Maintenance and service

12.4 Installing and removing hardware components

12.4.2Open the device

Caution

Work on the open device may only be carried out by authorized and qualified personnel. Within the warranty time, you are only allowed to install expansions for memory and expansion card modules.

Caution

The device contains electronic components which may be destroyed by electrostatic charge.

You therefore need to take precautionary measures before you open the device. Refer to the (ESD) directives for handling components which are sensitive to electrostatic charge.

Tools

You can perform all installation tasks on the device using Torx T6, Torx T10, and Torx T20 screwdrivers and a Philips screwdriver.

Preparation

Disconnect the device from mains.

12-8

SIMATIC Panel PC 877

Operating instructions, Release 07/2006, A5E00877780-01

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Siemens PANEL PC 877 operating instructions Open the device, Preparation