Sony MDR-ZX780DC Help Manual page 4

Support website
Customer support websites
Troubleshooting
Troubleshooting
What can I do to solve a problem?
Power
The headset is not turned on.
Charging
Charging cannot be done.
Charging time is too long.
The headset cannot be recognized by a computer.
Sound
No sound
Low sound level
Low sound quality
Sound skips frequently during playback.
The noise cancelling effect is not sufficient.
Pairing
Pairing cannot be done.
One-touch connection (NFC)
Unable to connect the headset to a BLUETOOTH device with one-touch connection (NFC)
BLUETOOTH connection
Unable to make a BLUETOOTH connection
Distorted sound
The BLUETOOTH wireless communication range is short, or the sound skips.
The headset does not operate properly.
Phone calls
No voice from callers
Low voice from callers