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2 Press the Mute and Presentation buttons at the same time,
and then release. The software version number displays.
3 To change the hook flash time, follow the on-screen instruc-
tions.
To exit the Installation Menu and return to normal operation:
• Press the Exit button.
Maintenance and Repair
The 5303 Conference Phone is a single field-replaceable
product. There are no user serviceable parts inside either unit.
For repairs, return the entire 5303 Conference Phone to an
authorized Mitel Networks dealer.
Regulatory Notices
Notice to Canadian Customers
This Class B digital apparatus complies with Canadian Standard
ICES 003.
NOTICE: The Industry Canada label identifies certified equip-
ment in accordance with Industry Canada CS03. This certifica-
tion means that the equipment meets telecommunications
network protective, operational and safety requirements as
prescribed in the appropriate Terminal Equipment Require-
ments document(s). The department does not guarantee the
equipment will operate to the user's satisfaction.
Before installing this equipment, users should ensure that it is
permissible to be connected to the facilities of the local tele-
communications company. The equipment must also be
installed using an acceptable method of connection. The cus-
tomer should be aware that compliance with the above condi-
tions may not prevent degradation of service in some
situations.
Repairs to certified equipment should be coordinated by a rep-
resentative designated by the supplier. Any repairs or alter-
ations made by the user to this equipment, or equipment
malfunctions, may give the telecommunications company cause
to request the user to disconnect the equipment.