Siemens SIMATIC PG 720 PII Manual page 19

Left-Hand Side All the connectors and interface ports for connecting to external
Panel devices are located on the left side panel of the PG 720
(Communications (communications side).
Side)
Figure 3-2 Left-Hand Side Panel with Cover Plates Removed
Connectors and The following table contains an overview of the various interface ports
Ports and connectors on the left-hand side panel:
Table 3-3
VGA port
COM 2
Serial port
RS-232 / mouse
Serial port
COM 1
RS-232 /MODEM /PLC
Serial port
MPI (multipoint interface)
LPT 1 rinter LPT 1 printer
Parallel port
PS/2 mouse
External power supply unit
USB type A serial interface
PG 720 PII Programming Device
C79000-G7076-C756-02
COM 2 port
COM 1 port
Power supply
connector socket
Connectors on the Left-Hand Side Panel of the Unit
Ports and Connectors
Getting to Know the PG 720
VGA port
Power switch
LEDs
LPT1 port
PS/2 mouse
USB port
MPI/DP port
Function
Connection for external monitor
Connection for serial mouse
Connection for serial printer
Connection for S5 programmable
logic controller
Connection for S7 programmable logic
controller
Connection for parallel printer Connection for arallel rinter
Connection for PS/2 mouse
Connection for 17 V DC from external
power supply unit
Port for the Universal Serial Bus
3-5