Button functions COMtrexx Flex
The COMtrexx Flex offers the following buttons for proceeding service functions:
aLED Power
bLED Status
cButton Reset
dButton Software altern.
eButton Software default
Restart 
To initiate a restart, proceed as follows:
*Caution: All connections to/from the web server, all calls and data services are terminated. Unsaved data will be lost!
Press the Reset button.
The LEDs indicate the following states:
The Power LED lights up/flashes in red and orange for up to two minutes.
If the LED Power lights up in green again, the restart is complete and the PBX is ready for operation.
*Note: If the Power LED remains permanently red, there is an error. If necessary, try booting with the alternative firmware using the key procedure (Restoring firmware). If this is also unsuccessful, contact your dealer or the manufacturer directly.
*Further help under Restart
Restoring firmware 
To restore the previous firmware (e.g. in case of problems after an update), proceed as follows:
*Important: First read the steps to be taken.
*Caution: Afterwards a restart is carried out automatically. This interrupts all the connections with/to the web server, all the calls and the data services. Unsaved data is lost!
1.Successively press the buttons Reset and Software altern. and keep the button Software altern. pressed.
The LEDs indicate the following states:
The Status LED starts to quickly blink in orange.
The LED switches off after a short time.
2.Let go of the Software altern. button.
The LEDs indicate the following states:
The Power LED lights up/flashes in red and orange for up to two minutes.
If the Power LED lights up in green again, the restart is complete and the PBX is ready for operation.
*Note: If the Power LED remains continuously lit in red, an error has occurred. Please contact your dealer or the manufacturer directly.
*Further help under Firmware Update
Factory settings 
To restore the factory settings, proceed as follows:
*Important: First read the steps to be taken.
*Caution: Afterwards a restart is carried out automatically. All connections to/from the web server, all calls and data services are terminated. Unsaved data will be lost!
1.Successively press the buttons Reset and Software default and keep the button Software default pressed.
The LEDs indicate the following states:
The Status LED starts to quickly blink in red.
The LED switches off after a short time.
2.Let go of the Software default button.
The LEDs indicate the following states:
The Power LED lights up/flashes in red and orange for up to two minutes.
If the LED Power lights up in green again, the restart is complete and the PBX is ready for operation.
*Note: If the Power LED remains permanently red, there is an error. If necessary, try booting with the alternative firmware using the key procedure (Restoring firmware). If this is also unsuccessful, contact your dealer or the manufacturer directly.
*Note: If you let go of the Software defaultbutton too late, the PBX restarts without making any changes.