Fragment Details. Details for each fragment submitted are shown on the output page. All possible notification icons are shown here. (A) A green icon indicates that the chromatogram has been trimmed, but is not shorter than any of the specified thresholds. (B) A yellow icon indicates that the trimmed chromatogram is shorter than the specified warning length, which has a default value of 200. (C) A red icon indicates that the trimmed chromatogram is shorter than the specified percentage of its original length, which has a default value of 50%. (D) A blue icon indicates that a FASTA file was specified, in which case, no trimming is performed.