Page.92.
Data hold
While testing click “Hold” to data hold, the data will not change. Press “Hold” again to quit.
Relative power value (optical link loss) measurement
While testing, set the wavelength for measurement. Click “relative” (difference) to test, the tester Auto
save current fiber power value as the base reference value. Input another optical fiber to be measured,
the displayed new measurement and relative value is red color. Press it again to quit.
Data hold and Relative measuring use together, the data is yellow while the function is in effect.
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