Kenwood KMR-M312BT User Manual - Page 28

SPECIFICATIONS Bluetooth Version Frequency Range Output Power Maximum Communication Range Profile Bluetooth Ver.2.1+EDR / Bluetooth 3.0 2.402 GHz - 2.480 GHz +4 dBm (MAX), 0 dBm (AVE) Power Class 2 Line of sight approx. 10 m (32.8 ft) HFP (Hands-Free Profile) SPP (Serial Port Profile) PBAP (Phonebook Access Profile) A2DP (Advanced Audio Distribution Profile) AVRCP (Audio/Video Remote Control Profile) Audio Maximum Output Power Full Bandwidth Power Speaker Impedance Tone Action Preout Level/Load (USB) Preout Impedance 50 W × 4 22 W × 4 (at less than 1 % THD) 4 Ω - 8 Ω Bass: Middle: Treble: 200 Hz ±8 dB 2.5 kHz ±8 dB 12.5 kHz ±8 dB 2 500 mV/10 kΩ ≤ 600 Ω General Operating Voltage Maximum Current Consumption Operational Temperature Range Installation Size (W × H × D) Weight 14.4 V (10.5 V - 16 V allowable) 10 A 0°C - +40°C 182 mm × 53 mm × 107 mm (7-3/16" × 2-1/16" × 4-3/16") : 0.62 kg (1.37 lbs) : 0.66 kg (1.46 lbs) Subject to change without notice. INSTALLATION / CONNECTION Warning • The unit can only be used with a 12 V DC power supply, negative ground. • Disconnect the battery's negative terminal before wiring and mounting. • Do not connect Battery wire (yellow) and Ignition wire (red) to the car chassis or Ground wire (black) to prevent a short circuit. • Insulate unconnected wires with vinyl tape to prevent a short circuit. • Be sure to ground this unit to the car's chassis again after installation. Caution • For safety's sake, leave wiring and mounting to professionals. Consult the car audio dealer. • Install this unit in the console of your vehicle. Do not touch the metal parts of this unit during and shortly after use of the unit. Metal parts such as the heat sink and enclosure become hot. • Do not connect the [ wires of speakers to the car chassis or Ground wire (black), or connect them in parallel. • Mount the unit at an angle of less than 30º. • If your vehicle wiring harness does not have the ignition terminal, connect Ignition wire (red) to the terminal on the vehicle's fuse box which provides 12 V DC power supply and is turned on and off by the ignition key. • Keep all cables away from heat dissipate metal parts. • After the unit is installed, check whether the brake lamps, blinkers, wipers, etc. on the car are working properly. • If the fuse blows, first make sure the wires are not touching car's chassis, then replace the old fuse with one that has the same rating. Basic procedure 1 Remove the key from the ignition switch, then disconnect the [ terminal of the car battery. 2 Connect the wires properly. See Wiring connection. ( 28, 29) 3 Install the unit to your car. See Installing the unit (in-dash mounting). 4 Connect the [ terminal of the car battery. 5 Reset the unit. ( 3) 26