PLC concepts
5.5 Using a memory card
S7-1200 Programmable controller
140 System Manual, V4.2, 09/2016, A5E02486680-AK
Table 5- 41 Inserting a memory card
To insert a memory card, open the top CPU
door and insert the memory card in the slot. A
push-push type connector allows for easy
insertion and removal.
The memory card is keyed for proper installa-
tion.
CPU behavior when you insert a memory card
When you insert a memory card in the CPU, the CPU peforms the following steps:
1. Transitions to STOP mode (if not already in STOP mode)
2. Prompts for one of the following choices:
– Power cycle
– Transition to RUN mode
– Perform a memory reset
3. Evaluates the card
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