PROBLEM TO BE SOLVED: To provide an electronic endoscope system suitable for detecting the disconnection of the GND wire arranged in an electronic scope.SOLUTION: The electronic endoscope system is configured to include the electronic scope having a solid-state imaging element provided to the leading end thereof, a signal processing means for performing the transmission and reception of a signal with respect to the solid-state imaging element connected to the base end of the electronic scope, a plurality of signal cables for connecting the solid-state imaging element and the signal processing means, a measuring means for measuring the synthetic resistance value of the GND wires of a plurality of the signal cables and a disconnection detection means for detecting the disconnection of the GND wires on the basis of the measuring result of the measuring means.COPYRIGHT: (C)2012,JPO&INPIT【課題】電子スコープ内部に配線されたGND線の断線を検知するのに好適な電子内視鏡システムを提供すること。【解決手段】電子内視鏡システムを、先端に固体撮像素子を有する電子スコープと、電子スコープの基端と接続された、固体撮像素子との間で信号の送受信を行う信号処理手段と、固体撮像素子と信号処理手段とを接続する複数本の信号ケーブルと、複数本の信号ケーブルのGND線の合成抵抗値を計測する計測手段と、計測手段による計測結果に基づいてGND線の断線を検知する断線検知手段とから構成した。【選択図】図2
