uOTDR_Rev2_v404_E.zip
                                                  No. PM1-1SG110057-31

In the Zip file of uOTDR_Rev2_v404 consists of the following directories.
Please refer to "uOTDR_Rev2_DownloadManual_E03.pdf" in this zip file about 
each upgrade procedure.

[uOTDR_Rev2_v404_E.zip]
  "uOTDR_Rev2_4.04.BBM" is firmware update file.
  "uOTDR_Rev2_DownloadManual_E03.pdf" is the download manual.
  "MU909014C_C6_15A6_C_C6_ReleaseNote_v404_E.pdf" is the release note.
