MRV Communications EM316-2SFP Manuale Utente

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EM316-2SFP User Guide 
 
 
P/N 1259003-001 Rev C3 
 
iv 
 
1 Preliminary Considerations 
 
1.1 Trademarks 
 
All trademarks are the property of their respective holders. 
 
 
1.2 Copyright 
 
MRV Communications reserves the right to make changes to products and documentation without 
notice in order to improve reliability, function, or design. The user assumes sole responsibility for 
applying the information supplied herein. 
 
Copyright © 2007 MRV Communications. All rights reserved. 
 
 
1.3 Customer Support 
 
Before contacting customer support, look for software updates, technical specifications, and 
frequently asked questions (FAQ) online at the MRV support website: 
The website includes information regarding software updates, technical specifications, and 
frequently asked questions (FAQ) as well as contact information. 
 
Contact help online by sending email to 
 or through the website request link at 
 
For direct MRV customer support by telephone, call your local sales representative, system 
engineer, or one of the following numbers. 
 
+1-800-435-7997 
MRV Americas 
(US, Canada, and Latin America) 
+1-978-952-4888 
MRV Europe 
+49-6105-2070 
MRV International 
+972-4-993-6200 
 
Include the following important information when opening a support case. 
 
•  Site ID or company name 
•  Contact information  
•  Model or product name 
• Serial 
number 
•  Top assembly revision (see label on board) 
•  Brief problem or question including a description of the host network environment 
•  Attenuation data for applicable high-speed fiber links 
•  Urgency of the issue