Abbingdon Music Research AM-777 Manuale d'uso - Pagina 9

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R1. SPADE/BANANA outputs: for connection of standard termination speaker cables.

R2. USB input: to allow direct connection to a computer.

R3. HIFI/PRO: to allow for a source with transformer balanced output.

R4. POWER: to switch on mains electricity to the AM-777.

R5. 115V/230V: to switch to the correct local mains voltage.

R6. INPUT 1: shared XLR and RCA input

R7. INPUTS 2-4: RCA inputs

R8. IEC power connector: for the connection of a mains power cable to the AM-777.

R9. Preamplifier output: to drive other amplifiers.

R10. MODE: to alternate between Stereo/Monoblock/Bi-Amplification settings.

R11. INT/POWER Amp: to alternate between Pre-Main and Power Amplification setings.

R12. 4R/8R speaker: to select the correct speaker impedance.

R13. Infra-Red Link: for connection of a wireline remote control.

In the majority of audio systems, the AM-777 is most likely to be operated as a Pre-Main Amplifier.

Please inspect the rear panel of the AM-777 to verify that the default settings (in bold) are as follows:

1. HIFI/PRO switches are set to HiFi (left position)

2. MODE switch is set to LR (middle position)

3. INT/POWER switch is set to Int (right position)

4. 4R/8R switch is set to 8R (unless speakers with 4R or lower impedance are used)