Re: 6101 problems, progress, next step

http://www.ionpool.net/arcade/tech/6100_faq.pdf

2N3792

-Steve P.

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----- Original Message -----
From: "joemagiera" <joemagiera@ameritech.net>
To: <vectorlist@vectorlist.org>
Sent: Tuesday, April 26, 2005 9:35 PM
Subject: RE: VECTOR: 6101 problems, progress, next step

> Thanks for the tips so far. On #1, I've been advised that if fuse at F700
> is blowing, check/replace Q705 & Q706. Seems straightforward
> enough...until
> I look up Q706. The manual shows a picture of the location of Q706 and
> calls it a 2N3792X. But in the parts list is shows it as a 2N3792. A
> quick
> internet search does show both as distinct different transistors. So, any
> advice on which one is correct for a 6101 monitor? I know I can just use
> the same type as the one that was in there, but just wondering.
>
> Joe
>
>> -----Original Message-----
>> From: owner-vectorlist@vectorlist.org
>> [mailto:owner-vectorlist@vectorlist.org]On Behalf Of joemagiera
>> Sent: Tuesday, April 26, 2005 10:55 AM
>> To: vectorlist@vectorlist.org
>> Subject: VECTOR: 6101 problems
>>
>>
>> Trying to fix a couple WG6101's.
>>
>> WG6101 #1: Running in a Tempest, with known good boardset, power
>> supply and
>> transformer giving proper voltages. Blows 3A fuse at F700 within a
>> second
>> or two at power up.
>>
>> WG6101 #2: Running in a Tempest (a different one), with known good
>> boardset, power supply and transformer giving proper voltages.
>> Immediately
>> blows both 5A fuses at F100 & F101. Note, this game was working fine. I
>> moved it to do some cross testing to the Tempest above. After
>> moving, I had
>> no monitor picture. I checked and found F100 & F101 blown. I
>> replaced them
>> to see them immediately blow again. But when I checked the original
>> fuses
>> that were in there, I see they were 6.25A fuses. I got the monitior with
>> those fuses installed. So I don't know if they just didn't have
>> some 5A on
>> hand and sub-ed the closest thing they had (which worked for
>> several years),
>> or they intentially upped the fuses because it was blowing the 5A. The
>> documentation, both in the manual and printed on the boardset call for
>> 5A.
>>
>> Any clues/guidance much appreciated. Thanks,
>>
>> Joe
>> joemagiera@ameritech.net
>
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Received on Wed Apr 27 00:31:43 2005