T 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE Trm 2 1 T rm Sw2 3 Trm Sw3 Sw1 90478 90478 1 MT-4S User's Guide.
T R 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE GENERAL TABLE OF CONTENTS Introduction........................................................................................................2 Transmitter Battery Charging Options ...........................................11 Packaging...........................................................................................................2 Warnings if Using a LiPo or LiFe Battery Pack............................11 What's Included....................
T 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE SERVICE AND SUPPORT GENERAL If you have any questions or concerns, we're here to help. If you encounter a problem with your radio control system, first check the Troubleshooting Guide section on pages 71 and 72. If you require further help, please contact us directly. In North America Only: Telephone: 1-714-963-0329 Global Services Fax: 1-714-964-6236 18480 Bandilier Circle Email: service@airtronics.
T R 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 2.4GHZ FREQUENCY BAND PRECAUTIONS GENERAL • The 2.4GHz frequency band may be used by other devices, or other devices in the immediate area may cause interference on the same frequency band. Always before use, conduct a bench test to ensure that the servos operate properly. Also, conduct checks with the transmitter as distant as possible from your Model. • The response speed of the receiver can be affected if used where multiple 2.
T 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE GENERAL SYSTEM FEATURES • 4-Channel 2.
T R 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE TRANSMITTER OVERVIEW DIAGRAMS GENERAL Use the diagrams in this section to familiarize yourself with the layout of your transmitter. Descriptions of these features can be found in the Transmitter and Receiver Overview Diagram Descriptions section on pages 8 and 9. The transmitter antenna is mounted internally and is located in the vertical back portion of the carrying handle.
T R 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE GENERAL RECEIVER OVERVIEW DIAGRAMS Use the diagrams in this section to make receiver connections and to familiarize yourself with the RX-472 4-Channel 2.4GHz FH4T Super Response receiver included with the 90478 transmitter. Descriptions of the features can be found in the Transmitter and Receiver Features Descriptions section below and on the next page.
T 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE TRANSMITTER AND RECEIVER OVERVIEW DIAGRAM DESCRIPTIONS, CONTINUED.... GENERAL Auxiliary Lever: The Auxiliary Lever is programmable and will perform a different function depending on what function is assigned to it. For example, it can be used to control Auxiliary 1 Channel 3 or to control the Servo Speed function. BACK/CANCEL Key: Pressing the BACK/CANCEL Key returns the Programming Cursor to the previous menu.
T R 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE TRANSMITTER SAFETY ALARMS AND LED CONDITION INDICATORS GENERAL The 90478 transmitter is equipped with several different safety alarms to warn you of an abnormal transmitter condition. In addition, LED 1 and LED 2 can also be used to indicate various transmitter conditions. Audible Warning Alarms The audible alarms listed below may also be accompanied by an on-screen warning.
T 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE TRANSMITTER BATTERY OPTIONS GENERAL The 90478 transmitter's Operating Voltage Range is 4.0 to 9.6 volts. This allows you to use several different battery options (not included), depending on your preference. Alkaline - In the default configuration, the transmitter is designed to be powered using four 'AA' Alkaline batteries. This results in a transmitter that is lightweight and well-balanced for unmatched comfort.
T R 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE GENERAL THROTTLE TRIGGER POSITION ADJUSTMENT The position of the throttle trigger can be adjusted forward or backward to change the feel of the throttle trigger during use. Some users may prefer the throttle trigger positioned farther forward and some users my prefer the throttle trigger positioned farther back. It all depends on your personal preference.
T 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE THROTTLE TRIGGER AND STEERING WHEEL SPRING TENSION ADJUSTMENT GENERAL The spring tension of the throttle trigger and steering wheel can be adjusted to best suit the user. Some users may prefer the throttle trigger and/or steering wheel to feel 'firmer' and some users may prefer them to feel 'softer'. It all depends on your personal preference.
T R 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE GENERAL TOP SCREEN AND TELEMETRY SCREEN OVERVIEW Use the information in this section to familiarize yourself with the layout and different indicators and displays that comprise the Top Screen and Telemetry Screen. The Top Screen will always be displayed when you turn the transmitter ON, regardless of which screen was last displayed. TOP Screen: The Top Screen is displayed when you turn the transmitter ON.
T 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE GENERAL TOP SCREEN AND TELEMETRY SCREEN OVERVIEW, CONTINUED.... Receiver Voltage Display: Displays the current voltage of the receiver battery. RPM Display Monitor: Displays the current RPM from the RPM Sensor in graphical format. Servo Monitor Display: Displays the output levels of the four different channels in bar graph form, allowing you to monitor servo operation in a virtual manner.
T R 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE BINDING THE TRANSMITTER AND RECEIVER GENERAL The Binding function allows you to Bind the transmitter and receiver pair. When new, it is necessary to pair the transmitter and receiver to prevent interference from transmitters operated by other users. This operation is referred to as Binding. Once the Binding process is complete, the setting is remembered even when the transmitter and receiver are turned OFF.
T 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE PROGRAMMING MENUS OVERVIEW PROGRAM The Programming Menus allow you to program the various functions of the 90478 trans-mitter, in addition to being able to access the System Menu. 1) To access the various Programming Menus, turn the transmitter ON, then press the ENTER key (Push-Button Rotary Dial).
T R 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 01.CH-SET (CHANNEL SET) PROGRAM 4) Press the ENTER key to highlight the Programming Value in the upper right corner. 5) Scroll UP or DOWN to highlight the Programming Value you would like to change, then press the ENTER key to select it. The highlighted Programming Value will flash indicating you can change the Programming Value.
T 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 02.D /R (DUAL RATE) PROGRAM Adjusting the Steering Dual Rate Percentage Value: 1) From the Top Screen, press the ENTER key to open the Programming Menu list. 2) Scroll UP or DOWN to highlight the D/R menu, then press the ENTER key. The D/R menu will be displayed and [ST]:RATE 100% will be highlighted. 3) Press the ENTER key, then scroll UP or DOWN to increase or decrease the Steering Dual Rate percentage value.
T R 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 03.EPA (END POINT ADJUSTMENT) PROGRAM IMPORTANT: Before making End Point Adjustments, the servo horn needs to be centered. Install the servo horn onto the servo, making sure it's as close to being centered as possible, then use the Servo Sub-Trim function to center the servo arm exactly. For more information, see the Adjusting the Servo Sub-Trim Values section on page 41.
T 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 03.EPA (END POINT ADJUSTMENT) PROGRAM 3) From within the EPA menu, scroll DOWN to [TH]:EPA B100%. Press the ENTER key, then scroll UP or DOWN to increase or decrease the Throttle Brake End Point Adjustment percentage value. Increasing the percentage value will increase Throttle Brake servo travel in that direction and decreasing the percentage value will decrease Throttle Brake servo travel in that direction. EPA TH B setting range is 0% to 150%.
T R 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 04.CURVE (EXPONENTIAL AND ARC) PROGRAM Choosing the Channel: Exponential or Adjustable Rate Control percentage values can be adjusted from Mild through Linear to Quick to allow you to set the most effective control response for your model.
T 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 04.CURVE (EXPONENTIAL AND ARC) PROGRAM 1) From within the CURVE menu, scroll DOWN to highlight POINT 50%. Press the ENTER key, then scroll UP or DOWN to increase or decrease the Point percentage value. Increasing the Point percentage value will shift the Neutral Point to one side of center and decreasing the Point percentage value will shift the Neutral Point to the opposite side of center. CURVE POINT setting range is 5% to 95%.
R 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 05.SPEED (SERVO SPEED) PROGRAM Adjusting the Return to Neutral Speed Value: 1) From within the SPEED menu, scroll UP or DOWN to highlight the desired channel you would like to change the Return to Neutral Speed value for. Choose from either [ST]:RETURN 0 (Steering), [TH]:RETURN 0 (Throttle), [A1]:RETURN 0 (Auxiliary 1) or [A2]:RETURN 0 (Auxiliary 2). 2) Press the ENTER key, then scroll DOWN to decrease servo Speed in the Return to Neutral direction.
T 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 06.ALB (ANTI-LOCK BRAKING) PROGRAM 1) From the Top Screen, press the ENTER key to open the Programming Menu list. 2) Scroll UP or DOWN to highlight the ALB menu, then press the ENTER key. The ALB menu will be displayed and STROKE OFF will be highlighted. 3) Press the ENTER key, then scroll UP or DOWN to increase or decrease the Stroke percentage value.
T R 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 06.ALB (ANTI-LOCK BRAKING) PROGRAM Adjusting the Lag Value: The Lag value determines the amount of delay before the Anti-Lock Braking function Activates after reaching the POINT setting. 1) From within the ALB menu, scroll DOWN to highlight LAG 0.00s. Press the ENTER key, then scroll UP and DOWN to increase or decrease the Lag value.
T 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 08.AUX1 (AUXILIARY 1 CHANNEL 3 PROGRAMMING) PROGRAM The Auxiliary 1 Programming function allows you to program the six different Auxiliary Programming functions that are controlled by Auxiliary 1 Channel 3.
T R 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 08.AUX1 (AUXILIARY 1 CHANNEL 3 PROGRAMMING) PROGRAM POINT AUX (Point Auxliary) The Point Auxiliary function allows you to program the Auxiliary 1 servo to move up to 6 different Points along its travel, then cycle through those Points using one of the Trim Switches or the Rotary Dial. For example, if your model requires a separate 3-position or more switch to operate a feature, the Point Auxiliary function can be customized to control this.
T 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 08.AUX1 (AUXILIARY 1 CHANNEL 3 PROGRAMMING) PROGRAM 4WS MIX (Four Wheel Steering Mixing) The Four Wheel Steering Mixing function allows you to use Auxiliary 1 Channel 3 as a second steering channel, allowing you to use two separate steering servos for Front and Rear steering.
T R 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 08.AUX1 (AUXILIARY 1 CHANNEL 3 PROGRAMMING) PROGRAM Controlling the Four Wheel Steering Mixing Function: 1) In the default configuration, Auxiliary 1 is controlled by the Rotary Dial. Turn the Rotary Dial clockwise to cycle Forward through the Four Wheel Steering options (FRONT > REAR > NORMAL > REVERSE) and turn the Rotary Dial counter-clockwise to cycle Backward through the Four Wheel Steering options (REVERSE > NORMAL > REAR > FRONT).
T 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 08.AUX1 (AUXILIARY 1 CHANNEL 3 PROGRAMMING) PROGRAM The following Motor on Axle Mixing options can be programmed: OFF (Balanced) - When set to 100:100, power will be evenly distributed between the Front and Rear motors. FRONT Throttle (Burn) - When set to 0:100, power will only be distributed to the Rear motor (Burn). Power can be distributed proportionally between the Front and Rear motors from 0:100 to 99:100.
T R 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 08.AUX1 (AUXILIARY 1 CHANNEL 3 PROGRAMMING) PROGRAM Adjusting the Rate Percentage Value: The Rate percentage value defines how far the Auxiliary 1 servo travels relative to either the Steering servo or the Throttle servo. The Master channel (either Steering Channel 1 or Throttle Channel 2) always controls the Slave channel (Auxiliary 1 Channel 3). 1) From the Top Screen, press the ENTER key to open the Programming Menu list.
T 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 08.AUX1 (AUXILIARY 1 CHANNEL 3 PROGRAMMING) PROGRAM Changing CODE Auxiliary Values: 1) From the Top Screen, press the ENTER key to open the Programming Menu list. 2) Scroll UP or DOWN to highlight the AUX1 menu, then press the ENTER key. The AUX1 CODE menu will be displayed. 3) Press the ENTER key to open the AUX1 CODE menu. A1CODE1:CODE1 > 0 will be highlighted. 4) Scroll UP or DOWN to highlight the desired CODE Auxiliary value you would like to change.
T R 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 09.AUX2 (AUXILIARY 2 CHANNEL 4 PROGRAMMING) PROGRAM The Auxiliary 2 Programming function allows you to program the six different Auxiliary Programming functions that are controlled by Auxiliary 2 Channel 4.
T 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 09.AUX2 (AUXILIARY 2 CHANNEL 4 PROGRAMMING) PROGRAM POINT AUX (Point Auxliary) The Point Auxiliary function allows you to program the Auxiliary 2 servo to move up to 6 different Points along its travel, then cycle through those Points using one of the Trim Switches or the Rotary Dial. For example, if your model requires a separate 3-position or more switch to operate a feature, the Point Auxiliary function can be customized to control this.
T R 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 09.AUX2 (AUXILIARY 2 CHANNEL 4 PROGRAMMING) PROGRAM 4WS MIX (Four Wheel Steering Mixing) The Four Wheel Steering Mixing function allows you to use Auxiliary 2 Channel 4 as a second steering channel, allowing you to use two separate steering servos for Front and Rear steering.
T 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 09.AUX2 (AUXILIARY 2 CHANNEL 4 PROGRAMMING) PROGRAM Controlling the Four Wheel Steering Mixing Function: 1) In the default configuration, Auxiliary 2 is controlled by the Auxiliary Lever, however, we suggest re-assigning this function to the Rotary Dial or one of the Trim Switches to make it easier to adjust while driving.
T R 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 09.AUX2 (AUXILIARY 2 CHANNEL 4 PROGRAMMING) PROGRAM The following Motor on Axle Mixing options can be programmed: OFF (Balanced) - When set to 100:100, power will be evenly distributed between the Front and Rear motors. FRONT Throttle (Burn) - When set to 0:100, power will only be distributed to the Rear motor (Burn). Power can be distributed proportionally between the Front and Rear motors from 0:100 to 99:100.
T 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 09.AUX2 (AUXILIARY 2 CHANNEL 4 PROGRAMMING) PROGRAM Adjusting the Rate Percentage Value: The Rate percentage value defines how far the Auxiliary 2 servo travels relative to either the Steering servo or the Throttle servo. The Master channel (either Steering Channel 1 or Throttle Channel 2) always controls the Slave channel (Auxiliary 2 Channel 4). 1) From the Top Screen, press the ENTER key to open the Programming Menu list.
T R 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 09.AUX2 (AUXILIARY 2 CHANNEL 4 PROGRAMMING) PROGRAM Changing CODE Auxiliary Values: 1) From the Top Screen, press the ENTER key to open the Programming Menu list. 2) Scroll UP or DOWN to highlight the AUX2 menu, then press the ENTER key. The AUX2 CODE menu will be displayed. 3) Press the ENTER key to open the AUX2 CODE menu. A2CODE1:CODE1 > 0 will be highlighted. 4) Scroll UP or DOWN to highlight the desired CODE Auxiliary value you would like to change.
T 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 10.TRIM (TRIM AND SERVO SUB-TRIM) PROGRAM The Trim function allows you to view the currently programmed Trim value of each of the four channels and, if desired, allows you to change the Trim values using the Push-Button Rotary Dial from within the Trim menu. In addition to the Trim function, the Servo Sub-Trim function allows you to fine-tune the Neutral position of each servo.
T R 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 10.TRIM (TRIM AND SERVO SUB-TRIM) PROGRAM 1) From within the TRIM menu, scroll UP or DOWN to highlight the desired channel you would like to change the Trim value for. Choose from either [ST]:[TRIM] 0 (Steering), [TH]:[TRIM] 0 (Throttle), [A1]:[TRIM] 0 (Auxiliary 1) or [A2]:[TRIM] 0 (Auxiliary 2). 2) Press the ENTER key, then scroll UP or DOWN to increase or decrease the Trim value in the desired direction.
T 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 12.TIMER (TRACK TIMERS) PROGRAM The Track Timers function features three different Timers. Timers are provided for measuring Lap Times, Interval Times, and Countdown Times. Timers are displayed in the following format: 00:00.00 (Minutes:Seconds.1/100th of a Second). In the default configuration, Push-Button Switch Sw2 controls the selected timer. The selected timer is also displayed on the Top Screen in the following format: 00:00 (Minutes:Seconds).
T R 90478 2.4GHZ FH4T RADIO SYSTEM USER'S GUIDE 12.TIMER (TRACK TIMERS) PROGRAM Starting the Lap Timer: 1) In the default configuration, Push-Button Switch Sw2 controls the Lap Timer. Press and HOLD the Push-Button Switch for 3 seconds. An audible double-tone will sound and LAP will flash on the Top Screen indicating the Lap Timer is in Stand-by. To start the Lap Timer, press the Push-Button Switch a second time or pull the Throttle Trigger.
