Boss Audio BV7943 User Manual - Page 23

Troubleshooting Guide PROBLEM No Power CAUSE/SOLUTION Check wiring connections. Check and make sure the fuse is not blown. Replace with the proper rating/size fuse. Some errors occur in the LCD or nothing functions when buttons are Press the RESET Button. pressed. Unable to receive stations Poor radio reception CD's cannot be loaded Songs keep skipping Check and make sure the antenna is connected properly. Check and make sure the antenna is the correct length. Make sure the antenna is not broken. If the antenna is broken, replace it. The antenna is poorly grounded. Check and make sure the antenna is grounded at mounting location. A CD is already loaded in the player. Eject CD. The CD is dirty or damaged. File information shows in LCD but will not play. Your file may be corrupt. Specifications GENERAL Operating Power 12 Volts DC, Negative Ground Wattage 80WX4CH Speaker output 4 speakers Front Pre-amp Output 1v Output Impedance 4 to 8 Ohms Fuses...10 A Dimensions 7" (W) x 7" (D) x 2" (H) Weight...4.4 lbs CD PLAYER Signal / Noise Ratio 80dB Frequency Response 20 Hz~20KHz Channel Separation 50dB D / A Converter 16 Bit FM TUNER Tuning Range USA) 87.5 - 107.9MHz, (Europe) 87.5 - 108 MHz FM Sensitivity 12dBu Stereo Separation @ 1 Khz 35dB AM TUNER Tuning Range USA) 530-1710 KHz, (Europe) 522-1620 KHz AM Sensitivity 30dBu 22