1. Introduction
This manual provides detailed instructions for the proper installation, operation, and maintenance of your MACHSWON Car Dash Cam DVR Recorder, Model H84200P+J. Please read this manual thoroughly before using the device to ensure optimal performance and to prevent any damage.
Important Safety Information:
- Ensure the dash cam is installed in a location that does not obstruct the driver's view or interfere with vehicle controls.
- Do not attempt to operate or adjust the dash cam settings while driving. Always pull over to a safe location before making any adjustments.
- Use only the provided car charger and USB cable. Using unauthorized accessories may damage the device and void the warranty.
- The dash cam is designed to be powered by the car charger during operation. The built-in battery is for short-term emergency use or settings retention, not continuous operation.
2. Package Contents
Please verify that all items listed below are included in your package:
- 1 x MACHSWON HD 1080P Car DVR
- 1 x USB Cable
- 1 x Car Charger
- 1 x Suction Bracket
- 1 x User Manual
Note: A Class 10 TF Micro-SD card (up to 32GB) is required for recording and is not included in the package. Please purchase separately.

Image: Contents of the MACHSWON Car Dash Cam package, including the dash cam, car charger, USB cable, and suction bracket.
3. Product Overview
Familiarize yourself with the various components and controls of your dash cam:

Image: Front and rear view diagram of the MACHSWON Car Dash Cam, highlighting key components such as the camera lens, 2.4-inch screen, TF slot, USB port, and control buttons.
Component List:
- Camera Lens: Captures video footage.
- Speaker: For audio playback and system sounds.
- MIC: Built-in microphone for audio recording.
- UP/DOWN Buttons: Navigate menu options.
- Mode Button: Switches between video, photo, and playback modes.
- Menu Button: Accesses system settings.
- OK Button: Confirms selections and starts/stops recording.
- Power Button: Turns the device on/off manually (when not connected to car power).
- TF Slot: For inserting the Micro-SD memory card.
- LED Light: Indicator for device status.
- Car Holder: Connection point for the suction bracket.
- USB Port: For power supply and data transfer.
- 2.4-inch Screen: Displays live view, recorded footage, and menu options.
- Emergency Lock Button: Manually protects the current recording from being overwritten.
4. Setup
4.1. Memory Card Installation
- Ensure the dash cam is powered off.
- Locate the TF slot on the side of the dash cam.
- Insert a Class 10 Micro-SD card (maximum 32GB) into the slot until it clicks into place.
- To remove, gently push the card in until it springs out.
Note: It is recommended to format the memory card within the dash cam's settings menu before first use and periodically thereafter to ensure stable recording.
4.2. Mounting the Dash Cam
- Clean the desired area on your windshield thoroughly to ensure a strong suction.
- Attach the suction bracket to the windshield by pressing firmly and flipping the lever to secure it.
- Slide the dash cam onto the car holder of the suction bracket until it locks into place.
- Adjust the camera angle to ensure a clear view of the road ahead, avoiding obstruction from the rearview mirror or sun visor.
4.3. Power Connection
- Connect the small end of the car charger cable to the USB port on the dash cam.
- Plug the larger end of the car charger into your vehicle's 12V power outlet (cigarette lighter socket).
- Route the cable neatly along the windshield and dashboard to avoid interference with driving.
5. Operating Instructions
5.1. Automatic Power On/Off
When connected to the car charger, the dash cam will automatically power on and begin recording when your vehicle starts. It will automatically power off a few seconds after your vehicle is turned off.
5.2. Manual Power On/Off
To manually power on the device, press and hold the Power button. To manually power off, press and hold the Power button again.
5.3. Recording Modes
- Video Recording: The default mode. The dash cam continuously records video in segments (e.g., 1, 3, or 5 minutes) as set in the menu.
- Photo Mode: Press the Mode button to switch to photo mode. Press the OK button to take a still picture.
- Playback Mode: Press the Mode button to switch to playback mode. Use the UP/DOWN buttons to browse recorded videos or photos, and press OK to play/view.
5.4. Loop Recording
The dash cam supports seamless loop recording. When the memory card is full, the oldest unlocked video files will be automatically overwritten to make space for new recordings. This ensures continuous recording without manual intervention.
5.5. G-Sensor (Emergency Lock)
The built-in G-sensor detects sudden impacts or rapid acceleration/deceleration. When triggered, the current video segment is automatically locked and saved to a protected folder, preventing it from being overwritten by loop recording. The sensitivity of the G-sensor can be adjusted in the settings menu.
You can also manually lock a recording by pressing the Emergency Lock button during recording.
5.6. Super Night Vision
The dash cam is equipped with super night vision technology, enhancing clarity and detail in low-light conditions, ensuring clear recordings even at night.
5.7. Motion Detection
When enabled in the settings, the dash cam will automatically start recording if it detects motion in its field of view while the vehicle is parked. This feature requires continuous power supply (e.g., via a hardwire kit, not included) to function when the vehicle is off.
6. Settings Menu
To access the settings menu, press the Menu button. Use the UP and DOWN buttons to navigate through the options, and press the OK button to select or confirm a setting. Press Menu again to exit the settings.
Common Settings:
- Resolution: Adjust video recording quality (e.g., 1080P, 720P).
- Loop Recording: Set the duration of video segments (e.g., Off, 1 min, 3 min, 5 min).
- G-Sensor Sensitivity: Adjust the sensitivity of impact detection (Low, Medium, High, Off).
- Motion Detection: Enable or disable motion-activated recording.
- Date/Time: Set the correct date and time for accurate timestamps on recordings.
- Audio Recording: Enable or disable microphone recording.
- Format: Erase all data on the Micro-SD card.
7. Maintenance
7.1. Cleaning
- Regularly clean the camera lens with a soft, lint-free cloth to ensure clear video quality.
- Wipe the screen and body of the dash cam with a dry or slightly damp cloth. Do not use harsh chemicals or abrasive cleaners.
7.2. Memory Card Care
- Periodically format the Micro-SD card (e.g., once a month) using the dash cam's menu to prevent data corruption and maintain optimal recording performance.
- Avoid removing the memory card while the device is powered on or recording to prevent data loss or card damage.
7.3. Storage
When not in use for extended periods, store the dash cam in a cool, dry environment, away from direct sunlight and extreme temperatures.
8. Troubleshooting
If you encounter issues with your dash cam, please refer to the following common problems and solutions:
| Problem | Possible Cause / Solution |
|---|---|
| Dash cam not turning on |
|
| Recording issues (freezing, audio only, corrupted files) |
|
| Dash cam falling off windshield |
|
| Poor video quality |
|
| Dash cam does not stay on after car is off |
|
9. Specifications
Below are the technical specifications for the MACHSWON Car Dash Cam DVR Recorder:
| Feature | Specification |
|---|---|
| Brand | MACHSWON |
| Model Name | RM (H84200P+J) |
| Video Capture Resolution | 1080p (1920x1080P) / 720P at 30fps |
| Screen Size | 2.4 Inches |
| Field Of View | 140 Degrees (Real Angle of View: 170 Degrees) |
| Optical Sensor Technology | CMOS |
| Flash Memory Type | TF, microSD (Class 10 Recommended) |
| Max Flash Memory Supported | 32 GB |
| Special Features | G-Sensor, Super Night Vision, Motion Detection, Loop Recording |
| Connectivity Technology | USB |
| Mounting Type | Suction Mount |
| Video Format | AVI |
| Picture Resolution | 2560*1920 / 1280*720 / 848*480 / 640*480 / 320*240 (JPG) |
| Control Method | Buttons |
| Power Source | Car Charger (3.7V built-in battery for emergency/settings) |
10. Warranty and Support
For warranty information, technical assistance, or customer support regarding your MACHSWON Car Dash Cam DVR Recorder, please refer to the documentation provided at the point of purchase or contact your retailer. You may also visit the official MACHSWON website for further support resources.