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2 GENERAL..........................................................2 HANDLING ........................................................2 CLEANING.........................................................2 FCC NOTICE .....................................................2 ABOUT YOUR MT110-103....................................... 3 TECHNICAL SPECIFICATIONS.............................. 3 PRODUCT DESCRIPTION ...................................... 4 APPLICATION DIAGRAMS...................................... 5 DIAGRAM 1: TYPICAL SETUP ..........................5 DIAGRAM 2: INTERNAL VIEW ..........................6 INSTALLING YOUR MT110-103............................ 7 OPERATION............................................................... 7 RS-232 CONTROL.............................................7 DESCRIPTION OF COMMANDS .......................8 COMMAND ORGANIZATION ........................8 BASIC COMMANDS ......................................8 FEEDBACK CONTROL ...............................10 CARD CONTROL ........................................12 VOLUME RAMPING COMMANDS ..............15 ID COMMANDS ...........................................18 GROUP COMMANDS..................................20 SUMMARY OF COMMANDS ...........................21 MENU MODE...................................................22 TROUBLESHOOTING GUIDE............................... 24 LED IS NOT LIT................................................24 NO SOUND......................................................24 DISTORTED SOUND.......................................24 SOUND LEVEL IS LOW ...................................25 ALTINEX POLICIES ................................................ 25 LIMITED WARRANTY/RETURN POLICIES .....25 CONTACT INFORMATION ..............................25 400-0197-006 1 MULTITASKER PRECAUTIONS / SAFETY WARNINGS 1 Please read this manual carefully before using your MT110-103 and keep it handy for future reference. These safety instructions are to ensure the long life of your MT110-103 and to prevent fire and shock hazards. Please read them carefully and heed all warnings. 1.1 GENERAL • Qualified ALTINEX service personnel or its authorized representatives must perform all service. 1.2 HANDLING • Handle the MT110-103 carefully. Dropping or jarring can damage the card. • The MT110-103 contains components that are sensitive to electrostatic discharge (ESD). Always use ESD safety precautions when touching the card. • To prevent fire or shock, do not expose this unit to water or moisture. Do not place the MT110-103 in direct sunlight, near heaters, or heat-radiating appliances, or near any liquid. Exposure to direct sunlight, smoke, or steam can harm internal components. • Do not pull any cables that are attached to the MT110-103. 1.4 CLEANING • Clean only the connector area with a dry cloth. Never use strong detergents or solvents such as alcohol or thinner. Do not use a wet cloth or water to clean the card. Do not clean or touch any component or PCB. 1.5 FCC NOTICE • This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. • This equipment has been tested and found to comply with the limits for a Class A digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment. This equipment generates, uses, and can radiate radio frequency energy and if not installed and used in accordance with instructions found herein, may cause harmful interference to radio communications. Operation of this equipment in a residential area is likely to cause harmful interference in which case the user will be required to correct the interference at his own expense. • Any changes or modifications to the unit not expressly approved by ALTINEX, Inc. could void the user’s authority to operate the equipment. 400-0197-006 2 MULTITASKER ABOUT YOUR MT110-103 2 TECHNICAL SPECIFICATIONS 3 MT110-103 8X8 Mono Audio Matrix Switcher The MT110-103 is a Balanced Audio Matrix Switching Card. This card allows any input to be independently switched to any or all of the outputs. All inputs and outputs can be wired for unbalanced audio, or they can be wired for balanced audio allowing longer cable runs and superior noise resistance. Additionally, the MT110-103 has variable gain for each output. As a “transparent” distribution amplifier, this card utilizes AC coupling on its inputs for ideal signal transfer characteristics. Switching is controlled with easy-to-use ASCII commands from a control system or computer connected to the RS-232 port of a MultiTasker enclosure or from the keys programmed on the front panel of the MultiTasker. Each card uses two slots in a MultiTasker enclosure, and all input and...