[TechAssist] Re: SONY KV-27S42 /BA-4D chassis dead, no 5v standby
- From: Gary McCartney <gary@xxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Fri, 25 Jun 2004 09:25:53 -0400
Ken, the device comes in about 4 different case styles (8 pin dip and 8
pin sip, surface mount 8 pin, etc.)so maybe the 2 part numbers are for 2
diffferent cases.
Gary
gulftech@xxxxxxxx wrote:
>
> Gary,
>
> I find that to be 78LR05. For some reason, my parts log shows two part
> numbers for that device. 8-759-575-47 and 8-759-805-37.
>
> HTH,
>
> Ken Smith
> Gulf Technical Services
> 3034 Gulf Breeze Parkway
> Gulf Breeze, FL 32563
> 850-934-8324 (Voice) 850-932-0819 (Fax)
>
> On Thu, 24 Jun 2004 18:22:24 -0400 Gary McCartney <gary@xxxxxxxxxxx>
> writes:
> > Walter, are you sure there are two zeros in the part number
> > NJM78LR005?
> > I did a google search using number NJM78LR05 and found the data
> > sheet on
> > it, and yes 8 pin surface mount is one of the case styles it is
> > available in.
> >
> >
> >
> >
> > Gary McCartney
> >
> > McCartney Electronics
> > Guelph Ontario Canada
> > Est. 1984
> > email: gary (at) number63.ca
> >
> >
> >
> >
> >
> >
> >
> > walter wood wrote:
> > >
> > > 7 volt stand by is present on pin 1 ic002.
> > > Pin 8 is the output and has about 2 volts on it.
> > > Lifting pin 8 does not restore the 5v standby 0n
> > > pin 8.
> > > The only part no. is on the schematic NJM78LR005.
> > > That does not show up at Tritronics or in a google
> > > search.
> > > This is a 8 legged(4 on a side) surface mount 5
> > > volt regulator.
> > > I feel that it is bad but wanted to ask the list if
> > > anyone thought the problem could be something else,
> > > and where to get it.
> > > Thanks
> > > Walter
> > >
> > > =====
> > > Walter Wood
> > > Future Tech Home Center
> > > 2786 Hwy. 43 N.
> > > Lawrenceburg Tn. 38464
> > > 931-829-3337
> > > Fax 931-829-4044
> > > mailto:wwood_38478@xxxxxxxxx
> > >
> > >
> >
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--
Gary McCartney
McCartney Electronics
Guelph Ontario Canada
Est. 1984
email: gary (at) number63.ca
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