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Flash — sends an electronic switchhook
signal for use with special phone servic-
es such as Call Waiting.
Volume Control — lets you adjust the
volume you hear through the handset.
Hold — lets you put a call on hold, so
you can answer another call or page
someone.
Redial — lets you quickly redial the last
number dialed.
Touch/Pulse Dialing — lets you use
your phone with tone or pulse service.
This telephone has been tested and
found to comply with all applicable UL
and FCC standards.
We recommend you record your phone’s
serial number here. The number is on
the bottom of the base.
Serial Number: __________________
Important Caller ID Information
To use the phone’s Caller ID and Call
Waiting features, you must be in an area
where Caller ID and Call Waiting servic-
es are available and you must subscribe
to the services.
Where Caller ID is offered, one or more
of the following options are generally
available:
• Caller’s number only
• Caller’s name only
• Caller’s name and number
For the ET-521’s Caller ID memory dial
feature to operate, you must receive the
caller’s number.
This symbol is intended to alert you to
the presence of uninsulated danger-
ous voltage within the product’s enclo-
sure that might be of sufficient
magnitude to constitute a risk of elec-
tric shock. Do not open the product’s
case.
This symbol is intended to inform you
that important operating and mainte-
nance instructions are included in the
literature accompanying this product.
RISK OF ELECTRIC SHOCK.
DO NOT OPEN.
CAUTION: TO REDUCE THE RISK OF
ELECTRIC SHOCK, DO NOT REMOVE
COVER OR BACK. NO USER-SERVICE-
ABLE PARTS INSIDE. REFER SERVIC-
ING TO QUALIFIED PERSONNEL.
Warning: To prevent fire or shock
hazard, do not expose this product
to rain or moisture.
CAUTION
!
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43-1021.fm Page 3 Tuesday, August 17, 1999 9:14 AM