102 TASCAM DP-00412–TroubleshootingWhen working with any new piece of equipmentlike the unit, it’s sometimes difficult to work outwhey something isn’t happening the way youexpect. The main thing is to take your time—afterall, you’re not paying hourly studio rates! Stop andthink. Ask yourself questions, like the ones below,and you can usually find the answer.Also, see the “Messages” section on page 106 forthe meaning of messages that may pop up on thedisplay. Consult this table when a message appearswhen an operation cannot be completed by the unit.Why can’t I hear any sound when I play back?Are the• LEVEL knobs of the tracks set to highenough?Is the• MASTER LEVEL knob set to high enough?Have you connected the• /LINE OUT jack to yourmonitoring system properly, and is your monitoringsystem set up correctly?Is the• VOLUME control set to high enough?Why does the sound I'm recording sounddistorted?Are the• LEVEL knobs of the INPUT A or INPUT B onthe top panel of the unit set too high? Is the inputsource too loud?Isn’t the monitor system distorted as the monitor• level is too high?Why can’t I record?You must have at least one track armed (• REC indica-tor flashing) before you start recording by pressingthe PLAY (¥) key while pressing the RECORD (–)key.Are inputs assigned to tracks• (see “Assigning inputchannels” on page 57)?Why can’t my computer “see” the unit files?Is the unit connected to the computer via the USB• terminal (see “Connecting with a computer” onpage 92)?Before making the USB connection, songs, tracks,• or stereo masters are backed up or exported to theFAT partition? (Files on the MTR partition cannotdirectly be read.)