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Mackie HD1521 Support Questions

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Pulsing Protect Mode When Cold And No Input Signal
Have a Mackie HD 1521. When you power up from cold, the protect circuit pulses in and out about twic...

Mackie Hd 1521 Issue
Plugged In And No Power And Led Is Not Lit At All

Mackie Hd1521 Thermal Protection Light
hello I need help with a mackie hd1521 speaker turned on the thermal protection light and it does no...

Thermal And Signal / Limit Leds
Why is my Thermal and Signal/Limit LEDs both lid when the unit is turned ON?

Mackie Hd1521 Speaker Doesn’t Turn On.
I have a pair of mackie hd1521. One works excellent. The other stopped producing sound. Took it to a...

Mackie Hd1521 Speaker Doesn’t Turn On.
Please check this video tutorialPlease click hereThanks

Thermal And Signal / Limit Leds
If the temperature exceeds a safe operating level, the thermal indicator lights. The LED next to the...

Mackie Hd1521 Thermal Protection Light
There is a thermal problem that has triggered the protection mode, mostly it should return to safe m...

Mackie Hd 1521 Issue
See the first section under Troubleshooting at https://www.manualslib.com/manual/97202/Mackie-Hd1521...

Pulsing Protect Mode When Cold And No Input Signal
Protect Indicator glows when the subwoofer goes into protect mode which prevents the subwoofer ampli...

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