Abbingdon Music Research AM-777 Owner's Manual - Page 12

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3.1.4 USB Input

The AM-777 can be connected via a USB connection (R2) directly to a computer for sound replay. No

Drivers are required under Windows XP SP2 or later and Mac OSX. Make sure the playback application

is set correctly to output sound to the USB Audio Device.

3.1.5 Mode switch

At the rear of the AM-777 the "Mode" switch (R10) allows for the AM-777 to alternate between Stereo/

Monoblock/Bi-Amplifier modes.

3.1.6 Int/Power switch

At the rear of the AM-777, the "Int/Power" switch (R11) enables the AM-777 to alternate between pre-

main or power amplification modes.

3.1.7 HiFi/Pro switch

At the rear of the AM-777, the "HiFi/Pro" switch (R3) allows for a source with a transformer balanced

output to be connected to the AM-777.

3.1.8 Preamplifier Output connector

At the rear of the AM-777, the preamplifier output (R9) allows the AM-777 to drive other amplifiers

(including AM-777 switched to power amplifier mode) or subwoofers. The output level of the preamplifier

output varies with volume changes on the AM-777.