User manual BLITZ BZX6

[. . . ] LED POWER ON INDICATOR Turning this control to adjust the input sensitivity of the set to match the radio's output. For selection of the Low-pass crossover frequency for the subwoofer channel between 40Hz and 400Hz. For increasing the bass boost level up to +12dB. Positioning this switch at the "x10" changes crossover points from 40Hz-800Hz to 400Hz8kHz for high frequency high channel drivers. [. . . ] Mark the location for the mounting screw holes by positioning the crossover where you wish to install it and use a scribe (or one of the mounting screws) inserted in each of the mounting holes to mark the mounting surface. If the mounting surface is carpeted, measure the hole centers and mark with a felt tip pen. Before attempting to drill the mounting holes, take note of any wires, lines or other devices in your vehicle which may be located behind the mounting surface!Then drill pilot in the mounting surface for the mounting screws and insert then. Tighten the screws securely. BTS-1 4ø x12N x 4 SW 4ø(B) x 4 PW 4ø(B) x 4 7 Noise check and system adjustment NOISE CHECK Check the entire audio system for noise before permanently securing the CROSSOVER mounting 1. Rev the engine and vary the VOLUME of the audio system to determine if there is any unwanted noise. If so, turn both the audio system and the engine off. Do not secure the CROSSOVER mounting screws. Refer to the "Trouble Shooting Guide" at this manual. If the audio system does not have any noise, securely tighten the CROSSOVER mounting screw and double check the wiring cables for safe placement. SYSTEM ADJUSTMENT Preliminary Adjustments Pre-setting the system provides a necessary starting point for fine-tuning the entire audio system to maximum performance. NOTE: DO NOT MOUNT CROSSOVER UNTIL THE FOLLOWING PROCEDURES HAVE BEEN COMPLETED. Preset each amplifier input gain adjustment at the amplifier to half of maximum. Before turning the audio system on, preset-adjust the front, rear and sub-woofer output level controls, as well as the front channel high-pass and subwoofer channel low-pass crossover points. Slowly turn the volume up and listen carefully for: obvious trouble in sound (distortion, no sound, no hiss, total silence). Turn the system off refer to "Trouble Shooting Guide" at this manual. 8 Caution DO NOT ROUTE AUDIO CABLES AND POWER CABLES TOGETHER!THIS CAN CAUSE ENGINE NOISE IN YOUR AUDIO SYSTEM. ALWAYS DISCONNECT THE SYSTEM FROM THE BATTERY BEFORE ATTEMPTING TO MAKE OR ALTER ANY CONNECTIONS. THIS PRODUCT IS DESIRED FOR USE IN ANY 12 VOLTS NEGATIVE GROUND ELECTRICAL SYSTEM ONLY. INSTALLING THIS PRODUCT IN ANY POSITIVE GROUND ELECTRICAL SYSTEM COULD SERIOUSLY DAMAGE THE AUDIO SYSTEM. TBOUBLE SHOOTING GUIDE PROBLEM 1. There is an audible distortion at a low volume level. [. . . ] Should the product fail due to factory defects in material or workmanship, your unit will be repaired or replaced at the sole discretion of Blitz. To obtain warranty service you must first call our Consumer Return Hotline number at (718) 236-6948 to obtain a Return Authorization number. This R. A. # must appear on the outside of your package and on all paperwork relating to your return. When returning a product to us for warranty service it must be carefully packed and shipped prepaid to: R. A. # Blitz Service Center 1600 63rd Street Brooklyn, NY 11204 You must also include the following items: · A copy of your sales receipt or other proof of purchase · A brief letter indicating the problem you are experiencing · include in your letter your return address, daytime phone number, and R. A. [. . . ]