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Operating Requirements
• Any 2-wire analog line; if the IQ750’s Caller ID feature is required, please ensure that
your line delivers the necessary Caller ID data
• 240V mains outlet for 9V mains power adaptor (supplied) for full support of all
functions
• If 4 x AA Alkaline batteries (not supplied) are fitted in the absence of mains adaptor
or during mains power failure, they can provide up to one month's support of all
functions
• If no adaptor or battery power available - basic telephone operation (will automatically
power up approximately 1 second after lifting handset)
• Memory backup - no batteries required. All memories (except the Redial memory)
are non-volatile; their contents will be retained without any power
Liquid Crystal Display
• Liquid Crystal Display with a row of useful icon indicators, a number field and a
name field (16 characters each)
Message Waiting
The following types are supported:
• PABX compatible to 80VDC signal with red LED indicator
-some systems require the fitting of optional circuitry
• Polarity reversal (eg. Ericsson BP250) Message Waiting light built-in with red LED
indicator
• Centrex (eg. Telstra Spectrum and Nortel DMS) with both on-screen and LED indicators
• Type 2 Caller ID Call Waiting (CIDCW) during a call
• Telstra’s Flashing Message Indicator for MessageBank and Home Messages 101
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