HEADSET OPERATION

22

Headset Enable/Disable

22

Headset Assembly

22

Adjusting the Headset Volume

22

Making an Outgoing Call Using the Headset

23

Answering an Incoming Call

23

INTERCOM

24

Direct Station Select (DSS) Keys

24

Placing an Intercom Call

24

Answering an Intercom Call

25

PAGING

26

Paging a Specific Extension

26

Receiving an Individual Page

26

Answering an Individual Page

26

Paging All Extensions

26

Answering a Page to All Extensions

26

TELEPHONE FEATURES AND OPERATIONS

27

Pause

27

Flash

27

Mute

27

Tone

27

Do Not Disturb (DND)

27

Line Privacy

28

Call Transfer

28

Speed Dialing

28

Conference Calling

30

Technical Specifications

31

CARE AND MAINTENANCE

32

TROUBLESHOOTING

33

LIMITED WARRANTY STATEMENT

35

WALL MOUNTING TEMPLATE

36

4

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IBM 412CID, 4900 installation and operation guide Intercom