CORPORATE OFFICE
901 Explorer Boulevard Huntsville, AL 35806
8009ADTRAN Local: 256
Fax Back: 256
SALES OFFICES
Irvine, CA 800
Hartford, CT 800
Denver, CO 800
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ISU 128 | ENTER | 1 | 2 | 3 |
4 5 6
7 8 9
RS CS TD RD CD ALM TST
CANCEL * 0 #
ISU 128 | ENTER | 1 | 2 | 3 |
4 5 6
7 8 9
RS CS TD RD CD ALM TST
CANCEL * 0 #
ISU 128 | ENTER | 1 | 2 | 3 |
4 5 6
7 8 9
RS CS TD RD CD ALM TST
CANCEL * 0 #
CHANNEL
BANK
Atlanta, GA 800
Chicago, IL 800
Kansas City, KS
800
Tabernacle, NJ
800
New York, NY
800
Philadelphia, PA
800
Dallas, TX 800
Washington, D.C.
800
Canada 800
Product Specifications
LOOP INTERFACE
Line
■
■
Data Rate
■160 kbps; 144 kbps available to customer Signal Format
■2B1Q
Output Amplitude
■2.5 volt,
TX and TX Source Impedance
■Per ANSI
■Per ANSI
■Fully compatible with AT&T SLC Series 5 COT and RT channel banks
| ISU 128 | ENTER |
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RS CS TD RD CD ALM TST |
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| CANCEL |
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ENVIRONMENTAL
Operating Temperature
■
■
■Up to 95%,
PHYSICAL
Dimensions
■3.75" H x 0.65" W x 10.69" L Weight
■7 oz, nominal
Power
■Current drain: 40 mA (in LUNT mode)
■
ADTRAN is an ISO 9001 registered company.
Printed in U.S.A. on recycled paper
FACEPLATE FEATURES
Controls
■
for loopback of downstream network elements
LEDs
■CR status indicator - indicates synchro- nization and loopback status of carrier side
■LP status indicator - indicates synchro- nization and loopback status of loop side
■ACT BIT - indicates ACT BIT exchange
between NT1 and Network Jacks
■
Ordering Information
EQUIPMENT | PART # |
| |
with NULL Function | .........1102040L2 |
1102041L1 |