Frequently Asked Questions - Hitachi GPM1NB10 Instruction Manual

6. Frequently Asked Questions

Problem
The product does
not switch on.
No sound.
No video.
Bad audio quality.
The inserted disc is
not recognized.
Jumping of tracks
during playback.
Possible Cause
The power/data cable is not
connected properly.
Volume is set too low.
The USB-A power/data cable
is not installed correctly.
Inserted disc is dirty or
scratched.
The USB-A power/data cable
is not connected properly.
Incorrect disc format.
Disc is scratched or broken.
Disc is not inserted properly.
The lens may be dirty.
Inserted disc is dirty or
scratched.
Solution
Check if the power/data cable is properly
connected to 2 USB-A ports and the main
unit.
Increase the volume level.
Re-install the USB-A power/data cable.
Clean the disc with a soft cloth or insert
another disc.
Check the USB-A power/data cable
connections.
Use a disc with a suitable disc format.
Use another disc.
Take out the disc from the disc
compartment and insert the disc again.
Open the disc compartment and clean the
lens with a professional lens brush or wipe.
Clean the disc with a soft cloth or insert
another disc.
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