Functional description, 4 applications, 1 startup and shutdown – NOYAFA NF-906A User Manual
Page 5: 2 auto-off function, 3 backlight
1.4 Applications
◆Measuring power output.
◆Measuring loss in fiber cable or device.
◆Measuring loss in a fiber device.
◆Identifying system problems.
2. Functional description
2.1 Startup and shutdown
Press button to turn the tester on.
Press for approximately 2 seconds to turn it off.
2s continuously, the meter will be closed.
2.2 Auto-off function
The Auto-off function is auto-matically enabled when NF-906 is
turned on. the unit will turn off after 15mins.Auto-off is displayed
when the feature is on. The Auto-off function can be toggled on
or off by press the power button.
2.3 Backlight
The backlight is on when the tester is turned on and when any key
is pressed.The backlight times out after approximately 30 seconds
of inactivity to conserve battery cover.
Your excellent helper in cable test!
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