[TechAssist] Re: Samsung 42" HCM4215W, shuts off

  • From: Phil Bader <tjanphyl@xxxxxxxxxxxxxxx>
  • To: techassist@xxxxxxxxxxxxx
  • Date: Fri, 07 Oct 2005 09:35:49 -0400

 From techrepairCD:
SAMSUNG~HCM4215WX/XAA~Dead set~~~~Check the Red CRT PCB~~~~~~
SAMSUNG~HCM4215WX/XAA~No Picture No Audio~~~~Check D371* D372* and D373* 
on CRT PCB ( Dynamic Focus  Block )~~~~~~
HTH,
Phil




Philip Bader
Jan Phyl TV Inc. (estab. 1976)
3420 Recker Hwy. Winter Haven, Fl. 33880
Fax (863) 299-8821
email: tjanphyl@xxxxxxxxxxxxxxx
personal/ alt. email: pbader@xxxxxxxxxxxxxxx
see our ad at:
http://jan-phyl-television-pc-monitor-service.9601288257006.worldpages-ads.com/



Phil Bader wrote:

>Here's some pasted info on your model.Maybe some tips, and a ref. chart 
>as well. Hope this helps,
>Phil
>(see below)
>convergence trouble, originally would shut down before any pix.
> >>>found that removing bad STK392-040 allowed set to play.
> >>>installed new stk392-040 but has terrable twisted blue convergence.
> >>>doesnt seem to be the STKs.
> >>>not a Samsung service center.
> >>>any help appreciated.
> >>>Larry
>
>Did you replace both STK's or just one? Check all the resistors near the
>STK's some may look over heated and are probably off value.
>thank you men, for the # and advice,
>I ordered a digital control unit today, it is back ordered.
>lol
>larry
>I have uploaded the following file to the members area "HCM4215W_Schematic
>Diagram.pdf"
>
>Bob Waterman, CET® #RI-28
>
>Subject: HCM 4215W Quick Parts Reference
>Background: The part numbers for major assemblies can be difficult to locate
>in the service manual parts list.
>Solution: Keep this chart with the service manual as a quick guide.
>Description                 Part Number
>
>Sun screen              AA67-00207A
>PCB sensor (convergence) AA95-01841A
>Lenticular (tint) Screen     AA67-00193A
>PCB CRT (all 3 together) AA94-08582A
>Fresnel screen                 AA67-00193B
>PCB V/M                       AA94-08268A
>PCB A/V front / side       AA94-08575A
>Convergence module      AA95-02039A subs to BP95-00151A Tritronics can get
>$91.00
>PCB control                  AA94-08576A
>Convergence amp PCB AA95-02002A subs to BP94-00383A Tritronic can get $84.00
>CRT RED                       BP91-00256A
>Micro module                  AA95-02001K
>CRT GREEN                BP91-00257A
>Remote                         AA59-00262A
>CRT BLUE                   BP91-00258A
>Main PCB                    AA94-08264A
>HV Dist                        AA26-30006F
>Power/Deflection (Sub) PCB  AA94-08574A
>Focus pack                         BP59-00005A
>DY jack PCB                   AA94-08270A
>Pro Scan Module              AA95-03019A
>
>Robert
>tvservice@xxxxxxxxxxxxx
>H & H Electronics Inc
>
>
>Philip Bader
>Jan Phyl TV Inc. (estab. 1976)
>3420 Recker Hwy. Winter Haven, Fl. 33880
>Fax (863) 299-8821
>email: tjanphyl@xxxxxxxxxxxxxxx
>personal/ alt. email: pbader@xxxxxxxxxxxxxxx
>see our ad at:
>http://jan-phyl-television-pc-monitor-service.9601288257006.worldpages-ads.com/
>
>
>
>BOSS1996@xxxxxxx wrote:
>
>  
>
>>>From what I can see it has no vertical, set goes on for a while, no picture  
>>but has sound, then shuts off. No vert signal, plus no vert signal from main  
>>board, just 3.5 volts. I've changed the vert output IC with no success.
>>Anyone have any experience with this model?
>>It looks like the main pcb can be ordered but I'm reluctant to do that if  
>>I'm wrong.
>>
>>
>>Robert  Cardoza
>>Picture Perfect Elec.
>>9940 NW 6th Ct
>>Pembroke Pines, Fla,  33024
>>954-435-5868
>>
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