8
4.
SD card input: Insert SD card to play music.
5.
USB input: Insert USB card to play music.
6.
Repeat key, press this key to switch repeat one/repeat all/random: Repeat One: USB/SD
indicator blinks about 2 times per second; Repeat All: USB/SD indicator blinks about 3
times per second; Random: USB/SD indicator blinks about 1 time per second.
7.
Previous track/Long-press for fast backward
8.
Pause and play
9.
Next track/Long-press for fast forward
10.
Input mode switching key: select mode from AUX to USB/SD to Bluetooth
11.
Electric Guitar input port
12.
Electric Guitar volume control
13.
Microphone echo control
14.
Microphone volume control
15.
Wired microphone input port
16.
Power/Low voltage Indicator: It keeps on when the unit is powered on. When the unit is in
low voltage, it begins to blink.
17.
Master volume control
18.
Charging indicator: When charging, the CHG indicator blinks in RED. When charging is
almost completed, it blinks in GREEN. When completing charging, the indicator keeps on
in GREEN.
Operation Reference
Power
Source
AC
Power
Power
Indicator
CHG Indicator
Power
Management
Unit Operation
AC INPUT
AC ON
ON
Refer REMARK
YES
Powered by AC and
Battery Charged Will
go into standby and
charging cease after
no signal input for 15
minutes
Switch AC
Power switch to
OFF, and then
AC ON to power
on the system
again.
AC INPUT
OFF
OFF
*OFF
Not applicable
OFF
AC INPUT
CHG
ON
ON
Refer REMARK
NO
Powered by AC and
Battery Charged
Won't stop charging
till complete
Not
Recommended
DC INPUT
AC ON
ON
Refer REMARK
(if power cord
connected)
NO
Powered by battery
Not
Recommended
*OFF(if power
cord is not
connected)
NO
Powered by battery
Not
Recommended
DC INPUT
OFF
ON
*OFF
Not applicable
Powered by battery
DC INPUT
CHG
ON
ON
Refer REMARK
(if power cord
connected)
NO
Powered by battery
and battery charged
Won't stop charging
till complete
Not
Recommended
