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4 opening and exiting the bios setup – Siemens Simatic S7-400 User Manual

Page 451

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CPUs for M7-400

11-23

S7-400, M7-400 Programmable Controllers Module Specifications
A5E00069467-07

11.4.4

Opening and Exiting the BIOS Setup

Opening the Setup Menu

To open the Setup menu, press the following keys simultaneously while the CPU is

powering up and the POST window (Figure 11-6) is on the screen:

CTRL

+

Alt

+

ESC

or

ESC

under Remote Setup.

The Setup menu then appears to allow you to select the setup pages.

Figure 11-9 shows the front and rear view of the CPU 486-3 and CPU 488-3
without covering flap.

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The setup pages are
described on

Figure 11-9

Setup Menu

The Setup menu consists of:

A list box from which you can select the required setup page,

An OPEN button which opens the selected setup page when activated,

An EXIT button which closes the Setup menu after prompting you to decide
whether changes are to be saved or not,

The setup pages for the CPU 486-3 and CPU 488-3 are shown below.

The setup pages below show the default settings.

This manual is related to the following products: