MODELS: WD-73640 / WD-73740 / WD-73840 / WD-73C11 / WD-73CA1 / WD-82740 / WD-82840 / WD-82CB1 / WD-92840 Digital Light Processing®, Digital Micro Mirror Device and DLP® are Trademarks of Texas Instruments. HDMI, the HDMI logo and High-Definition Multimedia Interface are trademarks or registered trademarks of HDMI Licensing, LLC.. Page 4...
MODELS: WD-73640 / WD-73740 / WD-73840 / WD-73C11 / WD-73CA1 / WD-82740 / WD-82840 / WD-82CB1 / WD-92840 INTRODUCTION This service manual provides service instructions for the V45C, V45, V45CA, V45+, V45CB and V45++ chassis types. The specific models for each chassis type, dimensions and weight are listed below. Service personnel should read this manual thoroughly before servicing these chassis.
MODELS: WD-73640 / WD-73740 / WD-73840 / WD-73C11 / WD-73CA1 / WD-82740 / WD-82840 / WD-82CB1 / WD-92840 SAFETY PRECAUTIONS NOTICE: Observe all cautions and safety related notes located inside the receiver cabinet and on the receiver chassis. WARNING: 1. Operation of this receiver outside the cabinet or with the cover removed presents a shock hazard from the receiver's power supplies.
MODELS: WD-73640 / WD-73740 / WD-73840 / WD-73C11 / WD-73CA1 / WD-82740 / WD-82840 / WD-82CB1 / WD-92840 PWB-BALLAST REMOVAL Note: To remove the PWB-BALLAST, it is not necessary to remove the Engine or Lamp Cartridge. 1. Release the Latch to lift the PWB-BALLAST up from the mounting bracket. 2.
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MODELS: WD-73640 / WD-73740 / WD-73840 / WD-73C11 / WD-73CA1 / WD-82740 / WD-82840 / WD-82CB1 / WD-92840 OPTICAL ENGINE ASSEMBLY REMOVAL (Continued) 1. Disconnect the PE and J12 connectors from the Engine. 2. Remove screws (A). 3. Slide the Engine Assembly back out of the cabinet. J12 (LVDS) (Engine Power) OPTICAL ENGINE ASSEMBLY - Disassembly...
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MODELS: WD-73640 / WD-73740 / WD-73840 / WD-73C11 / WD-73CA1 / WD-82740 / WD-82840 / WD-82CB1 / WD-92840 Duct Interior Components Duct Interior Components are shown below. Notes: When replacing the Optical Engine, transfer all Duct and Duct Interior Components from the old Engine to the new Engine.
MODELS: WD-73640 / WD-73740 / WD-73840 / WD-73C11 / WD-73CA1 / WD-82740 / WD-82840 / WD-82CB1 / WD-92840 Lower Duct Removal 1. Remove the Lamp Cartridge, Top Cover, Exhaust Fan and Sirocco Fan. 2. Disconnect the HV Lamp Wiring from the Ballast and loosen it from the guides. 3.
MODELS: WD-73640 / WD-73740 / WD-73840 / WD-73C11 / WD-73CA1 / WD-82740 / WD-82840 / WD-82CB1 / WD-92840 PROJECTION LENS REPLACEMENT CAUTION: Any dust or fingerprints in the optics can cause abnormalities in the picture. This procedure should be performed in a dust free environment. Wear lint free cotton or rubber gloves while performing this procedure.
MODELS: WD-73640 / WD-73740 / WD-73840 / WD-73C11 / WD-73CA1 / WD-82740 / WD-82840 / WD-82CB1 / WD-92840 COLOR WHEEL REPLACEMENT CAUTION: This procedure should be performed in a dust free environment. Any dust entering into the optical compartment can cause abnormalities in the picture. 1.
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MODELS: WD-73640 / WD-73740 / WD-73840 / WD-73C11 / WD-73CA1 / WD-82740 / WD-82840 / WD-82CB1 / WD-92840 SCREEN REPLACEMENT 73” Models (continued) Screen Removal From the Bezel-Front 1) Remove screws (A) and remove the top, bottom and side rails. NOTE: The number and location of screws vary by model.
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MODELS: WD-73640 / WD-73740 / WD-73840 / WD-73C11 / WD-73CA1 / WD-82740 / WD-82840 / WD-82CB1 / WD-92840 SCREEN REPLACEMENT 73” Models (continued) 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.
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MODELS: WD-73640 / WD-73740 / WD-73840 / WD-73C11 / WD-73CA1 / WD-82740 / WD-82840 / WD-82CB1 / WD-92840 SCREEN REPLACEMENT 82” & 92” Models (continued) 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.
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MODELS: WD-73640 / WD-73740 / WD-73840 / WD-73C11 / WD-73CA1 / WD-82740 / WD-82840 / WD-82CB1 / WD-92840 SCREEN REPLACEMENT 82” & 92” Models (continued) Lenticular Screen and Fresnel Lens Disassembly 1. Remove the HOLDER-SCREEN from the top, bottom and sides. 2.
MODELS: WD-73640 / WD-73740 / WD-73840 / WD-73C11 / WD-73CA1 / WD-82740 / WD-82840 / WD-82CB1 / WD-92840 SERVICE PROCEDURES REMOTE CONTROL NOTE: The Remote Controls differ between Type 1 and the Type 2 models. TYPE 2 TYPE 1 V45+ V45++ V45CB V45C...
MODELS: WD-73640 / WD-73740 / WD-73840 / WD-73C11 / WD-73CA1 / WD-82740 / WD-82840 / WD-82CB1 / WD-92840 OPTION MENU OPTION MENU 1. Press the
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MODELS: WD-73640 / WD-73740 / WD-73840 / WD-73C11 / WD-73CA1 / WD-82740 / WD-82840 / WD-82CB1 / WD-92840 DIGITAL SIGNAL INFORMATION Information on the currently selected digital channel can be displayed on screen. 1. Enter the Option / Service Menu <2-4-7-0>. Option Menu <2-4-7-0>...
MODELS: WD-73640 / WD-73740 / WD-73840 / WD-73C11 / WD-73CA1 / WD-82740 / WD-82840 / WD-82CB1 / WD-92840 RESET / INITIALIZATION SERVICE TIP: Many symptoms that are customer generated, intermittent or cannot be verified can be resolved by using the various Reset and Initialization options.
MODELS: WD-73640 / WD-73740 / WD-73840 / WD-73C11 / WD-73CA1 / WD-82740 / WD-82840 / WD-82CB1 / WD-92840 LED INDICATIONS AND SELF DIAGNOSTICS The front panel Status LED provides an indication of the set’s operation and the possible cause of a malfunction. NORMAL INDICATIONS STATUS LED Indication Condition...
MODELS: WD-73640 / WD-73740 / WD-73840 / WD-73C11 / WD-73CA1 / WD-82740 / WD-82840 / WD-82CB1 / WD-92840 ERROR CODES Error Codes, descriptions and the most likely cause of failure are listed below: ERROR CODES Code Description Most Likely Cause Loss of 12V from PWB-POWER to Engine / I2C Communication loss between TV Micro and Engine Check PE &...
MODELS: WD-73640 / WD-73740 / WD-73840 / WD-73C11 / WD-73CA1 / WD-82740 / WD-82840 / WD-82CB1 / WD-92840 SPEAKER TRANSDUCER AND SPEAKER FREQUENCY TEST (V45++ Only) These procedures will test the TV’s speakers using an internal tone generator. 1. Press the button on the remote control. The Customer Menu will appear. 2.
MODELS: WD-73640 / WD-73740 / WD-73840 / WD-73C11 / WD-73CA1 / WD-82740 / WD-82840 / WD-82CB1 / WD-92840 SERVICE ADJUSTMENTS Service Adjustments include Adjustment Procedures and Data Transfer Functions. Electrical Adjustments (there are no mechanical adjustments) • Horizontal and Vertical Centering Adjustment •...
MODELS: WD-73640 / WD-73740 / WD-73840 / WD-73C11 / WD-73CA1 / WD-82740 / WD-82840 / WD-82CB1 / WD-92840 ADJUSTMENT PROCEDURES Horizontal and Vertical Position Adjustment 1. Enter the Service Menu <2-4-5-7>. > 2. Select the Geometry Test Pattern shown <2> or <...
MODELS: WD-73640 / WD-73740 / WD-73840 / WD-73C11 / WD-73CA1 / WD-82740 / WD-82840 / WD-82CB1 / WD-92840 Manual Geometry Alignment 1. Entering the Manual Geometry Alignment Mode 1. Activate the Service Mode <2-4-5-7>. 2. From the Service Menu, press the <0> button. The Data Transfer & Geometry Menu will appear. Type 2 Data Transfer &...
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MODELS: WD-73640 / WD-73740 / WD-73840 / WD-73C11 / WD-73CA1 / WD-82740 / WD-82840 / WD-82CB1 / WD-92840 2. Manual Geometry Alignment Note: Upon entering the Manual Geometry Alignment Mode the first time, the geometry may appear distorted because all factory geometry correction is automatically disabled. Press to quit and re-enable the factory geometry correction.
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MODELS: WD-73640 / WD-73740 / WD-73840 / WD-73C11 / WD-73CA1 / WD-82740 / WD-82840 / WD-82CB1 / WD-92840 /> Repeat the process of pressing or < to display the 15 different preset amounts of correction to the Top-Center Red Line. When you find the pattern with the straightest line, press
MODELS: WD-73640 / WD-73740 / WD-73840 / WD-73C11 / WD-73CA1 / WD-82740 / WD-82840 / WD-82CB1 / WD-92840 DATA TRANSFER FUNCTIONS Data Transfer Service Data is duplicated and stored in separate EEPROMs in two locations. PWB-MAIN - Working Service Data for TV operation ...
MODELS: WD-73640 / WD-73740 / WD-73840 / WD-73C11 / WD-73CA1 / WD-82740 / WD-82840 / WD-82CB1 / WD-92840 Using Lead Free Solder Pb Solder The symbol shown above indicates Lead (Pb) Free Solder was used during the construction of PWBs. Only Lead Free Solder should be used when servicing these PWBs.
MODELS: WD-73640 / WD-73740 / WD-73840 / WD-73C11 / WD-73CA1 / WD-82740 / WD-82840 / WD-82CB1 / WD-92840 Chip Parts Replacement Some resistors, shorting jumpers (0 Ohm resistors), ceramic capacitors, transistors and diodes are chip parts. The fol- lowing precautions should be taken when replacing these parts. Cautions: 1.
MODELS: WD-73640 / WD-73740 / WD-73840 / WD-73C11 / WD-73CA1 / WD-82740 / WD-82840 / WD-82CB1 / WD-92840 REPLACEMENT PARTS Safety Critical Parts Designation Safety Critical Components are indicated in the Parts List by Bold Type and a Symbol. ...