Updating Or Upgrading The Pbx - Auerswald COMpact 4000 Operation Manual

Installation and Commissioning
Preparation (COMpact 4000)

Updating or Upgrading the PBX

A Earth terminal
Updating or Upgrading the PBX
Warning: Improper handling of the device can cause life-threatening
electric shocks and can damage or destroy the PBX.
• Only a qualified electrician may open the casing and perform installation
Warning: Touching voltage-carrying conductors or telephone connections
can cause life-threatening electric shocks.
• The PBX contains hazardous voltages, even outside the power supply
• Pull out the PBX's power plug before instructing a qualified electrician to
• Also disconnect the devices from additional power sources (e. g. UPS).
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work within an open casing.
unit (for instance ringer voltages). Work on active, contact-hazardous
parts is only permitted after creating a voltage-free state. Working close
to active parts is only permitted if these parts are voltage-free or are
protected against direct contact
open the casing to install extension modules.
COMpact 4000 - Firmware V6.6A - Installation, Operation and Configuration V03 03/2016