FIBER-LK (Fiber Link)
Issue 1 June 2005 1255
System Technician-Demanded Tests:
Descriptions and Error Codes
Always investigate tests in the following order when inspecting errors in the system. For
example, by clearing error codes associated with the EI Out-of-Frame Query test (#238), you
may also clear errors generated by other tests later in the sequence.
Table 433: Tests Run for an EI-to-EI Fiber Link
Order of Investigation Short Test
Sequence
Long Test
Sequence
Reset Fiber
Sequence
D/ND
1
1. D = Destructive; ND = Nondestructive
EI Out-of-Frame Query test (#238) X X ND
EI Neighbor Query test (#237) X X ND
Fiber Link Reset test (#768) X D
Table 434: Tests Run for an EI-to-SNI Fiber Link
Order of Investigation Short Test
Sequence
Long Test
Sequence
Reset Fiber
Sequence
D/ND
1
1. D = Destructive, ND = Nondestructive
EI Out-of-Frame Query test (#238) X X ND
EI Neighbor Query test (#237) X X ND
Configuration audit (#759) X X ND
Failure audit (#777) X X ND
Fiber Out of Frame query (#989) X X ND
Destructive Facility test (#757) X D
Off-Board Destructive Facility test (#756) X D
Fiber Link Reset test (#768) X D