Need help?Do you have a question about the Spektrum AR400 and is the answer not in the manual?
Explains terms like NOTICE, CAUTION, and WARNING used in the manual.
States the product is not for children under 14 years and is not a toy.
Advises purchasing genuine Spektrum products from authorized dealers.
Directs users to register their product online for warranty.
Details DSMX's wideband, frequency-agile 2.4GHz signal protocol and its benefits.
Highlights differences from DSM2, like no Brownout Detection and higher Fades.
Presents test results showing no RF link loss or degradation with 100 simultaneous systems.
Confirms DSMX is fully compatible with DSM2 hardware.
Explains how DX8 owners can update firmware for DSMX add-on.
Confirms DSMX includes ModelMatch and ServoSync features.
Lists key features like Full Range, QuickConnect, 2048 Resolution, and Telemetry.
Provides technical specs: Type, Channels, Modulation, Dimensions, Weight, Voltage, Resolution.
Guides on antenna orientation for optimal RF link and avoiding specific accessories.
Instructs on connecting servo leads to the receiver ports, noting polarity.
Explains the process of programming the receiver to recognize the transmitter's GUID.
Details failsafe benefits: prevents unintended motor response, sets low-throttle failsafe, removes servo pulses.
Describes failsafe behavior on receiver power only and after connection/signal loss.
Explains normal control return after connection and failsafe action on signal loss.
Guides on performing a range check to ensure proper control at a distance.
Highlights the importance of adequate power supply for receivers and lists affecting components.
Suggests using a voltmeter to test power systems for questionable batteries or ESCs.
Explains QuickConnect and Brownout Detection for power interruptions in DSM2 mode.
Details the system's automatic reconnection after a voltage drop below 3.5 volts.
Describes the optional Flight Log for monitoring RF link performance and receiver voltage.
Guides on plugging the Flight Log into the receiver data port to view voltage.
Explains ModelMatch prevents using the wrong model memory for safe operation.
Introduces a Q&A section covering common user queries about Spektrum 2.4GHz systems.
Addresses why systems might take longer to connect or not connect at all.
Explains DSM systems' voltage requirements and sensitivity to low voltage.
Clarifies that receivers do not unbind without specific user action.
Discusses when a Flight Log is useful for optimizing receiver placement.
Outlines the warranty coverage for defects in materials and workmanship for one year.
Lists exclusions from warranty, such as cosmetic damage or misuse.
Defines Horizon Hobby's liability limits for damages or injury from product use.
States that Illinois law governs the warranty terms.
Provides guidance on contacting Horizon Hobby for support and service inquiries.
Details the process for submitting products for inspection or service.
Specifies the need for proof-of-purchase for warranty consideration.
Explains the procedure and payment for service not covered by warranty.
Lists addresses, phone numbers, and emails for warranty and service contacts by region.
Provides contact details for customer service inquiries by region.
States compliance with FCC rules and cautions against unauthorized modifications.
Covers EU Declaration of Conformity and WEEE disposal instructions for electronic waste.
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