1. VOLTAGE SELECTOR SWITCH
Note: For use by Cambridge Audio service personnel only!
2. AC POWER SOCKET
3. BALANCED/UNBALANCED INPUTS - The XLR input is balanced and the RCA input is unbalanced.
4. BALANCED/UNBALANCED SWITCH - Select depending on whether a source is connected to the balanced XLR or unbalanced RCA input.
Note: There will be no sound from the amp if the correct input isn’t selected. If a source is connected to the balanced input, for example, ensure that the balanced switch has been selected.
5. LOOP OUT - The XLR output is balanced and the RCA output is unbalanced.
6. SPEAKER TERMINALS
Note: When using a banana plug, make sure the speaker terminals are completely tightened before inserting the plug.
Connect the wires from your left channel loudspeaker to the left positive and negative terminals and the wires from the right channel loudspeaker to the right positive and negative terminals.
In each case, the red terminal is the positive output and the black terminal is the negative output.
Care should be taken to ensure no stray strands of wire short the speaker outputs together. Please ensure that the loudspeaker terminals have been tightened completely to provide a good electrical connection.
It is possible for the sound quality to be affected if the screw terminals are loose.
7. AUTO POWER DOWN (APD) SWITCH - Switches to enable or disable the Auto Power Down function. When enabled, the amplifier will automatically switch to standby mode after inactivity of 20 minutes.
8. LINK - Refer to the 'Power syncing' section of this manual for more information.