[TechAssist] Re: Symphonic Combo TVCR Model # SC3919/ Dead unit.
- From: Phil Bader <tjanphyl@xxxxxxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Wed, 19 Jan 2005 10:42:55 -0500
Those funais are known for flakey three leg regulators, like the 5v,
6v,9v,etc. Threr will be several . change them and see,
Phil Bader
Christopher Barnak wrote:
>I had one a while back, and it was that 5v regulator. How did you check
>it ?
>Try a new one.
>
>
>Christopher Barnak, CET
>Norfolk Public Schools
>Electronics Division
>966 Bellmore Ave.
>Norfolk, Va. 23504
>
>Phone 757 628 3385
>Fax 757 628 3392
>cbarnak@xxxxxxxxxxxxx
>
>
>
>
>>>>greentron@xxxxxxx 1/18/2005 9:59:47 PM >>>
>>>>
>>>>
>What is the input voltage to IC602?
>Jerry Silverman
>Greentron Inc
>4 Newland Ave Greenville SC 29609
>Fax/Phone 864 232 3889
>greentron@xxxxxxx
>
>----- Original Message -----
>From: "armando guerra" <birdie@xxxxxxxxxxxxx>
>To: <techassist@xxxxxxxxxxxxx>
>Sent: Tuesday, January 18, 2005 7:38 PM
>Subject: [TechAssist] Symphonic Combo TVCR Model # SC3919/ Dead unit.
>
>
>
>
>>The above tv is completely dead. No click at all. Fuse is ok.I esr'd
>>
>>
>all
>
>
>>caps in ps and all are ok.Fusible resisters ok.No shorts
>>
>>
>found.Working
>
>
>>without a manual. The 5v reg IC602 is putting out only 3.3v.The reg
>>itself is ok. I checked Q601,switching reg and even subbed it out
>>
>>
>and
>
>
>>still no go.If some one has tips or idea's or maybe a scan of the ps
>>ckt,It would be very helpfull so that I can trace the problem.
>>
>>
>Thanks.
>
>
>>Mando
>>Birdie's TV & Electronics
>>Casa Grande, AZ
>>
>>
>>
>>
>>
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--
Philip Bader
Jan Phyl TV Inc. (estab. 1976)
3420 Recker Hwy. Winter Haven, Fl. 33880
Fax (863) 299-8821
email: tjanphyl@xxxxxxxxxxxxxxx
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