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MPORTANT USER INFORMATION
INTRODUCTION
These directions for use describe the user procedures to handle the
features available for the Aastra 7433ip phone.
This document is valid for MX-ONE Telephony System -– Telephony
Switch and MX-ONE Telephony System – Telephony Server. Whenever
only one system is applicable, this is specifically stated in the document.
All the procedures, suffix digits, tone messages and times used in this
document are according to the standard application system.
Not all exchanges are equipped with all features. By categorization, it is
possible to vary the number of features assigned to each individual
extension. This can affect the display information. The person or depart-
ment responsible for telecommunications in your organization, will
inform you of which features have been assigned to you.
The phone supports Dynamic Host Configuration Protocol (DHCP) for
determination of IP addresses.
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Note: Be careful not to keep credit cards near the phone, since they
may be demagnetized due to the strong magnets in the phone.
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Important Safety Instructions
Save these instructions. Read these safety instructions before use.
Note: When using your telephone or connected equipment, the
following basic safety precautions should always be followed to
reduce risk of fire, electrical shock and other personal injury.
Follow instructions in the equipment user guide or other documentation.
• Always install equipment in a location and environment for which it
is designed.
• For mains powered telephones: Only operate with the mains power
voltage indicated. If you are uncertain of the type of power supplied
to the building, consult property management or your local power
company.
• For mains powered telephones: Avoid placing the telephone power
cable where it can be exposed to mechanical pressure as this may
damage the cable. If the power supply cord or plug is damaged,
disconnect the product and contact qualified service personnel.
• The handset’s earcap region is slightly magnetic and may pick up
small metallic objects, such as 26/6 gauge staples. Check the
earcap region for metallic objects before use.
• Do not make any changes or modifications to equipment without
seeking approval from the party responsible for compliance. Unau-
