Joinwit JW3213 Series User Manual page 21

⑴ ．"Data View"
Under "History data", use
press "
figure. Press "
As shown in above figure, when there is no optical signal to be tested,
the power level will show -40dBm at 1310nm&1550nm and -50dBm at
1550nm, when the optical signal is present, the unit will display the
corresponding tested value. "Thresh Sel 5" is the name of current
selected threshold set. 0001 here represents the current viewed data,
0002 here means the total qty of saved measurements data. Use
and
If there is no measurements is saved in the unit, it will display "No
Record"
⑵ ．"Del Cur"
Under "History data", use
press "
figure.
2 0
" to confirm and view the history data as shown in below
" to exit.
to choose or change the different saved history data.
" to confirm to delete the current data as shown in below
to highlight "Data View",
and
and
to highlight "Del Cur",