User`s guide
The File Utilities screen 1 Getting Started
E6000C Mini-OTDR User’s Guide, E0302
59
limit is not active, you see a value of -.--- km in the 
Link Tolerance edit field.
If no Length Tolerance is set, the distance between the 
Horizontal Offset and the Fiber End must be exactly 
the same as the Link Length. 
If no Link Length has been set, the value of the Length 
Tolerance is irrelevant.
Event Masking • Event Masking: Specify events to be masked. See 
“How to Mask Events” on page 92.
If Event Masking is On, some or all Events are ignored 
when a Pass/Fail test is performed. They are therefore 
never entered into the Pass/Fail test table. If Event 
Masking is Off, no Events are masked.
The File Utilities screen
You see the File Utilities screen by selecting File Utility 
from the Applications screen, or by selecting <U
TILITY> 
from the [F
ILE] menu in OTDR mode.
The File Utilities screen allows you to perform standard 
operations on one or more files.










