C - 10 MC9190-G User Guide
Control Press and release the CTRL key to activate the keypad alternate CTRL functions. The LED above the 
key lights and the   icon appears at the bottom of the screen.
Press the Blue key followed by the CTRL key to activate the keypad alternate ALT functions. The   
icon appears on the bottom of the screen.
Shift Changes the state of the alpha characters from lowercase to uppercase. Press the SHIFT key to activate 
this mode temporarily, followed by another key. The   icon appears at the bottom of the screen. Press 
the Shift key twice to lock this mode. The   icon appears at the bottom of the screen. Press the Shift 
key a third time to unlock.
Period/Decimal Point  Produces a period for alpha entries and a decimal point for numeric entries.
Star  Produces an asterisk.
Enter Executes a selected item or function.
For Windows Mobile 6.5 devices:
The default behavior of the ENT (Enter) key sends an extra character, which causes a Microsoft Word or 
Notes application to exit. To make the applications work properly, create an XML Provisioning file with 
the following entries:
Characteristic type =”HKEY_LOCAL_MACHINE\HARDWARE\DEVICEMAP\KEYBD”
Para name = “SpecialEnterTabKey” value = 0
Refer to the MC9190-G Integrator Guide for instruction on updating the registry using XML Provisioning.
Table C-3
53-Key Descriptions (Continued)
Key Description
LED
ALT