Specifications

Chapter 6 Troubleshooting and Diagnostics Installation and Operation Manual
6-26 Testing the Unit FCD-E1LC Ver. 1.0
Table 6-8. Sublink and Main Link Loopback Combinations
Additional Main Link
Loopback
Active Sublink Loopback
Local
Analog
Local
Digital
Remote
Analog
Remote
Digital
Local Analog Yes Yes No No
Local Digital Yes Yes No No
Remote Analog Yes Yes No No
Remote Digital Yes Yes No No
BERT Yes Yes No No
TX Inband
Code Transmission
Yes Yes No No
RX Inband
Code Detection
Yes Yes No No
Table 6-9. Data Channel Loopback Combinations
Data Channel 1
Additional Loopback
Data Channel 1
Active Loopback
Data Channel 1
Additional Loopback
Data Channel 2
Active Loopback
Local Remote Local Remote
Local No No Local Yes Yes
Remote No No Remote Yes Yes
Data Channel 2
Additional Loopback
Data Channel 1
Active Loopback
Data Channel 2
Additional Loopback
Data Channel 2
Active Loopback
Local Remote Local Remote
Local Yes Yes Local No No
Remote Yes Yes Remote No No
Table 6-10. Main Link and Data Channel Loopback Combinations
Data Channel 1 and/or 2
Additional Loopback
Active Main Link Loopback
Local
Analog
Local
Digital
Remote
Analog
Remote
Digital
BERT TX Inband RX Inband
Local Yes Yes Yes Yes Yes Yes Yes
Remote No No No No No No No