Smartsafe fail-safe, How smartsafe works – Spektrum DX6i User Manual

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SPEKTRUM DX6i • RADIO PROGRAMMING GUIDE

SMARTSAfE fAIl-SAfE

The AR6200 features the SmartSafe™ fail-safe system.

SMARtSAFe:

• Prevents unintentional electric motor response on start-up.
• Eliminates the possibility of over-driving servos on start-up.
• Establishes low-throttle fail safe if the RF signal is lost.
• Maintains last-commanded control surface position in the event of RF link interruption.

Note: Fail-safe positions are stored via the stick and switch positions on the transmitter

during binding.

hOw SMARTSAfE wORKS

Smartsafe is ideal for most types of electric aircraft and is also recommended for most types of gas- and glow-

powered airplanes and helicopters. Here’s how SmartSafe works.

RECEIvER POwER ONly

When the receiver only is turned on (no transmitter signal is present), the throttle channel has no output, to avoid

operating or arming the electronic speed control. In glow-powered models, the throttle servo has no input so it

remains in its current position.

AfTER CONNECTION

When the transmitter is turned on, and after the receiver connects to the transmitter, normal control of all channels

occurs. After the system makes a connection, if loss of signal occurs, SmartSafe drives the throttle servo only to its

preset fail-safe position (low throttle) that was set during binding. All other channels hold their last position. When

the signal is regained, the system immediately (less than 4 ms) regains control.

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