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Button
This button can be used when the handset is connected to a PABX or a System ’X’ exchange. The
button is used to obtain a second line to the PABX while holding the original line (for example, when
transferring a call from one extension to another or when using some of the new features of the System
’X’ exchange*). See your PABX user guide, or contact your service provider** for details. See also page
7-2 of this user’s guide.
Ringer Switch
The ringer switch allows you to select the ring volume of the handset for incoming calls. Set to HI, LO,
or OFF according to your preference.
Tone/Pulse Switch
The handset is designed to operate on both Multi-Frequency (Tone) and Loop Disconnect (Pulse)
telephone lines.
The Tone/Pulse switch enables you to switch from tone dialling to pulse dialling or vice versa. Contact
your service provider** for further information.
Use a pointed instrument to set this switch to P (pulse dialling) or T (tone dialling).
Numeric Buttons
Use the numeric buttons to dial the number of the party you wish to call.
Button
Press this button to enter a pause between numbers. (For pulse dialling only.)
# Button
Press this button to redial the last number you called. (For pulse dialling only.)
*
System ’X’ exchange features include B.T. STAR SERVICES (UK only), THREE WAY CALLING, and CALL
WAITING.
**UK only: Service providers are either British Telecom, Kingston Upon Hull City Council, Mercury Communications
or your PABX supplier or maintainer.
Optional Handset
B-7