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7.5

Ports

The following ports are available on the motherboard of the SIMATIC Box PC 840:
S Ports for the connection of external devices
S Portsfor the connection of display devices
S Ports for internal connections (drives, bus boards etc.)
The connector assignments of the individual ports are described in the following
chapters.
7.5.1
External Ports
Port
COM1
COM2
LPT1
PS/2 mouse
PS/2 keyboard
USB
MPI / DP12
Ethernet
VGA
SIMATIC Box PC 840 Manual
A5E00085984-04
Position
Connector Description
external
X30
external
X31
external
external
X22
external
X23
external
X36
external
X400
external
X700
external
X303
Hardware Information
25 pin, socket, V.24/V.28 and
20mA (TTY potentially isolated)
9 pin, standard connector
25 pin, standard socket
6 pin, mini DIN socket
6 pin, mini DIN socket
First and second USB channel, additional
internal third USB channel for front interface
9 pin, standard socket, potentially isolated
port
RJ45
15 pin, socket
7-9

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