[1000mp] Display

[Cecil Acuff]

It's too random to be designed that way....some users have the problem some 
don't...some have it now but didn't have it at some point in the past...

Cecil...
K5DL
----- Original Message ----- 
From: "Scott Manthe" <n9aa at arrl.net>
To: "All about Yaesu 1000mp" <1000mp at mailman.qth.net>
Sent: Saturday, November 04, 2006 9:38 AM
Subject: Re: [1000mp] Display


> The MP and Mark V are two different animals in this regard
>
> Yaesu obviously changed something with the display when they went from the 
> MP to the Mark V, due to complaints that the MP display was too bright and 
> the inactive background characters were distracting. (This is even a 
> comment about this in the ARRL review from '96.)
>
> I think what's happening is not a lingering problem with the HV supply, 
> but a cap taking a while to charge in some kind of step-start circuit in 
> the display.
>
> Mine has the delay sometimes and doesn't other times. I've had three 
> Fields and two of them didn't have the delay, but had dim start-up 
> displays. My lastest, built in the middle of 2005, has the delay, but a 
> MUCH brighter display, both during start-up and later.
>
> 73,
> Scott, N9AA.
>
> Cecil Acuff wrote:
>> I have an early MP and it's instant on every time.  When a little cool in 
>> the shack it's not a bright as it will become in 15 or so minutes but I 
>> think that's a standard and expected characteristic of LCD displays..
>>
>> I think the radio's with delayed display issues have lingering problems 
>> with the HV power supply used in the cold cathode backlighting system. 
>> May work that way forever without a full out failure.
>>
>> Cecil...
>>
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