Yyk525 User Manual Exclusive //free\\ [WORKING]
Go to product viewer dialog for this item. is a professional Bluetooth 5.1 business headset designed for hands-free calling during driving, office work, or sports. It features an ergonomic ear-hook design with a 180° rotatable earpiece, allowing it to be worn comfortably on either the left or right ear. Quick Setup & Pairing Guide To pair the
| Code | Display Text | Meaning | Exclusive Fix |
| :--- | :--- | :--- | :--- |
| E-01 | Input Over-Voltage | Input > 28V | Get a regulated 24V supply. |
| E-07 | Reverse Polarity | Battery cables swapped | The YYK525 has MOSFET protection; simply reverse the leads. No damage. |
| E-12 | Thermal Throttle | Internal temp > 70°C | Improve airflow. The fan curve is linear; it spins up at 65°C. |
| E-24 | Ground Loop Detected | USB data ground conflict | Use an isolated USB hub. This is exclusive to the Pro variant. |
| E-88 | EEPROM Corrupt | Settings lost | Enter Factory Reset via the hidden menu: Power off, then Power on + Triple-tap FN. | yyk525 user manual exclusive
Reset the Headset: While the headset is OFF, press and hold the ON/OFF key for 8 seconds. Place it back in the charging case to complete the reset cycle. Technical Specifications Bluetooth Version: 5.1 + EDR Go to product viewer dialog for this item
PC/Laptop Connection: Open Settings > Bluetooth & devices, select "Add device", and choose the headset from the discovered list. Control Functions (MFB Button) Quick Setup & Pairing Guide To pair the