Bosch GSM 509 - Manual (Page 21)

Keypad functions Display symbols
Function keys with
text line in display
The left function key turns your phone on and
off. When the phone is on, the function of these
keys varies according to whether you are in
standby, menu, or conversation mode. The text
line at the bottom of the display will inform
you of the actual function of each key at any
time.
Arrow keys up/down
For controlling volume level during conversa-
tion, and scrolling through menus, phone book,
lists, messages, etc.
Voice mail key
Press for one second and get quick access to
your voice mail.
Key
Press for one second to insert the "+" before
international phone numbers.
Key
Press for one second to insert a pause between
the main number and the extension number.
Last outgoing call
Press for one second and the call is initiated
automatically (only if you have activated speed
dialling).
Battery level indicator
4 bars: Battery is fully charged.
1- 3 bars: Battery is partly discharged.
0 bars:
Battery needs recharging.
You have limited conversation
time left. At the same time the
phone will emit a short warning
tone.
Signal strength indicator
The stronger the signal (more signal bars
displayed), the better the radio connec-
tion.
Scroll indicators
Show you that there are more functions
up or down which you can access.
Call indicators
There is a new call for you.
. 2 You have missed two calls.
SMS message indicators
There is a new message for you.
On: There are still unread messages.
Flashing: The SMS memory is full.
Voice mail indicator
Indicates that there is a voice mail for you.
Call divert indicator
On: All calls to your mobile telephone are
diverted to another telephone number.
Flashing: Check the status of your call diverts.
Volume level indicator
Indicates volume level when adjusting.
Tones indicator
On: Ring volume off.
Flashing: All tones off.
See page 23 for more information.
Display and keypad backlighting
The backlight switches on automatically when
you press a key. In standby mode the light will
automatically switch off if no key is pressed for
10 seconds or more.
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509 DUAL GB 02/09/99 15:12 Side 38 (Sort plade)