Siemens PC 670 - Manual (Page 151)

Hardware Information Release 04/02
7-19 Panel PC 670 Computing Unit, Equipment Manual
7.5.2 Interface allocation for connecting a front on the main board
Interface Posi-
tion
Con-
nector
Description
Display (CMOS) Internal X420 Connection of LC displays with CMOS port
Display (LVDS) Internal X400 Connection of LC displays with single chip
LVDS port
I/O Front Internal X44 Port for front-panel I/O
COM 2 Internal X26 Internal COM2 port
Display port (CMOS, X420)
D-STN and TFT displays with 5 V CMOS port and VGA resolution (640x480) can
be connected to this port. The display is selected and the D-STN/TFT signals are
allocated automatically according to the Display Select inputs. The maximum cable
length is 50 cm at a display clock rate of 25 MHz.