M155 settings
42
:
:
6. Repeatedly press the Upper key for a short
time until the display shows: the required
melody.
The melodies will be played when going
through the various melodies.
7. Press the Lower key for a short time.
8. Simultaneously press both keys for a short
time.
9. Simultaneously press both keys for a short
time.
The M155 returns to the idle mode.
Defining the notification option
The M155 gives a notification beep in the following circumstances:
When a normal message is received;
When the M155 leaves the DECT system (coverage warning).
To turn the notification beep on or off, perform the following steps:
1. Simultaneously press both keys for a short
time.
2. Repeatedly press the Upper key for a short
time until the display shows:
Audio
3. Press the Lower key for a short time.
