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Deluxe Single-Mode or Multimode Light Source
4. Using the Deluxe Single-Mode or Multimode Light Source
4.1 Display and Controls
1
4
3
2
6
5
Figure 4-1. Keypad functions: Numbers 1 through 6.
4.1.1 Keypad
Use the keypad to access light source functions. See Table 4-1.
Table 4-1. Keypad functions.
Number Key Function
1 Press to set the wavelength. Select from two wavelengths:
850 and 1300 nm (FOLS-MM-200) or 1310 and 1550 nm
(FOLS-SM-200).
2 Press to select output frequency. Select from CW
(Continuous Wave), 270 Hz, 1 kHz, and 2 kHz.
3 Output power adjustment. Increase or decrease the output
power by 0.1 dB increments. The adjustable range is -2 to
-8 dBm.
4 Press to turn Auto-Wavelength recognition on/off.
TWIN: on/SINGLE: off.
5 Press to switch backlighting on/off.
6 Switches the light source on/off. Press and hold for more
than two seconds while turning on to disable the auto-off
feature.