TASCAM M-164/M-164FX/M-164UF 72 − Names and Functions of Parts1**USB indicatorLights when the mixer is connected to a computer byUSB.2 Input channel metersDisplay the input level of each input channel (levelsafter signals pass through the EQ section).3 MONITOR (L, R) metersDisplay the output signal level of the monitoring source(stereo, SUB or AUX 1 bus) that has been selected withthe two switches at the MONITOR section.4 indicatorLights when the mixer power has been turned ON usingthe ON/STANDBY switch on the rear panel.5 +48V indicatorLights when the phantom power has been turned ONusing the PHANTOM (+48V) switch on the rear panel.6 TRIM knobs (channels 1–6)Use to adjust the input levels of signals from the MICand LINE input jacks. While observing the channelmeters above, turn to the left (toward LINE) for linelevel sources (electronic instruments, audio equipment,etc.) or to the right (toward MIC) for microphones.7 EQ section (channels 7-8, 9-10)These channels each have a 2-band EQ.The EQ HI knob adjusts the high frequency range witha roll-off frequency of 12 kHz and a boost/cut range of±15 dB.The EQ LOW knob adjusts the low frequency rangewith a roll-off frequency of 100 Hz and a boost/cutrange of ±15 dB.Top panel*******M-164FX, M-164UF onlyM-164UF only