SM Pro Audio HP12E: 12 channel headphone amplifier - Manual (Page 5)

HP12E FRONT panel
Each of the six independent amplifiers in the HP12E features a rotary level control,
an A/B source selector switch, and two 1/4
” (6.5mm) TRS headphone output jacks.
4.1 Source Selector Switch
Use this switch to select the input source you wish to monitor, A or B. Input A is the
unbalanced rear-panel input and input B is the XLR balanced input.
4.2 Headphone Output Connectors
Connect your headphones to these outputs. Make sure that your headphones are
not rated below below 8 Ohms in resistance, or you may damage the HP12E.
4.3 Headphone Volume Control
Use this control to adjust the headphone output level. Note that the level control
sets the level for both outputs of each channel simultaneously.
4.4 Power Switch
This switch is used to power the HP12E On or Off. Make sure the correct voltage
for your location (115V/220V) is selected on the HP12E’s rear panel before
switching the power ON.
SM PRO AUDIO hp12E
4.1
4.3 4.2 4.4