[TechAssist] Fw: [TV] Re: MITSUBISHI WT-A42 HDTV REAR CRT PROJECTION 42"TV PARTS WANTED
- From: "pete" <tvtech@xxxxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Thu, 14 Oct 2004 11:06:19 -0500
----- Original Message -----
From: "pete" <tvtech@xxxxxxxxxxxxx>
To: "lynnslb" <lynnslb@xxxxxxxxxxxxx>
Sent: Thursday, October 14, 2004 10:57 AM
Subject: Re: [TV] Re: MITSUBISHI WT-A42 HDTV REAR CRT PROJECTION 42"TV PARTS
WANTED
> Lynn
>
> Thank you for the tips, but I only took the light box. I did not take the
> control panel. I cannot check the leds for error detection. My problem is
> the 9 volt supply is fluctuating and I dont know if its the power
> supply or something loading it down.d9a30 is the 9volt standby. when i
> disconnect the power supply by itself It goes to 32v but it doesent
> fluctuate, so I dont know if something is loading it down or the power
> supply is the problem.
>
> thank you again
>
> Pete
>
> Perdomo Tv Inc since 1972
> miami,fl
>
> Pete
> ----- Original Message -----
> From: "lynnslb" <lynnslb@xxxxxxxxxxxxx>
> To: "pete" <tvtech@xxxxxxxxxxxxx>
> Sent: Thursday, October 14, 2004 11:15 PM
> Subject: [TV] Re: MITSUBISHI WT-A42 HDTV REAR CRT PROJECTION 42"TV PARTS
> WANTED
>
>
>> OK Pete: this is what I found. BTW John is the guy with the other set.
>> ---------------------------------------------------------------
>> Text pasted from WinSTIPS 2.0
>> http://www.ServiceSoftware.com
>> ---------------------------------------------------------------
>>
>> MITSUBISHI WT42311
>>
>> Black & White Picture On Dtv, Would Also Shutdown
>>
>> Bob Anthony
>>
>> Found Shorted Ic6r01(270p667010) And R6r13(103p141030), Sorry, Tech
>> Didn'T
>> Get Me Generic Numbers
>>
>> ---------------------------------------------------------------
>>
>>
>> MITSUBISHI VK20
>>
>> Shuts Down On Power Up
>>
>> Jeff Stielau : 5/21/03 Shoreline Electronics Repair
>>
>> Using The Self Diagnostic Function Revealed A Shutdown Code Of 22 ( Short
>> Circuit)
>>
>> Short On + & -24v Power Supply Lines. We Measured 3 Ohms From Each Supply
>> Line To Ground. Connector Kf Pins 7,8 &9 Are The +24v Pins , Pins 15 &
>> 16
>> Are The -24v Line.
>>
>> Defective Ic8c01 Stk392-110 Convergence Amp & Open F9a05 Pico Fuse 5a
>> 125v.
>>
>> Between The 2 Stks There Are Coils Inline With The Supply Line. L8c01 &
>> L8c02 Feed One Stk & L8c03 & L8c04 Feed The Other. Unsolder A Leg From
>> Each
>> To Help Isolate Which Stk Is Shorted.
>>
>>
>> ---------------------------------------------------------------
>>
>> MITSUBISHI VK20
>>
>> Same As Models # Wta42 And Wt42311
>>
>> Jeff Stielau : Shoreline Electronics Repair
>>
>> Vk20 Chassis
>>
>> ---------------------------------------------------------------
>>
>>
>> MITSUBISHI WTA42
>>
>> Self Diagnostics
>>
>> Jeff Stielau : Shoreline Electronics Repair
>>
>> Pressing The Front Panel Input And Menu Buttons At The Same Time, And
>> Holding For 5 Seconds,
>> Activates The Error Code Mode. The Led Flashes Denoting A Two Digit Error
>> Code, Or Indicating No Problem
>> Has Occured Since The Last Initalization.
>> Note: The Front Panel Buttons Must Be Used, Not Those On The Remote
>> Control.
>> The Number Of Flashes Indicates The Value Of The Msd (Tens Digit) Of The
>> Error Code.
>> The Flashing Then Pauses For Approximately 1/2 Second.
>> The Led Then Flashes Indicating The Value Of The Lsd (Ones Digit) Of The
>> Error Code.
>> The Error Code Is Repeated A Total Of 5 Times.
>>
>> Error Code Description
>> 12 No Error Has Occurred.
>> 21 X-Ray Protect Circuit.
>> 22 Short Protect Circuit.
>> 23 Horizontal Deflection Failure.
>> 24 Vertical Deflection Failure.
>>
>> ---------------------------------------------------------------
>>
>>
>> ----- Original Message -----
>> From: "pete" <tvtech@xxxxxxxxxxxxx>
>> To: "lynnslb" <lynnslb@xxxxxxxxxxxxx>
>> Sent: Thursday, October 14, 2004 7:58 AM
>> Subject: Re: [TV] Re: MITSUBISHI WT-A42 HDTV REAR CRT PROJECTION 42"TV
>> PARTS
>> WANTED
>>
>>
>> Lynn
>>
>> Its the same tv that u have wta42 chassis vk20
>>
>> pete
>>
>> Perdomo tv Inc since 1972
>> miami,fl
>>
>> ----- Original Message -----
>> From: "lynnslb" <lynnslb@xxxxxxxxxxxxx>
>> To: <tvtech@xxxxxxxxxxxxx>
>> Sent: Thursday, October 14, 2004 10:47 PM
>> Subject: Re: [TV] Re: MITSUBISHI WT-A42 HDTV REAR CRT PROJECTION 42"TV
>> PARTS
>> WANTED
>>
>>
>> Hi Pete: What is the model and chassis #'s? I will look in WinStips and
>> see
>> if I can help. Lynn Moderator on TechAssist.
>> ----- Original Message -----
>> From: "pete" <tvtech@xxxxxxxxxxxxx>
>> To: <tv@xxxxxxxxxxxxxxx>
>> Sent: Thursday, October 14, 2004 4:19 AM
>> Subject: [TV] Re: MITSUBISHI WT-A42 HDTV REAR CRT PROJECTION 42"TV PARTS
>> WANTED
>>
>> Whats the problem with yours ? I have one here that. I cannot get 9 volts
>> stanby to run. at d9a30 I suppose to get 9 volts standby. can you do me a
>> favor? If your power supply wks and you disconnect the power supply from
>> the
>> tv set what is the voltage at d9a30? does it fluctuate or its constant?
>>
>> thank you
>>
>> pete
>>
>> Perdomo tv Inc Since 1972
>> miami,fl
>> ----- Original Message -----
>> From: <jbilous@xxxxxxxxxxxxxxxxx>
>> To: <TV@xxxxxxxxxxxxxxx>
>> Sent: Thursday, October 14, 2004 11:07 AM
>> Subject: [TV] MITSUBISHI WT-A42 HDTV REAR CRT PROJECTION 42"TV PARTS
>> WANTED
>>
>>
>> Hello,
>> I'd like the main board and the green crt if anyone has it as salvage for
>> sale. I'll consider buying a complete working or non-working unit if the
>> price is right.
>> Thanks,
>>
>> John 416-288-8222 x305
>>
>>
>>
>>
>>
>>
>>
>
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