Hitachi bluetooth sound bar User Manual

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Maintenance
Make sure that the power cables are removed from the back of the Sound Bar before cleaning.
Do not use volatile solvent (such as toluene, rosin and alcohol) to clean the Sound Bar. 
Solvents may damage the Sound Bar finish and grill cloth.
Cleaning the Housing and Remote Control
Use a soft, lint-free cloth for cleaning.
Do not allow liquid to penetrate into the cabinet. 
Troubleshooting Guide
Our trained support personnel can often resolve the problem over the phone. 
For more information on warranty service, or repair after the warranty period, please contact 
Customer Support at the phone numbers shown on the next page.
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Problem
Solution
No power
Press the Power button on the top of the Sound Bar or on the remote 
control.
Make sure the DC plug is securely connected to the 24VDC input on 
the back of the Sound Bar.
Make sure the power cord is securely connected to the power adapter.
Make sure the power LED on the power adapters are glowing green.
Verify the wall AC outlet is working by plugging in another electrical 
device.
No sound
Press MUTE on the remote control to make sure the Sound Bar is not 
muted.
Press the Volume + (Up) button on the top of the Sound Bar or on the 
remote control.
Press INPUT on the top of the Sound Bar or D1/D2, L1/L2 on the 
remote control to select an active input source.
No sound with 
Optical Digital Input
If the data contains an unsupported format or there is an error in the 
data stream. Select a supported format such as AC3 or PCM from the 
Source Device’s settings menu.
Buzzing or Humming
Make sure that both ends of the audio cables are connected securely.
Test on an alternate source device or replace the audio cable.
Test the device and cable on an alternate input on the Sound Bar.
Chapter 6 – Care and Service Information