background image

Phone  In

2

Schematic diagram of interface

    USB input:The jack can read storage devices such as USB 

    fl

ash drive(Insert U disk automatically switch to MP3 mode)

Indicator light:

   1.Bluetooth waiting for connection

:

Indicator Light blu

e fl

ashing;

   2.Insert U disk / Bluetooth Connect to the mobile phone:Indicator 

      light is normally on blue;

   3.Single cycle

:

Indicator light is normally on purple.

Mode 

button

:

1.single press:Pause / play

2.Long press:Bluetooth  Open / close(No insert U disk)

3.Long press:switch 

Bluetooth / MP3

(insert U disk)

single press:Next song

Long press:volume increase

single press:Previous song

Long press: volume discrease

     Aux IN:Mobile 

phones or MP3 input

Reverb

:Timbre modi

cation

Mode switching

:Mp3/Bluetooth

Bass

: Low frequency signal control

Treble

:middle High frequency signal control

Power indicator

:

1.Non-charging state

:

Display blue when power is enough; display purple when power

    is low; 

2.charging state:display the purple when on the state of charging; charge saturation

    long bright puhrple.

Recording button ( this button is invalid when there is no U Disk inserted)

How to turn on Recording Function?

1. Turn on the Ampli

er.

2. Insert the U Disk, press the Recording button to record( indicator light re

d fl

ashing); Press 

    the button again to stop the recording and play it.

3. Double press the record button to delete the recording. Long press the record button to 

    Play order/ Single cycle the recordings.

LINE  1

LINE  2

LINE 1 & LINE 2

LINE  3

Channel 2

     Gain

Channel 3

Channel 3

    Bass

Channel 3

   Reverb

Channel 2

Channel 1/2

     Reverb

Channel 3

    Gain

Channel 3

   Treble

Master Vol

Phone  In

How to turn on Bluetooth Function and connect with your devices?

1. Turn on the amplifier.     

            

2. Long press the MODE button and turn on Bluetooth MODE.

3. Turn on the Bluetooth function of your device and choose the device with the name of coolmusic

Channel 1

Channel 1 

     Gain

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