Siemens SIMATIC PANEL PC 877 - Manual (Page 253)

Detailed descriptions
17.6 BIOS setup
SIMATIC Panel PC 877
Operating instructions, Release 07/2006, A5E00877780-01
17-61
17.6.7 Power menu
This menu has the following layout.
Figure 17-17 "Power" menu (Example)
The Power menu offers a number of power saver modes for environmentally friendly
computing:
[Disabled] no energy-saving functions Power Savings
[Customized,
Maximum
Power
Savings,
Maximum
Performance]
freely selectable or default values for min./max. energy saving
functions. You can set the parameters for Standby Time-out
and Fixed Disk Timeout, or they are set automatically to their
defaults.
[Disabled] The hard disk is not switched off. Hard Disk Timeout
[6, 8, 10, 15] Minutes after the last access the hard disk drive is switched
off. The next time it is accessed, the hard disk starts spinning
again after a brief delay.