MODE
MENU
dBm/dB
REF/SEL
SAVE
Button Description
Power Button
Test Mode Button
Storage Button
Menu Mode Shift Button
Unit Shift Button
REF Setting Button
Operation Instructions
1. Power On/Off and Auto-off Function
Press button to turn on the instrument. It will automatically go to test menu. In
test menu, short press button (less than 2 seconds) to activate or deactivate the
auto-off function. The auto-off function means the instrument will shut down
automatically if the instrument has not been operated for a certain period of time. The
time period can be set and the default is 10 minutes.
2. Test Mode Switch
In the test menu, press button to switch between normal test mode and P/F test
mode.
(1) Normal Test Mode
Normal test mode means do not setup threshold value but display optical power
directly. In this mode, the LED indicators will not light. The results are displayed in 2
MODE
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