[Techtoolslist] 9010 Z-80 Pod Help needed

[Rodger Boots]

Oh, crap.  8085 pod manual ALSO calls for a 585141 ribbon cable.  This
appears to be the flat cable.  The pod manuals don't give an alternate
number for the twisted pair style cable.


On Sun, Mar 10, 2013 at 4:11 PM, Rodger Boots <rlboots2 at gmail.com> wrote:


> UUT ribbon cable is 585141 according to pod manual.

>

>

> On Sun, Mar 10, 2013 at 4:05 PM, Justin Johnson <rugd2go at comcast.net>wrote:

>

>> I swapped the Z80 and the 6532.  Here is the interesting part: When I

>> swapped the Z80 no change but when I swapped the 6532 pin 28 of U4 was now

>> high.  I thought that was a good sign so I decided to run the self test

>> again and it failed.  I then checked Pin 28 of U4 again and it was low

>> again.  What I suspect is that when I purchased the new cables for the POD

>> the guy shipped me a 8085  40 pin cable rather than the z-80 and pin 20 of

>> the cable grounded. When I ohm out the 40 pin cable pin 20 is connected to

>> the ground lug that goes to the screw on the metal standoff.  The number on

>> the 40 pin cable is 685495. Can someone verify the cable number is correct?

>>

>> Thanks

>>

>> Justin

>>

>>

>>

>>

>> On Mar 9, 2013, at 10:50 PM, Rodger Boots wrote:

>>

>>  Probably a better chance of the Z80 being bad (or pin 20 not connected).

>>>

>>> On Sun, Mar 10, 2013 at 12:44 AM, Justin Johnson <rugd2go at comcast.net

>>> >wrote:

>>>

>>>  I have a 6502 pod so I will try swapping the 6532 IC tomorrow and see

>>>> what

>>>> happens.  If nothing else I can eliminate something.

>>>>

>>>> Thanks

>>>>

>>>> Justin

>>>>

>>>>

>>>>

>>>>

>>>> On Mar 9, 2013, at 10:33 PM, Rodger Boots wrote:

>>>>

>>>>  Rereading the original complaint it appears bit 3 (not bit 5) was

>>>> failing.

>>>>

>>>>> Bit 3 is IORQ (pin 20).

>>>>>

>>>>>

>>>>> On Sat, Mar 9, 2013 at 11:12 PM, David Shoemaker <davids at oz.net>

>>>>> wrote:

>>>>>

>>>>>  Sounds like replacing the 6532 is in order (it's an IO chip).  Those

>>>>> are

>>>>>

>>>>>> used in all the pods I think so you could try a swap and see if that

>>>>>> fixes

>>>>>> the problem.

>>>>>>

>>>>>> -----Original Message-----

>>>>>> From: techtoolslist-bounces@**flippe**rs.com <http://flippers.com><

>>>>>> techtoolslist-bounces@**flippers.com<techtoolslist-bounces at flippers.com>

>>>>>> >

>>>>>> [mailto:techtoolslist-bounces@****flippers.com<techtoolslist-**

>>>>>> bounces at flippers.com <techtoolslist-bounces at flippers.com>>]

>>>>>> On Behalf Of Justin Johnson

>>>>>> Sent: Saturday, March 09, 2013 7:09 PM

>>>>>> To: Techtoolslist at flippers.com

>>>>>> Subject: [Techtoolslist] 9010 Z-80 Pod Help needed

>>>>>>

>>>>>> Hi Guys,

>>>>>>

>>>>>> I'm hoping I can find some help fixing my Z-80 Pod.  Here is the scoop

>>>>>> and

>>>>>> I

>>>>>> will try to make this short.  I purchased a Z-80 pod with the cables

>>>>>> cut

>>>>>> off.  Found a new set of cables and tried a self test.  The self test

>>>>>> gave

>>>>>> me the failure code 00.  I then used a 40 pin socket and removed pin

>>>>>> 29

>>>>>> as

>>>>>> suggested in the manual and placed the socket on the pod pins and

>>>>>> reinserted

>>>>>> the 40 pin connector into the pod for a bus test.  I then got a CTL

>>>>>> ERR

>>>>>> 00000000 00001000- LooP.  As I understand it that shows an issue with

>>>>>> driving bit 5.  Am I correct that this is address and data line 5? I

>>>>>> used

>>>>>> my

>>>>>> logic probe and probed the data lines of U4 or R6532AP.  I found that

>>>>>> pin

>>>>>> 28

>>>>>> of

>>>>>> U4 which is the R6532AP has Data line 5  low while the other data

>>>>>> lines

>>>>>> are

>>>>>> high.  Where do I go from here?  Any help or suggestions would be

>>>>>> appreciated.

>>>>>>

>>>>>> Thanks

>>>>>>

>>>>>> Justin

>>>>>> ______________________________****_________________

>>>>>> Techtoolslist mailing list

>>>>>> Techtoolslist at flippers.com

>>>>>> http://seven.pairlist.net/****mailman/listinfo/techtoolslist<http://seven.pairlist.net/**mailman/listinfo/techtoolslist>

>>>>>> **<http://seven.pairlist.net/**mailman/listinfo/techtoolslist<http://seven.pairlist.net/mailman/listinfo/techtoolslist>

>>>>>> **>

>>>>>> FTP site is: ftp://ttl.arcadetech.org/TTL/****Test_Equipment<ftp://ttl.arcadetech.org/TTL/**Test_Equipment>

>>>>>> <ftp://ttl.**arcadetech.org/TTL/Test_**Equipment<ftp://ttl.arcadetech.org/TTL/Test_Equipment>

>>>>>> >

>>>>>> Archive site: http://seven.pairlist.net/****pipermail/techtoolslist/<http://seven.pairlist.net/**pipermail/techtoolslist/>

>>>>>> <http:**//seven.pairlist.net/**pipermail/techtoolslist/<http://seven.pairlist.net/pipermail/techtoolslist/>

>>>>>> >

>>>>>>

>>>>>> ______________________________****_________________

>>>>>> Techtoolslist mailing list

>>>>>> Techtoolslist at flippers.com

>>>>>> http://seven.pairlist.net/****mailman/listinfo/techtoolslist<http://seven.pairlist.net/**mailman/listinfo/techtoolslist>

>>>>>> **<http://seven.pairlist.net/**mailman/listinfo/techtoolslist<http://seven.pairlist.net/mailman/listinfo/techtoolslist>

>>>>>> **>

>>>>>> FTP site is: ftp://ttl.arcadetech.org/TTL/****Test_Equipment<ftp://ttl.arcadetech.org/TTL/**Test_Equipment>

>>>>>> <ftp://ttl.**arcadetech.org/TTL/Test_**Equipment<ftp://ttl.arcadetech.org/TTL/Test_Equipment>

>>>>>> >

>>>>>> Archive site: http://seven.pairlist.net/****pipermail/techtoolslist/<http://seven.pairlist.net/**pipermail/techtoolslist/>

>>>>>> <http:**//seven.pairlist.net/**pipermail/techtoolslist/<http://seven.pairlist.net/pipermail/techtoolslist/>

>>>>>> >

>>>>>>

>>>>>>  ______________________________****_________________

>>>>>>

>>>>> Techtoolslist mailing list

>>>>> Techtoolslist at flippers.com

>>>>> http://seven.pairlist.net/****mailman/listinfo/techtoolslist<http://seven.pairlist.net/**mailman/listinfo/techtoolslist>

>>>>> **<http://seven.pairlist.net/**mailman/listinfo/techtoolslist<http://seven.pairlist.net/mailman/listinfo/techtoolslist>

>>>>> **>

>>>>> FTP site is: ftp://ttl.arcadetech.org/TTL/****Test_Equipment<ftp://ttl.arcadetech.org/TTL/**Test_Equipment>

>>>>> <ftp://ttl.**arcadetech.org/TTL/Test_**Equipment<ftp://ttl.arcadetech.org/TTL/Test_Equipment>

>>>>> >

>>>>> Archive site: http://seven.pairlist.net/****pipermail/techtoolslist/<http://seven.pairlist.net/**pipermail/techtoolslist/>

>>>>> <http:**//seven.pairlist.net/**pipermail/techtoolslist/<http://seven.pairlist.net/pipermail/techtoolslist/>

>>>>> >

>>>>>

>>>>>

>>>> ______________________________****_________________

>>>> Techtoolslist mailing list

>>>> Techtoolslist at flippers.com

>>>> http://seven.pairlist.net/****mailman/listinfo/techtoolslist<http://seven.pairlist.net/**mailman/listinfo/techtoolslist>

>>>> **<http://seven.pairlist.net/**mailman/listinfo/techtoolslist<http://seven.pairlist.net/mailman/listinfo/techtoolslist>

>>>> **>

>>>> FTP site is: ftp://ttl.arcadetech.org/TTL/****Test_Equipment<ftp://ttl.arcadetech.org/TTL/**Test_Equipment>

>>>> <ftp://ttl.**arcadetech.org/TTL/Test_**Equipment<ftp://ttl.arcadetech.org/TTL/Test_Equipment>

>>>> >

>>>> Archive site: http://seven.pairlist.net/****pipermail/techtoolslist/<http://seven.pairlist.net/**pipermail/techtoolslist/>

>>>> <http:**//seven.pairlist.net/**pipermail/techtoolslist/<http://seven.pairlist.net/pipermail/techtoolslist/>

>>>> >

>>>>

>>>>  ______________________________**_________________

>>> Techtoolslist mailing list

>>> Techtoolslist at flippers.com

>>> http://seven.pairlist.net/**mailman/listinfo/techtoolslist<http://seven.pairlist.net/mailman/listinfo/techtoolslist>

>>> FTP site is: ftp://ttl.arcadetech.org/TTL/**Test_Equipment<ftp://ttl.arcadetech.org/TTL/Test_Equipment>

>>> Archive site: http://seven.pairlist.net/**pipermail/techtoolslist/<http://seven.pairlist.net/pipermail/techtoolslist/>

>>>

>>

>> ______________________________**_________________

>> Techtoolslist mailing list

>> Techtoolslist at flippers.com

>> http://seven.pairlist.net/**mailman/listinfo/techtoolslist<http://seven.pairlist.net/mailman/listinfo/techtoolslist>

>> FTP site is: ftp://ttl.arcadetech.org/TTL/**Test_Equipment<ftp://ttl.arcadetech.org/TTL/Test_Equipment>

>> Archive site: http://seven.pairlist.net/**pipermail/techtoolslist/<http://seven.pairlist.net/pipermail/techtoolslist/>

>>

>

>