[TechAssist] Re: SONY KV-27S42 /BA-4D chassis dead, no 5v standby
- From: Gary McCartney <gary@xxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Thu, 24 Jun 2004 18:22:24 -0400
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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