Troubleshooting, The unit will not turn on, The unit does not function – Tascam BD-MP4K Professional-Grade 4K UHD Blu-ray Player User Manual
Page 50: The disc tray cannot be opened or closed, An sd card or usb flash drive is not recognized, The remote control (rc-bdmp4k) does not function, The playback screen does not appear, A disc cannot be played, A file on a disc cannot be played, A file desired for playback cannot be found
