User Manual

When a USB, SD card or AUX cable is inserted, the unit will automatically switch to the correct mode and
begin playing audio. If however you need to select the mode manual, select the correct mode using the ‘Mode’
button (Ref.24)/(Ref.3).
On the speaker set, Bluetooth and USB modes are indicated by a blue light. All other modes are indicated by a
red light (Ref.7).
AUX and Optical Modes
Use the 3.5mm to 3.5mm AUX cable or 3.5mm to RCA cable to connect an external AUX device to the ‘AUX’
input of the D40 speakers (Ref.15).
AUX Mode
When an AUX cable is plugged into the AUX port at the rear of the speaker (Ref.15), the unit will automatically
switch to AUX mode (indicated with a red light (Ref.7)) and you will hear the words ‘Line in’ from the
speakers. If necessary, select ‘AUX’ mode using the ‘Mode’ button (Ref.24)/(Ref.3).
Optical Mode
To connect the D40 speakers to an external device, use an optical cable to connect via the OPTICAL input
(Ref.10).
Press the ‘Mode’ button (Ref.24)/(Ref.3) to switch the Mode to Optical. The corresponding mode indicator
light (Ref.7) will light up red and you will hear the word ‘Optical’ from the speakers when Optical mode is
selected.
Bluetooth Mode
To connect an external device to the D40 speakers, ensure that the speakers are in ‘Bluetooth’ mode. Select
‘Bluetooth’ mode manually by using the ‘Mode’ button (Ref.24)/(Ref.3) until the corresponding mode indicator
light, labelled ‘AUX/BT’, (Ref.7) lights up blue. You will hear the word ‘Bluetooth’ to indicate that Bluetooth
mode is now active.
Switch Bluetooth on for your external device. Select ‘D40’ from the list of devices.
When your external device is connected, you will hear the words ‘Bluetooth Connected’ to indicate a
successful connection. You can now play audio through the speakers. When Bluetooth is disconnected, you
will hear the words ‘Bluetooth Disconnected’ to indicate successful disconnection.