EXFO FTB-800 Series for FTB-1 - Manual (Page 275)

Test Results
NetBlazer 265
Alarms/Errors

FSF (Forward Signal Fail)
RX: The FTFL byte 0 is “00000001”.
TX: Generates a “00000001” pattern in the FTFL Byte 0 continuously.

LCK (Lock)
RX: STAT information in the PM byte 3, bits 6 to 8 is “101” for at least 3
consecutive frames.
TX: Generates a repeating "01010101" pattern in the entire ODUk signal,
excluding the frame alignment overhead (FA OH) and OTUk overhead
(OTUk OH).

OCI (Open Connection Indication)
RX: STAT information in the PM byte 3, bits 6 to 8 is “110” for at least 3
consecutive frames.
TX: Generates a repeating "01100110" pattern in the entire ODUk signal,
excluding the frame alignment overhead (FA OH) and OTUk overhead
(OTUk OH).

TIM (Trace Identification Mismatch)
RX: The received SAPI and/or DAPI do not math the expected SAPI
and/or DAPI. This alarm is only available when the SAPI ODU-TIM
and/or DAPI ODU-TIM check boxes are selected from PT on page 127.