SmartChamber-3D
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Home
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  • English
  • 简体中文
  • Introduction
  • Hardware

    • Source Files
    • PCB Fabrication
    • Bill of Materials (BOM)
    • Soldering Assistant

      • Main Control Board
      • Heater Board
    • Assembly Instructions
    • Hardware wiring diagram
  • Software

    • Function Description
    • Firmware Download
    • Firmware Flashing
    • Firmware activation
  • 3D printed parts

    • Introduction
    • Bill of Materials (BOM)
    • Main Frame Installation
    • Modules

      • Module – Source Files
      • Module – Main Controller
      • Module – Exhaust Fan
      • Module – Power Input
      • Module – Drawer
      • Module – Pegboard
      • Module – Blank
      • Module - LOGO
  • ⭐FAQ
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Assembly Instructions

Main Control Board

  1. MX1.25 2P: Connect the mainboard cooling fan. Pay attention to the polarity (+/−).

  2. MX1.25 4P: Connect the AHT20 sensor module. Pay attention to the wire order.

  3. MX1.25 2P: Connect the heater plate NTC thermistor. Polarity does not matter.

  4. MX1.25 3P: Connect the PIR motion sensor module. Pay attention to the wire order.

  5. PH2.0 2P: Connect the heater fan. Pay attention to the polarity (+/−).

  6. ZH1.5 2P: Connect the LED strip. Pay attention to the polarity (+/−).

  7. XH2.54 2P / 2510 4P: Connect either a 2-wire or 4-wire exhaust fan (choose one).

    • 4-wire fans use PWM speed control.
    • 2-wire fans use DC voltage control.
    • 4-wire fans are recommended.
  8. XT30: Connect the heater plate. Polarity does not matter.

  9. XT60: Power input. Pay attention to the polarity (+/−).

  10. Configure the LED strip supply voltage (12V / 24V selectable). Solder the corresponding jumper pads according to your selected voltage. Do not solder both voltage pads at the same time.

  11. Configure the exhaust fan supply voltage (12V / 24V selectable). Solder the corresponding jumper pads according to your selected voltage. Do not solder both voltage pads at the same time.

PIR Module

  1. Set the jumper to H mode.
  2. Turn the sensitivity adjustment clockwise to the maximum.
  3. Turn the delay time adjustment counter-clockwise to the minimum.
Last Updated: 3/1/26, 6:32 AM
Contributors: physton
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Hardware wiring diagram
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