Troubleshooting
Use this chart to resolve general operational problems. If
there are any problems that you cannot resolve, please
contact your OPPO service center.
Symptom: No sound
Possible Cause and Solution:
The unit is not turned on. Turn on the unit by rotating
the Power / Volume Knob
The battery is completely drained and the Power
Indicator does not come on. Charge the unit until the
battery is full before using.
The volume is too low. Adjust the volume of the source
device, and/or adjust the volume of the HA-2.
Incorrect connection to the source device. Please
check the connection by referring to the “Source
Device Connection” section of this guide.
Incorrect Source Selector position. Check which input
source is in use and set the Source Selector
accordingly.
Line-out is muted when headphones are plugged in.
Unplug the headphones if you wish to use line-out.
Symptom: The unit fails to charge
Possible Cause and Solution:
Incorrect cable connection. Check the cable
connection and re-set all cables.
Incompatible charger or cable. Please use the supplied
original VOOC rapid charger and data / charging cable.
Reset required. Please press and hold the Battery
Check / Power Bank button for 20 seconds until all lit
indicator lights go dark and then release the button.
Symptom: Temporary malfunction
Possible Cause and Solution:
The protection mechanism is triggered. Please turn off
the unit, remove all connections, and wait for 30
seconds before trying again.
Interference from other devices. Identify interference
by turning off other devices, and then relocate or
replace the offending device.
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