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

From: BOSS1996@xxxxxxx
To: techassist@xxxxxxxxxxxxx
Date: Fri, 7 Oct 2005 13:18:07 EDT
 
Definitely not a coolant leak, have the board out of the chassis. Just no  
vert drive signal.
Robert  Cardoza
Picture Perfect Elec.
9940 NW 6th  Ct
Pembroke  Pines, Fla,  33024
954-435-5868
 
 
n a message dated 10/7/2005 1:09:03 PM Eastern Daylight Time,  
reyes9159@xxxxxxxxxxxxx writes:
tell me  if the problem was coolant liking you have to
check some parts in the  signal board is a zener diode
56V and the video out some resistors at the  power
supply .47 1/2W and some more parts I have to look for
it email me  and I find some parts you have to check
thanks :Manuel

--- Phil  Bader <tjanphyl@xxxxxxxxxxxxxxx> wrote:

> do you have the  troubleshooting guide,training
> manual, or service manual?
> If  not I would look around for you.
> 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
/
>  
> 
> 
> BOSS1996@xxxxxxx wrote:
> 
> >  
> >Thanks for the info! I ended up ordering the
> "proscan"  module as it  supplies 
> >vert drive. Available locally from  Miami so I
> should know by monday  whether 
> >or not it  works.
> > 
> >Robert  Cardoza
> >Picture  Perfect Elec.
> >9940 NW 6th Ct
> >Pembroke  Pines,  Fla,  33024
> >954-435-5868
> > 
> > 
>  > 
> > 
> >In a message dated 10/7/2005 9:36:48 AM  Eastern
> Daylight Time,  
> >tjanphyl@xxxxxxxxxxxxxxx  writes:
> >>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.co
m
>  >/
> >
> >
> >
> >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.c
o
>  >>    
> >>
> >m/
> >   
> >
> >>
> >>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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