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- Audio Distortion Comes from the Speaker
- The Device Shut Down Suddenly
- Charging Battery Failure
- Inoperative Stand
- Defective Buttons
Loud buzzing noise when the speaker is disconnected
Ensure that no connections have been pulled loose. If they have, reconnect them, making sure to do so the right way. Double-check the power connections from the power supply.
Verify if the ventilation is overheating; this may cause the unit to underperform. Turn off the speaker. Let it cool for a few hours then turn the speaker back on and verify if it is still functional.
Inspect the unit for any signs of dirt or dust; this may cause sound loss. I any of entities are found follow the following steps: 1. Use a microfiber cloth. A regular rag is coarse and may harm your speakers’ finish. 2. Dampen the cloth but do not overdo it. If it is dripping, it is too wet. 3. Move the damp cloth in circular motions in order to prevent streaking. 4. To clean the grilles, simply use a lint roller and move it up and down. 5.Do NOT use chemicals on your Esquire Mini.
Device turns off after a couple of minutes of being turned on
You may have drained the devices battery. Plug the device into a power supply; wait, then test if the problem is fixed.
A defective Field Effect Transistor (FET), a faulty Integrated Circuit (IC). Check properly if each component is attached, in order to find out the root cause of the problem.
The battery will not hold its charge or does not announce the battery life. Avoid storing in high temperatures and moist places. Do not leave the device unattended for more than 6 months, because this may cause the battery to stop working.
Battery won't charge when plugging it
There might be small foreign objects stuck in the charging port, try to use hair dryer or a way to create air pressure to remove them.
The metal inside the USP port is bent causing inappropriate contact with the USP cable. Try to shut off your device, move the battery out and plug it back on, then turn the device on
The stand is unable to support the device's weight
Stand does not work when you are trying to pull it out. The spring may be overworn. The whole stand would need to be replaced please refer to the Harman Kardon Esquire Mini External Stand Replacement
There may be debris inside the device’s stand, which obstruct the stand from working
Some of the buttons are not responsive when they are pushed
When charging the device, the white charging lights are unresponsive. The lights may be damaged and need replacement, please refer to the Harman Kardon Esquire Mini Buttons and Charging Indicator Lights's
When pressing the buttons, they are unresponsive. This may be because the buttons are damaged. Replace the power, Bluetooth and, phone buttons.
When trying to adjust the volume settings in the device, there is no response. This could indicate that the volume buttons need to be replaced.