Siemens SIMATIC Rack PC 547B, Руководство по эксплуатации, Страница: 65 / 136

SIMATIC Rack PC 547B
Operating Instructions, 12/2007, A5E01127519-02
65
Maintenance and service
11
11.1 Removing and installing hardware components
11.1.1 Repairs
Performing repairs
Only authorized personnel are permitted to repair the device.
WARNING
Unauthorized opening and improper repairs on the device may result in substantial damage
to equipment or endanger the user.
● Always disconnect the power connector before you open the device.
● Install only system expansions which are designed for this computer. If you install other
expansion devices, you may damage the system or violate the safety requirements and
regulations on RF suppression. Contact Technical Support or your local sales department
to find out which system expansions are suitable for installation.
If you install or exchange system expansions and damage your device, the warranty
becomes void.
NOTICE
Read the information about ESB.
Liability disclaimer
All specifications and approvals apply only to expansion units which are released by
SIEMENS.
No liability can be accepted for impairment of functions caused by the use of third-party
devices or components.
Tools
All mechanical installation tasks on the device can be carried out with Torx T10 and
Torx T20 screwdrivers as well as a side-cutter.