Çíà÷èòü òàê,îòïàÿë D602,ïðèïàÿë 1N4148,íå ïîìîãëî,ðåøèë îòïàÿòü D601,ïðèïàÿòü 1N4148,òîæå íå ïîìîãëî,è òàê,è ñÿê ïðèïàÿë,áåçðåçóëüòàòíî.