Fixing problems, Telephone maintenance, Troubleshooting – Deutsche Telekom Octophon F400 User Manual

Page 94: Pressed key does not respond, Telephone does not ring, You cannot dial an external number, To correct any other problem, Telephone maintenance troubleshooting

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Fixing problems, Telephone maintenance, Troubleshooting | Pressed key does not respond, Telephone does not ring, You cannot dial an external number, To correct any other problem, Telephone maintenance troubleshooting | Deutsche Telekom Octophon F400 User Manual | Page 94 / 106

This manual is related to the following products:

Octophon F600 Octophon F200