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City of Santa Ana Public Library Renovation <br />Group 4 Architecture Research + Planning, Inc.Smith, Fause & McDonald Inc. <br />Group 4 Project No. 22575-01 Conform Set – August 2, 2024Bid Set Addendum-03 – June 05 <br />INTEGRATED AUDIOVISUAL SYSTEMS AND EQUIPMENT SECTION 27 4116-67 <br />C.Provide a permanent label on the front of each equipment rack including the rack <br />designation, and the circuit breaker number and associated electrical distribution panel <br />designation servicing same. <br />D.Maintain separation of wiring classifications as specified herein. Separately dress, route and <br />land microphone and line level cables and related on the right side of the equipment <br />enclosure, as viewed from the rear; dress, route, and land loudspeaker level and control <br />cables on the left side of the equipment enclosure, as viewed from the rear. <br />E.Access shall not require demounting or de-energizing of equipment. Install access covers, <br />hinged panels, or pull-out drawers to insure complete access to terminals and interior <br />components. <br />F.Fasten removable covers containing any wired component with a continuous hinge along one <br />side, with associated wiring secured and dressed to provide an adequate service loop. <br />Provide an appropriate stop locks to hold all hinged panels and drawers in a serviceable <br />position. <br />G.Provide permanent labels for all equipment and devices. Where possible, fasten such labels <br />to the rack frame or to blank or vent panels which will remain in place when active equipment <br />is removed for possible service. <br />H.At jackfields, provide service loop to permit removal of jackfields from rack sufficient to <br />conveniently access all jack contacts for routine cleaning and maintenance. Organize the <br />service loop and harness such that reasonable reconnection of jacks and jack normals is <br />possible without cutting apart the harness. <br />I.Coordinate the design and execution of wire harnessing of multi-bay rack ensembles with <br />conditions of delivery to installation locations at Project Site, and with the requirement herein <br />for test of the completely wired system in the shop prior to delivery to the Project Site. <br />Organize the wiring harnesses such that they will fold within one shippable unit without risk of <br />damage, or provide polarized multipin connectors and related interconnect systems as <br />specified elsewhere herein. <br />J.At each equipment backboard, provide UL Listed surge suppressing multi-outlet assembly <br />with at least six (6) receptacles. <br />3.9 EQUIPMENT RACK AND EQUIPMENT TESTING AND ADJUSTING PROCEDURES <br />A.Conduct procedures in fabrication shop. Verify safe and proper operation of all components, <br />devices, or equipment, establish nominal signal levels within the systems and verify the <br />absence of extraneous or degrading signals. Make all preliminary adjustments and <br />document the setting of all controls, parameters of all corrective networks, voltages at key <br />system interconnection points, gains and losses, as applicable. Submit test report. Request <br />and coordinate verification of submitted test data by the City's Representative. Correct all <br />non-conforming conditions prior to shipment to Project Site. Perform at least the following <br />procedures: <br />B.Preliminary: Verify: <br />1.Grounding of devices and equipment. Integrity of signal and electrical system ground <br />connections. <br />2.Proper provision of power to devices and equipment. <br />3.Integrity of all insulation, shield terminations and connections. <br />4.Integrity of soldered connections. Absence of solder splatter, solder bridges. <br />5.Absence of debris of any kind, tools, etc.