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Siemens Simatic PG 740 PIII Operating Instructions Manual page 21

Programming device
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Switching on the PG 740 PIII
To power up the device hold the On/Off switch for ON/Power Standby on the front
side for at least one second.
Hold the on/off switch down for one second to
commission the device.
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Operating Instructions PG 740 PIII
A5E00063150-03
Siemens Drives & PLCs
2
LED displays
ON/Standby display
Hard disk access
Floppy access
Submodule programming active
MPI/DP port active
Starting up and Operating the PG
Power ON: green
Power Standby: orange
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