Operating Mode Buttons - Siemens SIMATIC S7-1500 Manual

Product overview

2.5 Operating mode buttons

2.5 Operating mode buttons
You use the operating mode buttons to set the operating mode of the CPU.
The following table shows the meaning of the corresponding operation of the operating mode
buttons.
Table 2- 5 Meaning of the operating mode buttons
Operation of the operating mode but-
tons
RUN
STOP
MRES
1. Press the operating mode button
STOP.
Result: The RUN/STOP LED lights
up yellow.
2. Press the operating mode button
STOP until the RUN/STOP LED
lights up for the 2nd time and re-
mains continuously lit (this takes
three seconds). After this, release
the button.
3. Press the operating mode button
STOP again within the next three
seconds.
28
Meaning
RUN mode
STOP mode
Manual memory reset
(with inserted SIMATIC
memory card)
or
Reset to factory settings
(without inserted SIMATIC
memory card):
Explanation
The CPU is executing the user program.
The user program is not being executed. (STOP
ACTIVE LED lights up).
The CPU executes memory reset.
or
The CPU is reset to its factory settings.
You can find additional information in the S7-
1500/ET 200MP system manual
(https://support.industry.siemens.com/cs/ww/den/
view/59191792).
CPU 1511-1 PN (6ES7511-1AK02-0AB0)
Manual, 12/2017, A5E40869673-AA