FUTABA FP-4NBF User Manual

Details on charging the transmitter and receiver Nicd batteries using the special Futaba charger.

Instructions for connecting the receiver and servos, including attention to connector polarity.

Instructions on attaching the frequency flag to the antenna for proper identification of radio frequencies.

Chart listing frequency channel numbers, corresponding flag colors, and allocated bands for aircraft and surface use.

Explanation of how to use servo reversing switches to correct servo operation direction relative to stick movement.

Describes the fail-safe function, which holds servos in position except for throttle during signal loss or interference.

Guide on how to adjust the length of the transmitter's non-slip lever heads for user comfort.

Instructions on how to adjust the spring tension of the transmitter's control sticks for optimal feel.

Details on the 25 segments of the splined horn and how they allow shifting of servo neutral position.

Explains the effect of adjusting splined horns, showing how arm shifts affect angular movement.