
RH-109
Warnings and Cautions
Warnings and cautions
Warnings
zIF THE DEVICE CAN BE INSTALLED IN A VEHICLE, CARE MUST BE TAKEN ON INSTALLATION IN VEHICLES FITTED WITH
ELECTRONIC ENGINE MANAGEMENT SYSTEMS AND ANTI-SKID BRAKING SYSTEMS. UNDER CERTAIN FAULT
CONDITIONS, EMITTED RF ENERGY CAN AFFECT THEIR OPERATION. IF NECESSARY, CONSULT THE VEHICLE DEALER/
MANUFACTURER TO DETERMINE THE IMMUNITY OF VEHICLE ELECTRONIC SYSTEMS TO RF ENERGY.
zTHE PRODUCT MUST NOT BE OPERATED IN AREAS LIKELY TO CONTAIN POTENTIALLY EXPLOSIVE ATMOSPHERES, FOR
EXAMPLE, PETROL STATIONS (SERVICE STATIONS), BLASTING AREAS ETC.
zOPERATION OF ANY RADIO TRANSMITTING EQUIPMENT, INCLUDING CELLULAR TELEPHONES, MAY INTERFERE WITH
THE FUNCTIONALITY OF INADEQUATELY PROTECTED MEDICAL DEVICES. CONSULT A PHYSICIAN OR THE
MANUFACTURER OF THE MEDICAL DEVICE IF YOU HAVE ANY QUESTIONS. OTHER ELECTRONIC EQUIPMENT MAY ALSO
BE SUBJECT TO INTERFERENCE.
zBEFORE MAKING ANY TEST CONNECTIONS, MAKE SURE YOU HAVE SWITCHED OFF ALL EQUIPMENT.
Cautions
zServicing and alignment must be undertaken by qualified personnel only.
zEnsure all work is carried out at an anti-static workstation and that an anti-static wrist strap is worn.
zEnsure solder, wire, or foreign matter does not enter the telephone as damage may result.
zUse only approved components as specified in the parts list.
zEnsure all components, modules, screws and insulators are correctly re-fitted after servicing and alignment.
zEnsure all cables and wires are repositioned correctly.
zNever test a mobile phone WCDMA transmitter with full Tx power, if there is no possibility to perform the
measurements in a good performance RF-shielded room. Even low power WCDMA transmitters may disturb
nearby WCDMA networks and cause problems to 3G cellular phone communication in a wide area.
zDuring testing never activate the GSM or WCDMA transmitter without a proper antenna load, otherwise GSM
or WCDMA PA may be damaged.
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