Configuring the SIMATIC Box PC 620
CRT / LCD
CRT 640 x 480
CRT 800 x 600
CRT 1024 x
Not available for the basic variant of the Box PC
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.
Refresh rate with a resolution of 640x480 pixels
Refresh rate with a resolution of 800x600 pixels
Refresh rate with a resolution of 1024x768 pixels
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.
The Graphic and Text modes are expanded to full
The contrast of the DSTN displays is set here.
The PS/2 port is activated.
This is the default for the SIMATIC Box PC 620,
the trackball is activated in this setting. IRQ 12 is
The PS/2 port is activated, IRQ12 is assigned. The
keyboard trackball is disabled, an external PS/2
mouse must be connected.
If no external mouse is connected when the system
boots, the BIOS deactivates the PS/2 port.
Automatic detection of the type of mouse connected.
A PS/2 mouse takes priority over the keyboard
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.
SIMATIC Box PC 620 Manual