Power Supply User Manual
FCC regulations require that the following information be provided in this 
manual:
1. This equipment complies with Part 68 of the FCC rules. On the 
bottom of the equipment housing is a label that shows the FCC 
registration number and Ringer Equivalence Number (REN) 
for this equipment. If requested, provide this information to 
the telephone company.
2. If this equipment causes harm to the telephone network, the tele-
phone company may temporarily discontinue service. If possible, 
advance notification is given; otherwise, notification is given as 
soon as possible. The telephone company will advise the custom-
er of the right to file a complaint with the FCC.
3. The telephone company may make changes in its facilities, equip-
ment, operations, or procedures that could affect the proper oper-
ation of this equipment; advance notification and the opportunity 
to maintain uninterrupted service is given. 
4. If experiencing difficulty with this equipment, please contact 
ADTRAN for repair and warranty information. The telephone 
company may require this equipment to be disconnected from the 
network until the problem is corrected, or it is certain the equip-
ment is not malfunctioning.
5. This unit contains no user serviceable parts.
6. An FCC compliant telephone cord with a modular plug is provid-
ed with this equipment. In addition, an FCC compliant cable ap-
propriate for the dial backup option ordered is provided with this 
equipment. This equipment is designed to be connected to the 
telephone network or premises wiring using an FCC compatible 
modular jack, which is Part 68 compliant.
7. The following information may be required when applying to the 
local telephone company for leased line facilities.
Service 
Type
Digital Facility 
Interface Code
Service 
Order Code
Network 
Jacks
ISDN 02IS5 6.0F RJ-49C










