Mercedes-Benz SL Roadster 2012 Owner's Manual page 624

sion surrounding the possible health risk
posed by electromagnetic fields.
Observe the notes on operating mobile
phones ( page 551).
Y
The following aerial positions may be used for
the correct installation of RF transmitters:
Approved aerial positions
Rear wing
:
i
On the rear wing, it is recommended that
you position the aerial on the side of the
vehicle closest to the centre of the road.
Use Technical Specification ISO/TS 21609
(Road Vehicles – "EMC guidelines for fitting
aftermarket radio frequency transmitting
equipment") when retrofitting RF (radio fre-
quency) transmitters. Comply with the legal
requirements for add-on parts.
If your vehicle has fittings for two-way radio
equipment, use the power supply or aerial
connections intended for use with the basic
wiring. Be sure to observe the manufacturer's
additional instructions when installing.
Deviations with respect to wavebands, maxi-
mum transmission outputs or aerial positions
must be approved by Mercedes-Benz.
Vehicle electronics
The maximum transmission output (PEAK) at
the base of the aerial must not exceed the
following values:
Waveband
Short wave
3 - 54 MHz
4 m waveband
74 - 78 MHz
2 m waveband
144 - 174 MHz
Trunked radio/Tetra
380 - 460 MHz
70 cm waveband
400 - 460 MHz
GSM/DCS/PCS
850/900/1800/1900
UMTS/LTE
The following can be used in the vehicle with-
out restrictions:
RF transmitters with a maximum transmis-
R
sion output of up to 100 mW
Mobile phones (GSM/DCS/PCS/UMTS/
R
LTE)
There are no restrictions when positioning the
aerial on the outside of the vehicle for the fol-
lowing wavebands:
Trunked radio/Tetra
R
70 cm waveband
R
GSM/DCS/PCS
R
UMTS/LTE
R
621
Maximum
transmission
output
30 W
15 W
25 W
10 W
15 W
10 W
10 W
Z