User guide
17 
Making An Internal Call 
• Lift handset. 
• Listen for internal dial tone.         
• Dial the required extension number.The extensions are numbered 1 
to 4. 
• Listen for ring tone. 
If the called extension is busy you will hear the engaged tone. 
At the end of the call, or if there is no answer, replace the handset. 
Making An Exchange Line Call 
• Lift handset. 
• Listen for internal dial tone. 
• Dial 9. 
• Listen for external dial tone. 
• Dial required number. 
• At the end of the call, or if there is no answer, replace the handset. 
Emergency Calls can be made from any extension, even if "call 
barred". Remember to dial 9, then 999, or 9, then 112 after hearing dial 
tone. 
Answering An Internal Call
A single ring repeated every three seconds indicates an internal call from 
another extension. 
• Lift handset. 
• Answer call. 
• At end of call replace handset. 
USING THE MULTI 4 










