Introduction
For Best Performance
•Use the unit in a quiet room. Ambient noise of less than 50 dBA is recommended.
•Use the unit in a room with minimal echoing. Do not place the unit near walls, windows, partitions, etc.
•During the first 30 seconds of a TEL call, the unit adjusts itself for optimal sound quality. Speak in turns with the other party at the beginning of a conversation. (The time required varies depending on the condition of the telephone line and the audio characteristics of the room.) During this time, sound may cut out or fade in and out. This is normal.
•Do not obstruct the unit during calls. Keep your hands, as well as common objects such as folders, cups, and coffee pots away from the unit during calls.
Data Security
We recommend observing the security precautions described in this section, in order to prevent the following:
–loss, disclosure, falsification, or theft of user information
–unauthorized use of the unit
–interference or suspension of use caused by an unauthorized party
We cannot be responsible for damages resulting from the misuse of this product.
Note
•This product can be used to store and log user information. User information is defined as the following:
–phonebook entry names, phone numbers, and IP addresses
–call history (redial list)
–recordings stored on the SD memory card
Preventing Data Loss
•Use a computer to make periodic backups of recordings stored on the SD memory card.
•Keep a separate record of all information stored in the phonebook.
Preventing Data Disclosure
•Do not leave the unit or SD memory card in a location where it can be accessed or removed without authorization.
•Store backups in a secure location.
•Do not store sensitive personal information in the unit.
•In the following situations, make a record of information stored in the phonebook, initialize the unit (see page 56), and remove the SD memory card from the unit.
–Before disposing of the unit
–Before handing the unit over to a third party
–Before having the unit serviced
•Make sure the unit is serviced by only a certified technician.
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Operating Instructions | Document Version 2008/10 |