to power and/or peripheral devices.
General Specifications
Wire Requirements
• Cable length should not exceed 15 feet.
• Wire gauge:
5V and GND — 26 AWG min, 24 AWG recommended.
All others 28-26 AWG.
Supply Voltage
Current power supply voltage = 5V, 3 amp.
Docking Connector
Table E-1. Docking Connector Pin Definitions
PIN Signal Description
1 PWR GND GND/Return
2 Cradle IN When Grounded Mobile computer detects it is in the cradle
3 NC No Connect
4 USB_N USB D- Signal
5 USB_P USB D+ Signal
6 GND GND/Return
7 VBUS USB VBUS Signal
8 USB ID USB OTG ID Signal
9 TXD RS232 TXD (Output from Mobile Computer)
10 RXD RS232 RXD (Input to Mobile Computer)
11 RTS RS232 RTS (Output from Mobile Computer)
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