User's Manual

Table Of Contents
Appendix A — Specifications and Default Settings
70 Series Mobile Computer User’s Manual 117
Power and Electrical Specifications
Operating System
Microsoft Windows Mobile 6.5.3
Hardware
Back Accessory Interface Pin-outs
The back accessory interface provides power for peripheral devices out
the back of the CK70 and CK71 computers.
Battery type Rechargeable Lithium-ion (Li-ion) battery
Battery capacity 3.7V, 4000 mAh (14.8 Wh)
Electrial rating x 54.3/4.8 V; 2/1,5 A
Main processor ARMV41, 600 MHz
Radio processor ????? MHz
Memory 256 MB RAM
Persistent storage 1 GB Flash
Removable storage up to 32 GB user-accessible microSD card slot
Keypad CN70, CN70e: QWERTY, Numeric
CK70: Alpha or Alphanumeric
CK71: Numeric Function or Alphanumeric
Imaging options 5 megapixel color camera and EA30 area imager
(all), EV12 (CK71 only), or EX25 (CK71 only)
Pin Pin Name I/O Description
1 OTB_PWR Output Power supply for peripheral
2GND
3 OTB_RX Input DTE Data Receive
4 OTB_TX Output DTE Data Transmit
5 OTB_I/O_Voltage Input I/O Voltage Level
6 OTB_ID BiDir One Wire Bus for ID
7 OTB_RTS Output DTE Ready do Send
8 OTB_CTS Input DTE Clear to Send