CRT / LCD
SIMATIC Box PC 840 Manual
Fan speed depends on temperature.
Fan always runs at full speed.
All data is output only to the internal LCD,
the 15-way VGA port is disabled
For maximum resolution the display signals are output
only to the 15-way VGA port; the LCD interface of the
VGA controller is disabled.
Both display interfaces are enabled and operate
simultaneously. Note, however, that the LCD does not
support all resolutions.
The display window in Text and Graphic modes is not
expanded to full screen size.
Only the Text modes are expanded to full screen size.
[Graphic expand]Only the Graphic modes are expanded to full screen
The Graphic and Text modes are expanded to full
The PS/2 port is activated. This is the default for the
SIMATIC Box PC 840, the PS/2 mouse is activated in
this setting. IRQ 12 is assigned.
The PS/2 port is deactivated, IRQ12 is available.
Invariably, changes to this interface do not come into
effect until the PC is switched off and on again.
Configuring the SIMATIC Box PC 840