TASCAM DA-6400/DA-6400dp 5712 – TroubleshootingIf you are having trouble with the operation of this unit, pleasetry the following before seeking repair.If these measures do not solve the problem, please contact thestore where you bought the unit or TEAC customer support (seeback page).8 The unit will not turn on.• Confirm that the power plug and other connectors areinserted completely.8 The media is not recognized.• Confirm that the SSD/HDD case or USB flash drive isinserted completely.8 Playback is not possible.• If you are trying to play a WAV file, confirm that it uses asampling frequency (44.1/48/88.2/96kHz) and a bit depth(16/24-bit) that are supported by this unit.8 No sound is output.• Check connections with the monitoring system again.Check the volume of the amplifier as well.• If you cannot hear the input signal, turn the INPUTMONITOR screen setting on.• If you cannot hear the playback signal, turn the INPUTMONITOR screen setting off.8 Recording is not possible.• Check connections with other equipment again.• Check the audio source level.• Confirm that recording is enabled for the necessarychannels.• If there is not enough room on the media, deleteunnecessary data to increase the amount of open space orchange the media.• If the maximum number of recordable takes or takenumbers has been reached, change the recording folder.• If the total number of files, folders and other items insidethe recording folder is great, change the recording folder.8 Changed settings are forgotten.• This unit backs up the settings every time they are changed.Backup can fail depending on when the power is turnedoff. Do not turn the power off immediately after changinga setting.8 There is noise.• Confirm that the connection cables do not have contactissues.8 “Name Full” appears when editing a name.• Due to file system limitations, 255 is the maximum numberof characters (half-width) that can be used in folder and filenames, as well as other text fields. In addition, the full pathon the BROWSE screen is also limited to 255 characters.8 Cannot create a new folder.• Confirm that a folder with the same name does not alreadyexist.• New folders cannot be created if the space open on themedia is low. Delete unnecessary data and then create afolder.8 The SSD/HDD case is not recognized properly whenit is connected to a computer.8 The SSD/HDD case is recognized properly by acomputer, but it stops working when writing files.• The USB bus power supply might be insufficient.Use the included USB cable to supply power from 2computer USB ports.If it does not work properly even when using the includedcable, the power supply capacity of the USB portsthemselves might be insufficient.In this case, load the SSD/HDD case into the unit, and followthe procedures in “Connecting an SSD/HDD to a computer”on page 49 to connect to the computer.• If you use a commercially-available USB cable, the SSD/HDD might not function properly due to insufficient powersupply caused by the resistance of the cable. Use theincluded USB cable.