The Lan Yun S3 HUD manual explains installation, power‑on operation, Bluetooth app connection, PC upgrade, and service terms for the smart Beidou safety…
This manual provides step‑by‑step instructions for installing the S3 HUD device, including connecting the power line, routing the cable, and positioning the unit on the steering‑wheel dashboard. It also describes the power‑on sequence, satellite acquisition, and voice prompts that indicate successful positioning.
Additional sections cover Bluetooth pairing via the WeChat mini‑program, PC firmware upgrades using a USB data cable, and detailed service and warranty information. Users can adjust settings such as volume, speed compensation, and warning thresholds through the app. This manual is written in Chinese.
| Voice warning range | 200–800 m |
|---|---|
| Satellite positioning | Beidou, fast acquisition |
| Installation type | Plug‑and‑play, no configuration required |
Turn on Bluetooth, open WeChat and scan the QR code or search for “蓝云 电子狗” to pair the device, then select the device in the app.
Place the device outside the car window and wait about 5–10 minutes for the satellite signal to acquire.