Psion Teklogix NEO PX750 - Manual (Page 222)

A-2 Psion Teklogix NEO Hand-Held Computer User Manual
Appendix A: Pinouts
Battery Connector
A.2 Battery Connector
A.3 Expansion Port Pinout
PIN # Signal Name DESCRIPTION
1 B- Battery Negative
2 DQ Bi-directional data (DS2762)
3 TH (GND) Ground
4 B+ Battery Positive
5 PS Power Switch Sensor
- POLARITY TAB
6 B- Battery Negative
PIN # Signal Name Function
1, 2, 5, 13, 14, 15, 16 DGND Power Ground
3 USB- USB Device port negative data
4 USB+ USB Device port positive data
6 EXP-~TRIG Pistol Grip Trigger signal
7 EXP_~DETECT Detection of installed device
8, 9, 10, 11, 12 SW_VSYS_PWR Power Output (2.7-4.2VDC, 1A peak,
500mAh nominal) switched