Spectralink 7520 and 7540 User Guide
14158600 Version 10.0
March, 2014 7
Chapter 1: Getting Started
It is recommended that you read all information in this section before you use your handset.
Handset Information
Never use your handset under the following conditions:
• in the vicinity of electrical detonators
• in shielded rooms
• in areas where radio transmission is forbidden
• in aircrafts
Do not place a handset near:
• water, moisture or damp areas
• heat sources, direct sunlight or unventilated areas
• devices which generate strong magnetic fields such as electrical appliances, fluorescent
lamps, computers, radios, televisions or fax machines
• areas where the handset can be covered, its ventilation impaired, liquid spilled on the unit or
objects inserted into the handset through any openings.
• areas with dust, vibration, shock or temperature extremes
Check for small metal objects in the handset earpiece/mouthpiece before using the handset.
Do not store or locate flammable liquids, gases, or explosive materials in the same compartment
or vicinity as the cordless handset, its parts or accessories.
Charger Information
Two types of chargers can be used for the handset. An ordinary charger and a USB charger. The
USB charger supports a PC phone book management program, provided for the system
administrator
Table 1 Charger Information.
Warning
Ensure that the adapter voltage is the same as the electrical outlet voltage.The handset uses
radio signals and does not guarantee a connection in all circumstances. Do not rely on a
cordless handset to make emergency calls.
Location Type Part Number
USA Ordinary charger 84642472
Countries outside the USA Ordinary charger 84642464
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