Removing And Installing Expansion Modules; Removing And Installing The Bus Board - Siemens SIMATIC PC RI25/45 Technical Description

1.3.10

Removing and Installing Expansion Modules

1.3.11

Removing and Installing the Bus Board

SIMATIC PC RI25/45, Technical Description
C79000-G7076-C808-01
Disconnect all connectors. Write down previous connections.
Release the screw which mounts the modules on the back of the system
unit.
Carefully remove the module without bending it.
To install the new module, proceed in reverse order.
First remove all expansion modules.
Disconnect all connectiong cables or connectors and write down their
previous connections.
Release 5 screws (2 at the front with the spacer between the CPU board
and 3 screws at the back).
Lift the bus board out of the connector to the CPU board.
To install a new board, proceed in reverse order.
System Unit
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