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To reset the product to the factory default settings:
1. Disconnect power from the product.
2. Press and hold the control button and reconnect power
3. Keep the control button pressed for 15–30 seconds until the status LED indicator flashes amber
把電源/POE斷開，然后按住那個按鍵，再接上POE供電，直到燈閃爍之后松開按鍵.