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Blitz BZA2290 manual

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Table of contents for the manual

  • Page 1

    OWNER'S MANUAL BZA-2290/BZA-2390 BZA-2490/BZA-4190 BRIDGEABLE MOSFET POWER AMPLIFIERS[...]

  • Page 2

    T able of Contents T able of Contents 8 1 2 3~7 9~11 9 10~11 12 Troubleshooting Wiring 13[...]

  • Page 3

    Introduction Introduction & Features Features Congratulations on y our purchase of a BLITZ amplifier . Y ou have purchased a quality product designed and engineered to give y ou many y ears of uncompromised musical service. BLITZ amplifiers are designed with the latest technology available, incorporating a DC to DC Switching Power Supply , whic[...]

  • Page 4

    Specification Specification BZA-2390 BZA-2490 RMS at 4 Ohms MAX at 4 Ohms MAX at 4 Ohms BRIDGED MAX at 4 Ohms BRIDGED RMS at 2 Ohms VARIABLE HIGH PASS VARIABLE LOW PASS T.H.D S/N RATIO Input Sensitivity Channel Separation FREQ. Response Dimensions (W x H x L) BZA-2290 2 X 130W 2 X 400W 1 X 500W 2 X 200W 40Hz~3KHz 40Hz~350Hz <0.04% >90dB 100mV[...]

  • Page 5

    Features & Controls BZA-2290 / BZA-2390 / BZA-2490 FULL LPF HPF 40 350 REMOTE PROT. PWR. ON OFF BASS BOOST LOW PASS MODE HIGH PASS INPUT LEVEL MIN MAX LINE INPUT LINE OUT R L 40 3K Features & Controls 1 2 3 4 5 6 7 8 3 SPEAKER FUSE +12V +REM GND POWER BRIDGED MODE R L 13 10 11 12[...]

  • Page 6

    Features & Controls Features & Controls BZA-4190 4 BASS BOOST MIN MAX HIGH PASS 40 3K 40 350 ON OFF FULL LPF HPF 3/4 CH REMOTE PROT. PWR. INPUT LEVEL LOW PASS MODE LINE INPUT LINE INPUT LINE OUT Ch3 Ch4 Ch1 Ch2 40 350 LOW PASS HIGH PASS 40 3K MODE HPF LPF FULL ON OFF BASS BOOST INPUT LEVEL MIN MAX CHANNEL 1+2 CHANNEL 3+4 1 1 2 3 6 5 4 2 6 7[...]

  • Page 7

    Features & Controls Features & Controls 1.REMOTE CONTROL INPUT ( Pig-1 ) 2.BASS BOOST SWITCH - ON and OFF 3.VARIABLE LOW-PASS FILTER(40Hz ~ 350Hz) When Crossover Mode Selector is in Low Pass Mode, this control limits the frequencies which will be distributed to the speakers to those below the value to which this is set within the range 40~3[...]

  • Page 8

    9.LED Indicator - POWER : This GREEN LED will illuminate when the amplifier is turned "ON". If it fails to illuminate, check the power connections to the Amplifier and fuses. - PROTECTION : The amplifier protection circuitry will disable the amplifier if input overload, short circuit or extremely high temperature conditions are detected. [...]

  • Page 9

    MAX MIN LEVEL REMOTE PROT. PWR. Features & Controls Features & Controls MAX MIN LEVEL Fig 1. Remote Bass Level Control : Optional Remote Bass Boost Control : This control adjusts the Bass Boost gain for the amplifier's speaker output (0 - +12dB) 12.B+ TERMINAL (BATTERY POSITIVE) Due to the power requirements of the Amplifier , this con[...]

  • Page 10

    Installation & Precautions Installation 1. Find a suitable location in the vehicle to mount the amplifier . 2. Make sure there is sufficient air flow around the intended mounting location. 3. Bolt the amplifier to the mounting surface. 4. Connect the power ground terminal to the nearest point on the chassis of the car. Keep this ground wire les[...]

  • Page 11

    System Wiring BZA-2290 / BZA-2390 / BZA-2490 System Wiring SPEAKER BRIDGED MODE LR SPEAKER BRIDGED MODE LR SUB WOOFER 4~8 OHM LIFT SPEAKER 2~8 OHM RIGHT SPEAKER 2~8 OHM SPEAKER BRIDGED MODE LR INDUCTOR LOW P ASS FILTER RIGHT SPEAKER 4~8 OHM BRIDGED 4~8 OHM STEREO MODE MONO MODE TRI MODE LIFT SPEAKER 4~8 OHM CAPACITOR HIGH PASS FIL TER 9[...]

  • Page 12

    System Wiring BZA-4190 System Wiring 2CHANNEL MODE 4CHANNEL MODE BRIDGED 4~8 OHM BRIDGED 4~8 OHM BRIDGED BRIDGED CH1 CH2 CH3 CH4 3CHANNEL MODE CH2 SPEAKER 2~8 OHM BRIDGED 4~8 OHM BRIDGED BRIDGED CH1 CH2 CH3 CH4 CH1 SPEAKER 2~8 OHM CH3 SPEAKER 2~8 OHM CH1 SPEAKER 2~8 OHM CH2 SPEAKER 2~8 OHM CH4 SPEAKER 2~8 OHM BRIDGED BRIDGED CH1 CH2 CH3 CH4 10[...]

  • Page 13

    System Wiring BZA-4190 System Wiring 6CHANNEL MODE BRIDGED BRIDGED CH1 CH2 CH3 CH4 CH3 SPEAKER 4~8 OHM CH1 SPEAKER 4~8 OHM CH2 SPEAKER 4~8 OHM CH4 SPEAKER 4~8 OHM SUB WOOFER 4~8 OHM SUB WOOFER 4~8 OHM INDUCTOR LOW P ASS FILTER CAPACITOR HIGH PASS FIL TER 11[...]

  • Page 14

    Troubleshooting Troubleshooting Amplifier will not power up. High hiss or engine noise (alternator whine) in speakers. Check for good ground connection. Check that remote DC terminal has at least 3V DC. Check that there is battery power on the + terminal. Check all fuses. Check that Protection LED is not lit. If it is lit, shut off amplifier briefl[...]

  • Page 15

    13 ST OP 2-channel Amplifier (Operating in Stereo) 2-channel Amplifier (Operating in Bridged Mono) YES! NO! 4o h m + _ 4o h m + _ 4o h m 4o h m + _ + _ + _ + _ + _ T wo 4-ohm speakers, wired in stereo, will present a 4 ohm load to each channel of the amplifier . Most two- channel amplifiers will work well in this configuration. T wo 4-ohm speakers,[...]

  • Page 16

    Printed in korea. www.blitzaudio.com[...]