INJORA T4DCM

INJORA T4DCM 4-Channel Compact Receiver Instruction Manual

Model: T4DCM | Brand: INJORA

Introduction

The INJORA T4DCM is a compact 4-channel receiver designed for use with micro scale RC cars. It offers stable performance and low power consumption, making it an ideal choice for small-scale remote control applications. This manual provides essential information for setting up, operating, and maintaining your T4DCM receiver.

Specifications

FeatureDetail
Part NumberT4DCM
Frequency2.4GHz
Channels4
Operating Voltage3-10V
GyroNone
Dimensions (L*W*H)21.5mm * 14.5mm * 6.8mm
MaterialComposite Material
CompatibilityINJORA T6DC, T6DCG, T6M Transmitters

The T4DCM receiver is designed for optimal performance in micro RC applications, offering a balance of compact size and reliable signal reception.

Package Contents

Upon opening your package, you should find the following items:

  • 1 x INJORA T4DCM Receiver
  • Adapter wires for connection
INJORA T4DCM Receiver and adapter wires
Image: INJORA T4DCM Receiver and included adapter wires.

Setup Instructions

1. Physical Installation

Due to its mini size, the T4DCM receiver is ideal for micro scale RC cars. Choose a secure location within your RC vehicle to mount the receiver, ensuring it is protected from vibrations and moisture. Ensure the antenna is positioned for optimal signal reception, away from large metal objects or carbon fiber components.

INJORA T4DCM Receiver installed in an RC car
Image: The compact T4DCM receiver installed in an RC car, connected to an ESC.

2. Wiring Connections

Connect the receiver to your Electronic Speed Controller (ESC) and other components (e.g., servos) using the provided adapter wires. The receiver features clearly labeled channels (CH1, CH2, CH3, CH4) and power (+/-) ports. Ensure correct polarity when connecting power.

INJORA T4DCM Receiver with adapter wires connected
Image: T4DCM receiver showing adapter wires connected to its channel ports.
Top view of INJORA T4DCM receiver showing channel labels and bind button
Image: Top view of the T4DCM receiver, highlighting the channel labels (CH1-CH4) and the 'BIND' button.

3. Binding with Transmitter

The T4DCM receiver must be bound to a compatible INJORA transmitter (T6DC, T6DCG, or T6M) to establish communication. Follow these general steps for binding:

  1. Ensure your transmitter is turned off.
  2. Connect a bind plug (not included, typically comes with the transmitter or ESC) to the 'BIND' port on the T4DCM receiver.
  3. Power on the RC vehicle (which powers the receiver). The receiver's LED should start flashing, indicating it's in binding mode.
  4. While holding the bind button on your INJORA transmitter, turn on the transmitter.
  5. The LED on the receiver should turn solid, indicating a successful bind.
  6. Release the bind button on the transmitter, then turn off both the transmitter and the RC vehicle.
  7. Remove the bind plug from the receiver.
  8. Turn on the transmitter first, then the RC vehicle. Test the controls to ensure proper functionality.

Refer to your specific INJORA transmitter's manual for detailed binding instructions, as the exact procedure may vary slightly.

Operating Instructions

Once successfully bound to your transmitter, the T4DCM receiver will translate the signals from your transmitter into commands for your RC vehicle's components. Always power on your transmitter before powering on your RC vehicle, and power off your RC vehicle before powering off your transmitter, to prevent loss of control.

  • Power On Sequence: Transmitter ON first, then RC vehicle ON.
  • Power Off Sequence: RC vehicle OFF first, then Transmitter OFF.
  • Range Check: Before operating your RC vehicle at a distance, perform a range check in a safe area to ensure reliable signal reception.

Maintenance

Proper maintenance will extend the lifespan of your T4DCM receiver:

  • Keep Dry: Avoid exposing the receiver to moisture or water. While compact, it is not waterproof unless explicitly stated or housed in a waterproof enclosure.
  • Cleanliness: Periodically clean the receiver and its connections with a soft, dry brush to remove dust and debris.
  • Secure Connections: Ensure all wires are securely plugged into the receiver and other components. Loose connections can lead to intermittent signal loss.
  • Antenna Care: Do not cut, bend sharply, or damage the antenna wire. Ensure it is routed away from moving parts and metal.
  • Temperature: Operate the receiver within reasonable temperature ranges. Extreme heat or cold can affect performance.

Troubleshooting

If you encounter issues with your T4DCM receiver, consider the following common solutions:

ProblemPossible Cause / Solution
Receiver LED not lighting up
  • No power to the receiver: Check power connections from ESC/battery.
  • Incorrect polarity: Ensure power wires are connected correctly (+ to +, - to -).
  • Damaged receiver: Contact support if all connections are correct.
Receiver not binding
  • Incorrect binding procedure: Review the "Binding with Transmitter" section and your transmitter's manual.
  • Bind plug not inserted correctly or faulty.
  • Transmitter not compatible: Ensure you are using a compatible INJORA T6DC, T6DCG, or T6M transmitter.
  • Transmitter too far from receiver during binding.
Loss of control / Glitching
  • Low battery in transmitter or RC vehicle.
  • Interference: Operate away from strong electrical noise sources.
  • Damaged antenna wire: Inspect the antenna for cuts or kinks.
  • Receiver too close to other electronics (e.g., ESC, motor) causing interference.
  • Out of range: Move closer to the RC vehicle.
Servos/ESC not responding
  • Incorrect channel connection: Ensure servos/ESC are plugged into the correct channels on the receiver.
  • Faulty servo/ESC: Test with another component if possible.
  • Transmitter settings: Check trim and sub-trim settings on your transmitter.

User Tips

While no specific user reviews or Q&A were provided, general tips for RC enthusiasts using compact receivers include:

  • Antenna Placement: For micro vehicles, careful antenna routing is crucial. Try to keep the antenna wire as straight as possible and away from carbon fiber or metal parts for best range.
  • Space Management: Utilize the compact size of the T4DCM to your advantage in tight chassis. Consider using double-sided foam tape for secure mounting and vibration dampening.
  • Power Source: Ensure your power source (ESC's BEC or separate battery) provides stable voltage within the 3-10V range to the receiver.

Warranty and Support

For warranty claims, technical support, or further assistance, please contact INJORA customer service through their official channels. Keep your purchase receipt as proof of purchase.

Manufacturer: INJORA Official Store

Website: Refer to INJORA's official website for the most up-to-date support information.

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