英语翻译请帮忙翻译下列内容,1.线路板更换：先拔下线路板上的J1,J2,J3接线插头,然后取下固定线路板的四个螺钉,就可取下线路板进行更换,更换后把四个螺钉拧紧,把J1,J2,J3插上,线路板更换完

Question

英语翻译
请帮忙翻译下列内容,
1.线路板更换：先拔下线路板上的J1,J2,J3接线插头,然后取下固定线路板的四个螺钉,就可取下线路板进行更换,更换后把四个螺钉拧紧,把J1,J2,J3插上,线路板更换完成
2.变压器更换：把变压器联线取下,把固定变压器的螺钉取下,注意放好螺母,把变压器换上,螺钉螺母把变压器固定,按说明书上的线路图上的线号进行连接,变压器上同种颜色的两根线连接时可以互换,（变压器上YE颜色线对应41,42,BU颜色线对应43,44）

Answer 1

以下翻译请绝对放心采用.
1.线路板更换：先拔下线路板上的J1,J2,J3接线插头,然后取下固定线路板的四个螺钉,就可取下线路板进行更换,更换后把四个螺钉拧紧,把J1,J2,J3插上,线路板更换完成
1.Replacement of circuit board:Unplug J1,J2,and J3 first from the circuit board,then remove the four screws for fixing the circuit board,the circuit board can be removed and replaced now.After a new circuit board is put in place it is fixed by tightening four screws,then plug in J1,J2,and J3,the replacement is completed.
2.变压器更换：把变压器联线取下,把固定变压器的螺钉取下,注意放好螺母,把变压器换上,螺钉螺母把变压器固定,按说明书上的线路图上的线号进行连接,变压器上同种颜色的两根线连接时可以互换,（变压器上YE颜色线对应41,42,BU颜色线对应43,44）
Replacement of transformer:Take off the connection wires from the transformer,remove the screws for fixing the transformer,pay attention to place the screws in place,replace a new transformer and fix it with screws and nuts,then make connection according to the wire numbers shown in the circuit diagram of the instructions.The two wires with the same color in the transformer is exchangeable in connection,don’t worry about reverse connection ( the YE color wire in the transformer corresponds to 41,42,and BU color wire to 43,44)