The lightning flash with the arrowhead symbol within an equilateral triangle is intended to alert the user to the presence of “uninsulated dangerous voltage” within the product’s enclosure that may be of sufficient magnitude to constitute a risk of electric shock to a person.The exclamation point within an equilateral triangle is intended to alert the user to the presence of important operating and maintenance (servicing) instructions in the literature accompanying the unit.Safety PrecautionsWarning: To prevent fire or electric shock, do not expose this appliance to rain or moisture.
IMPORTANT SAFEGUARDS
Caution: Please carefully read all of the following important safeguards to ensure safe operation.
Read Instructions:All the safety and operating instructions should be read before the appliance is operated.
Retain Instructions:The safety and operating instructions should be retained for future reference.
Follow Instructions:All operating instructions should be followed.
Heed Warnings:All warnings on the unit and the operating instructions should be adhered to.
Power SourceThe appliance should be connected based on instructions.
Heat:Keep the unit away from heat sources such as radiators, refrigerators, stoves or other appliances that may radiate heat.
Non-use Periods:The power cord of the unit should be unplugged from the outlet when you do not use it for a long time.
Damage requiring service:The unit should be repaired by qualified service personnel in the following cases:
The power plug or cable has been damaged;
Objects have fallen or liquid has been spilled on the appliance;
The appliance has been exposed to rain;
The appliance is functioning abnormally.
CONNECTIONS
FM antenna jack
Power input
TWS FUNCTION (TRUE WIRELESS STEREO)
Under BT mode, long press TWS button on the control panel to initiate TWS function. This function can make one speaker connect to the other one which is also under TWS mode, to get the effect of using two speakers at the same time and play music under BT 2.0 channel TWS can be only used under BT function, and will not work if the speaker is set AUX or USB/SD mode.Under BT mode to build TWS connection, the A channel and B channel should be under same BT searching name, or they will be failed to connect.
SP-1840 A SP-1840 A
SP-1840 B SP-1840 B
SP-1840 A SP-1840 B ( NOT WORK )
SP-1840 B SP-1840 A ( NOT WORK )
FRONT PANEL-CONTROLS AND FUNCTIONS
Power ON/OFF
A System Media card input slot
A System USB input slot
A System Line input slot
Microphone 1 input slot
1KHz Equalizer
63Hz Equalizer
Treble increase/weakers
BASS increase/weakers
A System Volume control
A System BT input key (BT searching name: SP-1840 A )
A System USB/SD card input key
A System Line input key
A System Play/Pause key
A System FM input key /long press for TWS/FM auto scan
A System Previous key, long press for volume decrease
A System next key, long press for volume increase
Mute of whole unit
A System LED display
Remote control receiver
B System LED display
LED switch ON/OFF:
Unit power is ON ,ALL lights ON
1st press: Top Ceiling light OFF / Speaker Light & Decoration LED ON
2nd press: Top Ceiling light ON / Speaker Light & Decoration LED OFF
3rd Press: All Lights OFF
4th Press: All Lights ON Rotate Operation
B System Previous key, long press for volume decrease
B System next key, long press for volume increase
B System Line input slot
B System Play/Pause key
B System FM input key /long press for TWS/FM auto scan
B System BT input key (BT searching name: SP-1840 B )
B System USB/SD card input key
B System Volume control
ECHO increase/weakers
Micprohone Volume increase/weakers
12KHz Equalizer
6KHz Equalizer
Microphone 2 input slotase
B System Line input slot
B System USB input slot
B System Media card input slot
REMOTE INSTRUCTION
A System USB/SD card input button
A System BT input button
B System USB/SD card input button
B System BT input button
A System FM input button
A System LINE input button
B System FM input button
B System LINE input button
A System volume increase
A System volume decrease
A System Equalizer
B System Equalizer
B System volume increase
B System volume decrease
A System play again
B System play again
Mute volume
A System auto scan for channels
B System auto scan for channels
A System USB/SD card song select
B System USB/SD card song select
A System previous song
A System next song
B System previous song
B System next song
A System play
A System Pause
B System play
B System Pause
A System BT TWS
B System BT TWS
Accessories
AUDIO CABLE
HOW TO USE BT CONNECTION
Dual BT connection Speaker
SYSTEM A
2 ways to enter or restart BT function
Press the “ BT ” input button on remote control system A
Press the “ BT ” button on top control panel system A
Auto search and connectSpeaker will enter auto search: it will search for the last connected device.
The unit will automatically connect to the last connected device that BT is open with in 20 metres in few seconds. (Note: If device cannot be connected automatically, press the buttons “PLAY/PAUSE”, “PREVIOUS”, “NEXT” to activate BT and re-connect the device.
Speaker can be connected with new device Use the new device search and connect to“SP-1840 A”
Successful ConnectionThe BT connection is completed.
SYSTEM B
2 ways to enter or restart BT function
Press the “ BT ” input button on remote control system B
Press the “ BT ” button on top control panel system B
Auto search and connectSpeaker will enter auto search: it will search for the last connected device.
The unit will automatically connect to the last connected device that BT is open with in 20 metres in few seconds. (Note: If device cannot be connected automatically, press the buttons “PLAY/PAUSE”, “PREVIOUS”, “NEXT” to activate BT and re-connect the device.)
Speaker can be connected with new device Use the new device search and connect to “SP-1840 B
Successful ConnectionThe BT connection is completed