Comtech EF Data SMS-758 - Manual (Page 8)

Preface SMS-758 Modem Protection Switch
iv MN/SMS758 Rev. 3
Related Documents
The following documents are referenced in this manual:
•
Department of Defense (DOD) MIL-STD-188-114A, “Electrical Characteristics
of Digital Interface Circuits.”
•
EFData Specification SP/1891.
Reporting Comments or Suggestions Concerning this Manual
Comments and suggestions regarding the content and design of this manual will be
appreciated. To submit comments, please complete the Technical Publications Remarks
Form found at the end of this manual.
Returning a Product
To return an EFData (in-warranty and out-of-warranty) product for repair or
replacement:
1. Request a Return Material Authorization (RMA) number from the EFData
Customer Service Department.
Be prepared to supply the Customer Service representative with the model
number, serial number, and a description of the problem.
2. To ensure that the product is not damaged during shipping, pack the product in
its original shipping carton/packaging.
3. Ship the product back to EFData. (Shipping charges should be prepaid.)
For more information regarding the warranty policies, refer to the disclaimer page
located behind the title page.
Upgrading a Product
To receive product upgrade information (i.e., hardware and/or software), contact an
EFData Customer Service representative.
Product Training
To obtain product training information, contact an EFData Customer Service
Representative.