Siemens Hicom 150 E Office - Central COS Change; Retrieve Line

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Retrieve Line
Call is on hold and has been parked on a
line
Central COS Change
Locking/Unlocking another telephone
Lift the handset.
Enter the code
*
63.
Enter the line number.
6 3
Lift the handset.
Enter the code
*
943.
Enter the station number.
Enter the
*
= Locking
or
Enter the # = Unlocking
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