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Answers to
frequently asked questions

You have questions regarding your telephone? Here you will find answers. Just select your product category (e.g. ISDN phones) and click on the relevant product.


Please select a product category and / or product.

Base PIN Reset

Handset in idle mode:

• Press menu key
• Enter * # 0 5 #
• Enter 3 7 6 2 0 0 0

Afterwards the base system code is 0000.

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