Kenwood KDC-B7021 Instruction Manual

Also see for KDC-7021: Service manual

— 35 —? The sound quality is poor or distorted.25✔ One of the speaker wires is being pinched by a screw in the car.☞ Check the speaker wiring.✔ The speakers are not wired correctly.27☞ Reconnect the speaker wires so that each output terminal isconnected to a different speaker.? The Mask Key item isn’t displayed in the Menu System.33✔ The Mask Key function is already activated.☞ When the Mask Key function is activated it isn’t displayed in themenu items.? The Touch Sensor Tone doesn’t sound.34✔ The preout jack is being used.☞ The Touch Sensor Tone can’t be output from the preout jack.? Even though Synchronize Clock is ON, the clock can’t be adjusted.35✔ The received RDS station isn’t sending time data.☞ Receive another RDS station.? Even though the vehicle light switch is turned ON, the unit’s displaywon’t dim.36✔ The dimmer wire isn’t connected.☞ Connect the dimmer wire correctly.? The display color changes subtly. 38-2✔ This is because thetemperature is different than the temperaturewhen the setting was done.☞ The display color condition changes subtly according.to theambient temperature.Tuner source? Radio reception is poor.39✔ The car antenna is not extended.☞ Pull the antenna out all the way.✔ The antenna control wire is not connected.40☞ Connect the wire correctly, referring to the section on.? The desired frequency can’t be entered with the Direct AccessTuning.41✔ A station that can’t be received is being entered.☞ Enter a station that can be received.✔ You’re trying to enter a frequency with a 0.01 MHz unit.42☞ What can be designated in the FM band is to 0.1 MHz.? It isn't the set Traffic information sound volume. 43✔ The set sound volume is less than the tuner sound volume.☞ If the tuner sound volume is louder than the set sound volume,thetuner sound volume is used.KDC-7021SE_U.S 03.1.17 2:58 PM Page 35