COMpact 5200/5200R/5500R - Firmware V7.2 - Advanced Information V04 07/2018
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Appendix Matériel
Buttons
Buttons
On the CPU module of the PBX, the various buttons are located to e. g.
reboot the PBX, to restore the previous firmware or to set the PBX to factory
settings.
Performing a Restart Immediately by Pressing a Button
1. Press the
Reset
button on the CPU module.
Warning:
Touching voltage-carrying conductors or phone
connections can cause life-threatening electric shocks.
•
For some installation and maintenance work, it is
necessary to open the PBX while it is in operation (qualified
electrician only). Make sure that the PBX is never left
unattended while working with an open casing. Close the
casing after completing this work.
•
Only a qualified electrician may perform installation work
within an open casing or service work using the buttons
inside the casing. If necessary, commission a specialised
dealer to perform this work.
Warning:
Power surges, which can occur during electrical
storms, can cause life-threatening electric shocks and
damage or destroy the PBX.
•
Do not open the PBX during an electrical storm.