4acquiring power measurements, 640 dbm, Setting a display mode – EXFO PM-1600 High-Speed Power Meter User Manual
Page 23
High-Speed Power Meter
13
4
Acquiring Power
Measurements
Setting a Display Mode
A typical display in power measurement mode might look as follows.
To set the display mode, i.e., the data type at the bottom of the display,
1. If necessary, select the desired channel (PM-1620) by pressing Chan.
The current wavelength is displayed for the active channel. In the
above figure, channel #2 is currently selected.
2. Press Shift, then Display. The current reference value is displayed for
the active channel (in dBm or W units, depending on the currently
selected measurement unit).
AVG
1
AUTO
REF
-52.640 dBm
5.585
dB
2
LR4
CF
1310.26 nm
1.26
dB
Sensitivity range
(auto) active
Sensitivity range
(manual) active
Channel 1 display zone
Channel 2 display zone
Inactive channel
Active channel
Averaging
mode
active
Correction factor
active
Power
reading
Reference value
(channel #1)
Current unit
Current wavelength
(channel #2)
Secondary function
indicator
SH
λ
Display mode
tab
O
Offset
indicator
Current unit
High-Speed Power Meter
13
4
Acquiring Power
Measurements
Setting a Display Mode
A typical display in power measurement mode might look as follows.
To set the display mode, i.e., the data type at the bottom of the display,
1. If necessary, select the desired channel (PM-1620) by pressing Chan.
The current wavelength is displayed for the active channel. In the
above figure, channel #2 is currently selected.
2. Press Shift, then Display. The current reference value is displayed for
the active channel (in dBm or W units, depending on the currently
selected measurement unit).
AVG
1
AUTO
REF
-52.640 dBm
5.585
dB
2
LR4
CF
1310.26 nm
1.26
dB
Sensitivity range
(auto) active
Sensitivity range
(manual) active
Channel 1 display zone
Channel 2 display zone
Inactive channel
Active channel
Averaging
mode
active
Correction factor
active
Power
reading
Reference value
(channel #1)
Current unit
Current wavelength
(channel #2)
Secondary function
indicator
SH
λ
Display mode
tab
O
Offset
indicator
Current unit