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N o i s e   c h e c k   a n d   s y s t e m   a d j u s t m e n t

NOISE CHECK

Check the entire audio system for noise before permanently securing the CROSSOVER mounting

1. Start the engine.
2. Turn the audio system on.
3. 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.

4. 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.

1. Preset each amplifier input gain adjustment at the amplifier to half of maximum.
2. 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 sub-

woofer channel low-pass crossover points.

3. 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.

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.

Summary of Contents for BZX3

Page 1: ...B Z X 3 3 W a y E l e c t r o n i c C r o s s o v e r N e t w o r k w R e m o t e S u b w o o f e r L e v e l C o n t r o l user s manual ...

Page 2: ...nd engineered to give you many years un compromised musical service The Blitz Electronic Crossover has been designed using the latest in electronic technology available today When you check the list of features offered by the BZX 3 you ll know you made the right choice with a Blitz Electronic Crossover network I N T R O D U C T I O N ...

Page 3: ...general features precautions features and specifications system wiring mounting and installation noise check and system adjustment troubleshooting 2 3 4 5 7 8 9 10 11 12 t a b l e o f c o n t e n t s ...

Page 4: ... Rear Channels X10 Frequency Multiplier for Front Channel Low pass Crossover 50Hz 160Hz for Subwoofer Channel 18dB Per Octave Crossover Slopes Variable Bass Frequency 40Hz 120Hz Boost Level 0 12dB Parallel Input Switch Mixed In Out Switch Remote Subwoofer Level Control Power On LED Indicator 2 g e n e r a l f e a t u r e s ...

Page 5: ... disconnect the negative battery ground lead before wiring the system up When you finish the installation be sure to make one more check to be sure everything is done correctly Reinstate all car parts that were removed Reconnect the negative battery ground lead ...

Page 6: ...ODULE TO SUB WOOFER AMPLIFIER Connect to the positive battery terminal constant 12V source Connect to the vehicle s chassis ground check for good ground Connect to the remote control wire or the electrical antenna of the car radio cassette deck DESCRIPTION Connect from pre amp output of radio tape player or CD into Connect from pre amp output of radio tape player or CD into Connect from CROSSOVER ...

Page 7: ...5 f e a t u r e s a n d s p e c i f i c a t i o n s OUTPUT AMPLIFIER woofer amplifier input ...

Page 8: ...l wire or antenna lead of the source unit for remote ON OFF This indicator lights up when the internal switching power supply is activated and the unit is operational To be connected to the front channel output of the source unit IN when the parallel input is at the IN position the input signals coming in through the front channel signal inputs are split and directed to the front and rear channels...

Page 9: ...or setting the frequency from 40 Hz to 120 Hz at which the BASS BOOST circuitry generates frequency boost to equalizer the woofer enclosure For selection of the boost level from 0 to 12 dB Positioning the switch to the 180 position shifts the subwoofer output signals 180 degrees out of phase relative to the front and rear output signals For selection of stereo or mono mode subwoofer output For adj...

Page 10: ...s t e m w i r i n g A 2 C H A N N E L T w o W a y S y s t e m Tw e e t e r f u l l r a n g e B 2 C H A N N E L T w o W a y S y s t e m Tw e e t e r w o o f e r A B C 4 C H A N N E L T R I A M P S y s t e m C ...

Page 11: ...9 S y s t e m w i r i n g D 2 C H A N N E L M u l t i p l e P u r p o s e S y s t e m D ...

Page 12: ...10 M o u n t i n g a n d i n s t a l l a t i o n ...

Page 13: ...imum performance NOTE DO NOT MOUNT CROSSOVER UNTIL THE FOLLOWING PROCEDURES HAVE BEEN COMPLETED 1 Preset each amplifier input gain adjustment at the amplifier to half of maximum 2 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 sub woofer channel low pass crossover points 3 Slowly turn the volume up and...

Page 14: ...r when the volume level is increased 3 There is a motor boating type of sound when the engine is running and the audio system volume is set at a reasonably high level Check the red power wire It muse be connected directly to the battery Check the system s ground point It muse make good contact with chassis ground bare metal The radio and the CROSSOVER must be grounded at the same reference point C...

Page 15: ......

Page 16: ...uct to us for warranty service it must be carefully packed and shipped prepaid to 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 number also include a check or money order for 15 00 for return shipping handling and ins...

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