Ericsson R250d PRO, Руководство пользователя

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Learning About Your Terminal 15
Descriptions of Terminal Features
This table lists the distinguishing features of the Ericsson
terminal described in this manual.
Upper Side
Key • Press to increase volume during a call while in
Phone Mode.
Lower Side
Key • Press to decrease volume during a call while in
Phone Mode.
Mode/
Volume
Control • Push button to switch the terminal between Radio
and Phone Mode (when the button is out Radio
Mode is selected, when the button is in, Phone
Mode is selected).
• Knob increases or decreases the speaker high-level
volume for Radio Mode.
• Release button after answering a call in Phone
Mode to put phone into Speakerphone Submode.
• Turn to increase or decrease the speaker high-level
volume for Speakerphone Mode.
• Push button down after answering a call in Radio
Mode to put phone into Private Submode.
PTT
(Push-To-
Talk Button)
• Press to place a call in Radio Mode.
• Press and hold the
PTT
button to unmute the micro-
phone and mute the speaker during conversation in
Radio Mode (releasing the
PTT
button will unmute
the speaker and mute the microphone). When plac-
ing a call in Radio Mode, the user must press and
release the
PTT
, and press and hold the
PTT
a second
time to unmute the microphone.
Alert Button • Press to view the default Alert Number.
• Press and hold to place a call to a preprogrammed
Alert Number (in Radio and Phone Mode).
• Press and hold during an active call to place a sec-
ond call to the Alert Number.
Note! Your service provider must activate 3-way calling.
R250d PRO
Side Volume Keys Yes
Phone Number Storage 150 phone numbers,
25 Group numbers,
and 5 Alert Numbers
Text Message Memory 2KB maximum
Last Dialed Memory 20 numbers
Caller ID Log 20 numbers