The excrescent indicator is bright, output 1.May be lead to flow a protection, please turn off machine, needing an excrescent indicator to destroy to re- switch on again can recover normally.

异常指示灯亮，无输出 1． 可能是过流保护，请关掉机器，待异常指示灯灭掉再重新开机可恢复正常。