CPUs for M7-400
11-19
S7-400, M7-400 Programmable Controllers Module Specifications
A5E00069467-07
11.4.2 BIOS Hot Keys

BIOS Hot Keys

After power up, the BIOS offers the user a range of functions under MS-DOS.
These functions are executed by pressing the following groups of keys
simultaneously:
Table 11-7 BIOS Hot Keys with German and English Key Assignments
English Key Assignments German Key Assignments Function
CTRL Alt DEL
++ STRG Alt ENTF
++ Warm restart of the module
CTRL Alt HOME
++ STRG Alt POS1
++ Cold restart of the module
(power off/on with
initialization of all blocks)
CTRL Alt
++ STRG Alt
++
IDE hard disk in standby
mode
CTRL Alt
++
PGDN STRG Alt Bild
++
Screen saver on (dark
screen)
CTRL Alt
++
PGUP STRG Alt Bild
++
Screen saver off
Note
These functions can be overlaid by other operating systems or user programs
such as Windows.