GB-4
MUTE THE UNIT
During playback, press MUTE button to switch off the audio. Press the button again to
resume the audio.
VOLUME LEVEL/TREBLE/BASS ADJUSTMENT
Press VOL +/- buttons or /- buttons or BASS +/- buttons to adjust the volume
output level or treble effect or bass effect.
RESET BUTTON
When using the unit, you may come across a problem that the unit doesn't work or halts
accidentally; you can use a needle or a small, slender implement to poke the RESET button
in the rear of the player, the unit will turn off automatically and then please reboot the unit,
the unit will recover the normal mode.
CONNECTING WITH OTHER APPLIANCES
AUX IN
1. Connect the AUX IN jacks on the unit to audio source, for example, DVD player with an
RCA cable.
2. Press STANDBY button to turn the unit on.
3. Press SOURCE button repeatedly to switch to AUX mode.
4. Use the controls on the connected audio device to begin playing music through the
connected unit.
LINE IN
Follow steps to connect the unit to another audio device:
1. Connect the device into the player LINE IN jack with the LINE OUT cables.
2. Press STANDBY button to turn the unit on.
3. Press SOURCE button repeatedly to switch the unit to Line In mode.
4. Power on the device and begin play.
