Siemens 300 H - Manual (Page 5)

How to activate functions
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Step by Step
How to activate functions
... directly
Certain functions can be selected directly in the idle
state, for example:
Make your selection with and confirm it
with .
Other functions can be selected directly in certain
call situations.
You dial a number but the other party is busy:
Confirm with .
or
Make your selection with , confirm it with
and dial another number.
... via the Service Menu
First press the "Service Menu" key. You are then offered
a number of selection options. Example: suppressing
the number display at the called party (
Æ page 22):
Press the key.
OI
Use the service code in order to switch to the "Display
suppression" function. The service codes are listed in
the quick-reference operating instructions (annex).
or
Press the key.
Make your selection with and confirm it
with .
Select again with and confirm with .
... using a function key
You can activate directly a Hicom function which you
have stored on a key (
Æ page 47), e.g.
Press the key. The function is executed.
Var. call forw. on?
Callback?
Dial again?
Service Menu
Service Menu
Functions?
Display suppression?
Second call on/off