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JBL Charge 4 Troubleshooting
Released August 2018, identified by model number CHARGE4S
The Speaker Will Not Power On/Charge
The speaker shows no signs of turning on or responding.
The Device Is Not Powered On
Press the power button in the middle of the device. Make sure that the back light behind the power button turns on to check if the device is on or off. If the light is on, the speaker is on. If the light is off, the speaker is off.
The Device Is Not Charged
Plug in your charger to the speaker’s USB-C port to charge the device. Make sure the charging light on the base of the device is blinking. If the light doesn’t blink, you may need to replace the battery. See our battery replacement guide.
The Charging Port Is Broken
Check to see if your USB-C port charging wire works with other devices. If the charging wire works then you may need to replace the port bay. See our port bay replacement guide.
The Power Button Is Broken
Plug in your charger to the speaker’s USB-C port to charge the device. Make sure the charging light on the base of the device is blinking. If it is fully charged and still not turning on, the power button may be worn out or broken. See our button replacement guide.
The Battery Is Faulty
Plug in your charger to the speaker’s USB-C port to charge the device. Make sure the charging light on the base of the device is blinking. If the light does not blink you may need to replace the battery. See our battery replacement guide.
The Speaker Has Low Sound Quality/Makes a Crackling Noise
The sound coming from the speaker is not clear.
The Speakers Are Blown Out
If your audio is crackling, your speakers may have been blown out. See our speaker replacement guide.
The Bass Radiators May Be Loose or Broken
The bass radiators at either end of the speaker increases sound quality. If one or both bass radiators are cracked or broken, you may need to replace the bass radiator. See our bass radiator replacement guide.
The Speaker Has Water Damage
Your speaker is waterproof, but if it is cracked or has a hole it may be susceptible to water damage. If you suspect water damage, then submerge speaker in rice for 1-3 days.
The Aux Connection Won’t Play Any Sound
The speaker will not connect via Aux cord to a device.
The Aux Cord Is Broken
Check to see if your Aux cord works with other devices. If the Aux cord does not work, you may need to purchase a new cord.
The Aux Port Is Broken
Check to see if your Aux cord works with other devices. If the Aux cord does work, there may be an issue with the Aux Port. See our port bay replacement guide.
The Device Won’t Connect to Other Devices Via Bluetooth Properly
The speaker will not connect wirelessly to your device.
The Speaker Is Not Powered On
If you’re not able to find the speaker under your Bluetooth menu, the speaker may not be powered on. Press the power button on the top of the device, and make sure the back light behind it turns on to ensure the device is on.
The Speaker Is Not in Bluetooth Pairing Mode
If the device does not show up under your Bluetooth menu, the speaker may not be in pairing mode. Press the Bluetooth button on the top of the device next to the power button and ensure it is blinking. Then check your Bluetooth menu again for the device and select it.
The Speaker May Be Connected to a Different Device
If the speaker is connected to another device it may not allow the desired device to be paired. Locate the device that is currently connected and disconnect it from the speaker, then continue with the pairing process.
The Bluetooth Chip May Be Faulty
The Bluetooth chip on the motherboard may not be working properly if the speaker does not want to pair with any devices. See our motherboard replacement guide.
The Buttons Are Not Operating/Responding Properly
The buttons are not responding when pressed.
The Buttons May Be Worn Down or Blocked By Debris
If one or more of the buttons is not functioning the button may have been worn down from regular use or debris may have worked its way under the rubber membrane. See our button replacement guide.