Sorry I wasn't clear. I think the errors you are experiencing are because
the memory battery is gone, so it won't matter now, this is for saving
the
cal data during future replacement to avoid these problems again.
Best Wishes;
Thomas Knox
> Date: Mon, 21 Apr 2014 19:59:29 -0700
> From: [email protected]
> To: [email protected]
> Subject: Re: [volt-nuts] Datron 1082
>
> Tom,
>
> I would think with 0.08 VDC the battery is dead and all the memory is
gone.
> Do you think it would make any difference if I paralleled the leads
with a
> new one? I don't have a parts list to know what type the battery is so
> it's going to be a challenge to find a direct replacement. Wish I had
> a
> manual.
>
> Randy
>
>
> On Mon, Apr 21, 2014 at 7:54 PM, Tom Knox <[email protected]> wrote:
>
> > Randy I would say from my experience with Datron there is about 90%
chance
> > the battery and recal will solve the problem. I would modify the
battery
> > with a coupe sets of leads that are long enough so you can install a
new
> > while the old battery is still in circuit.
> > Best Wishes;
> > Thomas Knox
> >
> >
> >
> > > Date: Mon, 21 Apr 2014 19:23:35 -0700
> > > From: [email protected]
> > > To: [email protected]
> > > Subject: Re: [volt-nuts] Datron 1082
> > >
> > > I believe the voltages are correct but I have no schematics or
> > > troubleshooting instructions to confirm. I do see what looks like
> > > a
> > > battery in the memory section of the 1082 and it measures 0.08 VDC.
Not a
> > > good sign. I am really hoping someone has a Datron 1082 Service
manual
> > > with schematics that they can steer me to, preferably a soft copy
> > > so
I
> > can
> > > better troubleshoot the unit. It might just need a new battery
(plus a
> > > re-cal) to get it going again but I hate going blind.
> > >
> > > Randy
> > >
> > >
> > > On Mon, Apr 21, 2014 at 8:15 AM, Tom Knox <[email protected]>
wrote:
> > >
> > > > As with many products of this age the tantalum caps are a common
point
> > of
> > > > failure in the 1082.
> > > > Although this current problem sounds like a memory battery.
> > > >
> > > > Thomas Knox
> > > >
> > > >
> > > >
> > > > > Date: Mon, 21 Apr 2014 11:03:56 -0400
> > > > > From: [email protected]
> > > > > To: [email protected]
> > > > > Subject: Re: [volt-nuts] Datron 1082
> > > > >
> > > > > Just in case you haven't yet: Always start any investigation
> > > > > with
> > > > > checking the power supply for voltage and ripple. Test the
> > > > > main
> > > > > electrolytic capacitors for capacitance, and ESR.
> > > > >
> > > > > Nothing in the unit's self testing ability can be trusted if
> > > > > the
> > > > > power supply is putting out large amounts of ripple, or is at
> > > > > the
> > > > > wrong voltage.
> > > > >
> > > > > -Chuck Harris
> > > > >
> > > > > Randy Evans wrote:
> > > > > > I have a Datron 1082 DMM that just recently stopped working.
When
> > I
> > > > power
> > > > > > up, it gives a "FAIL" message on the front panel. I found a
> > flowchart
> > > > in
> > > > > > an abbreviated servicing manual that indicates it's from a
failure
> > of
> > > > the
> > > > > > "Check for uncorrupted calibration store". I Assume this
likely
> > means
> > > > the
> > > > > > cal tables are corrupted? Unfortunately, I don't have
sufficient
> > > > > > information (e.g., schematics) to do any further
troubleshooting.
> > Can
> > > > > > anyone help with a complete servicing manual and/or further
> > diagnostic
> > > > help?
> > > > > >
> > > > > >
> > > > > > I did download the Datron 1071DMM O&S manual from K04BB but
> > > > > > I
> > don't
> > > > know
> > > > > > how similar it is to the 1082. Can anyone comment on what
> > > > > > the
> > > > differences
> > > > > > are?
> > > > > >
> > > > > >
> > > > > >
> > > > > > Thanks,
> > > > > >
> > > > > >
> > > > > >
> > > > > > Randy Evans
> > > > > _______________________________________________
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