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174 User Manual
2.11.2 Accessing the ISDN Network Service (ISDN Network
Service Access)
You can access services provided by the ISDN Network.
To access an ISDN Service (1)
To access an ISDN Service (2)
• For more information about ISDN Network Services or the specific numbers, please consult
your ISDN Network provider.
• The ISDN Service button can be used, just after getting the outside line, during a call and
after disconnecting the call. (This depends on the type of the service provided by the ISDN
Network provider.)
4.1 Customising Your Phone (Station Programming)
• 4.1.2 Customising the Buttons
Create or re-arrange an ISDN Service button
4.3 Customising Your System (User Programming)
• 4.3.5 Flexible CO Button Assignment (005)
Off-hook.
On-hook.
D.Tone
PT
Seize an external line
(CO, 0 (or 9)* or 801 - 848).
Press ISDN
Service.
(ISDN Service)
(CO)
OR
OR
to
8 0 1
8 4 8
*) 0: [SA], 9: Others
0
(or )*
9
Off-hook.
On-hook.
D.Tone
PT
Seize an external line
(CO, 0 (or 9)* or 801 - 848).
Press ISDN
Service.
(ISDN Service)
Press ISDN
Service.
(ISDN Service)
Enter service
number.
service no.
(CO)
OR
OR
to
8 0 1
8 4 8
*) 0: [SA], 9: Others
0
(or )*
9