Also the computer itself *was* semi-working.. with the monitor board 
disconnected, voltages were good and I could blindly type in a simple endless 
loop program and get the ‘BUSY’ light to light up when I ran it.

 

I don’t have the computer just yet and my tech guy didn’t have time to try 
entering something like that.  So I’ll have to confirm.  He seems to think 
three indicator lights on the right come up on power on now and then go out.  
The power light at the bottom appears to be dead.

 

From: Ian Finder [mailto:ian.fin...@gmail.com] 
Sent: Tuesday, October 3, 2017 9:39 AM
To: Brad H <vintagecompu...@bettercomputing.net>; General Discussion: On-Topic 
and Off-Topic Posts <cctalk@classiccmp.org>
Subject: Re: Tek 4051 semi-repaired

 

Does it warm up or flood? 

 

"When I got my 4051, on power up there

would be no voltage to the motherboard and nothing came up on the screen.
That has been fixed, however we still do not have any kind of prompt or
anything appearing."


Care to share with the class what you've done so far?

 

On Tue, Oct 3, 2017 at 9:29 AM, Brad H via cctalk <cctalk@classiccmp.org 
<mailto:cctalk@classiccmp.org> > wrote:

Hi there,



My go-to guy for CRT stuff has informed me that he has the CRT on my 4051
working and that the tube is good.  When I got my 4051, on power up there
would be no voltage to the motherboard and nothing came up on the screen.
That has been fixed, however we still do not have any kind of prompt or
anything appearing.



Wondering if anyone has any ideas on where to go from here?   I'm picking up
the machine this week and will do some more testing.. hopefully the board
didn't take any damage while he was working on the CRT.



Brad





 

-- 

   Ian Finder
   (206) 395-MIPS
   ian.fin...@gmail.com <mailto:ian.fin...@gmail.com> 

 


 
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