No video corruption on 770Z after PowerStrip install.

Older ThinkPads.. from the 600, the 7xx, the iSeries, 300, 500, the Transnote and, of course, the 701
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DK6400Brian
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Joined: Fri May 21, 2004 6:14 pm
Location: Sonderborg, Denmark

No video corruption on 770Z after PowerStrip install.

#1 Post by DK6400Brian » Tue Feb 24, 2009 7:48 pm

Some weeks ago I installed Powerstrip on my 770Z which is riding on a P-III 850 MHz@700 MMC-2.
I needed to control output from the VGA-port.

As time went by, I noticed that the video corruption is gone.
Not once has it occured since installation of PowerStrip.

I don't know why or how it works, but it just does.
My OS is Windows 2000.
IBM PC/XT Model 5160, PS/2 Model P70-386, ThinkPad 700C, 365XD, 770Z, Z61p ----- lenovo ThinkPad T61p, X200s

hjanzen
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Location: Edam, The Netherlands

Re: No video corruption on 770Z after PowerStrip install.

#2 Post by hjanzen » Wed Feb 25, 2009 11:07 am

It 's a miracle!!!
Thanks for the tip.
My O.S. is WinXP pro SP2 on 770x res 1280x1024
600X PIII 650MHz 576MB, 701C DX4 75MHz 40MB, T61

Bookworm
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Re: No video corruption on 770Z after PowerStrip install.

#3 Post by Bookworm » Wed Feb 25, 2009 7:34 pm

By "powerstrip" I assume you mean the thing with 6-8 outlets to plug it into. This won't help much when it's running on batteries, but it does suggest that the problem is some kind of lousy ground connection. That shouldn't be to hard to find and fix.

On the other hand, you are using the word "Powerstrip" as if it was a title, implying that you have installed some kind of software... :?:

DK6400Brian
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Posts: 88
Joined: Fri May 21, 2004 6:14 pm
Location: Sonderborg, Denmark

Re: No video corruption on 770Z after PowerStrip install.

#4 Post by DK6400Brian » Wed Feb 25, 2009 9:08 pm

Exactly.

I installed this little smartie:
http://entechtaiwan.com/util/ps.shtm

Don't ask me why or how it works.
It looks as if it's controlling or handling the videoboard, perhaps on top of the original IBM videodriver or in combination with it.
Early conclusion: It looks as if it's the driver from IBM, that causes the corruption.
IBM PC/XT Model 5160, PS/2 Model P70-386, ThinkPad 700C, 365XD, 770Z, Z61p ----- lenovo ThinkPad T61p, X200s

el-sahef
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Location: Frankfurt, Germany

Re: No video corruption on 770Z after PowerStrip install.

#5 Post by el-sahef » Sat Feb 28, 2009 6:47 pm

It works on my father's Thinkpad 770x with Pentium III 700 Mhz. I booted almost twenty times (even with different combinations of battery / AC adapter installed / not installed) to verify this, because I could not believe it at first. Seems that this issue is finally resolved.

@DK6400Brian

Thank you very much for sharing this information!
T61 15" 4:3 QXGA @ daylight LED, Core2 Quad QX9300, 8 GB RAM, 1 TB SSD
X62t, SXGA+ @ daylight LED, Core i7 5500U, 16 GB RAM, 120 GB SSD, additional power plug on the left side
770X @ Pentium III , 600X @ Sandy Bridge Core i3 1,4 GHz

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