Technical Specifications A - 19
8  GND  Ground, 2.5A max.
9  RI  RS232C
10  CRADLE_DET  Grounded by cradle when in cradle
11  DTR  RS232C
12  Not connected  Not connected
13  POWER_IN  12V, 2.5A max
14  CTS  RS232C
15  USB_5V_DET  USB
16  USB_D_MINUS  USB
17  EXT_PWR_OUT  3.3V @500mA
Table A-9
Pin-Outs  (Continued)
PIN Number Signal Name Function