Siemens SIMATIC PANEL PC 877 - Manual (Page 87)

Operation and configuration
9.2 Additional Drivers and Applications
SIMATIC Panel PC 877
Operating instructions, Release 07/2006, A5E00877780-01
9-19
9.2.11 USB keyboard controller
The USB keyboard controller supports the following additional functions for key models:
•
Keyboard programming with the "KeyTools" application
• Adjustment of the backlighting brightness with the application "SetBrightness."
• Control of the key LEDs
The USB keyboard controller must be installed before this function can be used. For
installation instructions, see the description on the "Documentation and Drivers" CD.