||Led number||Color||Working state||Description|| ||LED1||Green||ON||Power good|| ||LED2||Green||ON||Power good|| ||LED3||Green||ON||SFP0 link present & its activity|| ||LED4||Orange||OFF||SFP0 link error|| ||LED5||Green||ON||SFP1 link present & its activity|| ||LED6||Orange||OFF||SFP1 link error|| ||LED7||Green||ON||SFP0 detected|| ||LED8||Green||ON||SFP0 sync acquired|| ||LED9||Orange||OFF||unused|| ||LED10||Red||OFF||SFP0 link error|| ||LED11||Green||ON||SFP1 detected|| ||LED12||Green||ON||SFP1 sync acquired|| ||LED13||Orange||OFF||unused|| ||LED14||Red||OFF||SFP1 link error|| ||LED15||Green||ON||Clock MUX OK|| ||LED16||Green||ON with TTC clock||Clock scource|| ||LED17||Orange||OFF with TTC clock||TTC link sync error|| ||LED18||Red||OFF||Reset or system error||