Hechuangweishi D7W Smart Pen: Device Setup Guide
Step 2: Add Device (Using Model Q2 as an Example)
As shown in Picture 1: When the device is plugged into the power supply, the blue indicator light begins to flash slowly. Then, press and hold the Reset key to reset the device, and following this, the blue indicator light will start flashing rapidly.
Picture 1 Description: The device is shown, highlighting its reset key and indicator light.
As shown in Picture 2: Turn on Bluetooth ⚙️, then open the "V720" app. Wait for the pop-up window to appear when a new device is found, and click to bind the device. (If no new device pop-up window appears, please click the [plus icon] in the upper right corner of the home page to add a device.)
Picture 2 Description: The mobile app interface is displayed, showing Bluetooth settings and the 'Discover devices to be added' screen with options like 'AP direct' and 'Add device' [Add device button]. A close icon [close icon] is also visible.
The image shown here is just one of our products. For specific product you bought, please see the product interface page that came with the product.
Wi-Fi Configuration
As shown in Picture 3: Select or enter the Wi-Fi network you want to configure and fill in the password. (Note: Only the 2.4GHz frequency band is supported ✔️.)
Picture 3 Description: The Wi-Fi selection screen within the app is illustrated. It indicates that the device only supports the 2.4GHz Wi-Fi connection and shows fields for network name (e.g., HCD603) and password. A 5GHz option is shown with a cross [5GHz ❌]. A 'Next step' button [Next step button] is present.
As shown in Picture 4: Wait for the device to be bound successfully.
Picture 4 Description: A confirmation screen indicating 'added complete' is shown.
AP Mode
Repeat the steps from the first step to add a device.
As shown in Picture 5: Turn on the Wi-Fi on your mobile phone and connect to the Wi-Fi hotspot starting with "Nax_".
Picture 5 Description: The mobile phone's Wi-Fi settings are depicted, showing a connection to a hotspot named 'Nax_10A9FF00016C'.
As shown in Picture 6: Return to the 'V720' app and refresh the drop-down list. When the device appears, it means the short-range mode connection is successful.
Picture 6 Description: A mobile phone screen showing a video playback interface is displayed.
Matters Needing Attention
This product can work within a temperature range of -10°C to 50°C (14°F to 122°F). Please avoid using this product in environments with extreme temperatures, either too high or too low.
This product is a precision electronic product. Please do not use this product in environments that are excessively wet or where water may enter the product.
To better use this product, please avoid placing it near glass and other interfering objects, as this can cause the picture to be overly bright and may also affect the night vision.
Please ensure that this product is installed within the range of Wi-Fi signal coverage, and placed as far as possible from the microwave oven or other appliances that may affect the signal.
The image shown here is just one of our products. For specific product you bought, please see the product interface page that came with the product.
FCC Caution
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.
Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment.
NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation.
If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
- Reorient or relocate the receiving antenna.
- Increase the separation between the equipment and receiver.
- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
- Consult the dealer or an experienced radio/TV technician for help.
The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition without restriction.
