Connecting
4.1 Connection elements and operator controls
SIMATIC Panel PC 677B
18 Operating Instructions (Compact), 06/2008, A5E02217246-01
4.1 Connection elements and operator controls Connection and Operator Control Components of the Computer Unit
Locations of connection and operator control components
Pos Name Description
(1) PCI (e) 2 slots for PCI expansion
module
(2) DVI/VGA DVI/VGA socket for
CRT or LCD monitor with DVI
interface or
VGA monitor via
DVI/VGA adapter
(3) Compact Flash Slot for Compact Flash card
(4) COM 1 Serial interface (RS232)
9-pin D-sub connector
(5) USB 4 USB 2.0 interfaces
(2 interfaces can be
simultaneously used as high
current (500 mA) outputs)
(6) Ethernet 2 RJ45 connections for
10/100 Mbps
(7) PROFIBUS DP/MPI MPI interface (RS485,
electrically isolated),
9-pin D-sub plug
(8) On / Off switch -
(9) 100 - 240 V AC
or 24 V DC
Connection for AC or DC power
supply (depending on the
product variant, the figure
shows the AC power plug)
The relevant angle is included
with the device for interlocking
the connector.
(10) PROFINET CP 1616 onboard interface,
three RJ45 sockets (optional
product version)