4 external interfaces – Siemens SIMATIC PANEL PC 877 User Manual
Page 197
Detailed descriptions
17.1 Motherboard
SIMATIC Panel PC 877
Operating instructions, Release 07/2006, A5E00877780-01
17-5
17.1.4
External interfaces
Interface
Positio
n
Connecto
r
Description
COM1
Externa
l
X30
25-pin socket, V.24/V.28
COM2
Externa
l
X31
9-pin, standard connector
LPT1
Externa
l
-
25-pin, standard socket
PS/2 mouse Externa
l
X22
6-pin, miniature DIN socket
PS/2
keyboard
Externa
l
X23
6-pin, miniature DIN socket
USB 2.0
X36
X36 first (X36 below) and second USB channel, (X36 above)
PROFIBUS/
MPI
Externa
l
X400
9-pin, standard socket, galvanically isolated interface
Ethernet
Externa
l
X700
RJ45
DVI
Externa
l
X303
26-pin socket