Operation Instructions
Preparations
3. When the device needs to be powered off, touch the metal bar on the panel (more than 1 second) or press and hold on the
CD/AMP
button, the indication light will turn red. At this time, the device is in a standby mode. Move the power
switch on the back panel to
off
position and the device is powered off.
1. Properly connect the power line, signal line of the device and the amplifier, and make sure the connection of the output line
of the amplifier has no short circuit. Rotate the volume adjusting knob counterclockwise to the minimal position.
2. Move the power switch on the back-panel to
ON
position. The indication light of the
ON/STANDBY
on the panel
will turn red. At this time, touch the metal bar (more than 1 second) or press and hold the
CD/AMP
button on the
remote control, the indication light will turn to green, and the device will start to work. After about 3 seconds, the relay
closes, then you can select corresponding input interface, and adjust the volume by rotating the knob slowly to a proper
position, then the device will start to work.
4. If the device will not be used for a long time, please unplug the AC power line connected to the device.
Input shift
Rotate the
INPUT
knob on the board or press the
button on the remote control, the audio source can be
shifted to the corresponding input interface, and the current input will be displayed on the display screen.
INPUT
Volume adjusting
Adjusted volume by rotating
VOLUME
knob on the front-panel, while rotating counterclockwise is reducing the
volume, rotating clockwise is increasing the volume. The volume can also be adjusted by pressing the
button on the remote control.
-
Notes:
Before starting the device, please make sure the volume knob is not rotated to an excessive position, otherwise the
sound box will be burnt.
Mute
1. When the audio function is normally working, press the
MUTE
button on the remote control, there will be a
MUTE
on the display screen, then the audio output of the device is stopped.
2. When the device is in a mute condition, press the
MUTE
button once, the audio function is restarted.
Output protection
When the device is overloaded, the relay that protects the device will disconnect at once, and there will be a
PROTECT
displayed on the display screen. At this time, you should power off the device and check and remove the overloading. 5
minutes later, restart the device, and the device will start to work in normal state.
Gain adjusting
This function enables users to choose different devices (amplifier or signal source). When the sensitivity of the amplifier is
low or the signal source output electric level is low, please move the gain selection switch to a
HIGH GAIN
position;
when the amplifier is highly sensitive or the signal source output electric level is high, please move the gain selection switch
to a
LOW GAIN
position.
Mode selection
Users can select different mode according to their requirement.