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Spektrum DX8

1. 16 Adjustable Stick Tension eene 41 TiM SED RR 16 Advanced Range 41 Model ROS Cl NN ERN 17 Using a Flight Log Optional sse 42 EE 17 Pc 18 T TE rr EON 18 Frame Rale EHE 20 E E A E E E E E 20 EESE UT IDEST OT 20 Iu SIUC AVC C 21 Function Mode 22 SUR ES IO RE RN IT IR NR RR NA 22 M OT 23 24 c 25 Den 25 Curve Heli 26 T NNI 26 27 INTENTIO NR E E 28 28 MUI M mame 29 Allerona tO Rudder Ec 29 Programmable Mixes 29 Tail Curve for Non Heading Hold Gyro Use 30 Mixing Mel RN 31 fu m 5 33 39 SPEKTRUM DX8 RADIO INSTRUCTION MANUAL 5 SPEKTRUM S DX8 WITH INTEGRATED SYSTEM FEATURES TELEMETRY e Integrated Telemetry e Quad Bearing Gimbals
2. 10 1 Year Limited Warranty AROUOO us T 10 Damage Limits ars MINIM 11 Safety Precautions RR S 11 Warranty Services polso 12 Questions Assistance and Repairs a 12 Inspection or Repairs Hold Last Command Failsafe ssssssssse 12 Warranty Inspection and 38 PRS el Mr ell Sell ieiunus ubt ed boa 12 Non Warranty Repairs TEN 13 N 38 System 13 Antenna Separation 9 38 Model 14 Compliance Information for the European 39 Ass MI em 14 Declaration of Conformity sese 39 ME NIME 15 Instructions for the Disposal Of 39 m D TER UIN 15 Appendix oet bU do nad 39 44 Q 15 Mode CHANGES sirintina 39 15 Mechanical CONVERSION zaa rtt pede 39 WIECH aha ttu etta 16 Programming Conversion 40 F Mode
3. 2 4GHz DSM SPREAD SPECTRUM TELEMETRY SYSTEM SPEKTRUM DX8 RADIO INSTRUCTION MANUAL MONITOR 4 The Monitor screen displays the servo positions for each channel graphically and numerically This is useful to verify programming functions trim settings mix directions etc The numeric value is directly relative to the travel adjust and mix values 0 100 travel adjust equals 100 value in the Monitor To Access the Monitor screen With the transmitter on and the main or telemetry screen displayed press the roller The Function list will display Function List Rotate the roller to highlight Monitor then press to access DX8 TROUBLESHOOTING GUIDE Problem Possible Cause e Your transmitter and receiver are too close Solution e Move transmitter 8 to 12 feet from receiver together They should be 8 to 12 feet apart e You are around metal objects e The system will not connect e Your transmitter was accidentally put into e Model selected is not the model bound to e Move to an area with less metal e Check model selected and ensure you are bound to that model e Rebind your transmitter and receiver bind mode and is not bound to your receiver anymore e he receiver goes into failsafe mode a short distance away from the transmitter cut or damaged e nadequate battery voltage e Receiver quits responding during operation battery and receiver e Transmitt
4. Bux fix E Trim Inh 5 Rotate the roller to select the desired channel or function you wish the switch knob or trimmer to operate Press the roller to accept Note that the channel or function can only be assigned once Repeat to select all desired switch positions SWASH TYPE Use the Swash Type screen to program the swashplate mix to match your helicopter swashplate type Six swashplate types are available Normal 3 servo 120 CCPM 3 servo 140 CCPM 3 servo 90 CCPM 3 servo 135 CCPM and 2 servo 180 CCPM Select the correct swashplate type to match the specific helicopter before doing any other cyclic programming e g Pitch Curve Travel Adjust Sub Trim etc If in doubt consult your helicopters manual for correct swashplate mixing SPEKTRUM DX8 RADIO INSTRUCTION MANUAL To Access the Swash Type Function Press and hold the roller while turning on the transmitter When System Setup appears on the screen release the roller The DX8 is now in System Setup Mode Swash Type Switch Select Rotate the roller to highlight Swash Type then press the roller to access the function The following screen appears Suash Type AIL 1 SERVO NORMAL Highlight the current swashplate type then rotate the roller to select the desired swashplate mix When the desired Swashplate mix is displayed press the roller to select In Systems Settings highlight User Name then press the roller to select that function
5. The AR8000 full range 8 channel receiver features DSM2 technology and is compatible with all Spektrum and JR aircraft radios that support DSM2 technology including JR12X 11X X9503 X9303 Spektrum DX8 DX7 DX7se DX6i DX5e and Module Systems Note The AR8000 receiver is not compatible with the Spektrum DX6 parkflyer transmitter Features e 8 channel full range receiver e MultiLink receiver technology e Includes one internal and one remote receiver e SmartSafe failsafe system e Hold Last Command failsafe Preset Failsafe e QuickConnect with Brownout Detection e Flight Log compatible optional SPEKTRUM 0 8 RADIO INSTRUCTION MANUAL e 2048 Resolution High speed 11ms operation when used with capable transmitters e Hold indicator Red LED indicates number of holds incurred during flight Applications Full range up to 8 channel aircraft including e All types and sizes of glow gas and electric powered airplanes e All types and sizes of no powered gliders e All types and sizes of glow gas and electric powered helicopters Note Not for use in airplanes that have full carbon fuselages Not for use in airplanes that have significant carbon or conductive structures It is recommended to use one of the carbon fuselage receivers SPMAR9300 SPMAR6255 Specifications DSM2 full range receiver Channels 8 Modulation DSM2 Main Receiver Dimensions 1 27 x 1 35 x 0 45 in 32 3 x 34 3 x 11 4
6. e Read all safety precautions and literature prior to use of this product Never allow minors to charge battery packs without adult supervision Never drop power supply or batteries Never attempt to charge damaged batteries Never attempt to charge a battery pack containing different types of batteries Never charge a battery if the cable has been pinched or shorted e Never allow batteries or battery packs to come into contact with moisture at any time e Never charge batteries in extremely hot or cold places recommended between 50 80 degrees F or place in direct sunlight e Always disconnect the battery after charging and let the charger cool between charges e Always inspect a new battery before charging e Always terminate all processes and contact Horizon Hobby if the product malfunctions e Always keep batteries and charger away from any material that could be affected by heat such as ceramic and tile as they can get hot e Always end the charging process if the charger or battery becomes hot to the touch or starts to change form Swell during the charge process SPEKTRUM DX8 RADIO INSTRUCTION MANUAL TRANSMITTER IDENTIFICATION MODE 2 Note to change transmitter modes see page 39 WARNING ENSURE FUTURE ANTENNA SAFETY Do not attempt to use the antenna to bear any weight pick up the transmitter by the antenna or alter the antenna in way If the transmitter antenna or related components beco
7. All previous settings will be lost Y SPEKTRUM DX8 RADIO INSTRUCTION MANUAL MODEL NAME a The Model Name function allows you to name a model using up to 10 characters This makes identifying and selecting models much easier Naming a model is normally done during initial setup You can modify or change names at any time without affecting other programming Typical model names include Vibe 50 3D Extra 300 Blade 400 Sport 40 1 etc Note that upper case lower case numbers and symbols are available To Access the Model Name Function Press and hold the roller while turning on the transmitter When System Setup appears on the screen release the roller The DX8 is now in System Setup Mode Rotate the roller to highlight Model Name then press to access the function The following screen appears Model 116 01 Rotate the roller to highlight the desired character then press to accept Repeat the process until complete The name will display on the main screen Pressing Clear will erase the current character SPEKTRUM Ql Extra 3600 EEN WING Use the Wing Type function to program the wing and tail mix to match your airplane Eight wing types Normal elevon dual aileron 1 aileron and 1 flap flaperon 1 aileron and 2 flaps 2 ailerons and 1 flap 2 ailerons and 2 flaps and five tail types normal V Tail dual elevator dual rudder dual rudder elevator ar
8. Select the desired mode then press to accept SWITCH SELECT 4 The Switch Select function allows the switches left knob and right and left trimmers to be assigned to functions channel or inhibit In helicopter mode the following options are available Trainer button Inhibit Gear Aux 2 Aux 3 Gyro Hold Governor and Flight mode switches Switch Inhibit Gear Aux 2 channel Aux 3 channel Right knob Gear Aux 2 channel Aux 3 channel Throttle Pitch Right and left trimmers Can be assigned to one of the following Inhibit Hover Pitch Hover throttle Gyro trim Governor trim Gear Channel Aux 2 channel Aux 3 channel To Program the Switch Select Functions Press and hold the roller while turning on the transmitter When System Setup appears on the screen release the roller The DX8 is now in System Setup Mode F Mode Setup Rotate the roller to highlight the desired switch knob or trimmer then press Sw Select Trainer Inh Mix Inh F Mode Inh Hold Inh Gow Aux E Trim Inh Knob Aus L Trim In oelect the channel or function you wish to assign See chart for options Press the roller to accept Note that a channel or function can only be assigned once Repeat to select all desired switch positions F MODE SETUP gt The F Mode setup screen is used to assign the switches that will be used for Flight Mode and Hold Flight Mode setup is defaulted to Flight Mode flight m
9. The DX is Spektrums first aircraft system that incorporates integrated telemetry e High Speed 11ms frame rate The transmitters screen displays real time telemetry including receiver battery e 2048 resolution voltage flight log data and signal quality External sensors allow rpm external Telemetry warning system voltage and temperature to be displayed on screen in real time Alarms can Sophisticated Airplane and Helicopter programming be programmed to warn of low battery over temperature exceeded rom and SD Card compatible diminished RF signal strength The DX8 offers sophisticated programming to meet the demands of even the AR8000 RECEIVER most experienced airplane and helicopter pilots An easy to use rolling selector combined with intuitive software makes setting up models quick and easy The DX8 is SD card compatible allowing an infinite number of models to be stored and transferred Plus firmware updates can be downloaded from the SPEKTRUMRC com website providing the user with the latest software upgrades Note The DX8 is compatible with all current Spektrum DSM2 aircraft receivers N CAUTION When using the DX8 with parkflyer receivers the AR6100 and AR6110 it s imperative that these receivers only be flown in parkflyer type aircraft small electric airplanes or mini and micro helicopters Flying receivers designed for parkflyers in larger aircraft could cause loss of connection Note The DX8 is NOT compatible with
10. away from the model 2 Face the model with the transmitter in your normal flying position and place the transmitter into Range Test mode see above and push the trainer button reducing the power output 3 Operate the controls You should have total control of your model with the transmitter in Range Test mode 30 paces 90 feet 28 meters 4 f control issues occur contact the appropriate Horizon Product Support office for assistance 5 If performing a range test while a telemetry module is active the display will show flight log data SYSTEM SETUP The DX8 organizes the programming screens in two separate categories oystem Setup Mode and Functions Mode The System Setup Mode contains programming that is generally used when initially setting up a model and seldom used at the field System Setup functions includes Model Type Model Name Wing Type Swashplate Type for Helis Model Reset etc Note No radio transmission occurs when a System Setup screen is displayed to prevent accidental servo operation This protects linkages servo gears from damage when making programming changes System Setup in Airplane and Heli Model type includes the following screens Helicopter Model Model Select page 14 Model Type page 14 Model Name page 15 Airplane Model Model Select page 14 Model Type page 14 Model Name page 15 Wing Type page 15 owash Type page 15 owitch Select page 15 owitch Select page 16 Trim Step page 16 F
11. ALI SPEKTRUM DX8 RADIO INSTRUCTION MANUAL Rotate the roller to highlight Tail Curve then press Selecting a Flight Mode Highlight the desired flight mode at the bottom of the screen then press to select Note that the selected flight mode will darken confirming the selection N Normal 1 Stunt 1 2 Stunt 2 H hold Adjusting the Curve Move the flight mode switch in the position you wish to adjust the curve to Highlight one of the five available Pitch curve values Low 2596 5096 7596 High Press the roller to access that value Rotate the roller to adjust the selected point to the desired output position Note the position on the graph at the left of the screen Repeat this for all desired points To Activate the Expo Function Rotate the roller to highlight EXPO then press to toggle between INH and ACT MIXING 4 The DX8 offers eight mixes in helicopter model type You can program a cyclic to throttle mix to advance the throttle when aileron elevator and or rudder inputs are given This prevents rpm decay during cyclic and rudder inputs A Swashplate Mix mixes Aileron to Elevator and Elevator to Aileron to adjust swashplate timing oix programmable mixes allow the mixing of any channel to any other channel You can assign Mixes to activate in various flight modes as well as with the gear switch Programmable mixes include a trim offset function that adjusts the mix crossover point and a
12. Gear switch or the Right or Left trimmer When you activate the programmed switch the throttle channel is driven to it s preprogrammed value normally off This effectively kills the engine Release the programmed throttle cut switch trimmer and normal throttle operation resumes To Activate Throttle Cut and Assign it to a Switch or Trimmer With the transmitter on and the main or telemetry screen displayed press the roller The Function list displays Function List IT and Expo Differential Throttle CURTE Rotate the roller to highlight Throttle Cut then press to access the Throttle Cut screen Throttle Cut Highlight Inhibit then press the roller to access the switch options Rotate the roller to the desired switch to cut the throttle Trainer Gear Mix L trim or R trim then press the roller to program that switch Throttle Cut Program a Throttle Cut position Note that 0 low throttle mid trim and negative values are available To test the Throttle Cut function activate the programmed switch Note the throttle servo position or the position of the throttle channel in the servo monitor The system should drive the servo position to the low throttle position when you activate Throttle Cut THROTTLE CURVE The Throttle Curve function allows throttle output vs input positions to be adjusted This is typically used to alter the throttle response to give a linear rate or to adjust the throt
13. Travel Elevator To Access the Sub Trim Function With the transmitter on and the main or telemetry screen up press the roller The Function list displays Rotate the roller to highlight Servo Setup then press Servo travel will automatically be highlighted Rotate the roller until Sub Trim appears in the channel position then press to enter the function Elevator Highlight the channel then press the roller Rotate the roller to access the channel you wish to adjust Press to accept Sub Trim S Highlight the value at the bottom of the screen then press the roller to access the oub Trim Value Rotate the roller to adjust the Sub Trim value for the selected channel Then press to accept Sub Trim Elevator Vut rut SPEKTRUM DX8 RADIO INSTRUCTION MANUAL To Access the Reverse Function With the transmitter on and the main or telemetry screen up press the roller Note Your aircraft manual may refer to this as changing transmitter flight control directions in the Control Test Reverse Controls section Function List amp Main Screen gt Servo Setup and Expo lif ferential Highlight Travel then rotate the roller to access the Reversing screen Reverse Throttle REL Highlight the REV NOR function then press the roller to access Press the roller to toggle between NOR and REV Reverse Elevator REL To Access the Speed Function With the transmitter on and t
14. been removed for clarity Changing Elevator Centering Note When changing modes that require the throttle and elevator to be moved from one side to the other mode 1 to mode 2 for example it is recommended that that the elevator and throttle stick be held fully up or down while the elevator centering screw is fully tightened or loosened This will reduce the load on the elevator centering mechanism making it easier to properly adjust the centering screw Step 5 Locate the gimbal that currently has the elevator centering spring engaged mode two is the left gimbal from the rear Using a Phillips screwdriver fully tighten the elevator centering screw as show below This disengages the elevator centering spring Now locate the elevator centering screw on the opposite gimbal and back this screw out until the elevator centering lever is fully engaged Note Cages have been removed for clarity Step 6 Throttle limiting wedges are used to limit the maximum throttle travel for improved ergonomics When switching modes that swap elevator and throttle positions the throttle limiting wedges must also be moved Using a Phillips screwdriver you will need to unscrew the two upper circuit boards and move these upward to access the upper inner screw of the cages Now unscrew the eight Phillips screws that retain the cages and remove the cages Step 7 Most pilots prefer having a throttle with less stroke as it provides more natural feel
15. canopy On some models the Flight Log can be plugged in attached and left on the model using double sided tape It is common with helicopters to mount the Flight Log to the side frame SPEKTRUM DX8 RADIO INSTRUCTION MANUAL
16. is now in System Setup mode Rotate the roller to highlight Frame Rate then press The following screen appears Frame Rate Rotate the roller to highlight the frame rate then press Now rotate the roller to select 11ms or 22 ms frame rate Frame Rate 11 mz When tims selected digital servos must be used TRAINER a The DX8 features a programmable trainer function with three trainer modes The transmitter assigns the trainer function to the trainer button The function activates when the switch is depressed and one of the three trainer modes is selected The three trainer Modes include Inhibit In Inhibit you can use the transmitter as a slave only However the slave transmitter must have the same programming as the master e g servo reversing travel adjust sub trim trims Programmable Master With Programmable Master you can program the transmitter to transfer any or all channels when you activate the trainer switch This is ideal for beginners so the student learns control of individual channels aileron only for example while the trainer maintains control of all other channels Note When Programmable Master is selected for the master transmitter all settings for the slave transmitter i e Servo reversing wing type Sub trim Travel Adjust Mixing etc must match the master s transmitter programming If two 8 are being used simply copy and transfer the model memory using the SD card
17. mode will darken to confirm the selection N Normal 1 Stunt 1 2 Stunt 2 H hold Adjusting the Curve Move the flight mode switch in the position you wish to adjust Rotate the roller to highlight one of the five available pitch curve values Low 2596 50 75 High Press to access that value SPEKTRUM DX8 RADIO INSTRUCTION MANUAL Rotate the roller to adjust the selected point to the desired output position Note the position on the graph at the left of the screen Repeat this for all desired points To Activate the Expo Function Highlight EXPO then press the roller to access the Pitch Curve Expo function Select Inh or Act to inhibit or activate the Expo function Press the roller to accept MIXING The DX8 offers eight mixes in airplane model type There is an Elevator to Flap mix Aileron to Rudder mix and six user programmable mixes that allow the mixing of any channel to any other channel Programmable mixes include a trim offset function that adjusts the mix crossover point and a trim include function that applies the master s trim to the slave channel You can assign Mixes to the following switches or flight modes Inhibit Off On Always on Gear Gear switch Ail Aileron dual rate switch Ele Elevator dual rate switch Rud Rudder dual rate switch FM1 Flight mode 1 FM2 Flight mode 2 FM1 2 Flight mode 1 and 2 Mid Flap switch mid position Land Flap switch land
18. no affect on the overall travel Positive Exponential reduces control sensitivity around neutral for more precise control but does not affect the maximum control response Note Positive and negative exponential values are available A positive expo value reduces control sensitivity around center It does not affect maximum travel and is recommended Negative exponential values increase sensitivity around neutral and is seldom used To Access the D R and Expo Function With the transmitter on and the main or telemetry screen displayed press the roller The Function list will display Function List amp Main Screen gt Servo Sety Dif ferential Rotate the roller to highlight D R and Expo then press to access To Select a Channel Highlight the channel then press the roller to access Rotate the roller to select the aileron elevator or rudder channel Press to accept Pos Pos 0 100 100 Sw Elew OFF SPEKTRUM DX8 RADIO INSTRUCTION MANUAL Vut To Select Switch Rotate the roller to highlight Sw switch then press to access the switch options oelect the desired switch to change the dual rate for that channel or inhibit then press the roller to make it active Note You can assign multiple channels to a single switch to affect the dual and exponential rates of all DYR Expo Chan Elevator Pos Pos Ore 100 ES NE JF Mode To Select Switch Positi
19. position To Access the Mixing Functions With the transmitter on and the main or telemetry screen displayed press the roller The Function list displays Function List Throttle Curve Rotate the roller to highlight Mixing then press Note that the Elevator to Flap mix appears on the screen if the appropriate wing type is selected AILERON TO RUDDER MIX Use Aileron to Rudder mixing to overcome adverse yaw characteristics with certain types of aircraft such as the J3 Cub and make coordinating turns easier To access Aileron to Rudder Mix Ilf you accessed the flap option in wing type in the system setup mode the elevator to flap mix will display Rotate the roller to highlight ELE FLP then press Now rotate the roller to select Ail RUD and press The aileron to rudder Mix screen appears Assigning Aileron to Rudder Mix to a Switch Rotate the roller to highlight Sw at the bottom of the screen Press the roller to access the switch select function then select the desired switch to turn on off the aileron to rudder mix If you select On the mix will always be on Mix AIL gt RUD Adjusting Aileron to Rudder Mix Rates Rotate the roller to highlight the rate values then press Note that both rates are boxed Moving the aileron stick right or left causes the right or left value only to be highlighted so you can adjust the values individually Move the aileron stick in position to highlight the desi
20. trim include function that applies the master s trim to the slave channel To Access the Mixing Functions With the transmitter on and the main or telemetry screen displayed press the roller The Function list displays Rotate the roller to highlight Mixing then press The Cyclic to throttle mix appears on the screen Cyclic to Throttle Mix Cyclic to throttle mix prevents rpm decay when aileron elevator and or rudder inputs are given This mix advances the throttle position with cyclic or rudder control to maintain rom At full throttle programming prevents the throttle from overdriving the servo Important When using a governor Cyclic to throttle mix is not recommended Assigning Cyclic Mix to a Flight Mode s Rotate the roller to highlight the desired box at the bottom of the screen Press the roller to darken the box and activate Cyclic Mix in that flight mode position You can highlight more than one flight mode position If all boxes are highlighted the C Mix function is always on If no boxes are highlighted the function is always off N Normal 1 Stunt 1 2 Stunt 2 H Hold M Mix Adjusting Cyclic Mix Rates Rotate the roller to highlight the desired rate then press Rotate the roller to adjust the value The available positive and negative values reverse the direction of the throttle mix Adjust the rates for all desired channels To verify that Cyclic mix is working properly and in the correct directi
21. tuned Use this as reference value If temperature goes above this significantly the engine is running too low Lr GENERAL INFORMATION Servo Precautions e Do not lubricate servo gears or motors e Do not overload retract servos during retracted or extended conditions Make sure they are able to travel their full deflection Overloading or stalling a servo can cause excessive current drain e Make sure all servos move freely through their rotations and no linkages hang up or bind A binding control linkage can cause a Servo to draw excessive current A stalled servo can drain a battery pack in a matter of minutes e Correct any control surface buzz or flutter as soon as it is noticed in flight as this condition can destroy the feedback potentiometer in the servo It may be extremely dangerous to ignore such buzz or flutter e Use the supplied rubber grommets and brass servo eyelets when mounting your servos Do not over tighten the servo mounting screws as this negates the dampening effect of the rubber grommets e Ensure the servo horn is securely fastened to the servo Use only the servo arm screws provided the size is different from other manufacturers e Discontinue to use servo arms when they become yellowed or discolored ouch servo arms may be brittle and can snap at any time possibly causing the aircraft to crash e Check all related mounting screws and linkages frequently Aircraft often v
22. values Adjust the rate for all desired Swashplate values Verify that the Swash mix is working properly and in the correct direction by placing the flight mode switch in one of the active positions Then move the programmed cyclic master channel aileron or elevator to its full travel and hold this position Now change the flight mode to a position that the swash mix is inactive in Note the movement of the slave channel on the left side of the monitor Programmable Mixes Programmable mixes allow any channel to be mixed to any other channel or to itself With helicopters Programmable mixes typically operate scale functions like retracts lights etc To Access Programmable Mixes 1 thru 6 With the C Mix screen displayed rotate the roller to highlight Cyclic gt Thro then press the roller Select programmable Mix 1 2 3 4 5 or 6 and press the roller The Mix screen appears To Select Master and Slave Channels The Master channel is the controlling channel and is mixed to the slave channel The slave channel follows the master channel s input based on the rate that is programmed Rotate the roller to highlight the left INH then press to access the master channel Select the desired master channel Press the roller to accept gt ate Highlight the right INH then press the roller to access the slave channel Select the desired slave channel Press the roller to accept Assigning a Programmabl
23. 328 Technical requirements for Radio equipment EN 301 489 General EMC requirements for Radio equipment Signed for and on behalf of Horizon Hobby Inc PU E CREE p d Champaign IL USA Aug 02 2010 Steven A Hall Vice President International Operations and Risk Management Horizon Hobby Inc Instructions for Disposal of WEEE by Users in the European Union his product must not be disposed of with other waste Instead it is the user s responsibility to dispose of their waste equipment by handing it over to a designated collection point for the recycling of waste electrical and electronic equipment The separate collection and recycling of your waste equipment at the time of disposal will help to conserve natural resources and ensure that it is recycled in a manner that protects human health and the environment For more information about where you can drop off your waste equipment for recycling please contact your local city office your household waste disposal service or where you purchased the product APPENDIX MODE CHANGES The DX8 can be easily converted to mode 1 2 3 or 4 This conversion requires a mechanical and a programming change Stick and switch positions for mode 1 and 2 are illustrated on pages 8 and 9 Following are detailed instructions on making mode changes MECHANICAL CONVERSION Mechanical conversion is required to switch between modes 1 and 2 or between modes 3 and 4 The centering
24. B4000LPTX a full charge can take up to 30hrs depending on the initial charge state of the battery When charging a LiPo the blue light will turn off when the charge cycle is complete NIMH LIPO BATTERY SUPPORT The DX8 includes a rechargeable NiMH battery pack A low battery alarm sounds when the battery reaches 4 3 volts Spektrum offers an optional 2 cell LiPo battery pack SPMB4000LPTX for the DX8 LiPo batteries have a higher operational voltage and when switching to a 2 cell LiPo battery in the transmitter it is important to change the low battery alarm to the LiPo setting to prevent over discharging the pack To Access and Change Battery Type In the System Setting screen See page 20 in your manual rotate the roller to select NEXT at the bottom right of the System setting screen The following screen appears Extra Settings Batt Alarm 6 44 Battery Type Rotate the roller to highlight battery type Press the roller to access NiMH or LiPo The low voltage cutoff will default to the recommended voltage for the battery type selected The voltage cutoff can be adjusted from this screen but normally the default cutoff of 6 4 volts for LiPo is recommended BATTERY AND CHARGING PRECAUTIONS AND WARNINGS Failure to exercise caution while using this product and comply with the following warnings could result in product malfunction electrical issues excessive heat FIRE and ultimately injury and property damage
25. CTION MANUAL Verify that the current model displayed on this screen is the model you wish to copy If not then see page 14 Model Select to access the desired model Rotate the roller to select the model memory 1 30 that the model will be copied to oelect an unused model memory to copy to When the desired model memory is displayed press the roller to access the Confirm Copy screen Confirm Copy From 1 HMul 1 Heli To 2 Hdl z crno DATA WILL BE OVERWRITTEN CANCEL COPY If you want to Copy this model to the selected model memory press the roller to copy The screen returns to the main screen when the copy is complete The original model memory you just copied will still be selected WARNINGS a TELEMETRY 4 opektrums TM1000 telemetry module is compatible with all Spektrum and JR receivers that have a Data Flight Log port including Spektrum eAR7000 e AR9000 e AR7600 e AR9200 e AR8000 e AR9300 e AR12000 e AR7100 e AR7100R e AR9100 JR eR921 eR1221 e 922 R1222 The Warnings function programs an alarm to sound if specific switches or stick positions are in an unsafe position when the transmitter is first turned on In helicopter model type default warnings include Throttle Stunt 1 Stunt 2 and Hold In airplane model type these warnings include Throttle Low Flaps Gear Flight Mode 1 and Flight Mode 2 If you turn the transmitter on and any of these switches or the throttle is not
26. ICES Questions Assistance and Repairs Your local hobby store and or place of purchase cannot provide warranty support or repair Once assembly setup or use of the Product has been Started you must contact Horizon directly This will enable Horizon to better answer your questions and service you in the event that you may need any assistance For questions or assistance please direct your email to productsupport horizonhobby com or call 877 504 0233 toll free to speak to a Product Support representative You may also find information on our website at www horizonhobby com Inspection or Repairs If this Product needs to be inspected or repaired please use the Horizon Online Repair Request Submission process found on our website or call Horizon to obtain a Return Merchandise Authorization RMA number Pack the Product securely using a shipping carton Please note that original boxes may be included but are not designed to withstand the rigors of shipping without additional protection Ship via a carrier that provides tracking and insurance for lost or damaged parcels as Horizon is not responsible for merchandise until it arrives and is accepted at aal our facility An Online Repair Request is available at www horizonhobby com http www horizonhobby com under the Repairs tab If you do not have internet access please contact Horizon Product Support to obtain a RMA number along with instructions for submitting your
27. Mode Setup page 16 Model Reset page 17 Trim Step page 16 Model Copy page 17 Model Reset page 17 Warnings page 18 Model Copy page 17 Telemetry page 18 Warnings page 18 Frame Rate page 20 Telemetry page 18 Trainer page 20 Frame Rate page 20 oystem Settings page 20 Trainer page 20 Transfer SD Card page 21 oystem Settings page 20 Transfer SD Card page 21 To Access the System Setup List Press and hold the roller while turning on the transmitter When System Setup appears on the screen release the roller The DX8 is now in System Setup Mode To Access a System Setup Function from the System Setup List In the System Setup list rotate the roller to highlight the desired function then press the roller to access The selected function screen will appear Se Wing Eae vm Wins Hormal Hormal SPEKTRUM DX8 RADIO INSTRUCTION MANUAL MODEL SELECT a The Model Select function is used to change to a different model memory typically when switching from the current model You can store up to 30 models in the DX8 s model memory You can access the model select function through the System Setup mode or through Direct Model Access Direct Model Access allows you to access the model select function at any time the main screen or a telemetry screen is displayed Direct Access Model Select 8 CHANNELS 30 MODELS 2 TYPES Press the Clear and Back buttons simultaneously to access the Mod
28. PO then press to access the Throttle Curve Expo function Select Inh or Act to inhibit or activate the Expo function Press the roller to accept IEH rom Hish Act FLAP SYSTEM The DX8 flap system offers up to three programmable flap and elevator positions normal mid and land You can assign them to a variety of switches You can program a Speed function to slow flap and elevator compensation travel for a scale effect A graphic display on the left side of the Flap System screen provides a visual display of servo position aiding in setting up and adjusting the flaps Note The Flap function is only available on wing types with flaps see Wing Type page 15 To Activate the Flap Function With the transmitter on and the main or telemetry screen displayed press the roller The Function list displays Throttle Cut Throttle Curve SPEKTRUM DX8 RADIO INSTRUCTION MANUAL Rotate the roller to highlight Flap System then press To Select a Switch The Flap System defaults to Inhibit To activate the Flap System rotate the roller to highlight Inhibit then press to access the switch function Rotate the roller to the desired Flaps control switch Press to access that screen Flap System Flap Eley Horm x On Mid Land speed Horm Sw Setting Flap and Elevator Positions Rotate the roller to select desired Flap positions value then press the roller
29. SPEKTRUM The Leader in Spread Spectrum Technology Instruction Manual Bedienungsanleitung Manuel d utilisation Manuale di istruzioni Manual de Instrucciones ee CS gt SPEKTRUM 54 4 E C E 4 C 8 CHANNELS 30 MODELS 2 TYPES Tyla ans eat eon s SD Logo is a trademark of SD 3C LLC P LJ ITI Instruction Manual The Leader in Spread Spectrum Technology 8 Channel DSM Radio System with Integrated Telemetry for Airplanes and Helicopters SPEKTRUM DXB VEIL SAT VC Utm SD Logo is a trademark of 50 36 LLC NOTICE All instructions warranties and other collateral documents are subject to change at the sole discretion of Horizon Hobby Inc For up to date product literature visit http www horizonhobby com ProdInfo Files SPM8800 manual pdf Meaning of Special Language The following terms are used throughout the product literature to indicate various levels of potential harm when operating this product NOTICE Procedures which if not properly followed create a possibility of physical property damage AND a little or no possibility of injury CAUTION Procedures which if not properly followed create the probability of physical property damage AND a possibility of serious injury WARNING Procedures which if not properly followed create the probability of propert
30. User Name User Name allows the identification of the owner to be programmed into the transmitter The user name appears during the startup process at the lower left corner of the startup screen SPEKTRUM DX8 RADIO INSTRUCTION MANUAL SPEKTRUM John Adams Us 24 To Program a User Name In the Systems Settings screen rotate the roller to highlight User Name then press User Hame Hame Highlight the desired character position then press the roller to access that position Rotate the roller to change to the desired character Press to accept Repeat the process until the name is complete Note that the User Name displays on the lower left of the startup screen User John aoa To Adjust Contrast In the Systems Settings screen rotate the roller to highlight User Contrast then press System Settings User Hame John Adams Contrast Mode 2 Region US 24 Language English Rotate the roller to adjust the contrast from 1 to 20 noting it on screen Press to accept To Select a Mode For Mode Conversion please see page 39 40 To Select a Region EU Version Only In the Systems Settings screen rotate the roller to highlight Region then press the roller to select the Region function Note that two regions are available for EU radios only EU328 compliant for European countries and FR328 compliant for France US radios are fixed to 05 247 USA compliant System Settings User Name Joh
31. aft might advance to mid or full throttle Hold Last Command If you lose connection all channels except for throttle channel hold last given command and the aircraft continues on its path So if you were turning when connection was lost your aircraft would continue turning How to Program 1 Leave the bind plug in the bind port through the entire binding process 2 Remove bind plug only after receiver connects to transmitter To Test Confirm the failsafe settings are correct by turning off the transmitter All channels except for the throttle should hold the last command A CAUTION Make sure the aircraft is restrained on the ground If failsafe is not set your aircraft might advance to mid or full throttle Preset Failsafe If the signal is lost all channels are driven to their failsafe position set during binding Preset Failsafe is ideal for sailplanes as spoliers can be deployed during loss of signal preventing a flyaway How To Program 1 Insert the bind plug and power on the receiver 2 When the receiver LEDs blink indicating bind mode remove bind plug before binding the transmitter to the receiver 3 LED lights will continue to blink 4 Move transmitter s control sticks and switches to the desired Preset Failsafe positions then turn it on in bind mode 5 The system should connect in less than 15 seconds NOTICE Failsafe features vary according to receiver so if using a receiver other than the AR8000 consu
32. ammed Rotate the roller to highlight the left INH then press the roller to access the master channel Rotate the roller to select the desired master channel When selected press the roller to accept that master channel Rotate the roller to highlight the right INH then press the roller to access the slave channel Rotate the roller to select the desired slave channel When selected press the roller to accept that slave channel Assigning a Programmable Mix to a Switch Rotate the roller to highlight Sw at the bottom of the screen Press the roller to access the switch select function then select the desired switch to turn on off the aileron to rudder mix If you select On the mix will always be on Adjusting Programmable Mix Rates Rotate the roller to highlight the desired rate then press the roller to highlight that rate Rotate the roller to adjust the value You can reverse the direction of the slave channel with positive and negative values Adjust the rate for all both directions values To verify that the programmable mix is working properly and in the correct direction place the correlating switch in the active positions move the programmed master channel and observe the slave channel The slave channel should move accordingly RUD gt ELE 5x AIL CA Fate ELE Ca Offset The offset function establishes the point at which the two mix rates converge Typically this rate is center or 0 If an o
33. and electric brushless models to monitor RPM Temperature Sensor To monitor the temperature of most any component secure the sensor on the object It must come into contact with the surface to get an accurate temperature reading You can loop the temperature sensor around the engine s cylinder head to assist in tuning an engine To monitor battery temperature you can wrap the sensor around the battery The mounting position of the sensor especially on gas or glow engines will result in different temperature readings So it s important to experiment with different positions Installation Insert the temperature sensor connector into the port labeled TEMP VOLT The temperature sensor is now active and the actual temperature displays On screen Telemetry Wolts i I Ep _ ZO External Voltage External voltage telemetry is commonly used to monitor flight pack voltage or you can monitor ignition batteries on gas engine equipped aircraft You can set warnings to prevent over discharging batteries Temp Installation Plug the connector of the voltage sensor into the TEMP VOLT port in the Telemetry module Attach the opposite ends of the voltage sensor stripped wires to the voltage source you wish to monitor Note the polarity Red positive Black Negative Typically you can solder the wires to the battery connector At this point the External voltage displays on the telemetry screen Note A Y harnes
34. ansmitter programmed to the desired model MODEL TYPE 4 Model Type programs the selected model memory to function in Helicopter or Airplane programming You should program Model Type first when setting up a new model Note You can assign each model memory its own model type To Access the Model Type Function Press and hold the roller while turning on the transmitter When System Setup appears on the screen release the roller The DX8 is now in System Setup Mode amp Main Screen gt Model Select Rotate the roller to highlight Model Type then press to access the function The following screen appears Model Type REL Airplane Helicopter Rotate the roller to highlight the desired model type Helicopter or Airplane then press the roller to select You can return to the System Setting screen at anytime by pressing the Back button on the transmitter once To return to the Main screen press the Back button on the transmitter twice or press and hold the Roller for more than three seconds Model Type Airplane Helicopter The following screen appears Rotate the roller to highlight YES then press the roller to accept the model type Selecting NO will return you to the previous screen Confirm Model Type DATA WILL BE RESET Note When you change model types Heli to Acro or Acro to Hell all current programming in the selected model memory will reset to the factory default settings
35. at the low position the alarm will sound the screen will display the warning and no transmission will occur until the stick or switch is in the correct position To Access the Warnings Screen Press and hold the roller while turning on the transmitter When System Setup appears on the screen release the roller The DX8 is now in System Setup Mode Rotate the roller to highlight Warning then press The following screen appears Warnings Throttle yer 10x Stunt 1 Act Stunt 2 Act Hold Act Alarm Tone vibe Highlight the desired warning Throttle Stunt 1 Stunt 2 or Hold or Throttle Flaps Gear Flight Mode 1 and Flight Mode 2 for airplane model then press the roller to select Now rotate the roller to inhibit or activate the selected warning To verify the warning is functioning turn the transmitter off move the selected switch or throttle in the offending position then turn the transmitter on The alarm will sound the screen will display the specific warning and no modulation will occur Warnings Throttle Over Stunt T Act Stunt 2 Act Hold Act Alarm m Installing the TM1000 Mount the TM1000 module near the receiver in a position that allows the 3 inch data lead to extend from the receiver s Data port to the Data port on the telemetry module You can use servo tape to secure the TM1000 module or wrap it in foam with the receiver Plug the Data lead into the TM1000 port marked DATA and
36. be flying Model Reset resets the programming for the selected model to factory defaults No other model memories will be affected When a model s memory is reset all programming for that model is permanently deleted and cannot be recovered To Access the Model Reset Function Press and hold the roller while turning on the transmitter When System Setup appears on the screen release the roller The DX8 is now in System Setup Mode Setup Trim ie Model Rotate the roller to highlight Model Reset then press to access the function The following screen appears Confirm Reset EACH 1 1 Hdl 1 Heli DATA WILL RESET CANCEL Verify that the model displayed on this screen is the model you wish to reset If not then see page 14 Model Select to access the desired model Rotate the roller to highlight Reset and then press to access the Confirm Reset screen Confirm Reset EACH E d DATA WILL BE RESET Highlight YES If you re sure you want to reset this model to factory default Settings press the roller The screen will return to the main screen MODEL COPY The Model Copy function copies the currently selected model s programming of another model memory Thirty model memories are available Some of the more common uses of the Model Copy function include e Moving the order of models around in model memory so they can be organized by category type etc Not
37. bor In addition you will be billed for return freight Horizon accepts money orders and cashiers checks as well as Visa MasterCard American Express and Discover cards By submitting any item to Horizon for inspection or repair you are agreeing to Horizons Terms and Conditions found on our website under the Repairs tab Country of Purchase Horizon Hobby Phone Number Email United States Horizon Service Center 4105 Fieldstone Rd 877 504 0233 Electronics and engines 2 Ilinois productsupport horizonhobby com Horizon Product Support 4105 Fieldstone Rd 877 504 0233 Champaign Illinois All other products 61822 USA productsupport horizonhobby com United Kingdom Horizon Hobby Limited Units 14 Ployters Rd Staple Tye Harlow Essex CM18 7NS United Kingdom 44 0 1279 641 097 sales horizonhobby co uk Germany Horizon Technischer Hamburger Str 10 49 4121 46199 66 Service 25335 Elmshorn service horizonhobby de Germany France Horizon Hobby SAS 14 Rue Gustave Eiffel 33 0 1 60 47 44 70 Zone d Activit du R veil Matin 91230 Montgeron FCC Information This device complies with part 15 of the FCC rules Operation is subject to the following two conditions 1 This device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation Caution Changes or modifications not expressly approved by the party responsible for compliance c
38. ction applies trim to the slave channel when the selected master channel has trim throttle aileron elevator and rudder Typically this is used when more than one channel operates a primary control surface dual aileron servos etc With trim include activated the master channel s trim affects the slave channel s trim as well Activating Trim Include Rotate the roller to highlight Trim then press Press the roller to toggle between INH and ACT Trin ect GYRO Use the Gyro function to program and adjust gyro gain You can program up to four gyro gain values to be selected from a variety of switches including the flight mode switch You can adjust gyro gain values in 596 increments allowing for precise gain adjustments Also you can program the channel the gyro gain is controlling The DX8 displays gyro gain values as N for Normal gain and a T for tail lock heading hold The percentage values are the true gain values in each mode To Activate the Gyro Gain Function With the transmitter on and the main or telemetry screen displayed press the roller The Function list displays Function List Thrattle Curve Swuazhplate Rotate the roller to highlight Gyro then press to access that screen Gyro To Select a Switch The Gyro function defaults to Inhibit To activate the Gyro function highlight Inhibit then press the roller to access the switch function Rotate the roller to access the desired gyr
39. d Exclusive Warranty Horizon Hobby Inc Horizon warranties that the Products purchased the Product will be free from defects in materials and workmanship for 1 year from the date of purchase by the Purchaser 1 Year Limited Warranty Horizon reserves the right to change or modify this warranty without notice and disclaims all other warranties express or implied a This warranty is limited to the original Purchaser Purchaser and is not transferable REPAIR OR REPLACEMENT AS PROVIDED UNDER THIS WARRANTY IS THE EXCLUSIVE REMEDY OF THE PURCHASER This warranty covers only those Products purchased from an authorized Horizon dealer Third party transactions are not covered by this warranty Proof of purchase is required for all warranty claims b Limitations HORIZON MAKES NO WARRANTY OR REPRESENTATION EXPRESS OR IMPLIED ABOUT NON INFRINGEMENT MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE OF THE PRODUCT THE PURCHASER ACKNOWLEDGES THAT THEY ALONE HAVE DETERMINED THAT THE PRODUCT WILL SUITABLY MEET THE REQUIREMENTS OF THE PURCHASER S INTENDED USE c Purchaser Remedy Horizons sole obligation hereunder shall be that Horizon will at its option i repair or ii replace any Product determined by Horizon to be defective In the event of a defect these are the Purchaser s exclusive remedies Horizon reserves the right to inspect any and all equipment involved in a warranty claim Repair or replacement dec
40. e You will need to re bind after moving models e Experimenting with the programming for an aircraft while preserving a copy of the original setup Note If you want to use the model copy function to try two slightly different setups with the same model you will need to rebind the receiver each time you switch between model memories e Copying the programming for an existing model over to a new model that is similar Many pilots find this to be a good way to provide more accurate baseline programming for the new model For example Vibe 50 w 120CCPM mixing gyro and governor programming provides a good base programming for any other nitro powered 120CCPM mixing helicopter An Extra 300 with dual aileron and elevator servos that is properly programmed with dual flap and dual elevator mixing in Wing Type provides good foundational programming for another aerobatic airplane with the same basic control system Important The model memory you are copying to will be over written by the copied programming permanently deleting any programming that may already exist To Access the Model Copy Function Press and hold the roller while turning on the transmitter When System Setup appears on the screen release the roller The DX8 is now in System Setup Mode Rotate the roller to highlight Model Copy then press The following screen appears Model Copy Model 1 HMul 1 Heli To Madel z Hul z hcrno CANCEL COPY SPEKTRUM DX8 RADIO INSTRU
41. e available You must select the correct wing and tail type to match your airplane before doing any other wing or tail related programming 6 0 Flaps Travel Adjust Sub Trim etc To Access the Wing Type Function Press and hold the roller while turning on the transmitter When System Setup appears on the screen release the roller The DX8 is now in System Setup Mode Switch Select Rotate the roller to highlight Wing Type then press to access the function The following screen appears Wing Type Mina Tail Hormal Rotate the roller to highlight Wing and press to access the function Rotate the roller to the desired wing mix Press the roller to select To access the Tail Type Wing Be De Wing al Tail al Rotate the roller to highlight Tail then press Rotate the roller to access the desired tail type Press the roller to select SWITCH SELECT A The Switch Select function allows the switches knob and right and left trimmers to be assigned to the gear Aux Aux2 or Aux3 channels or inhibit To Program the Switch Select Functions Press and hold the roller while turning on the transmitter When System Setup appears on the screen release the roller The DX8 is now in System Setup Mode Rotate the roller to highlight the desired switch knob or trimmer then press the roller to access Trainer Inh Mode Inh L Trim Inh
42. e transmitter with the label facing forward The screen should now read Status Ready To import a model or all models on the SD card select Import Model or Import All Models then press the roller Now select the specific model and press the roller or press Import to import all model memories Use the same procedure to export a model or to export all models by selecting these other options Export to 5D 11911 Save 1HDLo1 SP CANCEL ExPORT SPEKTRUM DX8 RADIO INSTRUCTION MANUAL FUNCTION MODE The DX8 organizes the programming screens in two separate categories System Setup Mode and Functions Mode Function Mode programming adjusts a model s flight characteristics at the field p Airplane Model Helicopter Model Servo Setup page 22 Servo Setup page 22 D R and Exponential page 23 D R and Exponential page 23 Differential page 24 Throttle Cut page 25 Throttle Cut page 25 Throttle Curve page 26 Throttle Curve page 25 Swashplate page 27 Flap System page 26 Governor page 28 Mixing page 29 Pitch Curve page 28 Aileron to Rudder Mix page 29 Tail Curve For Non Heading Programmable Mixes page 29 Hold Gyro Use Only page 30 Timer page 33 Mixing page 31 Monitor page 35 Gyro page 33 Timer page 33 Monitor page 35 To Access the Function List With the transmitter on and the main or telemetry screen displayed press the roller The Function list displays To Access a Function List Scre
43. e Mix to a Flight Mode s Highlight the desired box at the bottom of the screen Press the roller to darken the box activating programmable mix in that flight mode position Note you can highlight more than one flight mode position If you highlight all boxes the programmable mix function is always n If no boxes are highlighted the function is always off N Normal 1 Stunt 1 2 Stunt 2 H Hold M Mix Adjusting Programmable Mix Rates Rotate the roller to highlight the desired rate then press Rotate the roller to adjust the value You can reverse the direction of the slave channel with positive and negative values Adjust the rate for both directions values You should verify that the programmable mix is working properly and in the correct direction Place the flight mode switch in one of the active positions SPEKTRUM 0 8 RADIO INSTRUCTION MANUAL Move the programmed master channel while observing the slave channel The slave channel should move accordingly Offset The Offset function establishes the point at which the two mix rates converge Typically this rate is center or 096 If an offset is needed normally not in a helicopter do the following Programming an Offset Rotate the roller to highlight Offset then press Rotate the roller to adjust the value Positive and negative values shift the offset in either direction Press the roller to accept Trim Include The trim include fun
44. e Never operate your model with low transmitter batteries e Carefully follow the directions and warnings for this and any optional support equipment chargers rechargeable battery packs etc that you use e Keep all chemicals small parts and anything electrical out of the reach of children e Moisture causes damage to electronics Avoid water exposure to all equipment not specifically designed and protected for this purpose Do not operate more than 40 DSM transmitters simultaneously safety Do s and Don ts for Pilots e Ensure that your batteries have been properly charged prior to your initial flight e Keep track of the time the system is turned on so you will know how long you can Safely operateyour system e Perform a ground range check prior to the initial flight of the day See the Daily Flight Checks Section for information e Check all control surfaces prior to each takeoff e Do not fly your model near spectators parking areas or any other area that could result in injury to people or damage of property e Do not fly during adverse weather conditions Poor visibility can cause disorientation and loss of control of your aircraft Strong winds can cause similar problems e Do not point the transmitter antenna directly toward the model The radiation pattern from the tip of the antenna is inherently low e Do not take chances If at any time during flight you observe any erratic or abnormal operation land immediat
45. el Select screen To directly access the Model Select Screen any time from the Main Screen or the Telemetry screen press the Clear and Back buttons simultaneously The Model Select screen displays for 10 seconds If no activity occurs the screen returns to the previous Main or Telemetry screen To Access the Model Select Function through System Mode Press and hold the roller while turning on the transmitter When System Setup appears on the screen release the roller The DX8 is now in System Setup Mode Highlight Model Select then press the roller 0 access the function The following screen appears Rotate the roller to highlight the desired model then press to select The model name will display on the main screen ModelMatch The DX8 features ModelMatch technology that prevents operating a model using the wrong model memory This feature can prevent stripped servo gears broken linkages and even a crash due to attempting to operate a model using the wrong memory How ModelMatch Works Each individual model memory 30 in total has its own embedded code transferred to the receiver during the binding process The receiver actually learns the specific model memory selected during binding When bound it operates only when that model memory is selected If a different model memory is selected the receiver won t connect At any time you can reprogram the receiver to operate with any other model memory by rebinding with the tr
46. elect a 0 value in trim step the trim is turned off i PS SPEKTRUM DX8 RADIO INSTRUCTION MANUAL To Access the Trim Step Function Press and hold the roller while turning on the transmitter When System Setup appears on the screen release the roller The DX8 is now in System Setup Mode Rotate the roller to highlight Trim Setup then press to access the function The following screen appears Trim Setup Thr amp L Trim amp Trim Ele kud amp Trim Type Common Highlight the desired Trim value then press the roller to access Rotate the roller to change to the desired trim value Press to accept Repeat to adjust all trim steps To Access the Common or Flight Mode Trims Trim Step Thr L Trim il amp E Trim Ele kud Trim Type Common Rotate the roller to highlight Trim Type and press to access oelect F Mode each flight mode has its own trims or Common trim are always common regardless of flight mode Trim Step Thr amp L Trim Ail amp E Trim Ele amp kud Trim Type Common Common Trim When common trim is selected trim values are common in all flight modes F Mode Trim When F Mode is selected each flight mode including hold has its own trims that are automatically active when that flight mode is selected MODEL RESET a Model Reset is typically used to clear the programming for a model you will no longer
47. ely and do not resume flight until the cause of the problem has been ascertained and corrected Safety can never be taken lightly Federal Aviation Administration Purpose This advisory outlines safety standards for operations of model aircraft We encourage voluntary compliance with these standards Background Attention has been drawn to the increase in model aircraft operation There is a need for added caution when operating free flight and radio controlled craft in order to avoid creating a noise nuisance or a potential hazard to full scale aircraft and persons and or property on the surface Operating Standards Modelers generally are concerned with safety and exercise good judgment when flying model aircraft However in the interest of safer skies we encourage operators of radio controlled and free flight models to comply with the following standards a Exercise vigilance in locating full scale aircraft get help if possible so as not to create a collision hazard b Select an operating site at sufficient distance from populated areas so you do not create a noise problem or a potential hazard c Do not fly higher than 400 feet above the surface d Always operate more than three miles from the boundary of an airport unless you are given permission to be closer by the appropriate air traffic control facility in the case of an airport for which a control zone has been designated or by the airport manager in the case of other airpor
48. en from the Function List Highlight the desired function then press the roller to access that function The selected function screen appears Function List SERVO SETUP a Servo Setup adjusts the servo reverse travel adjust sub trim and servo speed for all eight channels Servo Setup screens feature a servo monitor that allows easy visual reference when making adjustments Travel Adjust Allows the adjustment of servo throw travel in each direction Sub trim Typically used to center the servo position Reverse Changes the direction of the servo channel Speed Adjusts individual servo speed To Access the Travel Function With the transmitter on and the main or telemetry screen up press the roller The Function list displays Rotate the roller to highlight Servo Setup then press Servo travel will automatically be highlighted Press to enter the Travel function HRO Serwe Travel LE Elevator 190 100 Highlight the channel then press the roller Rotate the roller to access the channel you wish to adjust then press to accept Highlight the values at the bottom of the screen When you center the corresponding stick both values are highlighted and will adjust simultaneously Moving the stick or switch in the desired position adjusts that direction of travel independently With the desired value s highlighted rotate the roller to adjust the travel for the selected channel Then press to accept
49. er stand or tray could be depressing e Receiver loses its bind the bind button on e A brownout has occurred d blinking at e System turned on and connected then receiver 9 turned off without turning off transmitter e Check the receiver antenna to be sure it is not e Main and remote receivers too close together e oose or damaged wires or connectos between e Bind button pressed before transmitter turned e Replace or contact Horizon Product Support e Mount main and remote receivers at least 2 inches apart and perpendicular to each other e Charge batteries Spektrum receivers require at least 3 5V to operate An inadequate power supply can allow voltage to momentarily drop below 3 5V and cause the receiver to brown out and reconnect e Check the wires and connection between battery and receiver Repair or replace wires and or connectors e f stand is depressing bind button remove from stand and rebind e Rebind your system following binding instructions e Check battery voltage e urn off transmitter when receiver is turned off e RPM won tread display a o to backplate picking up tip of Move sensors away from backplate e emperature sensor mounted on front of cylinder head being hit by direct prop blast e Temperature sensor seems to read low SPEKTRUM DX8 RADIO INSTRUCTION MANUAL e Mount sensor behind cylinder head When installing sensors note engine temperature with engine properly
50. eron Note The Differential function is only available if Dual Aileron Flaperon 2 ailerons 1 flap 2 ailerons 2 flaps or Elevon is selected in Wing see page 13 and each aileron servo is controlled by its own channel To Access the Differential Screen With the transmitter on and the main or telemetry screen displayed press the roller The Function list displays Function List ISTE Differential defaults to Inhibit Press the roller to highlight Inhibit then select one of the following switch positions Inhibit Off On Always on Gear Gear Switch Flap Flap switch Ail D R Aileron Dual rate switch Ele D R Elevator Dual rate switch Rud D R Rudder dual rate switch F Mode Flight Mode switch AUX 2 Aux 2 switch Mix Mix switch Press the roller to accept the desired switch The differential adjustment screen displays Rotate the roller to change the value then press the roller Repeat for all switch positions desired Positive differential values provide more up than down aileron travel Negative differential values provide more down than up travel The differential values screen also allows you to select change switch positions Use the roller to highlight SW then rotate to change to the desired switch position or inhibit the function Vut SPEKTRUM DX8 RADIO INSTRUCTION MANUAL THROTTLE CUT a The Throttle Cut function allows you to shut off an engine with the Trainer switch
51. esigned to be used with any brushless motor The sensor has two leads to attach to any two of the three motor wires This is typically done by soldering Installation To install the electric RPM sensor using servo tape attach the sensor in a convenient place that allows the leads to reach the motor wires and the TM1000 telemetry unit oolder the two sensor wires to any two motor leads Plug the sensor lead into the RPM port on the TM1000 telemetry module Testing Turn the transmitter and receiver on and scroll to the RPM telemetry screen Run the motor and the RPM should register on the screen The RED LED on the TM1000 indicates the sensor is picking up properly NOTICE It is necessary to program a matching pole count in the telemetry RPM screen to have accurate reading on screen The motor s pole count is normally in the motor manufacturer s instructions or on the manufacturer s website FRAME RATE 4 The Frame Rate function allows the selection of 11ms or 22ms frame rate When a 11ms frame rate receiver is used the transmitter defaults to 11ms frame rate This fast frame rate is not compatable with some types of analog servos and the Frame Rate screen allows the selection of a 22ms frame rate when a high frame rate receiver is being used with analog servos To access the Frame rate Function Press and hold the roller while turning on the the transmitter When system setup appears on screen relese the roller The DX8
52. ffset is needed do the following Programming an Offset Rotate the roller to highlight Offset then press the roller to highlight the Offset rate Rotate the roller to adjust the value Positive and negative values are available shifting the offset in either direction Press the roller to accept the offset value Trim Include The trim include function applies trim to the slave channel when the master channel you select is a channel that has trim throttle aileron elevator and rudder Typically this is used when more than one channel is used to operate a primary control surface dual rudder servos etc With trim include activated the master channel s trim affects the master and slave channels Activating Trim Include Rotate the roller to highlight Trim Press the roller to toggle between INH and ACT TAIL CURVE FOR NON HEADING HOLD GYRO USE ONLY 4 The Tail Curve programming functions nearly identically to the Throttle and Pitch curve programming You can assign four separate Tail curves or a common Tail curve to 2 or more flight modes A graph displays at the left side of the screen to help you adjust the Tail curves An Expo function is available that smooths out the curve Note Only use tail curves when the gyro is in the conventional gain non heading hold mode To Program Tail Curves With the transmitter on and the main or telemetry screen displayed press the roller The Function list displays n
53. flight and before turning off the receiver or transmitter plug the Flight Log into the Data port on the AR8000 receiver The screen will automatically display voltage i e 6v2 6 2 volts Note When the voltage reaches 4 8 volts or less the screen will flash indicating low voltage Press the button to display the following information A Antenna fades on internal antenna B Antenna fades on internal antenna B not used on the AR8000 L Antenna fades on the left external antenna R Antenna fades on the right external antenna not used on the AR8000 F Frame loss H Holds Antenna fades represents the loss of a bit of information on that specific antenna It s normal to have as many as 50 to 100 antenna fades during a flight If any single antenna experiences over 500 fades in a single flight the antenna should be repositioned in the aircraft to optimize the RF link Frame loss represents simultaneous antenna fades on all attached receivers If the RF link is performing optimally trame losses per flight should be less than 20 A Hold occurs when 45 continuous frame losses occur This takes about one second If a hold occurs during a flight it s important to re evaluate the system moving the antennas to different locations and or checking to be sure the transmitter and receivers are all working correctly Note Use a servo extension to allow the Flight Log to be plugged in without having to remove the aircraft s hatch or
54. from the master s model to the slave The slave transmitter is then programmed to inhibit in the trainer screen Pilot Link Master When Pilot Link Master is selected the slave transmitter has control of the stick function only aileron elevator rudder and throttle while the master maintains control of all other channels and functions including D R and Switch positions This is ideal for complex models as the master maintains control of all secondary functions and controls all other channels Slave Use Slave mode when flying with the DX8 as a slave when the master radio has activated its Pilot Link In this case there is no need to match programming between the slave and master transmitter SYSTEM SETTINGS a Use the System Setting screen to establish the overall transmitter setting that will apply to ALL model memories These settings include User Name Contrast Mode Region and Language If you select Mode One then Mode One will be selected for all 30 model memories Note Even when models are imported from an SD card the system settings in the transmitter will remain To Access the System Settings Function Press and hold the roller while turning on the transmitter When System Setup appears on the screen release the roller The DX8 is now in System Setup Mode Highlight System Settings then press The following screen appears Sustem Settings Highlight the function you wish to change then press the roller to select
55. he main or telemetry screen displayed press the roller The Function list displays Rotate the roller to highlight Servo Setup then press to access the Servo Setup screens Servo travel will be highlighted Rotate the roller until Speed appears in the channel position then press to enter Serve ELE Elevator Horm Highlight the channel then press the roller Rotate the roller to access the channel you wish to adjust Press the roller to accept Highlight the Speed value at the bottom of the screen and press the roller to access With the Speed value highlighted rotate the roller to adjust the servo speed for the selected channel Press the roller to accept the value Speed Elevator You can return to the Function List screen at anytime by pressing the Back button on the transmitter once To return to the Main screen press the Back button on the transmitter twice or press and hold the Roller for more than three seconds D R amp EXPONENTIAL 4 Dual Rates and exponentials are available on the aileron elevator and rudder channels You can assign them to numerous switches including the flight mode Switch Dual Rate Affects the overall travel which in turn affects control response sensitivity equally throughout the range of that channel Reducing the dual rate reduces the maximum control rate as well as overall sensitivity Exponential Affects the sensitivity around center but has
56. ibrate causing linkages and screws to loosen General Notes Radio controlled models are a great source of pleasure Unfortunately they can also pose a potential hazard if not operated and maintained properly It is imperative to install your radio control system correctly Additionally your level of piloting competency must be high enough to ensure that you are able to control your aircraft under all conditions If you are a newcomer to radio controlled flying please seek help from an experienced pilot or your local hobby store safety Precautions and Warnings As the user of this product you are solely responsible for operating it in a manner that does not endanger yourself and others or result in damage to the product or the property of others Carefully follow the directions and warnings for this and any optional support equipment chargers rechargeable battery packs etc that you use This model is controlled by a radio signal that is subject to interference from many sources outside your control This interference can cause momentary loss of control so it is necessary to always keep a safe distance in all directions around your model as this margin will help to avoid collisions or injury e Always operate your model in an open area away from cars traffic or people e Avoid operating your model in the street where injury or damage can occur e Never operate the model out into the street or populated areas for any reason
57. ighten the 2mm setscrew ADVANCED RANGE TESTING For sophisticated aircraft that contain significant amounts of conductive reflective materials e g turbine powered jets some types of scale aircraft aircraft with carbon fuselages etc the following advanced range check is recommended This Advanced Range Check allows you to evaluate the RF performance of each individual internal and remote receiver and optimize the locations of these receivers Advanced Range Testing Using a Flight Log or Telemetry Module 1 Plug a flight log or the telemetry module optional into the data port in the receiver and turn on the system transmitter and receiver If using the Telemetry module make sure it s bound to the receiver 2 Advance the Flight Log until F frame losses are displayed by pressing the button on the flight log Or advance the screen on the DX8 to show the flight log telemetry 3 Have a helper hold your aircraft while he she observes the Flight Log data 4 Standing 30 paces away from the model face the model with the transmitter in your normal flying Position Place the transmitter in the range test screen and push and hold the trainer button on top of the transmitter This causes reduced power output from the transmitter 5 Have your helper position the model in various orientations nose up nose down nose toward the transmitter nose away from the transmitter etc while watching the Flight Log or the on screen telemetr
58. ility with DSM2 or Spektrum WARRANTY REGISTRATION Visit www spektrumrc com registration today to register your product 4 SPEKTRUM DX8 RADIO INSTRUCTION MANUAL TABLE OF CONTENTS opektrums DX8 with Integrated Telemetry 6 Troubleshooting Guide ener 35 De TR o REMS ERROR Dm 6 General Information seen 36 Vtem Fr SE ME SNR TR ET 6 oervo Precautions Charging Your Transmitker sssss 7 General Notes Battery SUDON seorsan 7 Safety Do s and Don ts for Pilots Battery and Charging Precautions and Federal Aviation Administration sss 36 Transmitter Identification Mode 2 0 Purpose Transmitter Identification Mode 1 9 Background Key Input and Display 10 Operating Standards 10 Information Provided by WAT DIINO S T 10 Daily Flight Checks NOE QUEUE ATTI Geste n be poteat ea bu 10 Warranty arid Repair POIG teer etre 3 Battery Alarm and Display 10 Warranty Period Programmable ALANS
59. ilsafe defaults If connection is lost between the transmitter and receiver the receiver immediately operates in those preprogrammed default positions Those positions are failsafes The AR8000 has three failsafes SmartSafe Failsafe Hold Last Command Failsafe and Preset Failsafe SmartSafe Failsafe omartSafe Failsafe is always active in both hold last command failsafe and in preset failsafe SmartSafe is a safety feature on the throttle channel only that offers the following benefits e Prevents electric motors from operating when the receiver only is turned on no signal present e Prevents the speed controller from arming until the throttle is moved to low throttle position after connection is made e Shuts off electric motor and reduces gas glow engines to idle if signal is lost e f throttle is at any position other than low the ESC won t arm e f connection is lost in flight SmartSafe sets the throttle to the position it was in during the binding process How To Program omartSafe is automatically set when hold last command failsafe or Preset failsafe is programmed or the system is bound Note It s important to have the throttle stick in the low position to store low throttle during binding To Test Confirm the failsafe setting is correct by turning off the transmitter The throttle should go to the preset low throttle position A CAUTION Make sure the aircraft is restrained on the ground If failsafe is not set your aircr
60. is raised above that position This is useful for flying electric models where the motor run time not the flight time is important Timer Mode Count Down Time 22 30 Tone Start Throttle 1 Time Pot 248 Internal RESET 0 21 25 Rotate the roller to select the desired Start method Trainer Throttle Throttle 1 Time L Trim R Trim Press to accept Programming a Throttle Stick Position Only if Throttle Start is Selected If you select Throttle or Throttle 1 Time in the Start function the Stick appears below Start in the Timer screen This is the stick position where throttle activates the timer Rotate the roller to highlight Stick then press to access the Stick values You can adjust the value from 0 to 10096 This correlates to the actual throttle stick position Timer Mode Count Down Time 05 20 Tone Start Throttle 1 Time Poe 25x Internal RESET 0 21 52 Rotate the roller to select the desired Stick value then press the roller to accept the displayed value To Reset the Internal Timer There are a couple of ways to reset the internal timer Rotate the roller to highlight Internal Reset then press the roller to reset the internal timer to 0 00 00 Timer Count Down Time 95 00 Tone Start Trainer Internal RESET 0 09 40 To reset the Count Down or Stop Watch timer on the main screen press the Clear button Mode Count Down Time 25 00 Tone Start Trainer nterna RESET 0 46 15
61. isions are at the sole discretion of Horizon This warranty does not cover cosmetic damage or damage due to acts of God accident misuse abuse negligence commercial use or modification of or to any part of the Product This warranty does not cover damage due to improper installation operation maintenance or attempted repair by anyone other than Horizon Return of any Product by Purchaser must be approved in writing by Horizon before shipment SPEKTRUM DX8 RADIO INSTRUCTION MANUAL Damage Limits HORIZON SHALL NOT BE LIABLE FOR SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES LOSS OF PROFITS OR PRODUCTION OR COMMERCIAL LOSS IN ANY WAY CONNECTED WITH THE PRODUCT WHETHER SUCH CLAIM IS BASED IN CONTRACT WARRANTY NEGLIGENCE OR STRICT LIABILITY Further in no event shall the liability of Horizon exceed the individual price of the Product on which liability is asserted As Horizon has no control over use setup final assembly modification or misuse no liability shall be assumed nor accepted for any resulting damage or injury By the act of use setup or assembly the user accepts all resulting liability If you as the Purchaser or user are not prepared to accept the liability associated with the use of this Product you are advised to return this Product immediately in new and unused condition to the place of purchase Law These Terms are governed by Illinois law without regard to conflict of law principals WARRANTY SERV
62. ist ERTE To select the Timer Mode Inhibit Count Down or Stop Watch Highlight Mode then press Mode Count Down Time 02 00 Tone Start Trainer Internal RESET 2092 Select Inhibit Count Down or Stop Watch Press the roller to accept Mode Time 05 00 Tone Start Trainer Internal FESET To Program Time Rotate the roller to highlight Time then press to access You can highlight the seconds or minutes Press the roller to access minutes or second Timer Count Down Time 95 26 Tone Start Trainer Internal FESET 9 21 11 Rotate the roller to select the desired time Press to accept To program a Tone Vibe Tone Vibe or Inhibit Rotate the roller to highlight Tone then press to access You can Select Inh Tone Vibe or Tone Vibe Timer Mode Count Diaun Time 05 30 Tone vibe Start Throttle 1 Time Pos ZIA Internal RESET Ou21 31 To Select the Timer Start Method Rotate the roller to highlight Start then press to access Five start options are available Trainer switch Throttle Throttle 1 Time L Trim and R Trim Throttle 1 time The timer starts when the programmed throttle position is exceeded and will continue regardless of the throttle position Throttle The timer starts when the programmed throttle position is exceeded Anytime you lower the throttle below the programmed position the timer will pause then continue anytime the throttle
63. itch Ail 70 Ele 2 Pit 60 axe GE Inh Hx Cr E Ring Inh To Activate the Swashplate Expo Function Rotate the roller to highlight EXPO then press to access Spress the roller to toggle between ACT and INH Rx cor E Ring Act SPEKTRUM DX8 RADIO INSTRUCTION MANUAL Vut To Activate the Swashplate E Ring Function Highlight E ring then press the roller to access the Electronic Cyclic Ring function oe Inh Rx Cr E Ring GOVERNOR 4 The Governor function adjusts engine rpm when using a Governor or throttle limiter You can program up to four governor values to be selected from a variety of switches including the flight mode switch You can adjust Governor values in 996 increments to allow for precise rpm adjustments Also you can program the channel the governor controls Function List To Activate the Governor Function With the transmitter on and the main or telemetry screen displayed press the roller The Function list displays Rotate the roller to highlight Governor then press to access that screen Governor To Select a Switch The Governor function defaults to Inhibit To activate the Governor function rotate the roller to highlight Inhibit then press to access the switch function Select the desired switch to control the governor then press the roller to access the Governor screen FH Governor Normal Q OA Stunt i 8a Ge Stunt e 36 0 Ho
64. l operate Binding teaches the receiver the specific code of the transmitter so it will only connect to that transmitter 1 To bind an AR8000 to a DSM2 transmitter insert the bind plug in the BATT BIND port on the receiver SPEKTRUM DX8 RADIO INSTRUCTION MANUAL Note bind an aircraft with an electronic speed controller that powers the receiver through the throttle channel ESC BEC insert the bind plug into the BATT BIND port in the receiver and the throttle lead into the throttle THRO port Proceed to Step 2 2 Power the receiver The LED on the receiver will be flashing indicating the receiver is ready to be bound to the transmitter 3 Move the sticks and switches on the transmitter to the desired failsafe positions low throttle and neutral control positions 4 Press and hold the trainer button while powering on transmitter 5 The system will connect within a few seconds Once connected the LED on the receiver will go solid indicating connection 6 Remove the bind plug from the BATT BND port on the receiver Power off the transmitter and store the bind plug in a convenient place NOTICE Remove the bind plug to prevent the system from entering bind mode the next time the power is turned on T After setting up your model rebind the system so the true low throttle and neutral control surface positions are set FAILSAFES When you bind your transmitter you are programming the receiver with fa
65. ld gg Ch Aux Sw F Assigning a Channel Output In this screen you can assign the receiver channel the Governor is plugged into The governor and the gyro must use two different channels If the gyro function uses a channel it will not appear in the governor list Rotate the roller to highlight Ch channel then press to access that function oelect the channel the governor will be plugged into Normally Aux 2 is used FH Governor Hormal OQ QA D0 0A oe 0A Sw Adjusting the Governor Values Rotate the roller to select the desired governor value Press to access Rotate to adjust the value Note the displayed value is the corrected governor value 0 represents 1 500ms or off with most governors FH Governor Hormal Stunt 1 OQ Stunt 2 Hold Ch Aux Sw Repeat this for all desired governor values PITCH CURVE 4 4 The DX8 features a 5 point Pitch curve You can set up to four separate Pitch curves graph displays at the left side of the screen to aid in adjusting pitch curves Expo function is available that smooths out the curve To Program Pitch Curves With the transmitter on and the main or telemetry screen displayed press the roller The Function list displays Function List Selecting a Flight Mode Highlight the desired flight mode at the top of the screen Press the roller to select The selected flight
66. le curve values for those switch positions SPEKTRUM DX8 RADIO INSTRUCTION MANUAL Vut Lr To Activate the Expo Function Rotate the roller to highlight EXPO then press the roller to access the Throttle Curve Expo function Select Inh or Act to inhibit or activate the Expo function then press to accept THROTTLE CURVE 4 4 The DX8 features a 5 point throttle curve You can assign up to four separate throttle curves A graph displays at the left side of the screen to aid in adjusting throttle curves An Expo function is also available that smoothes out the curve To Program Throttle Curves With the transmitter on and the main or telemetry screen displayed press the roller The Function list displays Function List Selecting a Flight Mode Highlight the desired flight mode at the top of the screen then press the roller to select The selected flight mode will darken confirming your selection N Normal 1 Stunt 1 2 Stunt 2 H hold Adjusting the Curve Move the flight mode switch in the position you wish to adjust Rotate the roller to highlight one of the five available throttle curve values Low 25 50 75 High Press the roller to access that value Rotate the roller to adjust the selected point to the desired output position Note the position on the graph at the left of the screen Repeat this for all desired points To Activate the Expo Function Rotate the roller to highlight EX
67. lt your receivers instructions for the failsafes that apply Before flight ALWAYS confirm your binding is good and failsafe is set To do this make sure the system is connected turn your transmitter off Confirm that low throttle is active A CAUTION Make sure the aircraft is restrained on the ground If failsafe is not set your aircraft might advance to mid or full throttle ic SPEKTRUM DX8 RADIO INSTRUCTION MANUAL RANGE TESTING The Range Test function reduces the power output This allows for a range test to confirm the RF link is operating correctly Perform a range check at the beginning of each flying session to confirm system operation To Access the Range Test screen With the transmitter on and the main or telemetry screen displayed press the roller The Function list displays Function List Rotate the roller to highlight Range Test then press the roller to access the Range Test function Range Test FULL Press and hold the Trainer Button to activate Range Test Distance 30 paces 30 meters With the Range Test screen displayed push and hold the trainer button The screen displays Reduced Power In this mode the RF output is reduced allowing for an operational range test of your system If you let go of the trainer button the transmitter will go back to Full Power Range Testing the DX8 1 With the model restrained on the ground stand 30 paces approx 90 feet 28 meters
68. me damaged the output strength can be severely impeded which could lead to a crash injury and property damage Antenna Aux 3 Knob Handle Trainer Timer Bind Button Trimmer Aux 2 Governor Mix Hold L Tri Beal Flap Gyro Ls nm Flight Mode i n Les p ng 6 a 4 v 7 Rudder D R Elevator D R Aileron D R Throttle Rudder Stick Aileron Elevator Stick Rudder Trim Aileron Trim Elevator Trim SD Card Slot Charge Jack 2 4 3Hz DSM SPREAD SPECTRUM TELEMETRY SYSTEM Throttle Trim us Rolling Selector Clear Button Back Button Power Switch Speaker Display Screen SPEKTRUM DX8 RADIO INSTRUCTION MANUAL TRANSMITTER IDENTIFICATION MODE 1 Antenna Aux 3 Knob Handle Trainer Timer R Trimmer Bind Button Aux 2 Governor i L Trimmer Gear Flight Mode Rudder D R NT Elevator D R 2 A Aileron D R Elevator Rudder Stick Throttle Aileron Stick Rudder Trim Aileron Trim Throttle Trim SD Card Slot Charge Jack Elevator Trim 2 4GHz DSM SPREAD SPECTRUM TELEMETRY SYSTEM Rolling Selector Clear Button Back Button Power Switch Speaker Display Screen SPEKTRUM DX8 RADIO INSTRUCTION MANUAL d KEY INPUT AND DISPLAY FUNCTIONS The DX8 utilizes a roller that can be rotated or pressed and two buttons Back and Clear that are used to access and program all the functio
69. mm Remote Receiver Dimensions 0 80 x 1 10 x 0 27 in 20 3 x 28 0 x 6 9mm Main Receiver Weight 33 oz 9 4 g Remote Receiver Weight 2 oz 3 g Weight with Remote Receiver 49 oz 13 9 g Voltage Range 3 5 to 9 6V Resolution 2048 Frame Rate 11ms when paired with the DX7se or DX8 Compatibility All DSM2 aircraft transmitters and module systems RECEIVER INSTALLATION In gas and glow aircraft install the main receiver by wrapping it in protective foam and fastening it in place using rubber bands or hook and loop strap In electric airplanes or helicopters you can use thick double sided foam tape to fasten the main receiver in place Mount the remote in a slightly different location from the primary receiver This gives tremendous improvements in path diversity Essentially each receiver sees a different RF environment and this is key to maintaining a solid RF link This is especially the case in aircraft with substantial conductive materials 6 0 larger gas engines carbon fiber pipes etc which can weaken the signal Using servo tape mount the remote receiver keeping it at least 2 inches away from the primary antenna Ideally you should position the antennas perpendicular to each other In airplanes we recommend mounting the primary receiver in the center of the fuselage on the servo tray and the remote receiver to the side of the fuselage or in the turtle deck Y Harnesses and Servo Extensions Do not use a
70. modes that swap throttle and elevator positions it s necessary to recalibrate the sticks When the mode change is programmed the calibration screen will automatically appear the next time the transmitter is turned on and the following screen appears Calibrate Left Right Cycle Sticks OF OK Center Sticks OF CANCEL To calibrate move the sticks throughout their range then back to center including the throttle Once all sticks have been centered press SAVE to complete calibration ADJUSTABLE STICK TENSION The DX8 offers adjustable tension on the throttle aileron elevator and rudder sticks Rubber plugs are installed in the back of the case allowing easy access to the stick tension screws without having to remove the back case To adjust stick tension Step 1 Remove the two rubber plugs and pull back the grips as shown to access the throttle aileron elevator and rudder tension screws step 2 Using a Phillips screwdriver adjust the stick tension screw for the desired control Clockwise to tighten and counterclockwise to loosen Elevator Step 3 When satisfied with the stick tension reinstall the grips and rubber plugs Adjustable Stick Length The DX8 allows you to adjust the control sticks length Use the included 2mm Allen wrench to loosen the setscrew by turning it counterclockwise Then turn the stick clockwise to shorten or counterclockwise to lengthen After adjusting the control stick length t
71. mplified Y harnesses and servo extensions with Spektrum equipment Only use standard non amplified Y harnesses and servo extensions When converting existing models to Spektrum replace all amplified Y harnesses and or servo extensions with conventional non amplified versions Power System Requirements Onboard power systems must provide adequate power without interruption to the receiver even when the system is fully loaded servos at maximum flight loads Inadequate power systems are a primary cause of in flight failures Some components that affect the ability to properly deliver adequate power include the selected receiver battery pack number of cells capacity cell type state of charge switch harness battery leads and if used the regulator and power bus The AR8000 s minimum operational voltage is 3 5 volts Test the system per the following guidelines to a minimum voltage of 4 8 volts during ground testing This will compensate for battery discharging or actual flight loads that are greater than ground test loads Recommended Power System Guidelines 1 When setting up large or complex aircraft with multiple high torque Servos use a current and voltmeter HAN172 Plug the voltmeter in an open channel port in the receiver and with the system on load the control surfaces on your aircraft by applying pressure with your hand Monitor the current as you load control surfaces The voltage should remain above 4 8 volts even when all ser
72. n Adams Contrast 17 2 Region ELI 328 Language English Rotate the roller to select the desired Region based on where the radio will be used With Region selected press the roller to accept that region To Select a Language In the Systems Settings screen rotate the roller to highlight Language then press the roller to select the Language function Note that five Languages are available English German Spanish French and Italian System Settings User Mame John Adams Contrast Mode Region Language Rotate the roller to select the desired Language When the desired Language is selected press the roller to accept that Language TRANSFER SD CARD 4 The SD Card allows the following e Importing copying a single model from DX8 to another e Importing copying all models from one DX8 to another e Exporting transferring a single model to another DX8 e Exporting transferring all the stored models to another DX8 e Updating firmware To Access the Transfer SD card Function Press and hold the roller while turning on the transmitter When System oetup appears on the screen release the roller The DX8 is now in system Setup Mode Rotate the roller to highlight Transfer SD Card then press The following screen appears Card Henu Options Select Option Status Ready Folder If not already done insert an SD card in the SD card slot on the left side of th
73. ns 8 CHANNELS 30 MODELS 2 TYPES Press the ROLLER to access screens or functions Rotate the ROLLER to adjust values or to select options Note Pressing the ROLLER for more than three seconds will return to the main screen Press the CLEAR button to return the highlighted value to its default setting Press the BACK button to return to the previous screen Direct Model Access From the main screen you can access the Model Select screen used to change models by pressing the BACK and CLEAR buttons simultaneously DIGITAL TRIMS The DX8 2 4 features advanced digital trims The Main screen displays the graphic position for the trims The Throttle Aileron Elevator and Rudder trim levers and when activated the right and left trimmers feature an audible center trim beep and a pause You can adjust the amount of travel per each trim in the Trim Step Function located in System Setup Mode See page 16 for more details Note When the transmitter is turned off the trims and left and right trimmer values are stored in memory and recalled when the system is turned back on INACTIVITY WARNING The DX8 features an inactivity warning that warns if the transmitter is left on preventing draining the batteries If the transmitter is left on and no input is given to the sticks or switches for 10 minutes an alarm will sound and warning screen appear Moving any stick or switch will clear the alarm Normal RF modulation continues througho
74. o control switch Press the roller to access the Gyro gain screen Assigning a Channel Output You can assign the receiver channel the gyro gain is plugged into in this screen The governor and the gyro must use two different channels A channel used by the governor function does not appear in the Gyro list Highlight Ch channel then press to access the gyro channel function Select the desired channel to plug the gyro gain into normally the Gear channel is used Adjusting the Rate Values Rotate the roller to select the desired gain value then press Select the gain value Any time a T displays the gyro is in tail lock Heading Lock If an N displays the gyro is in normal mode Repeat this for all desired gain values TIMER 4 The DX8 Timer function allows you to program a Count Down timer or Stop Watch count up timer to display on the main screen An alarm sounds when the programmed time is reached You can program the timer to start using the trainer switch the left or right trimmers or automatically when throttle is raised above a preprogrammed position Also an internal timer that shows run time for a specific model displays on the main screen To Access the Timer Screen With the transmitter on and the main or telemetry screen displayed press the roller The Function list displays Rotate the roller to highlight Timer then press SPEKTRUM DX8 RADIO INSTRUCTION MANUAL Ltt tt Function L
75. ode switch and Hold Inhibited You can assign the flight mode and hold functions to any of 9 switches including Inhibit Aileron D R Elevator D R Rudder D R Gyro switch Flight Mode Switch Hold and the Governor switch To Access the F Mode Setup Function Press and hold the roller while turning on the transmitter When System Setup appears on the screen release the roller The DX8 is now in System Setup Mode Rotate the roller to highlight F Mode Setup then press The following screen appears F Mode Setup Flight Hold Hold Highlight the Flight mode or Hold function then press to access that function Rotate the roller to select the desired switch F Mode Setup Flight TRIM STEP a The Trim Step function allows servo movement adjustment per click of trim For example you usually want a large trim step 8 to 10 for a new model Each click of trim will have a large amount of trim travel so you can quickly adjust an out of trim model in flight Later you can use a finer trim step 1 5 to adjust for precise flight The Trim Step function allows the trims to be common or independent in each active flight mode Many helicopter pilots use independent trims because they are automatically active when a flight mode is activated Important The trim step function has no effect on the overall trim travel only the total number of clicks available If you s
76. on place the flight mode switch in one of the active positions Move the programmed cyclic or rudder channel noting the throttle position The throttle position should increase If it decreases then the opposite value positive vs negative is needed SPEKTRUM DX8 RADIO INSTRUCTION MANUAL Swashplate Mix The Swashplate Mix typically corrects swashplate timing issues by mixing Aileron to Elevator and Elevator to Aileron When adjusted correctly the Swashplate causes the helicopter to roll and pitch accurately with minimal inter reaction To access Swashplate Mix With the C Mix screen displayed rotate the roller to highlight Cyclic Thro then press Select Swashplate and press the roller The Swashplate Mix screen appears RUD LLLI a YR aiu CA CA D Assigning Swashplate Mix to a Flight Mode s Rotate the roller to highlight the desired box at the bottom of the screen Press the roller to darken the box activating Swash Mix in that flight mode position You can highlight more than one flight mode position If all boxes are highlighted the C Mix function is always on If no boxes are highlighted the function is always off N Normal 1 Stunt 1 2 Stunt 2 H Hold M Mix Adjusting Swashplate Rates Rotate the roller to highlight the desired rate then press Rotate the roller to adjust the value You can reverse the direction of the slave channel with positive and negative
77. on to Adjust Note Pos Pos 0 in the center of the screen Move the switch displayed at the bottom of the screen to one of three positions from 0 1 2 When you make D R or Expo adjustments values are assigned and automatically active when the switch is in that position Pos 0 or 2 Chan Elevator Pos Pos 1 85 90 Expo 22 25 F To Select D R and Expo Values Confirm that the desired channel and switch position are selected Rotate the roller to highlight the D R or Expo value then press to access When the corresponding channel s control stick is centered both values are highlighted If you move the control stick to its endpoint only one value will be highlighted This allows the D R or Expo value in that direction only to change With the desired value selected rotate the roller to select D R Expo Chan Elevator Pos Pos 1 oh DIFFERENTIAL The Differential function provides precise adjustments of up down aileron travel of each aileron or elevon if Delta wing is activated Typically you can use Aileron differential to reduce unwanted yaw characteristics In aerobatic airplanes adjusting differential provides an axial roll minimum displacement of yaw during a roll You can program up to three Differential values and assign them to a switch Note that positive and negative differential is available however normally more up aileron travel is required than down ail
78. ould void the user s authority to operate the equipment This product contains a radio transmitter with wireless technology which has been tested and found to be compliant with the applicable regulations governing a radio transmitter in the 2 400GHz to 2 4835 GHz frequency range Antenna Separation Distance When operating your Spektrum transmitter please be sure to maintain a separation distance of at least 5 cm between your body excluding fingers hands wrists ankles and feet and the antenna to meet RF exposure safety requirements as determined by FCC regulations The illustrations below show the approximate 5 cm RF exposure area and typical hand placement when operating your Spektrum transmitter SPEKTRUM DX8 RADIO INSTRUCTION MANUAL COMPLIANCE INFORMATION FOR THE EUROPEAN UNION The following information is for item numbers SPM8800EU IE IT LT LU LV MT NL PL PT RO s fs x ul The following information is for item numbers SPM88001FR ar cz ev LV MT NL PL PT RO SE SI SK UK Declaration of Conformity in accordance with ISO IEC 17050 1 21550 No HH2010080203 Product s Item Number s Spektrum DX8 Transmitter SPM8800EU SPM88001FR Equipment class 2 The object of declaration described above is in conformity with the requirements of the specifications listed below following the provisions of the European R amp TTE directive 1999 5 EC EN 60950 Safety EN 300
79. plug the other end of the lead into the receivers DATA port NOTICE Route and secure the antenna away from any metallic or conductive materials to give the best range At this point the internal telemetry including the flight log data and the receiver pack voltage is fully functional Before continuing bind the system to the transmitter and confirm the telemetry system is functioning To Bind the Telemetry Module and Receiver 1 Press and hold the bind button on the side of the TM1000 telemetry module 2 While depressing the bind button power the receiver The main receiver all attached remote receivers and the TM1000 telemetry module will blink indicating the system is in bind mode 3 With the stick and switches in the desired failsafe positions normally low throttle and neutral sticks put the transmitter into bind mode Model 13 Hdl13 hncro Binding 4 he main screen displays the receiver type After several seconds the system connects and reverts to the main screen Model 13 Hdl13 ncro Binding costs ms SPEKTRUM DX8 RADIO INSTRUCTION MANUAL 5 From the main screen rotate the roller to access the telemetry screen and verify the flight log data and receiver voltage displays Telemetry 1b 3v lt pala auod Temp Temperature Voltage and Optional RPM Sensors The TM1000 includes a temperature and external voltage sensors Optional RPM sensors are available for Gas Glow
80. product for repair When calling Horizon you will be asked to provide your complete name street address email address and phone number where you can be reached during business hours When sending product into Horizon please include your RMA number a list of the included items and a brief summary of the problem A copy of your original sales receipt must be included for warranty consideration Be sure your name address and RMA number are clearly written on the outside of the shipping carton Notice Do not ship batteries to Horizon If you have any issue with a battery please contact the appropriate Horizon Product Support office Warranty Inspection and Repairs To receive warranty service you must include your original sales receipt verifying the proof of purchase date Provided warranty conditions have been met your Product will be repaired or replaced free of charge Repair or replacement decisions are at the sole discretion of Horizon Non Warranty Repairs Should your repair not be covered by warranty the repair will be completed and payment will be required without notification or estimate of the expense unless the expense exceeds 50 of the retail purchase cost By submitting the item for repair you are agreeing to payment of the repair without notification Repair estimates are available upon request You must include this request with your repair Non warranty repair estimates will be billed a minimum of 1 hour of la
81. red rates then rotate the roller to adjust the value Note that positive and negative values reverse the direction of the mix Press the roller to accept the rate Mix AIL gt RUD C L RUD Coe Right 13 Left GER C Verify the aileron to rudder mix is working properly and in the correct direction by placing the active switch in the active position and moving the aileron stick noting the rudder position If the rudder moves in the opposite direction than desired the opposite value positive vs negative value is needed Note the Elevator to Flap mix operates in the same fashion as alieron to rudder mix PROGRAMMABLE MIXES Programmable mixes allow any channel to be mixed to any other channel or to itself Popular programmable mixes include rudder to steerable nose wheel dual rudder mix dual elevator mix rudder to aileron and rudder to elevator mix for knife edge correction SPEKTRUM DX8 RADIO INSTRUCTION MANUAL To Access Programmable Mixes 1 thru 6 With the Elevator to Flap mix screen displayed rotate the roller to highlight Ele Flp then press the roller Now rotate the roller to select programmable Mix 1 2 3 4 5 or 6 and press the roller The Mix screen appears To Select Master and Slave Channels The Master channel is the controlling channel The slave is the channel the master will be mixed to The slave channel will follow the master channels input based on the rate that is progr
82. s is provided if you want to use temperature and voltage sensors simultaneously RPM optional sensor sold separately Two RPM sensors are available SPMA9569 for nitro and gas engines SPMA95658 for brushless electric motors Engine RPM Sensor The optional engine RPM sensor mounts inside the backplate of aircraft engines The sensor picks up the crankpin as the engine rotates giving accurate RPM Additionally you can use this sensor as an RPM pickup on any rotating gear collar or shaft that has a steel setscrew or other magnetic metal by locating the sensor within 5 mm of the rotating steel object Note On some engines you may need to space the sensor further away from the backplate The sensor picks up the crankpin only on some engines if the sensor is too close it will not distinguish the crankpin from the crank weight Installation Install the backplate sensor in the backplate Install the connector into the RPM port in the TM1000 Testing Turn the transmitter and receiver on and scroll to the RPM telemetry screen Rotate the engine rapidly and the RPM should register on the screen The RED LED on the TM1000 indicates the sensor is picking up properly You may need to adjust the sensors position to optimize the pickup Move the sensor closer or farther away until you have a reliable RPM pickup SPEKTRUM DX8 RADIO INSTRUCTION MANUAL 19 Electric RPM Sensor The optional electric RPM sensor is d
83. spring for elevator and the friction straps for throttle must be engaged on the appropriate gimbal and throttle limiting wedges must be swapped otep 1 Carefully pull back the rear grips and side rubber panels and unscrew the six Phillips head screws shown otep 2 Remove the back case noting that a wire harness connects the back to the main case Carefully set the main case to the left side of the transmitter being careful not to damage the wire harness Cages are pictured in white for clarification The cages in your transmitter are black Changing Throttle Friction from One Gimbal to Another otep 3 Locate the silver throttle friction straps on both gimbals Two straps are located on each gimbal One strap engages a serrated section on the gimbal giving a ratcheted throttle feel while the other strap engages a smooth section on the gimbal giving a smooth friction feel SPEKTRUM DX8 RADIO INSTRUCTION MANUAL Note Cages have been removed for clarity Step 4 Locate the gimbal that currently has the throttle friction engaged mode 2 is the right gimbal from the rear Unscrew the silver throttle tension screw until the friction strap is no longer in contact with the friction portion of the gimbal The gimbal should now move freely Now on the opposite gimbal locate the friction strap you desire ratcheted or smooth Screw in the corresponding screw until the throttle tension Starts to engage Note Cages have
84. ted channel For example if you increase Pitch value the travel of all three servos that control pitch will increase If you increase aileron the aileron and pitch servos will increase Increasing or decreasing this value affects the travel of that function and not the individual servo Note Negative and positive swashplate values are available To achieve the correct travel direction for Aileron Elevator and Pitch first use the reversing function to set the servo direction on the aileron elevator and pitch channels Do this so that when an aileron input on the transmitters stick tilts the swashplate right and left an elevator input tilts the swashplate fore and aft and a pitch input raises and lowers the swashplate You synchronize the outputs with this function Then you can adjust swashplate values positively or negatively to achieve the overall correct travel direction for aileron elevator and pitch To Access the Swashplate Function With the transmitter on and the main or telemetry screen displayed press the roller The Function list displays Thrattle Cut Thrattle Curve To adjust a Swashplate Value Highlight the desired function Aileron Elevator or Pitch then press the roller to access Rx co E Ring Inh Rotate the roller to change the Swashplate value noting that positive and negative values are available Press the roller to accept Repeat the above process for all three cyclic inputs aileron elevator and p
85. the original DSM AR600 receiver ITEMS INCLUDED DX8 transmitter AR8000 8 channel receiver Power supply w adaptors Decal sheet 12V DC Power Supply Neckstrap Neckstrap SD card Bind Plug 1000 telemetry module Voltage sensor Temperature sensor Data lead Telemetry Y Harness Decal sheet DX8 instruction manual Programming Guide 2 0mm L hex wrench 2 5 Telemetry Data Lead Temperature Sensor 2 9 Telemetry Y harness 16MB SD Card Telemetry module TM1000 SPEKTRUM DX8 RADIO INSTRUCTION MANUAL om CHARGING YOUR TRANSMITTER The DX8 features a built in multi chemistry charger designed to charge 4 cell NiMH and 2 cell LiPo batteries at a charge rate of 200mAh The charge jack on the right side of the transmitter is non polarity critical allowing you to use any type of 12 volt supply to charge the battery regardless of connector polarity Using the included SPMB2000NMTX NiMH battery pack you should plug the included 12 volt AC to DC power supply in for 10 to 12 hours to fully charge the battery N CAUTION Never plug in a peak detection or fast charger into your DX8 as this could damage the internal charge circuit Use only a 12V DC Source With the transmitter power turned off plug the included 12 volt power supply into a wall outlet Then plug the male charge plug into the charge jack The blue LED on the front of the transmitter will illuminate When charging the optional SPM
86. tle response sensitivity when hovering or torque rolling You can program a single curve switch to On or up to three curves and select them via a programmed switch The screen displays a graphic 5 point throttle curve on its left side to aid in selecting throttle curve values An Expo function is available that smoothes out the Throttle curve To Program the Throttle Curve Function With the transmitter on and the main or telemetry screen displayed press the roller The Function list displays Rotate the roller to highlight Throttle Curve then press the roller to access the Throttle Curve screen Selecting a Switch Rotate the roller to highlight Switch then press the roller to access the switch options Choose the desired switch to change to different throttle curves or select On if you want one curve to always be active F Switch Ele DFE Adjusting the Curve With the switch listed at the bottom of the screen in the position desired for this curve rotate the roller to highlight one of the five available throttle curve values Low 2596 5096 75 High Press the roller to access Rotate the roller to adjust the selected point to desired output Note the position on the graph at the left of the screen H Expo Inh zi Switch Ail Repeat this for all desired points Note if you select a switch position in Throttle Curve move the switch to the remaining position s and adjust the thrott
87. to access that value Now rotate to adjust the flap position value Note it is recommended that the flap switch position match the flap adjustment that is being adjusted This will allow you to observe the effects of the flap adjustment Flap System Flap Horm Oa Mid 29x 12x Land 85x 16 speed Horm Sw Flap Repeat this for all desired Flap and elevator positions Normal mid and land Adjusting the Flap Speed Rotate the roller to select Speed then press Now rotate the roller to adjust the flap speed Press the roller to accept The flap speed affects the flap and elevator compensation The flap and elevator will reach their flap positions at the same time Flap System Flap Elev Horm E Ga 12H Land 854 162 Speed Norm Sw Flap Mid 254 SWASHPLATE amp 4 The Swashplate screen adjusts the amount and direction of travel for the aileron elevator and pitch functions when you activate CCPM mixing in Swash Type see pages 15 16 This screen also allows an Expo function that compensates for the effect of the servo s rotation at extremes of travel E ring function also prevents servo over travel when simultaneous extreme aileron and elevator inputs are given Unless using a linear servo or a type of linkage that eliminates this effect you should turn on the Expo function when any CCPM mix is enabled Swashplate values increase or decrease the overall control travel of the selec
88. ts e Do not hesitate to ask for assistance in complying with these guidelines at the airport traffic control tower or air route traffic control center nearest the site of your proposed operation Information Provided By Director Air Traffic Service Federal Aviation Administration Washington D C Daily Flight Checks 1 Check the battery voltage on both the transmitter and the receiver battery packs Do not fly below 4 3V on the transmitter or below 9V on the receiver To do so can crash your aircraft Note When you check these batteries ensure that you have the polarities correct on your expanded scale voltmeter 2 Check all hardware linkages screws nuts and bolts prior to each day s flight Be sure that binding does not occur and that all parts are properly secured 3 Ensure that all surfaces are moving in the proper manner 4 Perform a ground range check before each day s flying session 5 Prior to starting your aircraft turn off your transmitter then turn it back on Do this each time you start your aircraft If any critical switches are on without your knowledge the transmitter alarm will warn you at this time 6 Check that all trim levers are in the proper location 7 All Servo pigtails and switch harness plugs should be secured in the receiver Make sure that the switch harness moves freely in both directions SPEKTRUM DX8 RADIO INSTRUCTION MANUAL WARRANTY AND REPAIR POLICY Warranty Perio
89. ut the alarm maintaining the RF link WARKING SYSTEM I5 INACTIVE NO RF OUTPUT WARNING The DX8 features a No RF output warning If the 2 4GHz band is full its possible that the DX8 may not be able to find open channels when the transmitter is first turned on If the transmitter finds no open channels a warning screen appears and will remain until the transmitter is able to find two open channels and transmit WARKING RF LINK BATTERY ALARM AND DISPLAY When the transmitter voltage drops below 4 3 volts Warning Low Battery will flash and an alarm sound If you are flying when this occurs land immediately WARNINGS LOW BATTERY PROGRAMMABLE ALARMS The DX8 features programmable alarms that warn of a potential unsafe switch or stick position when the transmitter is turned on In Acro mode programmable alarms include high throttle gear and mid and land flap positions while in helicopter mode warnings include high throttle Stunt 1 Stunt 2 and Hold If any of these switches or throttle stick position is in an unsafe position when the transmitter is turned on an alarm will sound the screen will display the offending switch position and the transmitter will not transmit a signal Moving the switch or stick to the desired position will clear the warning and normal operation will resume See page 18 for details on programming warnings WARHIHGS THROTTLE HIGH FLAPS LANDING POSITION AR8000 RECEIVER
90. vos are heavily loaded 2 With the current meter inline with the receiver battery lead load control surfaces while monitoring the current The maximum continuous recommended current for a single heavy duty servo battery lead is 3 amps ohort duration current spikes of up to 5 amps are acceptable If your system draws more than these currents you need to use multiple packs of the same capacity with multiple switches and multiple leads plugged into the receiver 3 If using a regulator perform tests for a 5 minute period A regulator may provide adequate short term power but this tests its ability to maintain voltage at significant power levels over time 4 For really large aircraft or complex models multiple battery packs with multiple switch harnesses are necessary No matter what power systems you choose always carry out test 1 Make sure the receiver is constantly provided with 4 8 volts or more under all conditions A CAUTION When charging any brand of NiMH battery pack make sure the battery is fully charged Due to the nature of peak charges and variations in charging rates heat development and cell types the capacity reading of a battery charged on a fast peak charger may only reach 8096 of its nominal value Use a charger that displays total charge capacity Note the number of mAh put into a discharged pack to verify the charge is at full capacity BINDING You must bind the receiver to the transmitter before the receiver wil
91. when giving rudder commanded mode 2 at full or low throttle When changing throttle position from right to left it s necessary to switch the throttle limiting wedges positions Using a Phillips screwdriver remove the throttle limiting wedges from their current position and reinstall them on the opposite gimbal Step 8 Reinstall the gimbal cages and upper circuit boards then the back of the transmitter Be careful not to pinch wires or the rubber side grips Tighten the 6 Phillips head screws then reinstall the rear and side grips PROGRAMMING CONVERSION When making a mode conversion the programming must also be changed and when changing throttle elevator positions the transmitter must be recalibrated in the systems setting screen To Access the System Settings Function Press and hold the roller while turning on the transmitter When System Setup appears on the screen release the roller The DX8 is now in System Setup Mode Highlight System Settings then press the roller to access the System Settings function The System Settings screen will appear To Select a Mode In the Systems Settings screen rotate the roller to highlight Mode then press the roller to select the Mode function System Settings User Mame John Adams Contrast 17 Mode 2 Region US 24 Language English Rotate the roller to select the desired mode then press the roller to accept the mode SPEKTRUM DX8 RADIO INSTRUCTION MANUAL When changing
92. y damage collateral damage and serious injury OR create a high probability of superficial injury WARNING Read the ENTIRE instruction manual to become familiar with the features of the product before operating Failure to operate the product correctly can result in damage to the product personal property and cause serious injury This is a sophisticated hobby product and NOT a toy It must be operated with caution and common sense and requires some basic mechanical ability Failure to operate this Product in a safe and responsible manner could result in injury or damage to the product or other property This product is not intended for use by children without direct adult supervision Do not attempt disassembly use with incompatible components or augment product in any way without the approval of Horizon Hobby Inc This manual contains instructions for safety operation and maintenance It is essential to read and follow all the instructions and warnings in the manual prior to assembly setup or use in order to operate correctly and avoid damage or serious injury N WARNING AGAINST COUNTERFEIT PRODUCTS Thank You for purchasing a genuine Spektrum Product Always purchase products from a Horizon Hobby Inc authorized dealer to ensure authentic high quality Spektrum product Horizon Hobby Inc disclaims all support and warranty with regards but not limited to compatibility and performance of counterfeit products or products claiming compatib
93. y noting any correlation between the aircraft s orientation and Frame Losses Do this for 1 minute The timer on the DX8 can be used here For giant scale aircraft tip the airplane up on its nose and rotate it 360 degrees for one minute then record the data Next place the airplane on its wheels and do a second test rotating the aircraft in all directions for one minute 6 After one minute release the trainer switch A successful range check will have recorded zero frame losses Scroll the Flight Log through the Antenna fades to evaluate the performance of each receiver Antenna fades should be relatively uniform If a specific antenna is experiencing a high degree of fades then that antenna should be moved to a different location T successful Advanced test will yield the following H 0 holds F 0 frame losses A B R L Antenna fades will typically be less than 100 It s important to compare the relative antenna fades If a particular receiver has significantly higher antenna fades 2 to 3X then the test should be redone If the same results occur move the offending receiver to a different location SPEKTRUM DX8 RADIO INSTRUCTION MANUAL USING A FLIGHT LOG OPTIONAL The Flight Log optional is compatible with the AR8000 receiver The Flight Log displays overall RF link performance as well as the individual internal and external receiver link data It also displays receiver voltage Using the Flight Log After a

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