Boss Audio 508UAB Owner's Manual

• 

To play 

 on a disc, insert a disc with the label surface up  

into the disc slot. Playback will begin automatically.

• 

To play 

 on a USB/SD

 

device, open the USB port cover and

insert the USB/SD storage device into the USB/SD port. Playback  
will begin automatically.

• 

To eject a disc, 

 press the   (stop) button to stop playback. Press the   (eject) button 

to eject the disc and then remove it.

• 

To eject a USB device or SD card, 

 press   the button to stop playback, then remove 

the storage device or card.

Press the >|| (play/pause) button to pause or resume playback.

• 

To play the next track, 

 press the 

button.

• 

To play the previous track, 

 press the 

 button.

• 

To fast forward, press and hold the >>| or > button.

• 

To fast backward, press and hold the |<< or < button.

• 

During USB or SD card mode, press the 5/-10 button to go backward 10 tracks. Press 
the 6/+10 button to jump forward 10 tracks.

• 

During USB or SD card mode, press and hold the 5/-10 button to go back one folder. 
Press and hold the 6/+10 button to go up one folder. You can repeat this function 
depending on the number and level of folders. 

• 

These buttons have no function if the USB device or SD card has no folders.

 

SRC

MIC

During USB or SD playback, press the AMS button(in remote control) to enter track search  

mode. Use the VOL

 

knob or VOL +/- buttons to navigate the list of 

 This function

will time out after 5 seconds of inactivity.