Replacing the 4719-001997 DLP Chip in the Mitsubishi WD-73835 RPTV

4719-001997 DLP Chip in the Mitsubishi WD-73835Solve the Mitsubishi white death by installing a new 4719-001997 DLP Chip.

The white spots on your Mitsubishi WD-73835 rear-projector television are caused by a wonr out DMD DLP.

Don’t have your replacement DMD DLP chip yet? Buy the 4719-001997 DLP Chip on line for under $230.

Follow our step-by-step visual guide to replace the 4719-001997 DLP Chip for the Mitsubishi WD-Y577 RPTV.

 

These instructions can also be used for the following Mitsubishi models:

WD-57733, WD-57734, WD-57833, WD-60638, WD-60733,WD-60735, WD-60737,WD-60738, WD-60833, WD-60837, WD-60C8,WD-60C9, WD-65638,WD-65731, WD-65733,WD-65734, WD-65735, WD-65737, WD-65738,WD-65833,WD-65835,WD-65837, WD-65838,WD-65C8,WD-65C9, WD-73638, WD-73640, WD-73733, WD-73734, WD-73735, WD-73736,WD-73737, WD-73738, WD-73833, WD-73835,WD-73837,WD-73838, WD-73840, WD-73C11, WD-73C8, WD-73C9, WD-75837, WD-82737, WD-82738, WD-82838, WD-Y657 WD-C657,WD-Y577.

Equipment needed

  • Electric Philips screwdriver
  • needle nose pliers or a 5mm nut driver
  • antistatic gloves OR plastic gloves used with an antistatic wrist band
  • soft cloth or brush

Part One: Removing the  4719-001997 DLP Chip

 Click on any photo to enlarge.

 

replace 4719-001997 DLP Chip Mitsubishi WD-73835 RPTV

 

4719-001997 DLP Chip replacement
Step 1: Put on the plastic gloves. Loosen all the screws found on the back panel.

 

 

 

 

replace 4719-001997 DLP Chip in the Mitsubishi WD-73835 RPTV

 

4719-001997 DLP Chip replacement

Step 2: Put the screws to the side. Gently remove the back panel.

 

 

 

replace 4719-001997 DLP Chip in the Mitsubishi WD-73835 RPTV

 

4719-001997 DLP Chip replacement

Step 3: Remove the 3 screws holding the lamp engine in place.

 

 

 

replace 4719-001997 DLP Chip in the Mitsubishi WD-73835 RPTV

 

4719-001997 DLP Chip replacement

Step 4: Disconnect all the connectors. Important: don’t yank any cables.

 

 

 

replace 4719-001997 DLP Chip in the Mitsubishi WD-73835 RPTV

 

4719-001997 DLP Chip replacement

Step 5: Carefully slide the light engine from the cabinet.

 

 

 

replace 4719-001997 DLP Chip in the Mitsubishi WD-73835 RPTV

 

4719-001997 DLP Chip replacement

Step 6: Remove the 3 screws holding the color wheel protective cover in it place. Avoid touching any of the optical components as this can affect the quality of your picture.

 

 

 

replace 4719-001997 DLP Chip in the Mitsubishi WD-73835 RPTV

 

4719-001997 DLP Chip replacement

Step 7: Carefully disconnect the cable between the terminal board and lamp.

 

 

 

replace 4719-001997 DLP Chip in the Mitsubishi WD-73835 RPTV

 

4719-001997 DLP Chip replacement

Step 8: Disconnect the cables connecting the color wheel.

 

 

 

replace 4719-001997 DLP Chip in the Mitsubishi WD-73835 RPTV

4719-001997 DLP Chip replacement

Step 9: Loosen the 3 screws holding the cooling unit/fan to the terminal board.

 

 

 

replace 4719-001997 DLP Chip in the Mitsubishi WD-73835 RPTV

4719-001997 DLP Chip replacement

 

Step 10: Remove the cooling unit.

 

 

 

replace 4719-001997 DLP Chip in the Mitsubishi WD-73835

 

4719-001997 DLP Chip replacement

Step 11: Loosen the 2 screws holding the terminal cover in place. (Good time to dust this section).

 

 

 

replace 4719-001997 DLP Chip in the Mitsubishi WD-73835

 

4719-001997 DLP Chip replacement

Step 12: Loosen the 10 screws holding the terminal in place.

 

 

 

replace 4719-001997 DLP Chip in the Mitsubishi WD-73835 RPTV

 

4719-001997 DLP Chip replacement

Step 13: Carefully pop the terminal out of its holder.

 

 

 

replace 4719-001997 DLP Chip in the Mitsubishi WD-73835 RPTV

4719-001997 DLP Chip replacement

Step 14: Unlock the old DLP Chip from the terminal. You may need to loosen the screw on the side or use a flat edged screwdriver to pop it out.

 

 

 

 

Part Two: Replacing the  4719-001997 DLP Chip

 Click on any photo to enlarge.

replace 4719-001997 DLP Chip in the Mitsubishi WD-73835 RPTV

 

4719-001997 DLP Chip replacement

Step 15: Place the new DLP chip into place. Handle the DMD DLP CHIP only by the edges because it is very sensitive to antistatic electricity.

 

 

 

replace 4719-001997 DLP Chip in the Mitsubishi WD-73835 RPTV

 

4719-001997 DLP Chip replacement

Step 16: Put the terminal back into its holder.

 

 

 

replace 4719-001997 DLP Chip in the Mitsubishi WD-73835 RPTV

4719-001997 DLP Chip replacement

Step 17: Tighten the 10 screws holding the terminal in place.

 

 

 

 

replace 4719-001997 DLP Chip in the Mitsubishi WD-73835 RPTV

4719-001997 DLP Chip replacement

Step 18: Tighten the 2 screws on terminal board’s cover

 

 

 

 

replace 4719-001997 DLP Chip in the Mitsubishi WD-73835 RPTV

 

4719-001997 DLP Chip replacement

Step 19: Put the fan unit back on.

 

 

 

replace 4719-001997 DLP Chip in the Mitsubishi WD-73835 RPTV

 

4719-001997 DLP Chip replacement

Step 20: Tighten the 3 screws holding the cooling unit/fan to the terminal board.

 

 

 

replace 4719-001997 DLP Chip in the Mitsubishi WD-73835 RPTV

 

4719-001997 DLP Chip replacement

Step 21: Reconnect the cables connecting the color wheel.

 

 

 

replace 4719-001997 DLP Chip in the Mitsubishi WD-73835 RPTV

 

4719-001997 DLP Chip replacement

Step 22: Reconnect the cable between the terminal board and lamp

 

 

 

replace 4719-001997 DLP Chip in the Mitsubishi WD-73835 RPTV

 

4719-001997 DLP Chip replacement

Step 23: Replace the color wheel protective cover and tighten the 3 screws.

 

 

 

replace 4719-001997 DLP Chip in the Mitsubishi WD-73835 RPTV

 

4719-001997 DLP Chip replacement

Step 24: Re-connect all the cables running from the terminal board and light engine.

 

 

 

replace 4719-001997 DLP Chip in the Mitsubishi WD-73835 RPTV

 

4719-001997 DLP Chip replacement

Step 25: Carefully place the light engine back inside the unit. Tighten the 3 holding the terminal board and light engine in place.

 

 

 

replace 4719-001997 DLP Chip in the Mitsubishi WD-73835 RPTV

 

4719-001997 DLP Chip replacement

Step 26: Put the back panel back onto the TV.

 

 

 

replace 4719-001997 DLP Chip in the Mitsubishi WD-73835 RPTV

 

4719-001997 DLP Chip replacement

Step 27: Tighten all the screws on the back panel.

 

 

 

new 4719-001997 DLP Chip in the Mitsubishi WD-Y577 RPTV

 

 

4719-001997 DLP Chip replacement

 

Enjoy your crisp, clear picture on your Mitsubishi WD-73835.

 

 

 

Learn more about your Mitsubishi WD-73835 RPTV:

7 Tips for extending RPTV lamp life

RPTV Troubleshooting: TV won’t turn on

Consumer Alert: The dangers of RPTV generic lamps

 

 

 

 

Tagged with: , , , , , , ,
Posted in FixYourDLP, Rear Projection TV Lamp Replacement

Leave a Reply

Your email address will not be published. Required fields are marked *

*


6 + = seven

You may use these HTML tags and attributes: <a href="" title=""> <abbr title=""> <acronym title=""> <b> <blockquote cite=""> <cite> <code> <del datetime=""> <em> <i> <q cite=""> <strike> <strong>

Search

Loading

Join the Conversation

Register for the FixYourDLP.com Forums.