Dolby Laboratories 430 operating instructions Dolby Laboratories Incorporated

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INSTALLATION AND

OPERATING INSTRUCTIONS

FOR

430 SERIES BACKGROUND

NOISE SUPPRESSOR SYSTEM

Dolby Laboratories Incorporated

U.S.A. 100 Potrero Avenue, San Francisco, CA 94103

Tel: 415-558-0200; Fax: 415-863-1373

U.K. Wootton Bassett, Wiltshire, SN4 8QJ, England

Tel: 0793-842100; Fax: 0793-842101; Telex: 44849

WARRANTY INFORMATION: warranty on the product covered by this manual is subject to the limitations and disclaimers set forth in the warranty disclaimer originally shipped with the product and also printed on the back of the invoice.

Dolby and the double-D are registered trademarks of Dolby Laboratories Licensing Corporation.

©1994 Dolby Laboratories

ISSUE 3

S94/9359/10081

Part No. 91262

MAIN

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Contents Series Dolby Laboratories Incorporated Dolby Background Noise Suppressor Specifications Table of Contents Introduction Section Unit Configurations Model 430 SystemAccessories 430SK1 1 Channel Suppressor KITSection Operation ControlsConsole Signal Path Insertion Guide Practical OperationMain Section Installation Control unit and Suppressor FramesMain Console Mounting of Remotes Channel Number AssignmentPanel Cut-Out Templates for Cat. No Remotes Regulatory Notices Style PlugsImportant Safety Notice IEC NoticesSection Theory of Operation Dialog Section Cat. No Voltage Regulation/SmoothingA1 Plugging Precautions Appendix