does not find your mobile phone, external
authorization (
Y
page 40) may be
necessary.
i
If you call up the telephone list again, the
unauthorized devices are removed from the
list. In this case, start a new search to
update the Bluetooth
®
telephone list.
Authorizing a mobile phone
Option 1: using the passcode (access
code)
X
Select the mobile phone that is not yet
authorized from the Bluetooth
®
telephone
list by turning
cVd
the controller.
X
Select the list symbol to the right of the
entry by sliding
VY
the controller and
press
W
to confirm.
X
Select
Authorize
and press
W
to confirm.
The input menu for the passcode appears.
The passcode is any one to sixteen-digit
number combination which you can choose
yourself. You must enter the same number
combination in Audio 20 and in the
Bluetooth
®
-capable mobile phone (see the
mobile phone operating instructions).
i
Some mobile phones require a passcode
with four or more digits.
If you want to reauthorize a mobile phone
following de-authorization, you can select a
different passcode.
X
To enter a passcode in Audio 20: press
the number keys in succession.
¬
is highlighted after the first number
has been entered.
or
X
Select the numbers one after another by
turning
cVd
the controller and press
W
to
confirm. Then, select
¬
.
X
To confirm an entry in Audio 20: press
W
the controller.
X
Now enter the same passcode in the mobile
phone.
To make entries on the mobile phone: if
the Bluetooth
®
connection is successful, you
will be requested to enter the passcode
(access code, code) (see the mobile phone
operating instructions).
X
Enter the same passcode in the mobile
phone as already entered in Audio 20.
i
After entering the passcode, you may also
need to enter a confirmation in your mobile
phone to connect calls. Please check your
mobile phone display.
If the Audio 20 display shows the
Authorization failed.
message, you
may have exceeded the prescribed time
period. Repeat the procedure.
The mobile phone is connected to Audio 20
(authorized). You can now use the Audio 20
hands-free function to make calls on your
mobile phone.
Option 2: using Secure Simple Pairing
The mobile phone (or the Bluetooth
®
audio
device) must support the Bluetooth
®
version
2.1 for connection via Secure Simple Pairing.
Audio 20 generates a six-digit numeric code
that appears simultaneously on both devices
that will be connected.
Telephony via the Bluetooth
®
interface
39
Telephone
Z