TA 544 User
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Customer Service, Product Support Information, and Training
ADTRAN will replace or repair this product within 5 years from the date of shipment if the product does not meet its published specification, or if it fails while in service.
A return material authorization (RMA) is required prior to returning equipment to ADTRAN. For service, RMA requests, training, or more information, see the toll- free contact numbers given below.
Presales Inquiries and Applications Support
Please contact your local distributor, ADTRAN Applications Engineering, or ADTRAN Sales:
Applications Engineering | (800) |
Sales | (800) |
If any of the phone numbers listed on these two pages are not accessible, dial (256)
Post-Sale Support
Please contact your local distributor first. If your local distributor cannot help, please contact ADTRAN Technical Support and have the unit serial number available.
Technical Support | (888) 4ADTRAN |
The Custom Extended Services (ACES) program offers multiple types and levels of service plans which allow you to choose the kind of assistance you need. For questions, call the ACES Help Desk.
ACES Help Desk | (888) |
Repair and Return
If ADTRAN Technical Support determines that a repair is needed, Technical Support will coordinate with the Custom and Product Service (CAPS) department to issue an RMA number. For information regarding equipment currently in house
© 2001, ADTRAN, Inc. | TA 544 User Manual |