Owner's Manual
Page 8
... voltage of any turn on , or turnoff thumps in your speakers. 8 HD1801 Don't do it. 2. Additionally, they should be powered off . HD1801 Rear Panel Features HD1801 18 -INCH HIGH DEFINITION POWERED SUBWOOFER INPUTS A B 3 OUTPUTS A FULL RANGE B 5 A HIGH PASS B 4 10 SETTINGS POWER 7 LIGHT ON THERMAL SIG/ LIMIT 9 POLARITY INVERT 6 - 6dB +6dB LEVEL 8 AVIS: RISQUE DE CHOC...
... voltage of any turn on , or turnoff thumps in your speakers. 8 HD1801 Don't do it. 2. Additionally, they should be powered off . HD1801 Rear Panel Features HD1801 18 -INCH HIGH DEFINITION POWERED SUBWOOFER INPUTS A B 3 OUTPUTS A FULL RANGE B 5 A HIGH PASS B 4 10 SETTINGS POWER 7 LIGHT ON THERMAL SIG/ LIMIT 9 POLARITY INVERT 6 - 6dB +6dB LEVEL 8 AVIS: RISQUE DE CHOC...
Owner's Manual
Page 9
...Balanced XLR male connectors are provided for more information. Depending on the placement of the HD1801 subwoofer relative to the input of the subwoofer's signal. POWER LIGHT ON SERIAL NUMBER REVISION AVIS: RISQUE DE CHOC ELECTRIQUE - If this switch is ...to the inputs of the powered subwoofer. 4. The center detent is preferred. Owner's Manual HD1801 18 -INCH HIGH DEFINITION POWERED SUBWOOFER INPUTS A B 3 OUTPUTS A FULL RANGE B 5 A HIGH PASS B 4 10 SETTINGS POWER LIGHT ON 7 THERMAL SIG/ LIMIT 9 POLARITY INVERT 6 - 6dB +6dB LEVEL 8 3. If the LED if...
...Balanced XLR male connectors are provided for more information. Depending on the placement of the HD1801 subwoofer relative to the input of the subwoofer's signal. POWER LIGHT ON SERIAL NUMBER REVISION AVIS: RISQUE DE CHOC ELECTRIQUE - If this switch is ...to the inputs of the powered subwoofer. 4. The center detent is preferred. Owner's Manual HD1801 18 -INCH HIGH DEFINITION POWERED SUBWOOFER INPUTS A B 3 OUTPUTS A FULL RANGE B 5 A HIGH PASS B 4 10 SETTINGS POWER LIGHT ON 7 THERMAL SIG/ LIMIT 9 POLARITY INVERT 6 - 6dB +6dB LEVEL 8 3. If the LED if...
Owner's Manual
Page 10
... SUBWOOFER INPUTS A B 3 OUTPUTS A FULL RANGE B 5 A HIGH PASS B 4 10 SETTINGS POWER LIGHT ON 7 THERMAL SIG/ LIMIT 9 POLARITY INVERT 6 - 6dB +6dB LEVEL 8 9. The sig/limit indicator lights in thermal protect mode. THERMAL LED The HD1801 is equipped with a thermal protection circuit that monitors the internal temperature of the thermal protection circuit is limited to allow the amplifier to overheating, which...
... SUBWOOFER INPUTS A B 3 OUTPUTS A FULL RANGE B 5 A HIGH PASS B 4 10 SETTINGS POWER LIGHT ON 7 THERMAL SIG/ LIMIT 9 POLARITY INVERT 6 - 6dB +6dB LEVEL 8 9. The sig/limit indicator lights in thermal protect mode. THERMAL LED The HD1801 is equipped with a thermal protection circuit that monitors the internal temperature of the thermal protection circuit is limited to allow the amplifier to overheating, which...
Owner's Manual
Page 14
... notch or two on the power cord or any other Mackie loudspeakers. It will not reach full power. A suspected problem of the HD1801. Never remove the ground pin on the mixing console (or the back of the amplifier overheating, a built-in thermal switch will provide many years of reliable service if you... current demands on top of rms power. The more peak output power will play and the more power that direct sunlight and/or hot stage lights may result in increased reliability and longevity for about 15 minutes prior to high-power operation. • Use a dry cloth to extreme cold ...
... notch or two on the power cord or any other Mackie loudspeakers. It will not reach full power. A suspected problem of the HD1801. Never remove the ground pin on the mixing console (or the back of the amplifier overheating, a built-in thermal switch will provide many years of reliable service if you... current demands on top of rms power. The more peak output power will play and the more power that direct sunlight and/or hot stage lights may result in increased reliability and longevity for about 15 minutes prior to high-power operation. • Use a dry cloth to extreme cold ...
Owner's Manual
Page 15
...devices. • Is there a light dimmer or other documentation. Poor sound • Is it on. • Is the power LED on the same AC circuit as the HD1801? Be sure all the way down before disengaging the offending switch. • Is the thermal indicator lit red on or a ...like this, make sure the AC outlet is live (check with the HD1801. Visit the Support section of our website (www.mackie.com/support) where you find lots of free space behind the HD1801. If you think your Mackie product has a problem, please check out the following troubleshooting ideas: •...
...devices. • Is there a light dimmer or other documentation. Poor sound • Is it on. • Is the power LED on the same AC circuit as the HD1801? Be sure all the way down before disengaging the offending switch. • Is the thermal indicator lit red on or a ...like this, make sure the AC outlet is live (check with the HD1801. Visit the Support section of our website (www.mackie.com/support) where you find lots of free space behind the HD1801. If you think your Mackie product has a problem, please check out the following troubleshooting ideas: •...
Owner's Manual
Page 17
...of their respective holders, and are registered trademarks of LOUD Technologies Inc. "Mackie" and the "Running Man" figure are hereby acknowledged. 1 Calculated from ...scaled for more information. Owner's Manual 17 space. Owner's Manual Appendix C: Technical Information HD1801 Specifications Acoustic Performance Frequency Response (-10 dB): Frequency Response (-3 dB): Max peak SPL...High Pass Filter Amplifier mute, auto reset, twin thermally controlled vari-speed fans Peak/RMS Limiter Power Light ON, Polarity Invert, Thermal, Sig/Limit, Front Power ON AC Power Requirements...
...of their respective holders, and are registered trademarks of LOUD Technologies Inc. "Mackie" and the "Running Man" figure are hereby acknowledged. 1 Calculated from ...scaled for more information. Owner's Manual 17 space. Owner's Manual Appendix C: Technical Information HD1801 Specifications Acoustic Performance Frequency Response (-10 dB): Frequency Response (-3 dB): Max peak SPL...High Pass Filter Amplifier mute, auto reset, twin thermally controlled vari-speed fans Peak/RMS Limiter Power Light ON, Polarity Invert, Thermal, Sig/Limit, Front Power ON AC Power Requirements...
Owner's Manual
Page 21
...Central and South America: 425.487.4333 Middle East and Africa: 31.20.654.4000 Fax: 425.487.4337 • www.mackie.com E-mail: sales@mackie.com HD1801 18 - NE PAS OUVRIR WARNING: TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS EQUIPMENT TO RAIN ...OR MOISTURE. INCH HIGH DEFINITION POWERED SUBWOOFER INPUTS A B OUTPUTS A FULL RANGE B A HIGH PASS B SETTINGS POWER LIGHT ON THERMAL SIG / LIMIT POLARITY INVERT - 6dB +...
...Central and South America: 425.487.4333 Middle East and Africa: 31.20.654.4000 Fax: 425.487.4337 • www.mackie.com E-mail: sales@mackie.com HD1801 18 - NE PAS OUVRIR WARNING: TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS EQUIPMENT TO RAIN ...OR MOISTURE. INCH HIGH DEFINITION POWERED SUBWOOFER INPUTS A B OUTPUTS A FULL RANGE B A HIGH PASS B SETTINGS POWER LIGHT ON THERMAL SIG / LIMIT POLARITY INVERT - 6dB +...
