TL866II Plus problem with Eeprom XR2808

Elektron

Hi,

I have a problem with the TL866II plus programmer.When I try to read the XR2804 chip is reported "Bad pin found" relatedto pin 22 and 19 . I tried different chips but the problem remains.I have the same problem using the T48 programmer. Do you have a solutions?

Thank you

Giangiacomo

Elektron

I tried to exclude pin detect but every time I read the memory it generates a different ChkSum!!?
Thank's