User's Manual Part 3

Setup & Detailed Alignment Procedures - 148 -
Affinity® LBD-200C-N1 Transmitter
Product Manual
22.8 Linear Precorrection
1. Navigate to the menu for linear calibration on the front panel of the exciter; this is located
under the F5 button on the keypad located below the display window [Press F5 twice].
The feedback sample should be connected after the channel filter.
2. Observe that the feedback level is Normal; see feedback level indicator.
3. Apply a one-shot or place the correction in adaptive mode; allow a few seconds for
automatic correction.
4. Observe the frequency response and group delay; ensure they are within tolerable limits.
22.9 Raise & Lower Power
1. Navigate to the menu for POWER & CONTROL on the exciter front panel; this is located
under the F3 button on the keypad located below the display window [Press F3 once].
2. Change power by selecting the appropriate output power in a percentage value. An
increase or decrease can be achieved, so long as the maximum rating of the transmitter
is not exceeded. (Example: to reduce the transmitter to 90% output, select 90% in menu
control.)
3. Observe the power adjustment.
NOTE: To succeed in performing this step requires prior transmitter meter calibration or original
default factory calibration settings.