Mr.Wilson,

My G540 has Black ZIF sockets.
It seems that quality check is not good.

I'm now building UV-EPROM eraser....

Dajgoro,

Yesterday I've tried once more again, carefully ZIF socket down, and all process have done as the manual described.
The result is......Wow! it works! I managed to write program into UV-EPROM.

I dont't know how could I acheive the process, but I think Dajgoro is right.
ZIF socket would be ...

the memory test function doesn't work, but except that, i managed to program everything,

Thank you for your mention, Dajgoro.
It is surprising for me, because only the memory test function(I mean blank check) works well.
Could you tell me your operational circumstance?
I used G540 with Lenovo ...

Hi, I'm newbie and I found this forum vis google serch keywords 'G540 programmer doesn't work'.

As above, I have same problem. My case is EPROM.
I couldn't write program into EPROM. I tried twice but in vain (1st Toshiba, 2nd AMD).
At last, my two EPROM were mal-programmed!
I don't know what ...