Harman JBL Quantum 300 User Manual

- 9 -
Troubleshooting
If you have problems using this product, check the following points before you
request service.
No sound or poor sound
• Make sure you have chosen JBL QUANTUM300 as the default device in the
game sound settings of your PC, Mac or gaming console device.
• Adjust volume on your PC, Mac or gaming console device.
In USB connection:
• Make sure the USB and 3.5mm audio connection is secure.
• The USB ports on some gaming console devices may be incompatible with JBL
QUANTUM300. This is not a malfunction.
In 3.5mm audio connection:
• Make sure the 3.5mm audio connection is secure.
My voice cannot be heard by my teammates
• Make sure you have chosen JBL QUANTUM300 as the default device in the
chat sound settings of your PC, Mac or gaming console device.
• Make sure the microphone is not muted.
I can’t hear myself when I’m talking
• Enable sidetone via to hear yourself clearly over game
audio.

Harman JBL Quantum 300 Specifications

General

Brand	Harman
Model	JBL Quantum 300
Category	Headphone
Language	English