Opus 21 s80 Integrated Amplifier Owner's Manual resolution
From all of us at Resolution Audio, thank you for choosing the Opus 21 s80 amplifier. We went to great lengths to design and produce an integrated amplifier that offers musical pleasure and superior performance. Unpacking After unpacking your Opus 21 s80 amplifier, inspect it for any shipping damage and contact us immediately if any is found. Do not plug it into the power supply if you find any shipping damage. Please keep all packing materials for future transport of your amplifier.
Turn off any associated components prior to connecting the Opus 21. This minimizes the chance of momentary electrical surges disturbing your system. Connect the OpusLink interconnect to both the cd player and Power Centre. Note that the cable can only be installed in one direction. Secure the connectors by hand-tightening the integral screws. Connect the Opus PowerLink cable to both the s80 and Power Centre. Note that the cable can only be installed in one direction.
Safety Precautions CAUTION RISK OF ELECTRICAL SHOCK DO NOT OPEN CAUTION: TO REDUCE THE RISK OF ELECTRICAL SHOCK, DO NOT REMOVE COVER. NO USER-SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL. Check that the operating voltage of your unit is identical to that of your local power supply. Replace fuses only with identically rated fuses. To reduce risk of electrical shock, keep the unit dry and grounded. Do not operate the unit near water.
Warranty Resolution Audio warrants all products against faulty workmanship or defective materials for a period of three (3) years from date of shipment, with the exception of transport mechanisms. Transport mechanisms are covered for one (1) year. If a defect occurs within this period, Resolution Audio will repair, replace, or issue a credit for the product at our discretion. Prior to return, authorization is required. All merchandise must be returned in the original packing material with all accessories.
Front Panel and Controls 1 DO NOT REMOVE COVER. NO USER-SERVICEABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL.
1 Press to mute/un-mute the output. The volume level display will flash when muted. 2 Press to select input 1, balanced (XLR). 3 Press to select input 2, unbalanced (RCA). 4 Press to select input 3, unbalanced (RCA). 5 RS-232 Input - DB9 female For automated systems, connect to serial controller (listen-only). 6 Opus PowerLink connection - 6 pin XLR male connector Connect only to Opus 21 Power Centre using supplied cable.
RS-232 Serial Control The s80 amplifier contains a serial control input which allows your entire Opus 21 family to be operated from an automated controller. The RS-232 port operates in listen-only mode and is opto-coupled to prevent ground loops. Programming commands and configuration details are available on our web site. Thermal Protection Due to the high-efficiency design of the s80, overheating is unlikely. Should the thermal protection be triggered, the amplifier will mute the outputs.
