Vizio EXES-6000 CP-64 Hands-free Master Station Model HF-620M/630M/631M/650M

3) Hands-free Master Station Model HF-620M/630M/631M/650M NP Type

	Speaker
Speaker volume switch	In-use lamp

Privacy switch

Dial keys

Microphone

key

HF-620M	HF-630M	HF-650M
	HF-631M

<Making a call >

1.Touch dial the station number you wish to call, regardless of whether the Privacy switch of your station is in the ON position or OFF position.

2.Start conversation after the calling tone stops.

3.When the line is busy, a busy tone is heard and you can camp on the line by simply waiting. As soon as the line becomes free, your call is automatically connected.

4.During a call attempt made by means of the continu-

ous calling tone, you can break in on the calling tone

by continuously depressing the key to make a voice call through the station speaker of the called party.

5.When the party you call is in a high noise level area,

your continuously depressing the key allows one-way conversation to that party. As long as you

depress the key, your voice has dominance

and releasing the key will reverse the one-way conversation from that party to you.

6.To terminate the conversation, depress the key.

< Responding to a call >

[In the case that the Privacy switch is in the OFF position.]

7. Respond to the call after the calling tone stops .

[In the case that the Privacy switch is in the ON posi- tion.]

8.The continuous calling tone function is made avail-

able to any station if its Privacy switch is placed in the ON position. Depressing any key (

) other than the key causes the continu- ous calling tone to stop and puts the station in the conversation mode.

Note.

1.The sound volume of the speaker may be adjusted by means of the 2-stage volume selector (VOL) switch.

2.With no speaker built inside, the HF-650M needs to be connected to a separate speaker. Also, the HF-650M is fitted with no Privacy switch.

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