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                | Author |  Topic  |  |  
                | hatster
  
 
                Spain2 Posts
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                      |  Posted - 01/24/2024 :  12:14:35     
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                      | Hi, 
 I just boug a GQ4x4 along with the ADP-054 adapter.  The programmer seems to work fine without the adapter, but I cannot get it to read or write any 27c160 or 27c322.
 I have set the jumper correctly, I have the chip positioned correctly in the ZIF.  If I try to read a known good 27c160 from a working sega naomi board, i just get garbage, and every time I read it I get different garbage.
 I tried it on 2x different computers, different usb ports, with and without a 9v adapter, firmware, drivers, etc are all the latest.
 
 Is this just a pile of junk or is there some secret to make it work ?
 
 Thanks,
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                | Reply #1 anniel
      
 
                2602 Posts | 
                    
                      |  Posted - 01/26/2024 :  07:31:31     
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                      | quote:Originally posted by hatster
 
 Hi,
 
 I just boug a GQ4x4 along with the ADP-054 adapter.  The programmer seems to work fine without the adapter, but I cannot get it to read or write any 27c160 or 27c322.
 I have set the jumper correctly, I have the chip positioned correctly in the ZIF.  If I try to read a known good 27c160 from a working sega naomi board, i just get garbage, and every time I read it I get different garbage.
 I tried it on 2x different computers, different usb ports, with and without a 9v adapter, firmware, drivers, etc are all the latest.
 
 Is this just a pile of junk or is there some secret to make it work ?
 
 Thanks,
 
 
 
 Post pictures of your setup.
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                | Reply #2 hatster
  
 
                Spain2 Posts
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                      |  Posted - 01/30/2024 :  01:37:43     
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                      | thanks to the excellent support emails I have exchanged with the manufacturer this is now solved.  It turned out the programmer was faulty, got a replacement and all works perfectly ! |  
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                | Reply #3 anniel
      
 
                2602 Posts | 
                    
                      |  Posted - 01/30/2024 :  07:00:49     
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                      | quote:Originally posted by hatster
 
 thanks to the excellent support emails I have exchanged with the manufacturer this is now solved.  It turned out the programmer was faulty, got a replacement and all works perfectly !
 
 
 Good.
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