How to output gerber 274x format file from eagle ?

1. Why should output Gerber 274X format file for PCB manufacturing?

Gerber X2 file there are stack up information, but some CAM software are not support it, means it is can not input to CAM software.

2. It is easy to do output gerber 274x format file from eagle

6 step could finish it.

1 > file –> Cam Processor

2.  Then point Gerber in the CAM processor —>  3 on the right side you  will see output type —> 4 .Choose Gerber RS-274X 

5. Point process job —> 6 Choose a file folder 

The Gerber RS-274X format file output success.