Friday, October 17, 2014

HOW TO REPLACE LAMP BALLAST - DEFAULT SETTING VALUES - MITSUBISHI DLP PROJECTION TVs

Lamp ballast Removal – Lenticular screen & Fresnel  lens – Initial set-up _ Default data values.
MITSUBISHI WD-52525 - WD-52725 - WD-52825 - WD-62525 - WD-62725 - WD-62825 - DIGITAL LIGHT PROCESSING [DLP] PROJECTION TV
To remove the chassis, the two connectors to the Lamp Ballast must be disconnected at the Lamp Ballast.
Accessing & Disconnecting the Lamp Ballast
Removing the Right Support
Remove the 3 screws shown.
SERVICING THE LENTICULAR SCREEN AND FRESNEL LENS
CAUTION: Wear gloves when handling the Lenticular Screen and Fresnel Lens.  This prevents cuts and finger prints. Do not place Fresnel Lens in the sun.  This may cause fire and heat related injuries.
Lenticular Screen and Fresnel Lens Removal
1) Remove the screen assembly shown in the Cabinet Disassembly procedure.
2) Remove the four screws (a) to remove the bottom of the SCREEN-FRAME-BOTTOM .
3) Carefully slide the Lenticular Screen and Fresnel Lens combination from the Screen Frame assembly
Note: When separating the Lenticular Screen from the Fresnel Lens, use caution while prying the Screen and Lens apart. Use a slot type screw driver, and remove the pressure sensitive double sided tape.
Lenticular Screen and Fresnel Lens Installation
Note: Store the Lenticular Screen and Fresnel Lens in a cool dry place. High heat and humidity may deform the Lenticular Screen and Fresnel Lens.
1) Apply double coated tape (Part #LENS-TAPE) along the top rear edge of the Lenticular Screen, as shown.
2) Place the Fresnel Lens on top of the Lenticular Screen and apply pressure at the top edge to bond them together.
3) Reverse the Screen Removal procedure to insert the screens in the Screen Frame 
Assembly.
INITIAL SETUP: OPTION MENU
* Press the “MENU” button on the remote hand unit.
* Press the buttons “2”, “4”, “7” and “0” in order.  (The screen will change to the option menu.)
A/V Memory
Each of the external inputs has its own Audio/Video Memory. A change in an A/V setting at a specific input is stored in memory for that specific input.
A/V Reset
The AV Memory Reset in the user’s menu initializes the selected input’s A/V Memory.
Remote Control Operational Modes
There are two Remote Hand Unit Operational Modes, “Standard” and “Net Command”. The Remote is initially in the “Standard” mode. The “Net Command” mode is used when controlling Home theater devices using Net Command. 
To change the Remote Operational Mode
* Set the Remote to the TV Layer • Point the Remote away from the TV. • To change to “Netcommand” ... Hold the “Power” button and press “9-3-5” in sequence.
* To change to “Standard” ... Hold the “Power” button and press “0-0-0” in sequence.
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