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Related Manuals for Knoll Eco-System GRS44
Summary of Contents for Knoll Eco-System GRS44
- Page 1 GRS44 8 Channel Eco-System™ Controller-Amplifier Installation Instructions v1.0...
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Page 2: Important Safety Instructions
Important Safety Instructions: 1) Read these instructions. 2) Keep these instructions. 3) Read all warnings. 4) Follow all instructions. 5) Do not use this apparatus near water. 6) Clean only with dry cloth. 7) Do not block any ventilation openings. Install in accordance with the manufacturer’s instructions. - Page 3 FCC Warning Note: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications.
- Page 4 This is Knoll's fourth generation of multi-channel, high- quality power amplifiers. The GRS44 is designed to meet the amplifier needs of custom installed multi-zone systems where high quality sound is a specific requirement.
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Page 5: Connecting Your Amplifier
We suggest starting with the input gains on the rear of the GRS44 set to mid position. After it is installed and being tested these gains are use to set the different source input levels so they are roughly the same. -
Page 6: Speaker Connections
Speaker connections The GRS44 has four stereo 30 watts per channel amplified outputs. Channel 1 also has line level outputs to connect to larger powered amplifiers. To ensure that the high quality signals produced by your amplifier are carried to your speakers without loss of clarity or resolution, Knoll advises that you use high-quality speaker wire. -
Page 7: Rs232 Connection
1.0 Terminal Settings To control the GRS44 amplifier via other control systems, connect a RS-232 cable to the serial control connector on the rear of the GRS44 and set your computer’s or control unit port settings to match the following configuration:... - Page 8 Supported Commands Command Summary # = numerical zone or amplifier channel value $$ = second numerical value (may be one or two digits) Function Command Range Read/Write Remarks Version (vr?) none read only Reset (rx) none write only 1 second Channel On (#on) write only...
- Page 9 Zone 2 volume increased Knoll Systems service information The GRS44 amplifier does not contain any user serviceable parts inside. If you suspect a problem that may require servicing, contact us at www.knollsystems.com/contact.html, or by phone at 800 566-5579. It is extremely important that only an authorized service dealer make any repairs.
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Page 10: Troubleshooting
Care, maintenance, and cleaning When the GRS44 amp becomes dirty, wipe it with a clean, dry, soft cloth. If necessary, first wipe the surface with a slightly dampened soft cloth with mild soapy water, then with a fresh cloth dampened with clean water. - Page 11 (ii) the dealer’s name; and (iii) the model and serial number of the Product. When sending your unit in for repair, please ship your unit in its original packing material or a Knoll approved ATA Shipping Case, or have a professional packaging company pack the unit. Please insure your shipment for its full value.