Kenwood KAC9102D Instruction Manual - Page 7

Troubleshooting Guide What might appear to be a malfunction in your unit may just be the result of slight misoperation or miswiring. Before calling service, first check the following table for possible problems. PROBLEM No sound. (Blown fuse.) The output level is too small (or too large). The sound quality is bad. (The sound is distorted.) The Remote Controller does not function. POSSIBLE CAUSE • Input (or output) cables are disconnected. • Protection circuit may be activated. • Volume is too high. • The speaker cord is shorted. • The input sensitivity adjusting control is not set to the correct position. • The speakers wire are connected with wrong + /-polarity. • A speaker wire is pinched by a screw in the car body. • The switches may be set improperly. • The Remote Cable is disconnected. • The "BOOST LEVEL" is set to "0dB". SOLUTION • Connect the input (or output) cables. • Check connections by referring to . • Replace the fuse and use lower volume. • After check the speaker cord and fixing the cause of the short, replace the fuse. • Adjust the control correctly referring to . • Connect them properly checking the + / - of the terminals and wires well. • Connect the speaker wire again so that it is not pinched by anything. • Set switches properly by referring to . • Connect the Remote Cable securely and correctly. • Adjust the "BOOST LEVEL". Specifications Specifications subject to change without notice. Audio Section...KAC-9152D/9102D Max Power Output...1800 W (KAC-9152D) Max Power Output...1700 W (KAC-9102D) Rated Power Output (+B = 14.4 V) (4 Ω) (20 Hz - 200 Hz, 0.5 % THD)...500 W × 1 (2 Ω) (100 Hz, 0.9 % THD)...900 W × 1 (KAC-9152D) (2 Ω) (100 Hz, 0.9 % THD)...850 W × 1 (KAC-9102D) (1 Ω) (100 Hz, 1.0 % THD)...900 W × 1 (KAC-9152D) KAC-8152D/8102D 1100 W 300 W × 1 550 W × 1 - Frequency Response (+0, -3 dB)...5 Hz - 200 Hz Sensitivity (rated output) (MAX.) ...0.2 V Sensitivity (rated output) (MIN.) ...5.0 V Input Impedance ...10 kΩ Signal to Noise Ratio...≤96 dB Low Pass Filter Frequency (24 dB/oct.) ...50 - 200 Hz (variable) Infrasonic Filter Frequency (18 dB/oct.)...15 / 25 Hz Phase Inverter ...0° (Normal) / 180° (Reverse) Bass Boost Circuit...0 - 18 dB (variable) Bass Boost Frequency...40 - 100 Hz (variable) (KAC-9152D) Bass Boost Frequency...40 Hz (KAC-9102D) 5 Hz - 200 Hz 0.2 V 5.0 V 10 kΩ ≤96 dB 50 - 200 Hz (variable) 15 / 25 Hz 0° (Normal) / 180° (Reverse) 0 - 18 dB (variable) 40 - 100 Hz (variable) (KAC-8152D) 40 Hz (KAC-8102D) General ...KAC-9152D/9102D Operating Voltage ...14.4 V (11 - 16 V allowable) Current Consumption ...60 A Installation Size (W × H × D) ...380 × 61 × 286 mm Weight ...5.8 kg (KAC-9152D) Weight ...5.7 kg (KAC-9102D) KAC-8152D/8102D 14.4 V (11 - 16 V allowable) 40 A 380 × 61 × 286 mm 5.6 kg (KAC-8152D) 5.5 kg (KAC-8102D) English 7