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

  • From: BOSS1996@xxxxxxx
  • To: techassist@xxxxxxxxxxxxx
  • Date: Mon, 10 Oct 2005 14:44:01 EDT

 
Replaced "Proscan" module, pt no BP95-00077A, repaired problem.
Robert    Cardoza
Picture Perfect Elec.
9940 NW   6th  Ct
Pembroke Pines, Fla,     33024
954-435-5868




In a message dated 10/7/2005 2:21:27 PM Eastern Daylight Time,  
tvman@xxxxxxxxxxxxxxx writes:

Robert  see this he may mean no vert sweep..Eric

Samsung      HCM4215W       Vertical line      REplace L492 and L493 with 
jumpers per  bulletin


Eric
E M Electronics
59 Wights  Rd
Deer Lake NL
Canada
A8A 2J2
Ph# 709 635  2627
tvman@xxxxxxxxxxxxxxx





BOSS1996@xxxxxxx  wrote:
>  
> 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.c
o
>  
> 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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