4 Operating ManualImportant InformationWARNING• THIS UNIT MAY ONLY BE INSTALLED AND SERVICED BY QUALIFIED SERVICEPERSONNEL.• IF DAMAGE TO THE UNIT EXPOSES ANY INTERNAL PARTS, DISCONNECT THEPOWER SUPPLY CORD IMMEDIATELY AND RETURN THE UNIT TO YOUR DEALER.• UNPLUG THIS UNIT FROM THE AC OUTLET IF IT EMITS SMOKE, AN ABNORMALSMELL OR MAKES UNUSUAL NOISE. THESE CONDITIONS CAN CAUSE FIRE ORELECTRIC SHOCK. CONFIRM THAT SMOKE HAS STOPPED AND CONTACT ANAUTHORIZED PANASONIC FACTORY SERVICENTER.• WHEN RELOCATING THE EQUIPMENT, FIRST DISCONNECT THE TELECOMCONNECTION BEFORE DISCONNECTING THE POWER CONNECTION. WHEN THEUNIT IS INSTALLED IN THE NEW LOCATION, RECONNECT THE POWER FIRST,AND THEN RECONNECT THE TELECOM CONNECTION.• THIS UNIT IS EQUIPPED WITH A GROUNDING CONTACT PLUG. FOR SAFETYREASONS THIS PLUG MUST ONLY BE CONNECTED TO A GROUNDING CONTACTSOCKET THAT HAS BEEN INSTALLED ACCORDING TO APPLICABLEREGULATIONS.• TO PREVENT POSSIBLE FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THISPRODUCT TO RAIN OR MOISTURE.• THE POWER SUPPLY CORD IS USED AS THE MAIN DISCONNECT DEVICE.ENSURE THAT THE AC OUTLET IS LOCATED NEAR THE EQUIPMENT AND ISEASILY ACCESSIBLE.• TO PROTECT THIS UNIT FROM STATIC ELECTRICITY, DO NOT TOUCH ANYEXTERNAL CONNECTORS OF THE UNIT.