Yamaha LS9-32 Owner's Manual - Page 57
HA (head amp) settings, VIEW screen, and press the [ENTER] key
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HA (head amp) settings HA (head amp) settings Here's how to make HA (Head Amp) settings such as phantom power on/off, gain, and phase for each input channel. 1 Press the SELECTED CHANNEL section [HOME] key. The SELECTED CH VIEW screen will appear in the display. 1 2 1 +48V button B GAIN knob C ø (phase) button HINT • If you've turned on POPUP APPEARS WHEN PRESSING KNOBS in the PREFERENCE popup window (→ p. 194), you can also access the above popup window by pressing the 5 SELECTED CHANNEL section [HA GAIN] encoder. Input channel operations 1 HA popup button B GAIN knob 2 Use the LAYER section to select the desired fader layer. 3 Press a [SEL] key in the channel module section or ST IN section to select the input channel that you want to operate. 4 If you only want to adjust the HA gain for that channel, operate the SELECTED CHANNEL section [HA GAIN] encoder. You can obtain the same result by moving the cursor to the GAIN knob in the SELECTED CH VIEW screen and operating the dial or the [DEC]/[INC] keys. 5 If you want to edit detailed parameters such as phantom power on/off and phase, move the cursor to the HA popup button or GAIN knob in the HA field of the SELECTED CH VIEW screen, and press the [ENTER] key to access the HA/PATCH popup window. In the HA/PATCH popup window you can adjust the HA gain, switch phantom power on/off, and switch the phase for sets of eight channels. This popup window shows the parameters for the eight channels that include the channel you selected in step 3. 1 2 3 CAUTION • If you don't need phantom power, be sure to turn this button off. • Before you turn phantom power on, make sure that no devices other than phantom-powered devices, such as a condenser microphone, are connected. Otherwise, you risk damaging the devices. • Do not connect or disconnect a device while phantom power is applied. Doing so can damage the connected device and/or the unit itself. • To protect your speaker system, leave the power amps (powered speakers) turned off when switching the phantom power on/off. We also recommend that you set all output level faders to the minimum position. Otherwise, high-volume output may damage your hearing or equipment. 6 To adjust the HA gain, move the cursor to the GAIN knob of the desired channel in the window, and use the dial or the [DEC]/[INC] keys. The input level of the channel is shown by the level meter located immediately to the right of the GAIN knob in the screen. NOTE • The PAD will be internally switched on or off when the HA gain is adjusted between -14 dB and -13 dB. Keep in mind that noise may be generated if there is a difference between the Hot and Cold output impedance of the external device connected to the INPUT connector when using phantom power. 7 To turn on phantom power, move the cursor to the +48V button of the desired channel in the window, and press the [ENTER] key. The +48V button will turn on (red), and phantom power will be supplied to the corresponding INPUT jack. NOTE • If you want to use phantom power, you must first turn ON the +48V MASTER ON/OFF button located in the SYSTEM SETUP screen. LS9-16/32 Owner's Manual 57