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BenQ PDP-46W1 46 in. HD-Ready Plasma Television Questions & Answers
My Benq 46I turns on
Fault at its main digital board. Short circuited component/s at it. Contact any service technician; or the authorized service center. If you wish to get some details; check the site linked here. Pull up older posts.
In most cases, the main board might have to be replaced. If so, a software [firmware] update too might be necessary.
Before going further; try a hard reset first. If it does not help you, replace the main digital board. There are two methods to reset TVs. The first is simple to do; a Hard Reset. The other is somewhat skilled; is a Factory Reset (System Reset). To make it a hard reset, just unplug the TV from AC mains wall socket, and re-plug it back after 15 minutes or so. If you do this by overnight is better. This procedure will make it a hard reset. If you want to make it a system reset [Factory Reset]; you have to enter its service mode option, and select the factory reset option. If you wish to get some details; visit the site linked here.
Horizontal lines on lower portion of screen
Your problem is a bad matrix drive circuit or a drive connection cable. There are no user replaceable parts inside this set, so Im sorry to say, you are going to need to call in a trained plasma repair person. good luck!
I have a 46
try ti unplug it overnight to reset th eeprom chip inside the tvif dont work something is short in the power supply
I have a BenQ 46W1
problem on your power supplychange you power supply blinking light means missing voltages
I have a 32" Benq
are you sure it is plasma? they started at 42``if so your power supply is dead
Dear sir, My Name is Ajay, from Qatar i brought
put a big big big huge enormous fan behind the tv with back cover offto vent the board that is overheating......try to find wich chip or parts that is overheating with a laser thermometer.that particular part will be like 40 degree more than others
Screen does not come on
if you still have sound your y-sus board went kaputchange the hibrid power management chip or ipm on that boardit is under the huge heatsing....if no ipm might be one or few transistors went kaboum......
Hitachi PDP 55HDT79 got no picture
that power supply is a switch mode power supply,which means it looks for an input signal to turn on.
that signal comes from the main pc board.
if there is excessive current draw,it will shut down.
check the input,and the screen circuit it is driving
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