Chapter 5: Accessories
Snap Modules
5.3.1
Table 5.3
Description
Snap Module – USB Host/Client plus Power/Charger
Snap Module – DE9M powered serial plus Charger
Snap Modules
Model Number
ST4001
ST4005
Note: The Snap Modules are shipped with their own quick start guide (Omnii Snap Modules Quick
Start Guide, PN 8000220). The guide should be reviewed for additional information and updates.
Snap Modules are mobile power chargers for Omnii. They are compatible with the AC wall adaptor
(Model ST1050 or ST1050-AR) and the Vehicle Power Outlet Adaptor (Model ST3113).
Three types of Snap Modules are available:
• Model ST4000 (Charger only variant): powers and charges the hand-held.
• Model ST4001 (USB variant): powers and charges the hand-held. It provides communications via USB
1.1/2.0 Host and USB 2.0 Client connectors and provides a DC IN port. When attached to Omnii, it allows
ActiveSync or Windows Mobile Device Center connectivity with your PC, and the use of a USB device such as a USB memory key or supported peripheral.
• Model ST4005 (Serial variant): provides a powered DE9M serial connector. It powers and charges
Omnii, and provides serial communications to tethered devices. The DE9M connector is capable of speeds up to 115,200 bps. Pin 9 is reserved for 5V power out and is defaulted to off . To enable power to this port, in your Omnii desktop, go to Control Panel>Scanners , which opens the Scanner Settings menus. In the Ports menu, select on for the Power parameter under the COM6 port.
Figure 5.9 Snap Module Ports
ST4000 (Charger) ST4001 (USB) ST4005 (Serial)
No ports Micro-B port Type A (Host) USB port
(5 VDC, 500 mA max)
Powered DE9M Serial port
(9 pin, 5VDC, 1A max)
Back of Snap Modules
DC IN port (12V, 2.5 A)
138 Psion Omnii Hand-Held Computer User Manual
