Question about Televison & Video

Open Question

I have a Tedelex Ec Rp 4389 Rear Projection with a convergence problem. i replaced both ic (STK 392-570) but it did not help .i'm getting only 4.5v on pin 10 of the ic. have any idea on what could cause this .the original ic was(STK 392-560)

Posted by on

Ad

2 Suggested Answers

6ya6ya
  • 2 Answers

SOURCE: I have freestanding Series 8 dishwasher. Lately during the filling cycle water hammer is occurring. How can this be resolved

Hi,
a 6ya expert can help you resolve that issue over the phone in a minute or two.
Best thing about this new service is that you are never placed on hold and get to talk to real repairmen in the US.
the service is completely free and covers almost anything you can think of.(from cars to computers, handyman, and even drones)
click here to download the app (for users in the US for now) and get all the help you need.
Goodluck!

Posted on Jan 02, 2017

Ad
  • 418 Answers

SOURCE: i have a Tedelex Ec Rp 4389 Rear Projection with a

Pin 10 should be at the positive convergence power voltage. The ICs run on a plus and minus voltage from a power supply. Usually +/- 15V to +/- 30V. (don't know this brand.) (not sure if -570 is replacement for -560; could be.) I'd look through main power supply for these 2 voltages. Ohm to pin 10, etc. Check PS fuses there.

Posted on May 02, 2010

Ad

Add Your Answer

Uploading: 0%

my-video-file.mp4

Complete. Click "Add" to insert your video. Add

×

Loading...
Loading...

Related Questions:

1 Answer

I have a Tedelex Ec Rp 4389 Rear Projection with a convergence problem i replaced ic(stk392-560)with(stk392-570) and it is still the same i noticed that pin 10 of the ic only gets 4.5v is that normal


Pin 10 should be at the positive convergence power voltage. The ICs run on a plus and minus voltage from a power supply. Usually +/- 15V to +/- 30V. (don't know this brand.) (not sure if -570 is replacement for -560; could be.) I'd look through main power supply for these 2 voltages. Ohm to pin 10, etc. Check PS fuses there.

May 02, 2010 | Mitsubishi WS-65511 65" Rear Projection...

1 Answer

Had convergence problem; replaced 2 stk392;


100% Ur 2 STK convergence ICS are still dead.Ur ICS soldering some how,u got the ICS shorted.Or ur ICS not right kind of STK ICS,u replacing in ur convergence board.

Apr 07, 2010 | Panasonic PT-56WXF95 56" Rear Projection...

1 Answer

My samsung rear projection tv has a problem with its convergence ic. i think theres two ics , but how do i tell which ic need replacing??


Always replace both once your going to the trouble each IC is usually less than $30.
This link will help show you what's involved.
convergence output IC problem. convergence board would have to be removed - remove and replace 2 STK IC's and check the surrounding resistors. Shops usually $200-$400 Be sure to vote/rate me if this helped Thanks!
See link for more detail
http://www.ehow.com/how_4575598_yourself-projection-tv-repair-convergence.html

Nov 13, 2009 | Samsung HLR5067WX 50" Rear Projection HDTV

1 Answer

CLASS HD Convergance ploblem


You need to replace STK ics which are convergence ICs in your tv

You can get from the link below


Click this link to get convergence IC

It will cost you $20-30 to buy these IC .

Jan 30, 2009 | JVC AV-48WP74 48" Rear Projection...

2 Answers

Replacement STK numbers for convergence amps


This unit does not use the STK series convergence amps.The convergence power supply is what you need.I will provide that number for you after while.

Jan 19, 2009 | RCA P52960 52" Rear Projection Television

3 Answers

STK IC 392-110 Chips


am having stk 4392 amp board 2 channel, i want to change this two channel in to one channel. what modofication should i do

Dec 02, 2008 | Toshiba 42H81 42" Rear Projection...

1 Answer

Convergence IC's


Stk 394-160 are the better IC and they are available in the DP15H Upgrade kit at the following link.
http://servicemanuals.vstore.ca/

Nov 23, 2008 | Hitachi 43FDX20B 43" Rear Projection...

1 Answer

Sony kp-53hs30 rear projection TV


replace the two convergence ICs and a couple 3.5 amp pico fuses. You need STK 392-560 convergence ICs. You can get replacment ICs and pico fuses at the following link. with free instalation instructions with pictures.
http://servicemanuals.vstore.ca/

Aug 15, 2008 | Sony KP-53HS30 53" Rear Projection...

2 Answers

CONVERGENCE ic CHIP


if you can remove the rear panel assy. look for the convergence ic's they start with stk--- and you got the part number you need a source panasonic is 814 source and the number on the ic's stk 390 ----/

Aug 22, 2007 | Panasonic PT-53WX42 53" Rear Projection...

Not finding what you are looking for?
Televison & Video Logo

Related Topics:

21 people viewed this question

Ask a Question

Usually answered in minutes!

Top Televison & Video Experts

The Knight
The Knight

Level 3 Expert

74383 Answers

Donald DCruz
Donald DCruz

Level 3 Expert

17130 Answers

Electro Med Services...
Electro Med Services...

Level 3 Expert

6694 Answers

Are you a Televison and Video Expert? Answer questions, earn points and help others

Answer questions

Manuals & User Guides

Loading...