16. VCR2: Press this button to select a VCR or video source connected to the front panel on the unit. 17. AUX/TV Input: Press this button to select the source connected to the TV Input. 18. Balance: This knob adjusts the balance between the front left and right speakers. 19. Bass: This knob adjusts the tone of low-frequency sounds. Turn it to the right to boost bass frequencies or to the left to cut bass frequencies. 20. Treble: This knob adjusts the tone of high-frequency sounds. Turn it to the right to boost high frequencies or to the left to cut high frequencies. 21. Volume Control: Turn the knob clockwise to increase volume, counterclockwise to decrease the volume.
22. Auto tune: Press this button when in the AM/FM mode to direct the receiver to seek only the strongest stations when pressing the TUNING button #23. 23. Tune: Press this button to manually scan up or down through the FM or AM bands. 24. Information Display: This display delivers messages and status indications to help you operate the receiver. 25. Remote Sensor Window: The sensor behind this window receives infrared signals from the remote control. Aim the remote at this area and do not block or cover it.