Author Topic: Amstrad drx550 sky box (Read 19722 times)

harvey · « **on:** May 16, 2017,07:07:26 »

No output from power supply. All output caps ESR reads ok. Primary section of the PSU board seems ok. The only faulty component found was 33uF 400v capacitor which was dried up and replaced. Still no output at all. Your help appreciated. Regards

Mulja tv repair portal · « **on:** May 16, 2017,07:07:26 »

mend it · « **Reply #1 on:** May 17, 2017,03:32:39 »

The switch mode IC UI marked DM0365R can cause problems in these set but are had to source try eBay

harvey · « **Reply #2 on:** May 18, 2017,06:57:11 »

Thanks for the reply. I will try to find the IC.

Mulja tv repair portal · « **Reply #2 on:** May 18, 2017,06:57:11 »

Davy · « **Reply #3 on:** May 20, 2017,13:49:35 »

Have a look here at this pdf data sheet 0365RN.pdf]http://www.promelec.ru/pdf/FSD[M]0365RN.pdf and the Ebay link https://www.ebay.co.uk/p/dm0365r-fsdm0365rn-switching-power-supply-dip8-ic/702125180?_trksid=p2047675.l2644

Dave

harvey · « **Reply #4 on:** May 25, 2017,16:47:43 »

Hi, Thanks chaps for your help. Problem sorted. It was the IC DM0365R in the primary stage which was faulty. Your advice much appreciated. Regards

mend it · « **Reply #5 on:** May 26, 2017,02:53:52 »

perfect glad its sorted

Mulja tv repair portal · « **Reply #5 on:** May 26, 2017,02:53:52 »

Mulja tv repair portal

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