9
PON- REF set
Threshold
REF/
REF/
dBm/dB
DBm/dB
F/P
mode
ReCall
Save
Enter
Enter
>2S PERM
key:
It will show you the reference value you stored
before, then turn the unit to dB. Keep pressing it for 2 seconds, you
can save current value as a new reference.
key: Change the unit ( dBm, dB).
Note: The value must be in the testing range when you press these
two keys.
-18.69
Summary of Contents for EPN90
Page 1: ...USER S GUIDE PON OPTICAL POWER METER English English...
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Page 23: ...21...
Page 24: ...161214P N 40331 Rev 4007...
