Joinwit JW3213 Series User Manual page 16

", there will displaying saving on the screen, check with the
Press"
upper pic. The data recording series No.is 0002. press"
" " for cancel, and the saving recording can be checked in the "data
view" under "historical data" Menu.
After finish the testing work, keep the connect port clean, so cover the
dusty-cap once finish the work.
Instructions for Normal Optical Power Meter Function
Press
;
to choose the Optical Power Meter measurement, then press
" " to enter into the selected function.
case, is to choose the wavelength. Instrument only provide the test of 850nm、
1300nm、 1310nm、 1490nm、 1550nm、 1625nm,display "-70dBm"when without
light.
Take 1310nm measurement for example:
Connect with the tested optic fiber
Clean the optic Fiber end-face, and connect with the PIN port on the
instrument (SC/ FC/ST adaptor), noted with the type of the optic fiber adaptor,
the non-matched connecting will make the damage of the connector on the
instrument and also make the faulty of the measuring result.
E.g.: 1310nm measurement, after connect with the optic fiber, it will displaying
-20dBm, press"
1 5
button to open the instrument, use "
", set the -20dBm as the reference value, and it will also
" saving, and
⑤
" button and
or
Button in this