SIMATIC IPC547D
Operating Instructions, 06/2011, A5E03473780-01
57
Installing hardware expansions
6
6.1 Opening the device
CAUTION
Malfunctions and electric shock through repair
Improper repairs jeopardize operational reliability and damage the device.
The results are personal injuries and damage to the plant.
Take the following precautions:
Always disconnect the power plug before you open the device.
Close the device after every repair.
CAUTION
Electrostatic sensitive devices (ESD)
The device contains electronic components which are destroyed by electrostatic charges.
This can result in malfunctions and damage to the machine or plant.
Therefore, make sure you take precautionary measures even when you open the device,
for example, when opening device doors, device covers or the housing cover. For more
information, refer to the chapter "ESD guidelines (Page 91)"
Limitation of Liability
All technical specifications and approvals apply only to expansions which are approved by
the Siemens AG. We are not liable for functional limitations caused by the use of third-party
devices or components.
Observe the installation instructions for the components. UL approval of the device only
applies when UL-approved components are used according to their "Conditions of
Acceptability".
Requirement
● The device is disconnected from the power network.
● All connection cables are unplugged.
● T10 screwdriver
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