Re: Is it at all possible?

From: Bo Herrmannsen <bo.herrmannsen_at_gmail.com>
Date: Fri, 17 Feb 2017 23:34:32 +0100
Message-ID: <CAFqpYu5Oj3usPFg5DxV1qG2DWYfg0D37ssAfkeTTZd5zD-OBTA@mail.gmail.com>
L4 is proberly located in the very corner next to the slot and power in

on some boards the are below the slot

but on revC i just figured that we just have 2 equal inductors on the came
core... red and green wire on the link i posted

2017-02-17 23:31 GMT+01:00 Santo Nucifora <santo.nucifora@gmail.com>:

> A camera actually works better than a scanner.  I can take some pics
> tomorrow with better daylight.
>
> Yes, that's where I read Rev A vs Rev C :)
>
> I can find RP4 (resistor pack bear the cartridge slot.  Where is L4?
>
> On Fri, Feb 17, 2017 at 5:23 PM, Bo Herrmannsen <bo.herrmannsen@gmail.com>
> wrote:
>
>> nope that does not make sense either
>>
>> so you are not the only one that dont get date vs rev
>>
>> in the link i posted i can see rev C very faint at the bottom edge in the
>> middle
>>
>> just under the component FB10 and next to C93
>>
>> 2017-02-17 23:20 GMT+01:00 Santo Nucifora <santo.nucifora@gmail.com>:
>>
>>> I'm not sure where to look.  Chip dates are:
>>>
>>> - 326298 Rev A - 6502 date: Week 48 82
>>> - 326298 Rev C - 6502 date: Week 29 82
>>>
>>> I still don't get Commodore dates vs revisions.
>>>
>>> On Fri, Feb 17, 2017 at 5:17 PM, Bo Herrmannsen <
>>> bo.herrmannsen@gmail.com> wrote:
>>>
>>>> Can you see any production dates on the Rev A and Rev C ?
>>>>
>>>> 2017-02-17 23:14 GMT+01:00 Santo Nucifora <santo.nucifora@gmail.com>:
>>>>
>>>>> Slight change to my last message.  I have two boards plus a couple of
>>>>> extra C64 Silver labels that I don't know what's inside at this point.
>>>>>
>>>>> The open ones have:
>>>>> - 326298 Rev A
>>>>> - 326298 Rev C
>>>>>
>>>>> That picture is a Rev C.
>>>>>
>>>>> On Fri, Feb 17, 2017 at 5:13 PM, Bo Herrmannsen <
>>>>> bo.herrmannsen@gmail.com> wrote:
>>>>>
>>>>>> would it be pushing it using a scanner for that?
>>>>>>
>>>>>> benefits are able to get better image...
>>>>>>
>>>>>> does the board look the same as this: http://myoldcomputer.nl/
>>>>>> wp-content/uploads/2015/11/board-326298.jpg
>>>>>>
>>>>>> but i need details arround RP4 and L4
>>>>>>
>>>>>>
>>>>>>
>>>>>> 2017-02-17 23:07 GMT+01:00 Santo Nucifora <santo.nucifora@gmail.com>:
>>>>>>
>>>>>>> I have a C64 326298 board in front of me.  It's not for sale but I'm
>>>>>>> happy to take detailed pics if you need them.
>>>>>>>
>>>>>>> On Fri, Feb 17, 2017 at 4:47 PM, Bo Herrmannsen <
>>>>>>> bo.herrmannsen@gmail.com> wrote:
>>>>>>>
>>>>>>>> also C48 and C93 is missing
>>>>>>>>
>>>>>>>> 2017-02-17 22:24 GMT+01:00 Bo Herrmannsen <bo.herrmannsen@gmail.com
>>>>>>>> >:
>>>>>>>>
>>>>>>>>> @Ruud
>>>>>>>>>
>>>>>>>>> Found some errors in your schematic
>>>>>>>>>
>>>>>>>>> U31 pin 16 is missing
>>>>>>>>> C68 is missing
>>>>>>>>>
>>>>>>>>> 2017-02-17 21:37 GMT+01:00 Bo Herrmannsen <
>>>>>>>>> bo.herrmannsen@gmail.com>:
>>>>>>>>>
>>>>>>>>>> @Silver no problemo... its no rush. I'm still getting my head to
>>>>>>>>>> absorb the schematic from the Programmer's Reference Guide and schematic
>>>>>>>>>> #326106. There are a few differences allready between the 2 and so far i
>>>>>>>>>> have just put a circle arround them
>>>>>>>>>>
>>>>>>>>>> But so far RP4 and L4 is the mystery bits. L4 is just listed as a
>>>>>>>>>> line filter with no values at all or any mfg code. all i know is that its 2
>>>>>>>>>> inductors in one unit
>>>>>>>>>>
>>>>>>>>>> RP4 is a resistor pack with one common pin, but given its listed
>>>>>>>>>> as a 10 pin device there are 9 resistors inside, but i can only count 8 on
>>>>>>>>>> the schematic so i guess 1 is unused.
>>>>>>>>>>
>>>>>>>>>> 2017-02-17 21:23 GMT+01:00 <silverdr@wfmh.org.pl>:
>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> > On 2017-02-17, at 20:55, Bo Herrmannsen <
>>>>>>>>>>> bo.herrmannsen@gmail.com> wrote:
>>>>>>>>>>> >
>>>>>>>>>>> > @Silver
>>>>>>>>>>> >
>>>>>>>>>>> > When you come by the 326298 please let me know.
>>>>>>>>>>>
>>>>>>>>>>> As I wrote, I should have one somewhere. The keyword here is
>>>>>>>>>>> "somewhere". So I might have a quick look but if it's not easily found then
>>>>>>>>>>> I won't be able to dedicate enough time to dig it out. And - obviously - it
>>>>>>>>>>> won't be for sale but I might check a thing or two for you if needed.
>>>>>>>>>>>
>>>>>>>>>>> BTW. Some time ago I had a short discussion about VIC-20 boards
>>>>>>>>>>> here. I don't remember know exactly with whom but if the person who wanted
>>>>>>>>>>> me to check things on those boards reads the list - please come back with
>>>>>>>>>>> your question again. Seems that I managed to gather /I think/ all my
>>>>>>>>>>> VIC-20s under one roof so I can check whatever you wanted to check there.
>>>>>>>>>>>
>>>>>>>>>>> --
>>>>>>>>>>> SD!
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>>        Message was sent through the cbm-hackers mailing list
>>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>
>>>>>>>>
>>>>>>>
>>>>>>
>>>>>
>>>>
>>>
>>
>


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Received on 2017-02-17 23:01:56

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