Removing And Reinstalling The S7-1200 Terminal Block Connector - Siemens SIMATIC S7 System Manual

Removal
Prepare the CPU for removal of the SB by removing power from the CPU and removing the
top and bottom terminal block covers from the CPU.
To remove the SB, follow these
steps:
1. Place a screwdriver into the slot
2. Gently pry the SB up to disengage
3. Remove the SB straight up from
4. Replace the SB cover.
5. Replace the terminal block covers.
2.2.5

Removing and reinstalling the S7-1200 terminal block connector

The CPU, SB and SM modules provide removable connectors to make connecting the wiring
easy. To prepare the system for terminal block connector removal:
● Remove power from the CPU.
● Open the cover above the connector.
To remove the connector, follow these steps:
1. Inspect the top of the connector and
2. Insert a screwdriver into the slot.
3. Gently pry the top of the connector
4. Grasp the connector and remove it
S7-1200 Programmable controller
System Manual, 11/2009, A5E02486680-02
on top of the SB.
it from the CPU.
its mounting position in the top of
the CPU.
locate the slot for the tip of the
screwdriver.
away from the CPU. The connector
will release with a snap.
from the CPU.
2.2 Installation and removal procedures
Installation
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