[TechAssist] Re: Emerson part ID TC2555D R521
- From: "Don Hartigan" <hartstv@xxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Fri, 4 Jan 2002 23:33:48 -0400
Jeff;R521=4.7ohm 3watt.also check R507=47ohm1/4 watt,R504=39ohm 1/4
watt,C519=10uf 160volt.These components will be stressed if regulator has
failed...Don of
HARTS-TVCR''ASC''
9-Robert St.,Oromocto,NewBrunswick,CAN
Tel#506-357-9785Fax#506-357-6010
----- Original Message -----
From: "Jeff Dougherty" <jeff@xxxxxxxxxxxxxxxxxx>
To: "Techsonline" <techassist@xxxxxxxxxxxxx>
Sent: Thursday, January 03, 2002 12:23 AM
Subject: [TechAssist] Emerson part ID TC2555D R521
>
> Tips show this (R521) to be 4.7/3W, came in with 3.9/3w, which is open.
> REG STR30110, low resistance pins 3-4. HOT (D1556)B-C, very low
resistance,
> also.
> Please confirm resistor value and any thing else I may want to check so as
> to not blow these again.
> I did find a bad solder pad on one of the resistors(R474), ran trace.
> also found lead from C444 bent over shorted to pad off R441, did not look
> intentional, so I removed the short.
> Thank you.
>
>
> Jeff
> HAPPY HOLIDAYS:PEACE ON EARTH
> mailto:Jeff@xxxxxxxxxxxxxxxxxx www.9-11-2001tragedy.com
> FAX 1-413-280-0677
> Intrepid Video & Electronics
> Harrisburg, PA 17111
> 717-909-8844
> www.intrepid-video.com www.tech-repair.net www.thetoolcaddy.com
>
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