Indicators on the PC
Preparation for use and operation
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4 – Power-on indicator
•
The indicator lights green:
The PC is switched on.
•
The indicator lights up orange or flashes:
The PC is ready-to-operate or in energy-saving mode. After being switched on with the power
button, the PC switches on or returns to the state it was in before the energy-saving mode.
!
In an energy-saving mode the PC must not be switched off with the main power
switch (if present) or disconnected from the mains, as this may result in data
loss.
•
The indicator does not light up:
The PC is switched off (power switch at 0 or disconnected from the power supply) or ready-to-
operate. If the PC is ready-to-operate it can be enabled with the ON/OFF switch.
5 – Hard disk indicator
The indicator lights up when the hard disk drive of the PC is accessed.
6 – Message indicator
The indicator glows or flashes when the system has received a message or has reported a
malfunction. A detailed description can be found in the technical manual for the mainboard.