Siemens Hicom 150 H Operating Instructions Manual page 3

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The feature keys on the Hicom Attendant C system telephone have the following default
assignments and can be given different assignments by the service technician, if neces-
sary.
Night Service
Phone Book
Calls Waiting
Override
Hold
Call Key 1
Call Key 2
Release
You can also modify or program the key assignments yourself (refer to the telephone op-
erating instructions). In order to retain the functionality of the Hicom Attendant C, it is ad-
visable not to change the key assignments (exception: disconnect key Æ page 17).
You can increase the number of feature keys (especially internal repdial keys) for the Hicom
Attendant C by adding optiset E key modules or busy lamp fields (configurable by the
service technician, not for U.S.). Refer to the following table:
Total Keys
Number of key modules
Key module keys
Number of busy lamp fields
Busy lamp field keys
By connecting the maximum of two key modules and two busy lamp fields, you can pro-
vide a visual busy indication for up to 212 internal repdial keys (with internal station num-
bers).
Basic Functions
6
Turn night answer mode on and off (Æ page 18).
Open the internal phone book (Æ page 14).
Find out how many calls are
waiting (Æ page 19).
Join a call in progress (Æ page 19).
Place a party on hold (Æ page 20).
First external call (incoming or outgoing) (Æ page 7,
Æ page 9, Æ page 13).
Second external call (incoming or outgoing) (Æ page 7,
Æ page 9, Æ page 13).
Release a call (Æ page 12) or establish a connection
(Æ page 16).
16 32 48 64
1 2 3 4
16 32 48 64
– – – –
– – – –
90 106 122 180 196 212
– 1 2 –
– 16 32 –
1 1 1 2
90 90 90 180 180 180
1 2
16 32
2 2