ENGLISH 3For DDX771/DDX491HD/DDX471HD/DDX371/DDX310BT/DDX271: CAUTIONUse of controls or adjustments or performanceof procedures other than those specified hereinmay result in hazardous radiation exposure. Incompliance with Federal Regulations, the followingare reproductions of labels on, or inside the productrelating to laser product safety.JVC KENWOOD Corporation2967-3, ISHIKAWA-MACHI, HACHIOJI-SHI, TOKYO,JAPANTHIS PRODUCT COMPLIES WITH DHHS RULES21CFR SUBCHAPTER J IN EFFECT AT DATE OFMANUFACTURE.Location : Top plateFor DDX771/DDX491HD/DDX471HD/DDX371/DDX310BT/DDX271:FCC WARNINGThis equipment may generate or use radiofrequency energy. Changes or modifications to thisequipment may cause harmful interference unlessthe modifications are expressly approved in theinstruction manual. The user could lose the authorityto operate this equipment if an unauthorizedchange or modification is made.FCC NOTEThis equipment has been tested and found tocomply with the limits for a Class B digital device,pursuant to Part 15 of the FCC Rules. These limits aredesigned to provide reasonable protection againstharmful interference in a residential installation.This equipment may cause harmful interference toradio communications, if it is not installed and usedin accordance with the instructions. However, thereis no guarantee that interference will not occur in aparticular installation. If this equipment does causeharmful interference to radio or television reception,which can be determined by turning the equipmentoff and on, the user is encouraged to try to correctthe interference by one or more of the followingmeasures:• Reorient or relocate the receiving antenna.• Increase the separation between the equipmentand receiver.• Connect the equipment into an outlet on acircuit different from that to which the receiver isconnected.• Consult the dealer or an experienced radio/TVtechnician for help. Cautions on the monitor:• The monitor built into this unit has beenproduced with high precision, but it may havesome ineffective dots. This is inevitable and is notconsidered defective.• Do not expose the monitor to direct sunlight.• Do not operate the touch panel using a ball-pointpen or similar tool with a sharp tip.Touch the buttons on the touch panel with yourfinger directly (if you are wearing a glove, take itoff).• When the temperature is very cold or very hot...– Chemical changes occur inside, causingmalfunction.– Pictures may not appear clearly or may moveslowly. Pictures may not be synchronized withthe sound or picture quality may decline in suchenvironments.For safety...• Do not raise the volume level too much, as thiswill make driving dangerous by blocking outsidesounds, and may cause hearing loss.• Stop the car before performing any complicatedoperations.Temperature inside the car...If you have parked the car for a long time in hot orcold weather, wait until the temperature in the carbecomes normal before operating the unit.How to reset your unitDDX771DDX491HD/DDX471HD/DDX371/DDX310BT/DDX3071BT/DDX271/DDX2071If the unit fails to operate properly, press the Resetbutton. The unit returns to factory settings whenthe Reset button is pressed (except the registeredBluetooth devices).BEFORE USE