Specifications

Installation and Operation Manual Chapter 6 Troubleshooting and Diagnostics
FCD-E1LC Ver. 1.0 Testing the Unit 6-25
Table 6-5. Main Link Loopback Combinations
Additional Main Link
Loopback
Active Main Link Loopback
Local
Analog
Local
Digital
Remote
Analog
Remote
Digital
BERT TX Inband RX Inband
Local Analog No No No No Yes No No
Local Digital No No Yes No Yes No No
Remote Analog No Yes No No No No No
Remote Digital No No No No No No No
BERT Yes Yes No No No Yes No
TX Inband
Code Transmission
No No No No Yes No No
RX Inband
Code Detection
No No No No No No No
Table 6-6. Sublink Loopback Combinations
Additional Sublink
Loopback
Active Sublink Loopback
Local
Analog
Local
Digital
Remote
Analog
Remote
Digital
Local Analog No No No Yes
Local Digital No No No No
Remote Analog No No No No
Remote Digital Yes No No No
Table 6-7. Main Link and Sublink Loopback Combinations
Additional Sublink
Loopback
Active Main Link Loopback
Local
Analog
Local
Digital
Remote
Analog
Remote
Digital
BERT TX Inband RX Inband
Local Analog Yes Yes Yes Yes Yes Yes Yes
Local Digital Yes Yes Yes Yes Yes Yes Yes
Remote Analog No No No No No No No
Remote Digital No No No No No No No