hi :) -its about the strange PCB mark on board coupon1 and coupon2 on my GIGABYTE GA-7VA rev 1.0 Motherboard (http://mcu-bg.com/mcu_site/download/file.php?id=6366) here's the explain (http://mcu-bg.com/mcu_site/download/file.php?id=10471) it's for testing the PCB controlled impedance (using a microstrip line test coupon) by way of the missing 'coupon1 and coupon2' headers here the tools using on board 8)(http://www.polarinstruments.com/products/cits/images/ipds_probe.jpg) ;D http://www.polarinstruments.com/support/cits/AP8502.html thanks [/b] |