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Summary of Contents for Cobalt Digital Inc 9262
- Page 1 Cobalt Digital Inc. 9262 AES/EBU Digital to Analog Audio Converter – 75 Ohm User Manual CDI Part Number: 9262 V.1.2 8/7/2012...
- Page 2 9262 • • • • AES/EBU Digital to Analog Audio Converter 75 Ohm User Manual • Cobalt Digital Part Number: 9262 • Document Version: 1.2 • Printed in the United States. The information contained in this User Manual is subject to change without notice or obligation.
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Page 3: Symbol Meanings
Important Regulatory and Safety Notices Before using this product and any associated equipment, refer to the “Important Safety Instructions” listed below so as to avoid personnel injury and to prevent product damage. Products may require specific equipment, and /or installation procedures be carried out to satisfy certain regulatory compliance requirements. - Page 4 EMC Notices US FCC Part 15 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.
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Page 5: Environmental Information
To avoid the potential release of those substances into the environment and to diminish the need for the extraction of natural resources, Cobalt Digital Inc. encourages you to use the appropriate take-back systems. These systems will reuse or recycle most of the materials from your end-of-life equipment in an environmentally friendly and health conscious manner. -
Page 6: Functional Block Diagram
Documentation Terms Overview The 9262 is an AES/EBU digital to analog audio converter designed for broadcast use. It provides digital to analog audio conversion along with AES/EBU signal distribution. The 9262 supports audio sampling frequencies from 30kHz to 192 kHz. It converts the incoming AES/EBU digital audio signal to a stereo analog audio signal using 24 bit conversion technology. -
Page 7: Documentation Terms
Figure 1. Simplified Block Diagram of the 9262 Functions Features The following features make the 9262 the best solution for digital to analog audio conversion. • Converts AES/EBU digital to analog audio while providing AES/EBU signal distribution • Cable equalization and data reclocking on the incoming AES/EBU signal •... -
Page 8: Installation And Setup
Unpacking Unpack each 9262 you received from the shipping container, and check the contents against the packing list to ensure that all items are included. If any items are missing or damaged, contact your sales representative or Cobalt Digital Inc. directly. -
Page 9: Rear Module Installation
If you are installing the card into a slot with no rear module, you should have ordered and received one of the RM-9262-B module. You will need to install it in your frame before you can connect cables. Use the following steps to install a rear module in a 20-slot frame: Refer to the frame Owner’s Manual, to ensure that the frame is properly installed... - Page 10 Connect the input and output cables according to the following diagram. The input is internally terminated with 75 ohms. It is not necessary to terminate unused outputs. Split rear module RM20-9262-B/S allows two cards to be installed in adjacent slots. RM20-9262-B RM20-9262-B/S Figure 2.
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Page 11: User Controls
User Controls This chapter contains a description of the 9262 user controls: • EQ Switch • LEDs • DIP Switch Settings User Controls Figure 3. Card-edge User Controls... - Page 12 EQ Switch — SW1 The EQ Switch (SW1) is used to insert the cable equalizer into the incoming AES/EBU signal. The 9262 can recover digital audio signals conforming to AES/EBU specifications and transmitted over 75ohm, coaxial cable, up to 600 metres (2000 ft) long without equalization. For cable lengths in excess of 600 metres, we recommend that the input equalization be activated.
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Page 13: Dip Switch Settings
DIP switch settings SW 1-1 SW 1-2 Figure 4. DIP Switch Table 1 Analog Output Level SW 1-1 SW 1-2 Mute -12dBFS/+4dBu -18dBFS/+4dBu -20dBFS/+4dBu SW3 Tone Generator ‘ON’ – Generates -20dBFS line up tone. This feature requires an input signal for reference. -
Page 14: Specifications
100 dB, 20 Hz to 20 kHz Output Impedance 60Ω Balanced GENERAL Power Requirements +12 V,4Watts, MAX Dimensions 3.025" high x 12.800" deep Weight approx.0.115 kg (0.252 lbs) Cobalt Digital Inc. reserves the right to change performance specifications without prior notice. -
Page 15: Warranty And Repair Policy
(1) year. Cobalt Digital Inc.'s (“Cobalt”) sole obligation under this warranty shall be limited to, at its option, (i) the repair or (ii) replacement of the product, and the determination of whether a defect is covered under this limited warranty shall be made at the sole discretion of Cobalt. -
Page 16: In Case Of Problems
A Return Material Authorization number (RMA) will be issued to you, as well as specific shipping instructions, should you wish our factory to repair your 9262. If required, a temporary replacement module will be made available at a nominal charge. Any shipping costs incurred will be the responsibility of you, the customer. -
Page 17: Ordering Information
(Standard Width) 1 AES Input BNC, 4 AES Reclocked Output BNCs, 4 Analog Audio Outputs) RM-9262-B/S Split Rear Module (20-Slot Frame Rear I/O Module (Split) Dual AES Input, 2 AES Outputs per card, 2 Analog Outputs (Stereo Pair) per card) ®... - Page 18 E-MAIL Support Information Support@cobaltdigital.com 2406 East University Avenue POSTAL Cobalt Digital Inc. Urbana, IL 61802 USA SERVICE Visit us at the Cobalt Digital Inc. website. http://www.cobaltdigital.com • Online catalog • Related products and full product lines • Trade show information •...
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