Page 2 - Table A. LED Indications; NOTE
2 Section 61245211L1-5, Issue 1 61245211L1-5A The ADTRAN Single-Wide FT1 Repeater providesthree faceplate LEDs which indicate signal quality,error conditions, and loopback status. See Table Afor a description of the LED indicators. Operating power is derived from an ADTRAN FT1DP, independent of line...
Page 3 - Number; Revision History; Figure 2. ADTRAN Single-Wide FT1 Repeater
Section 61245211L1-5, Issue 1 61245211L1-5A 3 2. INSTALLATION CAUTION T h i s e q u i p m e n t c o n t a i n s s t a t i c - s e n s i t i v ec o m p o n e n t s . B e s u r e t o f o l l o w p r o p e relectrostatic discharge procedures beforehandling or installing the equipment. The Single-Wide F...
Page 4 - Figure 3. FT1 Repeater Network Loopback
4 Section 61245211L1-5, Issue 1 61245211L1-5A 4. MAINTENANCE The ADTRAN Single-Wide FT1 Repeater requiresno routine maintenance. In case of equipmentmalfunction, perform an in-band loopback from thecentral office (CO), as described in Appendix A ofthis practice. If a malfunction is confirmed, replac...
Page 5 - Table C. Loop Insertion Loss Data; Frequency; CSA DEPLOYMENT GUIDELINES; Any single bridged tap is limited to 2 kft.; termination is provided in Table C.
Section 61245211L1-5, Issue 1 61245211L1-5A 5 Table C. Loop Insertion Loss Data Frequency Maximum Loss (Hz) (dB) 3000 ...................... 12.0 10,000 ...................... 15.050,000 ...................... 25.5 100,000 ...................... 30.0150,000 ...................... 32.75200,000 .........
Page 6 - Table D. HDSL FT1 Repeater Unit Specifications; WARRANTY AND CUSTOMER SERVICE
6 Section 61245211L1-5, Issue 1 61245211L1-5A Loop Interface Modulation Type .................................. 2B1QMode ..................................................... Full Duplex, Echo CancellingNumber of Pairs ................................... OneBit Rate ....................................
Page 8 - Figure A-4. FT1 Repeater Network Loopback
A-2 Section 61245211L1-5, Issue 1 61245211L1-5A There is one loopback available to the FT1Repeater. The FT1 Repeater Network loopback is adigital loopback toward the CO as shown in FigureA-4. The loopback is initiated by the DDS latchingloopback code for NEI Position 1 (N1000001). TheNEI Position 1 ...
Page 9 - is the number of channel; FT1 Device
A-3 Section 61245211L1-5, Issue 1 61245211L1-5A 3. LOOPBACK ACTIVATION AND DEACTIVATION This section describes loopback activation anddeactivation methods for the ADTRAN FractionalT1 system. Loopback activation and deactivation iscontrolled with the push-button located on the frontpanel, through cra...