[TechAssist] Re: Durabrand DBTV2702 Chassis M3L523S
- From: Alvin Rose <ajroseca@xxxxxxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Thu, 07 Apr 2005 23:17:11 -0230
Hi Robert
I will try a 15 volt zener as per your suggestion
also transistors in smps..Thanks your help is appreciated.
Alvin
tvservice wrote:
>I had a Durabrand 27" a few weeks ago it was a Orion,
>usual power supply problems, change both transistors in smps and several
>diodes most of the zeners are 15 volt some 18 volt.
>I don't have any Durabrand models listed by the number you have.
>Try a 15 volt zener
>
>Robert
>tvservice@xxxxxxxxxxxxx
>H & H Electronics Inc
>
>----- Original Message -----
>From: "Alvin Rose" <ajroseca@xxxxxxxxxxxxxxx>
>To: "techassist" <techassist@xxxxxxxxxxxxxx>
>Sent: Thursday, April 07, 2005 7:12 AM
>Subject: [TechAssist] Durabrand DBTV2702 Chassis M3L523S
>
>
>
>
>>we have a Durabrand model DBTV2702 (Wal-Mart)
>>color tv which is shorting the zener diode D607 in the regulator
>>circuit Can anyone give me the zener voltage rating of this diode
>>and any info as to the problem..I have a block type schematic but
>>no diodes are shown..I think this chassis is made by Citizen for walmart
>>any help would be appreciated. Has anyone had any success with acquiring
>>technical information from Citizen or Jutan international....
>>Alvin Rose
>>Radio & Tv Centre
>>Marystown, NL.
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