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User's Manual
MIX 301
3-channel Audio Mixer
68-1048-01 Rev. B
11 08
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Summary of Contents for Extron electronics MIX 301
- Page 1 +31.33.453.4050 FAX +65.6383.4664 FAX +1.714.491.1517 FAX © 2008 Extron Electronics. All rights reserved. User’s Manual Extron China Extron Middle East +400.883.1568 +971.4.2991800 +971.4.2991880 FAX Inside China Only +86.21.3760.1568 +86.21.3760.1566 FAX MIX 301 3-channel Audio Mixer 68-1048-01 Rev. B 11 08...
- Page 2 Precautions Safety Instructions • English Warning This symbol is intended to alert the user of important Power sources • This equipment should be operated only from the power source indicated on the product. This equipment is intended to be used with a main operating and maintenance (servicing) instructions power system with a grounded (neutral) conductor.
- Page 3 FCC Class A Notice 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.
- Page 4 Table of Contents, cont’d Product Name Table of Contents...
- Page 5 Introduction The MIX 301 is a three-input, one-output VersaTools audio mixer. The MIX 301’s features include the following: • Recessed trim potentiometers on the front panel for individual input gain adjustments (from mute to +20 dB) • Compact 1U, one-eighth rack, VersaTools metal enclosure •...
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Page 6: Ul Rack Mounting Guidelines
Installation and Operation, cont’d Mounting the MIX 301 The MIX 301 can be set on a table, mounted on a rack shelf, mounted on the back of the rack, mounted under a desk or table, or installed on a projector mount. -
Page 7: Rack Installation
Rack installation The MIX 301 can be rack mounted using either the RSF 123 VersaTools 19" 1U rack shelf (Extron part #60-190-20), the RSB 123 basic VersaTools rack shelf (Extron part #60-604-20), an RSU 129 standard universal 1U rack shelf (Extron part #60-190-01), or an RSB 129 1U basic rack shelf (Extron part #60-604-01). -
Page 8: Back Of The Rack Installation
1U rack shelf Back of the rack installation The MIX 301 can be conveniently mounted on the rear of a rack by using the Extron MBB 100 back of the rack mounting kit (Extron part #70-367-01). The back of the rack mounting kit allows the MIX 301 to be vertically positioned. - Page 9 Furniture/Projector mounting Use the optional MBU 123 mounting kit (furniture, part #70-212-01, or the PMK 100 projector pole mount kit, part #70-217-01) to mount the MIX 301, as follows. Furniture mounting Remove the rubber feet if they were previously installed.
- Page 10 Then, tighten each screw to secure the unit in place. Projector mounting Remove the rubber feet if they were previously installed. Attach the mounting bracket to the MIX 301 with the machine screws provided. Secure the unit to a projector mount or other...
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Page 11: Rear Panel Features And Cabling
To verify the polarity before connection, check the no load power supply output with a voltmeter. Your MIX 301 may have shipped with a blue captive screw connector. This blue connector can be plugged into either a blue or an orange power receptacle. - Page 12 MIX 301. Failure to observe the 10-second timeout may result in those adjustments not being saved. Power LED — Lights green to indicate that the MIX 301 has power. Balanced/unbalanced input connectors (IN 1, IN 2, IN 3) —...
- Page 13 “Cable Preparation For Audio Connections” card. CAUTION For unbalanced audio, connect the sleeve(s) to the ground. the negative (-) contact. NO GROUND HERE Ring Sleeve Sleeve Balanced Output MIX 301 • Installation and Operation DO NOT connect the sleeve to Unbalanced Output...
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Page 14: Front Panel Features
Front Panel Features MTP SERIES Figure 4 — MIX 301 front panel Power LED — Lights green to indicate that the MIX 301 has power. Input channel audio gain controls — Adjusts the audio input gain for each input. The gain is adjusted by rotating the screw and the adjustment range is from mute (fully counterclockwise) to +20 dB (fully clockwise). -
Page 15: Audio Input
General External power supply ... 100 VAC to 240 VAC, 50/60 Hz, external, Power input requirements ... 12 VDC, 0.2 A (max.) MIX 301 • Reference Information potentiometers are set to 12 o’clock, the gain is as follows: Unbalanced output: -6 dB... - Page 16 Warranty ... 3 years parts and labor All nominal levels are at ±10%. Specifications are subject to change without notice. MIX 301 • Reference Information 10% to 90%, noncondensing Operating: +32 to +122 °F (0 to +50 °C) / 10% to 90%, noncondensing #60-190-01 or 60-604-01;...
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Page 17: Optional Accessories
RSB 123 Basic VersaTools rack shelf RSU 129 1U 19" rack shelf kit RSB 129 1U basic rack shelf kit MBU 123 Under desk mounting kit PMK 100 Projector pole mounting kit MIX 301 • Reference Information Part number to reorder 60-737-01 70-055-01... - Page 18 Table of Contents, cont’d Product Name Table of Contents...
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