Product specifications

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9. TROUBLESHOOTING PROCEDURES
Tabl e 7 is a troubleshooting guide for the Total Access
H2TU-C.
10. MAINTENANCE
The ADTRAN Total Access H2TU-C requires no
routine maintenance. In case of equipment malfunction,
use the front panel bantam jack connectors to help
locate the source of the problem.
ADTRAN does not recommend that repairs be
performed in the field. Repair services may be obtained
by returning the defective unit to ADTRAN. Refer to
Warranty and Customer Service section of this Practice.
11. PRODUCT SPECIFICATIONS
Product specifications are detailed in Table 8.
12. WARRANTY AND CUSTOMER SERVICE
ADTRAN will replace or repair this product within the
warranty period if it does not meet its published specifi-
cations or fails while in service. Warranty information
can be found at www.adtran.com/warranty.
USA and Canadian customers can also receive a copy of
the warranty via ADTRAN’s toll free faxback server,
877-457-5007.
Carrier Networks Warranty - Document 414.
Enterprise Networks Warranty - Document 901.
Contact Customer and Product Service (CAPS) prior to
returning equipment to ADTRAN.
For service, CAPS requests, or further information,
contact one of the following numbers:
ADTRAN Sales
Pricing and Availability
[phone]
ADTRAN Technical Support
Pre-sales Applications/Post-sales Technical Assistance
[phone]
Standard hours: Monday-Friday, 7 a.m.-7 p.m. CST
Emergency hours: 7 days/week, 24 hours/day
ADTRAN Repair/CAPS
Return for repair/upgrade
[phone]
Repair and Return Address
ADTRAN, Inc.
CAPS
901 Explorer Boulevard
Huntsville, Alabama 35806-2807
Table 7. Troubleshooting Guide
Condition Solution
All front panel
indicators are off.
1.Verify that –48 VDC power is
properly connected to the shelf.
2.Insert the H2TU-C into an
operational slot and check the
PWR LED indicators.
3.If Step 1 passes, but Step 2
fails, replace the H2TU-C.