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Install key panel (optional) – AASTRA 4222 Office for MX-ONE (TSE) User Guide EN User Manual

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Dialog 4220 Lite/Dialog 4222 Office

Installation

Install key panel (optional)

(Dialog 4222 Office phone only).

1

Fasten the connector in the bottom of the hole using a finger or
a blunt tool. Make sure the connector fits before pressing it
down.

2

Press where the arrows are pointing, until you hear a “Click”
sound.

3

Install the stands as shown in the picture in section “Stand
positioning”.

Note: The key panel must be of type DBY 419 01, and it can
only be used in newer versions of the exchange.