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1 activating the automatic key lock, Press menu, select , and press select, Select locks and press select – AASTRA DT690 for BusinessPhone User Guide EN User Manual

Page 98: Select automatic key lock and press select, Select on, and press select, Press back to save the setting, 2 activating the manual key lock, Press, Press lock, 1 unlocking the key lock manually

1 activating the automatic key lock, Press menu, select , and press select, Select locks and press select | Select automatic key lock and press select, Select on, and press select, Press back to save the setting, 2 activating the manual key lock, Press, Press lock, 1 unlocking the key lock manually | AASTRA DT690 for BusinessPhone User Guide EN User Manual | Page 98 / 127 1 activating the automatic key lock, Press menu, select , and press select, Select locks and press select | Select automatic key lock and press select, Select on, and press select, Press back to save the setting, 2 activating the manual key lock, Press, Press lock, 1 unlocking the key lock manually | AASTRA DT690 for BusinessPhone User Guide EN User Manual | Page 98 / 127