[TechAssist] Re: Sony LCD proj KF50XBR800 picture intermittent on/off
- From: Wayne Vanaman <Wayne@xxxxxxxxxxxxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Tue, 28 Jun 2005 07:38:14 -0500
Calm down. I don't know if it is in warranty or not, and I have worked
on several that were not in warranty.
And I would replace both parts anyway.
Wayne Vanaman
Omega Electronics
6904 W Fairfield Dr
Pensacola, Fl. 32506-3310
Wayne@xxxxxxxxxxxxxxxxxxxxx
WWW.PensacolaTVRepair.Com
850-456-5995 voice
850-458-6369 fax
Damon wrote:
> Isn't this still IN WARRANTY? Get both parts, and install Lamp 1st.....will
> likely be the cure if the symptoms follow my previous post below.
>
> Damon B
> Telrad Electronics
> Fort Wayne IN
> ----- Original Message -----
> From: "Wayne Vanaman" <Wayne@xxxxxxxxxxxxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Tuesday, June 28, 2005 6:33 AM
> Subject: [TechAssist] Re: Sony LCD proj KF50XBR800 picture intermittent
> on/off
>
>
>
>>From what I have read either the lamp or the ballast (or the ballast
>>power supply etc) could be a problem.
>>
>>Don't you love intermittants.
>>
>>Wayne Vanaman
>>Omega Electronics
>>6904 W Fairfield Dr
>>Pensacola, Fl. 32506-3310
>>
>>Wayne@xxxxxxxxxxxxxxxxxxxxx
>>WWW.PensacolaTVRepair.Com
>>
>>850-456-5995 voice
>>850-458-6369 fax
>>
>>
>>Damon wrote:
>>
>>>Well, I've had 2 XBR800's with bad lamps......and I think I replaced one
>>>Lamp Driver board
>>>Weird thing about this is the symptom.....TV illuminates, about 30 - 60
>>>seconds later it shuts down (the lamp does), then about 30-60 seconds
>
> later
>
>>>you hear the Lamp fire, lights up quick.........runs about a minute,
>
> then
>
>>>shuts down again......
>>>
>>>You would Ass-u-me it acts like one of the thermoswitches is kicking
>
> in/out
>
>>>or the Lamp Driver board is shutting down, but it's actually the Lamp at
>>>fault.
>>>
>>>Damon B
>>>Telrad Electronics
>>>Fort Wayne IN
>>>----- Original Message -----
>>>From: "Wayne Vanaman" <Wayne@xxxxxxxxxxxxxxxxxxxxx>
>>>To: <techassist@xxxxxxxxxxxxx>
>>>Sent: Monday, June 27, 2005 8:59 AM
>>>Subject: [TechAssist] Re: Sony LCD proj KF50XBR800 picture intermittent
>>>on/off
>>>
>>>
>>>
>>>
>>>>I rather suspect that they mean lamp/ballast matching problems, but that
>>>>isn't what they say.
>>>>
>>>>They also claim that the flickering CRT problem is in fewer than 1% of
>>>>those sets, which means half the people in Pensacola own those sets.
>>>>
>>>>Wayne Vanaman
>>>>Omega Electronics
>>>>6904 W Fairfield Dr
>>>>Pensacola, Fl. 32506-3310
>>>>
>>>>Wayne@xxxxxxxxxxxxxxxxxxxxx
>>>>WWW.PensacolaTVRepair.Com
>>>>
>>>>850-456-5995 voice
>>>>850-458-6369 fax
>>>>
>>>>
>>>>Jim Myers wrote:
>>>>
>>>>
>>>>>ALL projection sets with a lamp have lamp problems! How could they NOT
>>>>>have lamp problems?
>>>>>Maybe someday they will have an LED light source to replace the lamp.
>>>>>
>>>>>
>>>>>********************************
>>>>>Since 1972 *
>>>>>Jim Myers *
>>>>>Telrad Electronics *
>>>>>Fort Wayne Indiana *
>>>>>********************************
>>>>>
>>>>>
>>>>>Wayne Vanaman wrote:
>>>>>
>>>>>
>>>>>
>>>>>>Sony "claims" that these models (kf50 and 60xbr800 and df60dx100) do
>
> not
>
>>>>>>have lamp problems.
>>>>>>
>>>>>>I always believe Sony, don't you?
>>>>>>
>>>>>>Wayne Vanaman
>>>>>>Omega Electronics
>>>>>>6904 W Fairfield Dr
>>>>>>Pensacola, Fl. 32506-3310
>>>>>>
>>>>>>Wayne@xxxxxxxxxxxxxxxxxxxxx
>>>>>>WWW.PensacolaTVRepair.Com
>>>>>>
>>>>>>850-456-5995 voice
>>>>>>850-458-6369 fax
>>>>>>
>>>>>>
>>>>>>Rich M wrote:
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>I always replace the lamp and ballast the first go around, also
>
> educate
>
>>>the
>>>
>>>
>>>>>>>customer on the proper use of the et.
>>>>>>>
>>>>>>>1. make sure there is a lot room around the unit for proper
>
> ventilation
>
>>>>>>>2. make sure the unit is not on a switched outlet
>>>>>>>
>>>>>>>3. better to leave the unit on between shows if only 30 min to 2
>
> hours
>
>>>a
>>>
>>>
>>>>>>>part, the cooling and heating of the lamp decrease the lamp life.,
>>>>>>>
>>>>>>>4. don't move the tv after you turn it off because the lamp is very
>>>
>>>fragile,
>>>
>>>
>>>>>>>give it a couple hours to cool
>>>>>>>
>>>>>>>5. Also put the unit on a U.P.S battery backup. So if you lose power
>>>
>>>the
>>>
>>>
>>>>>>>lampstill have time to cool. then turn off set.
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>>From: "tvservice" <tvservice@xxxxxxxxxxxxx>
>>>>>>>>Reply-To: techassist@xxxxxxxxxxxxx
>>>>>>>>To: <techassist@xxxxxxxxxxxxx>
>>>>>>>>Subject: [TechAssist] Sony LCD proj KF50XBR800 picture intermittent
>>>
>>>on/off
>>>
>>>
>>>>>>>>Date: Fri, 24 Jun 2005 15:42:04 -0500
>>>>>>>>
>>>>>>>>Hi group,
>>>>>>>>am servicing this proj tv it will come on normal for about 1 minute
>>>
>>>then
>>>
>>>
>>>>>>>picture and sound go off, lamp goes out.
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>>Just as it goes out the "standby led" starts blinking, at 30 blinks
>>>
>>>you
>>>
>>>
>>>>>>>heara click (relay) and at 4 more blinks picture and sound are back.
>
> It
>
>>>will
>>>
>>>
>>>>>>>operate about another minute and repeat cycle.
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>>Is this a lamp or ballast problem?
>>>>>>>>I remember seeing something posted about the Sony LCD projection
>
> sets
>
>>>>>>>havingsome ballast modification but I didn't save them.
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>>Please any help would be appreciated
>>>>>>>>
>>>>>>>>Robert
>>>>>>>>tvservice@xxxxxxxxxxxxx
>>>>>>>>H &H Electronics Inc
>>>>
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>
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