TASCAM US-800 23USB connectionsUse the included USB cable to connect theUS-800 to your computer as shown in theillustration.NOTESome USB devices access the USB busfrequently. To avoid dropouts and clicks in theaudio signal, we strongly recommend that youdo not connect any USB devices other thankeyboards and mice to the USB bus used by thisunit.Audio connectionsConnect the analog outputs of microphones,guitars, keyboards and other audio devices tothis unit, which will convert their signals intodigital signals and send them via USB to yourcomputer.Connect the outputs of the unit to speakers(with amplification) and headphones tomonitor a mix of the audio signals beinginput into the unit and output from thecomputer.You can adjust the level, pan and othersettings for each signal. (For details, see “6 -Using the mixer for low-latency monitoring”on page 25.)MicrophonesConnect microphones to the MIC/INST IN(1-2) XLR jacks on the front panel or the MIC/LINE INPUTS (3-6) XLR jacks on the rearpanel. If you are using a condenser mic thatrequires phantom power, set the PHANTOM+48V switch on the rear panel to ON.CAUTIONConnecting a dynamic microphone with an•unbalanced connection to the unit when thePHANTOM +48V switch is ON could damagethis unit and make it unusable.Do not connect or disconnect a mic with an•input when this switch is ON. Loud noisesmight be produced and damage could becaused to equipment.Always turn the PHONES and MONITOR•knobs on the front panel to the minimumvolume before changing the PHANTOM +48Vswitch between ON and OFF. Dependingon the connected microphone, loud noisesmight be produced and damage could becaused to equipment and harm could occurto people’s hearing.Always set the PHANTOM (+48V) switch•to OFF before turning the unit’s power onor off (connecting or disconnecting the ACadaptor).GuitarsWhen connecting guitars and bass guitars tothis unit directly, use the MIC/INST IN (1-2)1/4“ jacks on the front panel.Connecting keyboards, drummachines, sound modules,cassette/MD/CD players andother analog line level devicesConnect the analog signal outputs of thesetypes of equipment to the MIC/LINE INPUT3-6 jacks (standard TRS) on the rear panel.Connecting, sound modules,MD/CD players and otherdigital devicesConnect the external device’s digital outputto the IN connector on the rear panel of thisunit. To send this unit’s signal to anotherdevice, connect the US-800’s DIGITAL OUT tothe other device’s digital input.NOTEThe digital input and output connectors of•this unit are RCA pin jacks.5 – Connections