JDS Uniphase cORL-A1 Operating Manual page 36

Optical return loss meter
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5 O
PERATION
METER MAIN menu
⇒ Press [MENU ENTER] to open the METER MAIN
menu.
Fig. 9
METER MAIN menu.
dB
Watt
Store ABS -> REF Store the displayed level as the
Edit Ref. Level
Configuration
32
Toggle between relative (dB) and
absolute (dBm) mode.
The mode displayed is the inactive
mode which can be selected.
Change display units to Watts.
dBm will be displayed in the
dB/dBm line when Watts are
selected.
new reference level. The display
automatically switches to relative
mode (see
„Setting the reference
value" on page
Edit the reference level
(see
„Setting the reference value"
on page
34).
Change the basic settings
(see
„Configuring the device" on
page
16).
cORL-A1
34).
JDSU

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