Question about Mitsubishi WD-65833 65" HDTV

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DM removal Have service manual in hand; which page(s) actually cover the removal of the DM. In addition, what does the acronym DM stand for? Might help me find the info if I knew what it stood for...

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You will need to remove the entire chassis block as outlined in the manual. DM stands for digital board. It will be listed in the manual as PWB DM its sandwhiched in between other boards inside the chassis . Which is actually a metal box that will need to be disassembled then each board removed to get the DM . The DM is usually the bottom board. I dont have access to the WD65833 sertvice manual, but I am famillar with it. The DLPs are all simallar the entire Chassis block needs to be removed. Hope this helps if you need more info, let me know.

Posted on Apr 08, 2008

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Posted on Jan 02, 2017

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I need a step by step guide with photos of hermes 845gv disassembly


Not trying to sound like a bag of chips, and all that, but your post makes me want to give additional info, that you may not be aware of.

Basing it on this style of 'pizza-box' computer is the most simplest thing to work on, and at computer tech basic 101 level.

FOLLOW Anti-Static Precautions BEFORE you reach inside that computer.

Anti-Static Precautions:
Your body carries Static electricity. Static WILL fry out (Short Circuit), the delicate hardware components inside a computer.

Relieve your body of Static ->BEFORE <- working on your computer, AND -> BEFORE <- taking any new parts out of their anti-static bags, or cartons.

Computer ON a table, computer Unplugged from power, computer case open;
TOUCH an unpainted surface, of the metal frame of the open computer case.
This action will relieve your body of Static.

IF you leave your computer in the middle of working on it, be SURE to Touch the metal frame again upon your return.

I'm looking at the Service Manual in PDF file form, also.

1) If the computer is standing up in a vertical position in the stand, remove it from the stand, place it flat, or horizontal on the table.

Looking at the back you will see the Top Panel removes. There is a formed finger grip handle in the Top Panel on the backside.

Along the edge where this pull handle is located, there are 3 Philips head screws to remove.
One to the Left of the pull handle, and one -> all the way to the Right. (NOT the screw to the immediate Right of the pull handle)

Once these screws are removed, the pull handle is used to pull the Top Cover off.

Pressing at both sides on the plastic Front Panel, releases the rest of the computer case, and it is pulled back, and off.
(U-shape)

There are 2 Philips head screws on the TOP to remove, in order to remove a optical drive. (CD/DVD drive)
This is shown on Page 51 for the PDF file reader.
(3-11 for the actual manual page)

Once the power cable, and data cable, and audio cable, are unplugged from the optical drive, and it is removed, you will find there are 4 to 6 small Philips screws to remove, and the top cover of the optical drive can be removed. There is access to your disk.

If you have a Floppy Drive, and a stuck Floppy, remove the Floppy Drive, open it, and retrieve the Floppy disk.

For additional questions please post in a Comment.

Regards,
joecoolvette

(To save yourself a lot of heartache, I would remove all Ram Memory modules, and reinstall them, when you are finished with the optical drive, or Floppy Drive.

The reason is that they get bumped real easy, and will then have loose connections.

If you remove, and reinstall, you will be ASSURED that the ram memory modules, ('Stick'), are installed tightly, and correctly )

Oct 08, 2012 | Computers & Internet

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2003 Land Rover Range Rover;SES light came on, had it scanned and came back w/code p1453. Can you tell me common symptoms of this code and what a fix may be?


Diagnostic Test Code (DTC) P1453 is a "Manufacturer Specific" code, which means that it is defined only by the manufacturer of the vehicle and does not exist in any standard lists of DTCs, such as the standard SAE J2012 listings.

DTC P1453 for a 2003 Land Rover Range Rover, is defined by the vehicle manufacturer as "DM-TL REFERENCE CURRENT TOO LARGE"

The possible causes listed by the manufacturer are"

> DM-TL Module

Please note that DM-TL is an acronym for "Diagnostic Module - Tank Leak". This is the module that performs the diagnostic testing on your evaporative emissions system.

So, basicly what is happening here, is that the system that was designed to test the system and warn you of an impending failure, is what is actually causing the system to fail.

Jun 13, 2012 | Land Rover Cars & Trucks

1 Answer

HOW DO YOU REMOVE BASE COVER ACER 5230E


Gerry you don't. When the laptop is completely disassembled, you are looking at the Bottom Cover.

You can remove the Bottom Panel, but not the Bottom Cover from the rest of the laptop.
The laptop disassembles from the top down. When finished, all that is left is the Bottom Cover. (Base Cover for this Acer model is Bottom Cover )

Here is a link to a free Service Manual,

http://www.tim.id.au/blog/tims-laptop-service-manuals/#toc-acer

On this page drop down to the subheading - Extensa 365. (365 in Blue)
Go to the next line down, and left-click on - 5230

[ Ignore if you are aware;
This is a PDF file. The computer you are using now has Adobe Reader on it, which uses PDF files.
After you click on the file name (5230) it may take up to 30 seconds, before the first page comes up.

At the top of the PDF file in the header, is the Zoom In icon ( + ), and the Zoom Out icon ( - )
Zoom In increases the view size, Zoom Out decreases the view size.

The PDF file page number box, is to the right of the Down Arrow.
If you know the page you want, you can use the Down Arrow to arrive at it, page by page,

Or,
1) Put your mouse cursor in the page number box, left-click once.
2) Type the page number you want.
3) Press the Enter key.

Or you can use the Bookmarks menu to the left.
Left-click on the + sign to the left of - Machine Disassembly

Advice:
1) USE an ESD wrist strap, and connect it's alligator clip to a good ground source. (I connect to an unpainted surface, of the metal frame of an open, empty desktop computer case )

Average cost is around $3 to $6. Example,

http://www.radioshack.com/product/index.jsp?productId=2103245

Your body carries Static electricity. Static WILL fry out (Short Circuit), the delicate hardware components inside a computer. You may not even see it, or feel it.
Use an ESD wrist strap, and have it connected to a good ground source, and your laptop is safe.
Do Not use one, and you stand the chance of having an expensive doorstop.

2) Use a multi-compartment container, for the various screws you will remove. Label each compartment for the area the screw/s come out of.
SOME screws look VERY similar to other screws. Advise DO NOT mix them up.

3) Make a personal record as you disassemble. Make notes, and drawings. Use a video medium to record. (Phone, digital camera, video recorder. Use good lighting, make legible notes)
Nice to have a Service Manual, but even nicer to have a personal record to refer back to, in case you are interrupted.

For additional questions please post in a Comment.
Regards,
joecoolvette

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1 Answer

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1) Remove ALL power to the laptop.
Remove the AC adapter (Charger) and Battery.

2) Work on a table, follow Anti-Static Precautions.

Anti-Static Precautions: Your body carries Static electricity. Static WILL fry out (Short Circuit) computer hardware components. Relieve your body of Static, Before working on the laptop.

The best method is to use an ESD wrist strap, and connect it to a good ground source.
(Electro Static Discharge. The best ground source is an ESD Anti-Static Mat.
I connect the alligator clip to the metal frame of an empty desktop computer case)

Average cost is $3 to $5, and they can be found in a multitude of stores.
Example of an ESD wrist strap,

http://www.zeph.com/esdwriststraps.htm

Second best method? (Arguable)
Set a large metallic object on the worktable, and touch it before you begin.
{Large metal serving tray? Large metal knickknack?)
If you leave in the middle of working on your laptop, be SURE to touch the metallic object again upon your return.

Here is the download page for a free Service Manual in PDF file format,

http://www.tim.id.au/blog/tims-laptop-service-manuals/#toc-acer

On this page go to the heading that starts with - Aspire 1200.
Now down to the line that starts with - 5738DZG, and then to the third one over - 5738Z
Left-click on 5738Z.

This is a PDF file. It may take 30 seconds before you see the first page come up, and additional time may be needed for the file to fully download.

At the top of the PDF file is the page number box. It is to the right of the Down Arrow.
This is the page number I will be referring to, and not the actual manual page.

Removing the LCD Module. (Display Assembly) Page 69

SD Dummy Card Page 55

Ram Memory Module/s (DIMM Module/s) Page 56

Back Cover Page 57

Harddrive Page 58

WLAN Module/s Page 61
[ NOTE* Pay particular attention to the wires, and where they connect to. Make an identifying mark on each if you need to, and/or notes ]

Optical Drive Page 63

Middle Cover Page 66

Keyboard Page 68

For any additional questions, or problems you may have occurring along the way, state in a Comment.

Regards,
joecoolvette

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1 Answer

I am trying to remove the tv stand base off my 42lg30. Can someone please help!


DETACHMENT
Carefully place the TV screen side down on a
cushioned surface to protect the screen from
damage.

Loose the bolts from TV.
you can view a larger image by clicking on this link then selecting the Manual on the right hand side
the information you will need is on page 13 of the manual
http://www.lg.com/us/tv-audio-video/televisions/LG-lcd-tv-42LG30.jsp

Detach the stand from TV.
After removing the stand, install the included
protection cover over the hole for the stand.
Press the PROTECTION COVER into the TV
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1 Answer

On my WS-55511 TV, after a power interruption, will not power up. All i get is a continuos blinking green light.I tried unpluging the tv several times, no luck.


Good Day,

LED does not stop blinking after plug in. Check for 12 volts at connect or PF pin 10 and 28 volts at connector PF pin 11, (on the board on the right hand side, but on the left side of board towards the back of TV). If the supplies are correct suspect a problem in the DM Assembly (part # 955C230002). Part is not available for replacement.

Check C9B01, C9B02, C9B03, C9B13, C9B14, C9B17 and C9B18 (1000 UFD, 16V, 105C) on the DM Power PCB located within the DM Assembly. If they are bad or not, replace them all with part # 181P734030 (680 UFD, 16V, 105C).


The DM (Digital Module) Assembly is located on the extreme left of the chassis from the back. It is standing in a vertical position. Remove cover and you see the Cap’s in one corner of the inside PCB.

Good Luck, Big IRISH.

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1 Answer

Hi Mike re: GA-8PE800 M./B. what does the BGA


Depending on what you're doing, it actually has a number of different meanings for different fields. Here's a list of Acronyms for it.

BGA Acronym list.

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1 Answer

WD-65833


The Main Board contains the DM circuitry and does not fail in the same way as it's predecessors. What is the unit doig?

Apr 29, 2008 | Mitsubishi WD-65833 65" HDTV

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