Revision 2 Date: 11 Jun 2020 Page 5 of 12
3. Operation instructions
3.1 ON / OFF instrument
To switch on instrument, press and hold [ON]. The home display below will
be seen.
To switch off instrument, press and hold [OFF].
3.2 Auto Power Off mode
When instrument is switched on, Auto Power Off mode is enabled by default
(indicated by symbol, ).
When Auto Power Off mode is enabled, instrument will switch off
automatically if no subsequent key is pressed 10 minutes after it was
switched on.
To disable/enable Auto Power Off mode, press [OFF] in turn.
3.3 Setting Time
To enter Time Setting mode, press and hold [►] at home display.
The instrument is now ready for measurements.
Power levels of the respective wavelengths in
live fibers will be displayed automatically when
appropriately connected at OLN & OLT ports.
Note:
ONT (left port): for upstream 1270 & 1310 nm tests
OLT (right port): for downstream 1490 & 1577 nm
tests
