Viavi CAA06M, Руководство пользователя

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CAA06M User's Guide
81
Setting a limit window
1 Tap Limit in the Menu ( ) key on the side bar.
2 Select the Alarm Sound option between On and Off . If you select On , the instrument goes off an
alarm when a result falls outside of defined limits.
3 Select the Pass/Fail result option between On and Off . If you select On , the instrument displays
“
PASS
” or “
FAIL
” result on the screen.
4 Tap Limit Window and Limit Window On/Off to select On . The green limit line appears at the set
value on the screen.
5 To edit the frequency or amplitude value of the limit window segments, complete the following steps:
–
Tap Move . The red point indicates your current selection.
– To select a point to redefine the frequency or amplitude value, tap the arrow of
Move . Each time
you tap this key, the selection moves to right or left.
– To change the X-axis coordinate of the point, tap
Frequency / Distance and enter a value using the
on-screen keyboard.
– To change the Y-axis coordinate of the point, tap
Amplitude and enter a value using the on-screen
keyboard.
– Optional: To save the limit settings, tap
Save ( ).