[Techtoolslist] Kurz-Kasch ROM Test II

[Pat Danis]

John:

Pretty sure I have one of these and a photocopy of the manual as well.  
Let me dig around and see what I can find.  I don't have a 
scanner......sad isn't it?.......so I will have to get a friend to scan 
it for you.  I'll let you know.  May have some sockets as well.

Pat

On 1/5/2011 7:41 PM, John Robertson wrote:

> John Robertson wrote:

>> Anyone have one of these? I am in need of either schematics or some 

>> voltage measurements from the regulator PCB. Just 'won' this off eBay 

>> and it really doesn't work (not surprising given the description).

>>

>> The device looked useful - my assumption was it would generate a 

>> CheckSum of an Eprom inserted into the socket - it has four 

>> seven-segment displays after all! It uses a Z80 that appears to be 

>> wired up as a NOP, but it uses several voltages - perhaps -5 and +12 

>> for the 2708s etc. I only have one socket - 2764-27128, if anyone has 

>> any of the sockets I'd be interested in pictures to try to figure out 

>> the pinout assuming no schematics or manual turns up that is!

>>

>> Thanks!

>>

>> John :-#)#

>>

> OK, the regulator board turns off the -12 and +12 unless the TEST 

> button is pressed. I assume that is to protect the Eprom...

>

> Still digging...

>

> John :-#)#

>

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