Help tv comes on and goes right back off

Is your tv less than a year old? You need to call Phillips and see if it is covered under warranty. If that is not the case you need to get a few estimates. You want to know if it will be cheaper to repair or replace your tv set.

1 888-744-5477 Phillips customer service number

Your flyback has failed most likely...bad new is they are nearly impossible to find, This is a known issue on most of the models below. The site Tv Repair Kits can sometimes get replacements - but its not often.

This repair kit is known to work on Magnavox TV sets with the following Chassis/Model Numbers.

DPTV305 , DPTV305F , DPTV310 , DPTV315 , DPTV330 , DPTV330F , DPTV335 , DPTV340 , DPTV345, MAG01

Model Numbers

( 43PP9202/17 43PP920217 43PP9202/17F 43PP9202/84 43PP920217F 43PP920284 43PP920201 43PP920284F 46PP9302/17 46PP930217 46PP930201 46PP930217F 46PP930284 46PP930284F 46PP9302H17 50PP9202/01 50PP9202/17 50PP9202/84 50PP9202/84F 50PP920201 50PP920217 50PP920284 50PP920284F 50PP920217F 51MP392H/17 51MP3964H/17 51PP9303H/17 51PP9363H17 51PW9303/17F 51PW936317F 55PP9352/17 50PP920217F 51MP392H17 51MP3964H17 51PP9303H17 51PP9363H17 51PW930317F 55PP935217 55PP935201 55PP9363H17 55PP9502/84 55PP950284 55PP950201 55PP950217 55PW936317F 55PW9383/17F 55RW9515/35 60PP9202/17 55PW938317F 55RW951535 60PP920217 60PP920201 60PP920217F 60PP9352/17 60PP935217 60PP935201 60PP9363H17 60PP938317F 60PP9502/17 60PP950217 60PP950201 60PW936317F 60PW938317F 43PP9202/17 43PP9202/17F 43PP9202/84 43PP920217 43PP920217F 43PP920284 43PP920201 43PP920284F 46PP9302/17 46PP930217 46PP930201 46PP930217F 46PP930284 46PP930284F 46PP9302H17 50PP9202/01 50PP9202/17 50PP9202/84 50PP9202/84F 50PP920217F 51PP9303H/17 51PP9363H17 51PW9303/17F 50PP920201 50PP920217 50PP920284 50PP920284F 51PP9303H17 51PW930317F 51PW936317F 55PP9352/17 55PP935217 55PP935201 55PP9363H17 55PP9502/84 55PP950284 55PP950201 55PP950217 55PW936317F 55PW9383/17F 55RW9515/35 60PP9202/17 55PW938317F 55RW951535 60PP920217 60PP920201 60PP920217F 60PP9352/17 60PP935217 60PP935201 60PP9363H17 60PP938317F 60PP9502/17 60PP950217 60PP950201 60PW936317F )

I have the same TV, exact same problem, hope someone posts a solution.

Turn TV on, press and hold CODE SEARCH button until light comes on, press TV, the light will blink and remain on, enter the code, the light will go off, press POWER untill TV goes off....hope this was helpful...

the DPTV305 - DPTV345 convergence repair kit at the following link should repair that issue. The kit includes the replacement parts and a CD with detailed repair instructions.
http://www.tvrepairworld.com/

Here's a link to order the original Philips remote control for this model (43PP920217) from a major parts distributor:

Philips 43PP9202 17 Replacement Part Remote Control

NOT EXPENSIVE POWER SUPPLY PARTS ARE NEEDED TO BE REPLACED . ONLY A TECH WHO , HAS EXPERIENCE ON THIS TV MODEL AND THE KNOWLEDGE ABOUT THIS PROBLEM ,COULD FIX THE TV RIGHT THE FIRST TIME. OTHERWISE REPLACE POWER DEFLECTION BOARD ,PARTS AVAILABLE AT PARTSTORE OR SIMILAR COMPANIES

Whats the model number? IF its a phillips or RCA please include the chassis number

sounde like power supply problems.

High Voltage shutdown. Short in hv section or power supply