Black Box FOPM-210, Delux Optical Power Meter with Memory manual Keypad functions Number 1 through

Deluxe Optical Power Meter with Memory

4.Using the Deluxe Optical Power Meter with Memory 4.1 Display and Controls

2

1 3

6

4

5

Figure 4-1. Keypad functions: Number 1 through 6.

4.1.1 Keypad

Use the keypad to access a wide range of power meter functions. See Table 4-1.

	Table 4-1. Keypad functions.
Number 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 wave-
	lengths: 850, 1300, 1310, 1490, 1550, and 1625 nm. Press
	and hold to activate auto-wavelength recognition.
3	Press to select the 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.)
4	Press to display the last record stored. Press and hold to store
	the current test value.
5	Press for less than two seconds to display the wavelength ref-
	erence level. Press and hold for two more seconds to set a
	new wavelength reference level.

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