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• Check the audio cable connections between the projector and your video source
• Make sure any connected audio cables are labeled "No Resistance".
• If you turn the projector on immediately after turning it off, the cooling fans may run at high speed
momentarily and cause an unexpected noise. This is normal.
Parent topic:
Solving Image or Sound Problems
Related references
Projector Feature Settings - Settings Menu
Related tasks
Connecting to External Speakers
Connecting to a Bluetooth Audio Device
Solutions to Bluetooth Audio Problems
If you cannot connect to a Bluetooth audio device, try the following solutions:
• Make sure the connected Bluetooth audio device supports copyright protection (SCMS-T) and A2DP.
• Make sure the
Bluetooth Audio
setting is turned on in the
Settings
menu. If you are using the
projector's speaker or headphones, turn this setting off.
• Select
Search Bluetooth Device
in the
Settings
menu when you connect a Bluetooth audio device
for the first time or change to another Bluetooth audio device.
• Check the volume level on the paired Bluetooth audio device.
• Make sure there are no obstacles between the Bluetooth audio device and the projector and that the
Bluetooth audio device is within the specified communication distance. Avoid using the projector near
wireless networks, microwave ovens, 2.4 GHz cordless phones, or other devices that use the 2.4 GHz
frequency band.
• Make sure the Bluetooth audio device is not connected to another device.
Parent topic:
Solving Image or Sound Problems
Related references
Projector Feature Settings - Settings Menu
Related tasks
Connecting to a Bluetooth Audio Device
Solving Projector or Remote Control Operation Problems
Check the solutions in these sections if you have problems operating the projector or remote control.