Yamaha AX-590 Owner's Manual - Page 10

Using the PURE DIRECT switch You can enjoy the purest possible sound from your audio sources by setting this switch so that the indicator illuminates. By doing so, the audio signals bypass the BASS, TREBLE, BALANCE and LOUDNESS controls, thus eliminating any alterations to the audio signals. AX-590 only * The SUBSONIC FILTER switch and the PRE OUT/MAIN IN terminals are also bypassed. PURE DIRECT Using the CD DIRECT AMP switch You can enjoy the purest possible CD sound from your CD player by setting this switch so that the indicator illuminates. By doing so, CD's input signals are sent to the built-in amplifier special for CD directly bypassing the INPUT selector, BASS, TREBLE, BALANCE and LOUDNESS controls, and then sent to the power amplifier. This signal routing reproduces the purest CD sound eliminating any alterations to the CD signals. AX-590 only * The SUBSONIC FILTER switch and the PRE OUT/MAIN IN terminals are also bypassed. CD DIRECT AMP Setting the SUBSONIC FILTER switch AX-590 only If you set this switch to "ON" position, undesirable ultra-lowfrequency signals caused by turntable rumble or warped records can be cut out without losing sound quality. SUBSONIC FILTER ON OFF Note If both the CD DIRECT and PURE DIRECT switches are on, only the CD DIRECT switch will function. When you listen with headphones Connect the headphones to the PHONES jack. When listening with headphones privately, set both the SPEAKERS A and B switches to the OFF position. PHONES Open/close the control door AX-590 only When it is not necessary to operate controls inside the control door, close the door. To close the door To open the door 10