Release 11/02 | Connecting and Switching On the Panel PC 670/870 |
BIOS settings
The Panel PC 670/870 is shipped with BIOS setting LEGACY SUPPORT DISABLED. That means the full functional range of a USB keyboard is not available during the initial boot sequence (before Windows is started). There are no restrictions for using a USB keyboard to make changes in the BIOS Setup. When using an operating panel with touchscreen front, changes can only be made to the BIOS using an externally connected USB or PS/2 keyboard.
The USB Legacy Support is preset to DISABLED in the BIOS Setup under menu item Hardware.
The Windows NT 4.0 USB driver extension for use of the integrated membrane keyboard, mouse, and touchscreen has already been
Selection of an operating menu when starting Windows NT 4.0 is only possible with an external PS/2 keyboard or by changing the BIOS option USB Legacy
Support to ENABLED.
Notice
If Legacy Support is activated in the BIOS (enabled), individual problems may occur with specific ISA/PCI extension boards.
Power management
The default Power Saving setting Disabled must not be changed in the BIOS setup.
Restrictions
Only applicable to Panel PC 670/870 with keypad front panels:
•The LEDs on an externally connected PS/2 keyboard have no function.
•Only external USB keyboards without integrated HUB or standard USB mice (without special, additional functionality, e.g. wheel) are approved for connection to the front side USB interface and the USB interface on the computer.
Service Pack
The following Service Pack is required:
• Windows NT: | Service Pack 6a |
Service Pack 6a is contained with the Panel PC 670/870 supplied.
In the case of a new installation of Windows NT, the Windows NT Service Pack must be installed before all other additional drivers. After a driver has been installed, the Service Pack must be reinstalled.
SIMATIC Panel PC 670/870 |