Yamaha CDC-901 Owner's Manual - Page 12

Changing brightness of the display You can change the brightness of the display by pressing the DIMMER button. Normal illumination Slightly dim DIMMER Dim CDC-901 only Adjusting the level of signals output into an amplifier, etc. You can adjust the level of sound signals output from the LINE OUT terminals on the rear panel into an amplifier, etc. as you prefer by using the OUTPUT LEVEL buttons. CDC-901 only When you listen with headphones Connect the headphones to the PHONES jack and adjust the volume by using the OUTPUT LEVEL buttons. * Note that the use of the OUTPUT LEVEL buttons will also vary the level of the signal output to an amplifier, etc. - OUTPUT LEVEL + OUTPUT LEVEL DOWN UP or (On the front panel) * When the DIGITAL AUDIO OUT (OPTICAL) terminal is used for the connection, set the level of output signals to max. * The level of output signals can be checked on the display. PHONES 12