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Archive through June 28, 2006Bob OKeeffe100 2006-06-28  10:47 ET
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Archive through August 14, 2005Mr. Lynch100 2005-08-14  22:36 ET
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Author Thread: JVC HD52Z575 D-ILA TV
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Bronze Member
Username: Jwj356

San Mateo, California
USA

Post Number: 13
Registered: Mar-06
Edit Post

For DSchell, this method has been posted elsewhere.

Go to the Service Menu (I assume you know how to do that). Push 4 on your remote (not the usual 3). Scroll to D70. Record the number (it might be 0, 1, 2, 3, etc.). Scroll to D71. Record the number (it will be in the range of 0-255). Multiply the D70 number by 256 and then add the D71 number. For example, 3 and 155. (3x256)+ 155 = 768 + 155 = 923. This is the number of hours since the last time the bulb timer was reset.
Relevant Product Info
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New member
Username: Dschell

Post Number: 2
Registered: Jun-06
Edit Post

Thanks for the email, Bob!

John,

Following your instructions I find:

D070 14
020 14 0001 0100

D071 05
005 05 0000 0101

So, if I am doing the math right, I have 5125 hours on my original lamp and it is still buring bright. I guess that makes me lucky.
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Bronze Member
Username: Jwj356

San Mateo, California
USA

Post Number: 17
Registered: Mar-06
Edit Post

I forgot about the leading zeroes. My D070 reads 002 which means I've accumulated 512+. If yours reads 020 it must mean you've accumlated 5120+ hours. Based on your purchase date you've used it for about 22 months which comes out to about 5353 hours. That seems to check.

If the repair company allows for it, you should consider keeping your present lamp as a spare.

John
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New member
Username: Rich123

Elgin, IL

Post Number: 1
Registered: Jul-06
Edit Post

Hi - my first post. RED MIRROR IMAGE PROBLEM.

I have a JVC 52Z575 HD-ILA TV. Build date is November 2004. Serial #: 16981xxx.

In the last 2 weeks, intermittently, I get an exact mirror image that is red (the other image has converged GB together (as far as I can tell). The mirror images are reflected across a vertical center line (no line is showing). Essentially if the GB image is facing left and moving left, the Red image will be facing right and moving right. If I turn the TV off, the cable box off, turn off the power strip to the TV (& other electronics) off as well and then power up everything, the problem (most of the time) goes away. Pretty wierd to watch.

Any help / suggestions regarding this problem would be most appreciated.

HISTORY: When the HD-ILA set was about 10 months old, the set developed a divergence (i.e. RGB were ofset about 1" from each other). JVC sent a local repair person to my house where he took the TV, fixed it (said they needed to do convergence) and returned it (fixed).

Also, could someone (Mr. Lynch?) send me a service manual for the JVC HD52Z575 D-ILA TV - richpoole@wideopenwest.com

Thanks!
Rich
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Bronze Member
Username: Tvshopper

Post Number: 28
Registered: Mar-06
Edit Post

Rich,

You have a light engine failure. I had the exact same problem and it was fixed through light engine replacement.
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Bronze Member
Username: Ahseng

Bay Area, CA
USA

Post Number: 16
Registered: Jan-05
Edit Post

Rich Poole:
I just noticed this morning the same problem you described. I powered cycle the TV and it fixed the image problem. I am sure the problem will happen again. FYI, a few weeks ago I noticed a convergence problem with the red and blue color. I was able to fixed it by getting into the TV's service menu and adjusted the convergence knobs. Now with the red mirror image problem, I am sure there is a serious problem with my TV. I bought the TV about 14 months ago. Fortunately I purchased the Best Buy warranty.
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New member
Username: Rich123

Elgin, IL

Post Number: 2
Registered: Jul-06
Edit Post

ahseng,

Sounds like the same problem. I would be able to fix it with a power cycle (for awhile). Now, it does not fix it.

I have a JVC Authorized Service guy coming tomorrow to check it out. I'll let you know how it turns out.

Regards,
Rich
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New member
Username: Rich123

Elgin, IL

Post Number: 3
Registered: Jul-06
Edit Post

Update: Repair guy called and said that there is a SW Jig that they need to order from JVC in order to update the software to fix the problem and that I most likely do not require a new light engine. He expects to get it in later this week/early next week and reschedule trip to my house.

More later.

Regards,
Rich
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Bronze Member
Username: Ahseng

Bay Area, CA
USA

Post Number: 18
Registered: Jan-05
Edit Post

A JVC authorized service guy called me today. I described the problem to him and he thinks it is the light engine. We set up an appointment for him to come out to check the TV next week. He called later to tell me that he had order a LE and an optical block (what is that?). It is a refurbished LE and is on back order. It supposed to arrive end of this month. I mentioned about the software fix. He think it is possible but he would have to order the sw jig and it will take longer to arrive.

If the sw update does fix the problem it seems to me it is a better option than to replace the original LE with a refurbished one. Any thought? Thanks.
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New member
Username: Rich123

Elgin, IL

Post Number: 4
Registered: Jul-06
Edit Post

The JVC authorized guy I am talking with ordered the SW Jig on Monday and received it by Thursday, but we do live about 15-20 miles from a JVC authorized factory facility.

The guy is supposed to come out this afternoon. I'll let you know what he does.

Regards,
Rich
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Bronze Member
Username: Tvshopper

Post Number: 30
Registered: Mar-06
Edit Post

Just to satisfy my curiosity....what is a "software jig?" Anyone know?
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Bronze Member
Username: Shawn_murphy

Post Number: 17
Registered: Mar-06
Edit Post

It's when software does a little dance...
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New member
Username: Rich123

Elgin, IL

Post Number: 5
Registered: Jul-06
Edit Post

Update:

The JVC Authorized Service center sent 2 guys to come fix the my HD-52Z575PA with the reverse Red Image problem today. They brought a SW Jig which they used to make the software dance. ;)

Actually, the jig was a 4"x4" PC board with several connectors on it, plus an external AC/DC power adapter. They connected the SW Jig to a PC they brought with them and to the back of my TV (after removing the back panel). Then they updated the SW on the control board in my TV. After testing the TV to verify the problem was fixed, they reinstalled the back panel and reconnected my TV to my cable box, DVD player, etc. The update only took about 10 minutes, the visit about 20 minutes total. Fixed the problem, without replacing the Light Engine.

The JVC Authorized Service Center got the SW Jig in less than a week from JVC. They did note that the first time they updated another HD-ILA TV earlier that day, it took 3 SW loads from JVC to get it right. My TV worked with only the latest SW they received.

So, problem fixed. The SW Jig and SW update fixed the Reverse Red Image problem.

Thanks to all of those who helped - much appreciated.

Regards,
Rich
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New member
Username: Justfish

Riverside, CA
USA

Post Number: 1
Registered: Jul-06
Edit Post

I have a JVC HD52G786 with Directv HD. I have two problems, the main problem is if I use HDMI when I switch channels the screen goes snowy first and then the picture blips before coming in but if I use S-video this does not happen. I thought it was the Directv but I was sent a new box and still have same problem. Also the volume is lower on HD channels vs. non HD is this normal?
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Bronze Member
Username: Tvshopper

Post Number: 31
Registered: Mar-06
Edit Post

Daniel Fish,

I believe that the channel switching problem is due to the tuner box for DirectTV. Do you have the output of that box set to 720p? If not it is probably the scaler in the box. If you do, I believe it to be something else there. You don't want to use S-video because you will not get the quality you want. Have you tried it through the component cables? Maybe it will work better that way.

Regarding the difference in sound level. I notice various sound level differences on the HD channels I get through Charter cable. I don't know if it is from the channel itself or from the cable. But there are definite and dramatic differences for sure.
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New member
Username: Justfish

Riverside, CA
USA

Post Number: 2
Registered: Jul-06
Edit Post

I have put the output to 720p and 1080i to no avail. The problem is only there when I use the HDMI cable, it switches normal with both S-video and component
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Bronze Member
Username: Tvshopper

Post Number: 34
Registered: Mar-06
Edit Post

Then it could be an HDMI "handshake" issue. In other words, an incompatibility between HDMI interfaces. Why not just hook it up via component if it works that way?
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New member
Username: Dschell

Post Number: 3
Registered: Jun-06
Edit Post

Daniel,

When was your JVC built? I have a Model HD-52Z575 built in June 2004. My HR10-250 was a very early model as well. When I was first using them, things were fine until I shut off the JVC. The next time I turned it on I would get a blank screen on the JVC. Cycling the power on the HR10-250 would bring the picture back.

It turns out that there was something amis in the HDMI board in the JVC. JVC sent someone out to fix it, and the problem went away. Granted, this was in probably August of 2004, but it does show that sometimes the answer is pretty straight forward.

I wish you luck with finding the solutions.
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Bronze Member
Username: Fkubick

Post Number: 18
Registered: Jan-05
Edit Post

Mirror image on screen

If you look back to May 24 you'll see the pictures I posted of the problem I was having at the time. At first I thought it was the light engine but then I was told there was a software fix--a Jig--that would solve the problem. Well, it took this long to get the Jig but they came and installed the software this morning and it seems to be working fine. Talked to the guy who came and he said the original solution to the problem was to replace the light engine but that JVC had found a software solution and that was how they were fixing it now. He also said that once the problem was fixed this way (SW) it stayed fixed. Finally, he said the G series had the same problem but there was no SW fix at this time (FYI).
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Bronze Member
Username: Soitgos

Post Number: 19
Registered: Dec-04
Edit Post

Can anyone tell me how to change the bars on the sides of 4:3 aspect from gray to black on a 52z585. I thought I read sometime back that this could be done. When I was using Direct TV I could change it in the receiver but not with Insight.
Thanks
Jim
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Bronze Member
Username: Jwj356

San Mateo, California
USA

Post Number: 25
Registered: Mar-06
Edit Post

I tried for months to find out a way (52G886). Then I found a solution with my Dish Network set-up. So, my solution was similar to yours.

John
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Bronze Member
Username: Soitgos

Post Number: 20
Registered: Dec-04
Edit Post

Could someone please send me the service manual. I tried the link that was posted back in April but it keeps timing out.
Thanks
Jim
soitgos@yahoo.com
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Bronze Member
Username: Ahseng

Bay Area, CA
USA

Post Number: 19
Registered: Jan-05
Edit Post

Update on my red mirror image problem on my JVC TV.

The technician came in this moring with a refurbished LE. Before he replaced the LE, he called the JVC to consult with them about the software fix (I mentioned the sw fix to him). The JVC confirmed that the software is a solution. But given the situation that since the replacement LE is here already and it has the latest software upgrade, it makes sense to replace the LE. The alternative is to order the sw jig and ship the TV back to the shop to have it upgrade it there - the technician does not carry laptop around, unlike the JVC tech. The technician also mentioned that with the refurbished LE, it will have all the latest upgrade and fixes.

Anyway the TV is fixed now with the refurbished LE. Thanks.
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Bronze Member
Username: Crashnash

Post Number: 13
Registered: Jul-06
Edit Post

To Current and Futher Posters at this sight.

Recommend you go to the JVC D-ILA VERY Short Bulb life "ecoustics" sight and read all the postings of TVshopper. This will provide you adequate information to make a determination as to the credibility and validity of his postings in here. Also, it may provide you an opinion on the validity of JVC goal toward customer satisfaction.

CrashNash
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Gold Member
Username: Mr_lynch

Seattle, WA

Post Number: 1025
Registered: Sep-04
Edit Post

just keeping the thread alive.

I've had my JVC HD52z585 for 2 years now and I still love it! I"m on my 3rd bulb (all covered under warranty) but I really love my set. Thousands of hours of TV, DVDs and Videogames and the picture still looks as good as day 1. I'm very glad I chose to go with this JVC!

Now bring on some NFL!!!
Upload
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Silver Member
Username: Wearenotalone69

Post Number: 475
Registered: Aug-05
Edit Post

RE: To Current and Futher Posters at this SITE.

Recommend you go to the JVC D-ILA VERY Short Bulb life "ecoustics" site and read all the postings of TVshopper. http://forum.ecoustics.com/bbs/messages/2/176314.html
This will provide you adequate information to make a determination as to the credibility and validity of his postings in here. Also, it may provide you an opinion on the validity of JVC goal toward customer satisfaction.

CrashNash
* * * * *

Roger... Don't pay any attention to Tvshopper.
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Bronze Member
Username: Motliek

IN
USA

Post Number: 14
Registered: Jan-05
Edit Post

Now on my 2nd JVC 52in(light engine died in previous) - HD-52G787. I now have an eggshaped shadow in the lower left corner. JVC CS informed me to call it in and have a service person look at it. Anyone run into this?
Thanks,
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New member
Username: Bob_ok

Post Number: 4
Registered: Jun-06
Edit Post

Hello all,

Where to start, well first I have to say we love our brand new JVC 52 inch tv. However I will say I'm very sad by the very poor amout of time we where able to use it before the bulb blew. We have had it 2 months now and today when I came home and turned it on it just didn't seem to have the same bright picture that we have gotten used to. After about 30 seconds of this somewhat dark picture I heard a popping sound and then the blinking lights from hell. The good news is the retailer i got it from messed up a few times already and since they really want to make it up to me they are giving me a loner tv of the same size and tell me the new bulb will be expressed in as little as 2 or 3 days. So to sum it up tv nice so far store service is great but will add when I tried to go through a JVC repair place for the parts I was put on hold so long I hung up and went right to the store we got it from. Moral of this store is I really didn't think I could ever need it this soon but i wish I had grabed that bulb from ebay for $150.

Have a nice day,

Bob OK
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New member
Username: Fentz

Post Number: 1
Registered: Aug-06
Edit Post

I've got a Jvc Hd-56g786 which has a audio problem. When inputing a signal from my dish dvr (Dvi to HDMI cable and analog audio in), I get a short audio dropout every 2 seconds. I have tried other audio sources and they all do it (it is the tv doing it) however all other inputs check fine.
Anyone heard of this problem?

Also Mr. Lynch, if I could also get service manual.

Thank you.
fentz30@yahoo.com
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New member
Username: Pinchhitter

California

Post Number: 4
Registered: Mar-06
Edit Post

I have a similar problem but it only occurs with the HDMI digital audio. All my other audio inputs are functional. I have the same model TV as you, with a Dish VIP 211. I had the receiver replaced once but the replacement has the same problem. I lose audio completely after I change the channel once on the receiver. I have to use the optical digital out from the Dish 211 into my setero receiver. I was also able to use the HDMI for video only along with audio jacks out. I know the Dish receivers have audio/video issues.
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New member
Username: Suess

Cleveland, Ohio
USA

Post Number: 1
Registered: Aug-06
Edit Post

I bought mine used from BB in January - have loved LOVED my tv and theatre system I got from them... I have recently had BB out for service as I seem to have dirt stuck behind the surface of the screen. I noticed it first when I went to shoe away a little fly only to realize HE WAS IN MY SCREEN!! Anyways- he is dead and now in the corner along with a few specs of dirt on the upper and lower corners of the screen.. BB asked me the golden question "Does it impare your viewing area of the television" OH YES IT DOES!! so they sent someone out - who said he ain't messin with trying to clean it - and ordered a new screen for me.. but again I LOVE MY TV!!

And Mr. Lynch - service manual eh? May I have a copy please?
jmartinkul@hotmail.com

THANK YOU!
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New member
Username: Suess

Cleveland, Ohio
USA

Post Number: 2
Registered: Aug-06
Edit Post

oh.. sry.. i have the hd52z575
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Gold Member
Username: Mr_lynch

Seattle, WA

Post Number: 1027
Registered: Sep-04
Edit Post

Joseph-
Hotmail accounts corrupt the service manual. DO you have another email address?
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New member
Username: Suess

Cleveland, Ohio
USA

Post Number: 3
Registered: Aug-06
Edit Post

hows about jkulcsar@sbcglobal.net

thats now through at&t.. should work, yes?
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Gold Member
Username: Mr_lynch

Seattle, WA

Post Number: 1028
Registered: Sep-04
Edit Post

On the way. Sorry for the delay.
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New member
Username: Lm1970italy

Post Number: 2
Registered: Mar-06
Edit Post

Hi there, i have a JVC HD61Z575, the light engine was replaced about 2-3 months ago, now i shut the tv off this morning and try to turn it back on this afternoon and the only thing i get is the red and blue light on my panel flashing, any suggestion? or does anyone know whats going on with it?
thanks in advanced
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Bronze Member
Username: Tvshopper

Post Number: 53
Registered: Mar-06
Edit Post

The bulb is burned out.
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New member
Username: Lm1970italy

Post Number: 3
Registered: Mar-06
Edit Post

Can i buy the light bulb anywhere like best buys or circuit city or does it have to come from jvc?
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Bronze Member
Username: Mthom

Post Number: 60
Registered: May-05
Edit Post

Well, it's been a long time since I've posted here. I've had my 61z786 for over a year now with no problems (and from the sound of it, I'm lucky my bulb is still going strong).

My question is about a UPS backup. I was living in CA where I didn't have to worry about power interruptions, but I've moved to Texas where power outages are common with the thunderstorms. So, I'm in the market for a UPS backup. I only need it for the TV itself (and only to survive the cooldown of the lamp). In my future setup, all of my other equipment will be centrally located and on another backup source.

Any recommendations?
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