IntroductionOverviewTo修復手機錯誤或添加新功能,設備可能需要
為了修復電話錯誤或添加新功能,設備可能需要升級到更新的韌體版本。
適用產品:具有USB連接埠的電話
適用版本:對應型號支援的所有韌體版本
① 一台BX4U電話連接到交換器,並且能夠自動取得IP位址。
② 一台設定用PC連接到同一台交換器,並具有對電話的網路存取權限。

適用型號:BX4U/BX5U/BX6U/BX7c/BX7/BX210/BX210i
升級檔案格式:.z檔案
2.1.1 檢查當前硬體版本並下載匹配的韌體
點擊“選單” -- “狀態” -- “設備”以檢查電話硬體版本。
2.1.2 準備USB隨身碟
將韌體套件複製到USB隨身碟。升級套件必須是.z或.zip格式。此外,USB隨身碟必須格式化為FAT32。
將USB隨身碟插入電話的USB連接埠。
2.1.3 進入POST模式並開始升級
打開電話電源。當電源指示燈閃爍3次時,持續按下#鍵,直到螢幕上出現POST。
輸入*#167,螢幕將顯示升級提示。
升級成功完成後,螢幕將顯示成功訊息。

對於X7A,透過USB隨身碟升級時,必須先將韌體檔案重新命名為fv_update.zip,然後再將USB隨身碟連接到電話。電話會自動偵測升級檔案並提示升級。請注意,對於Android系列電話,韌體檔案必須是.zip格式,且USB隨身碟也必須格式化為FAT32。
2.2.1 將韌體檔案下載到USB隨身碟並重新命名為fv_update.zip
2.2.2 將USB隨身碟插入電話USB連接埠
2.2.3 插入USB隨身碟後,電話自動偵測升級檔案並顯示“載入中”
2.2.4 電話偵測到升級檔案並提示升級

2.2.5 電話開始升級
2.2.6 電話顯示升級完成訊息
2.2.7 重新啟動後,當前版本與目標升級版本匹配,這表示升級已生效
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