3.2 Installation of the PBX
2.Turn the 4 screws anticlockwise to loosen them.
Screws
3.Pull the release lever in the direction of the arrow to disconnect the PSU from the back board.
Back Board
Release Lever
4.Replace the PSU.
New PSU | Current PSU |
5.Follow the steps in "Installing the Power Supply Unit".
Installation Manual
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