Siemens optiPoint 400 User Manual download pdf (Page 12)

Step by Step

Making Calls – Basic Functions

Answering Calls

Special default ring signaling is set for your telephone:

• When you receive an internal call, your telephone

rings once every four seconds (single-tone

sequence).

• When you receive an external call, your telephone

rings twice in rapid succession every four seconds

(dual-tone sequence).

• When you receive a call from the entrance tele-

phone, your telephone rings three times in rapid

succession every four seconds (triple-tone se-

quence).

• If a call is waiting, you hear a short tone (beep) every

six seconds.

The number or the name of the caller appears on the

display.

Answering a Call With the Handset

The telephone rings. The caller appears on the screen.

n Lift the handset.

u or v Raise or lower the volume. Keep pressing the key until

the desired volume is set.

Answering a Call with the Speaker

(Speakerphone Mode)

The telephone rings. The caller appears on the screen.

Press the key. The LED lights up.

Speakerphone mode.

u or v Raise or lower the volume. Keep pressing the key until

the desired volume is set.

This function is not available with

optiPoint 400 economy.

Speaker

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Siemens optiPoint 400 User Manual Page 12