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FOPM-100 Quick Start Guide FOPM-100 Quick Start GuideFOPM-100 Quick Start Guide
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1. Display and Keypad
Figure 1 shows the optical power meter’s display and
keypad.
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2
3
4
Universal
connector
LCD screen
DC input
jack
Figure 2 shows the power meter’s LCD display and
Table 2 describes its functions. Table 3 shows the
battery indicator status.
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2
4
5
6
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Figure 2. LCD.
Table 2. LCD functions.
Number Function
1 Wavelength
2 Auto-off
3 AC adapter
4 Battery charge
5 Measurement unit
6 Power value
7 Reference
Table 3. Battery indicator status.
Status Icon Description
Full Battery at 100% capacity
2 Bars Battery at 50–75% capacity
1 Bar Battery at 25–50% capacity
Empty Battery at 0–25% capacity*
* Battery icon flashes when power is almost depleted.
Connect the AC adapter to recharge the battery.
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2. Keypad Functions, LCD Functions, and
Battery Indicator Status
Table 1 describes the optical power meter’s keys.
Table 1. Keypad functions.
No. Key Function
1 Switches tester on/off. Press and hold for
more than two seconds while turning on
to disable the auto-off feature.
2 Press to set the wavelength. Select from
six possible wavelengths: 850, 1300, 1310,
1490, 1550, and 1625 nm.
3 Press to select measurement mode. Three
modes are available: dBm for the power
value, dB for the relative value, and mw
for the logarithmic value. (Hi/Lo will be
displayed if the measured power value is
out of range [-60 to +3 dBm]).
4 Press for less than two seconds to display
the present test wavelength’s reference
level. Press and hold the key for more than
two seconds to set a new test wavelength
reference level.
5 Press to switch backlighting on/off.
Figure 1. Display and Keypad.