MODELS: WD-60C9 / WD-65C9 / WD-73C9 / WD-60737 / WD-65737 / WD-73737 / WD-82737 WD-65837 / WD-73837 / WD-82837 INTRODUCTION This service manual provides service instructions for the V41C, V41 and V41+ 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-60C9 / WD-65C9 / WD-73C9 / WD-60737 / WD-65737 / WD-73737 / WD-82737 WD-65837 / WD-73837 / WD-82837 SAFETY PRECAUTIONS NOTICE: Observe all cautions and safety related notes located inside the receiver cabinet and on the receiver chassis. WARNING: Operation of this receiver outside the cabinet or with the cover removed presents a shock hazard from the receiver's power supplies.
MODELS: WD-60C9 / WD-65C9 / WD-73C9 / WD-60737 / WD-65737 / WD-73737 / WD-82737 WD-65837 / WD-73837 / WD-82837 CHASSIS REMOVAL & DISASSEMBLY (Continued) TOP CHASSIS BRACKETS Top Chassis Brackets Removal NOTE: Removal of the Power Supply Shield and PWB-POWER is not required to remove the Top Chassis Brackets.
MODELS: WD-60C9 / WD-65C9 / WD-73C9 / WD-60737 / WD-65737 / WD-73737 / WD-82737 WD-65837 / WD-73837 / WD-82837 PROJECTION LENS REPLACEMENT PROJECTION LENS REPLACEMENT PROCEDURE CAUTION: Any dust or fingerprints in the optics can cause abnormalities in the picture.
MODELS: WD-60C9 / WD-65C9 / WD-73C9 / WD-60737 / WD-65737 / WD-73737 / WD-82737 WD-65837 / WD-73837 / WD-82837 SCREEN REPLACEMENT 60”, 65” & 73” Models Screen Assembly Removal and Replacement 1) Open the front control panel door. (V41+ Only) Pull away Speaker Covers followed by Center Escutcheon.
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MODELS: WD-60C9 / WD-65C9 / WD-73C9 / WD-60737 / WD-65737 / WD-73737 / WD-82737 WD-65837 / WD-73837 / WD-82837 Screen Removal From the Bezel-Front 1) Remove screws (A) and remove the top, bottom and side rails. 2) Lift the Fresnel Lens and Lenticular screen from the Bezel-Front.
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MODELS: WD-60C9 / WD-65C9 / WD-73C9 / WD-60737 / WD-65737 / WD-73737 / WD-82737 WD-65837 / WD-73837 / WD-82837 SCREEN REPLACEMENT 60”, 65” & 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.
MODELS: WD-60C9 / WD-65C9 / WD-73C9 / WD-60737 / WD-65737 / WD-73737 / WD-82737 WD-65837 / WD-73837 / WD-82837 SCREEN REPLACEMENT 82” Models Front Cover and Pedestal Removal 1) Remove screws (A) around the bottom rear edge. 2) Open the front control panel door and remove screws (B).
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MODELS: WD-60C9 / WD-65C9 / WD-73C9 / WD-60737 / WD-65737 / WD-73737 / WD-82737 WD-65837 / WD-73837 / WD-82837 SCREEN REPLACEMENT 82” 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.
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MODELS: WD-60C9 / WD-65C9 / WD-73C9 / WD-60737 / WD-65737 / WD-73737 / WD-82737 WD-65837 / WD-73837 / WD-82837 SCREEN REPLACEMENT 82” Models (continued) Lenticular Screen and Fresnel Lens Disassembly 1) Remove the HOLDER-SCREEN from the top, bottom and sides.
MODELS: WD-60C9 / WD-65C9 / WD-73C9 / WD-60737 / WD-65737 / WD-73737 / WD-82737 WD-65837 / WD-73837 / WD-82837 REMOTE CONTROL REMOTE CONTROL USE FOR SERVICE Many service functions and adjustments are accessed using the Remote Control. The V41 uses a new version remote. Service functions and adjustments can be performed with either the old or new versions.
MODELS: WD-60C9 / WD-65C9 / WD-73C9 / WD-60737 / WD-65737 / WD-73737 / WD-82737 WD-65837 / WD-73837 / WD-82837 OPTION MENU OPTION MENU 1. Press the <MENU> button on the remote control. 2. Press the buttons <2-4-7-0>. The screen will display the Option Menu.
MODELS: WD-60C9 / WD-65C9 / WD-73C9 / WD-60737 / WD-65737 / WD-73737 / WD-82737 WD-65837 / WD-73837 / WD-82837 RESET / INITIALIZATION SERVICE TIP: Many customer generated symptoms, intermittent symptoms or no symptom found can be resolved by using the various Reset and Initialization options.
MODELS: WD-60C9 / WD-65C9 / WD-73C9 / WD-60737 / WD-65737 / WD-73737 / WD-82737 WD-65837 / WD-73837 / WD-82837 RESET / INITIALIZATION (Continued) INITIAL SETTINGS Audio/Vide o Se tup Me nu Settings Language (idioma) English Video Scan Picture M ode...
MODELS: WD-60C9 / WD-65C9 / WD-73C9 / WD-60737 / WD-65737 / WD-73737 / WD-82737 WD-65837 / WD-73837 / WD-82837 RESET / INITIALIZATION (Continued) A. A/V Memory Each of the external inputs has it’s own Audio/Video Memory. A change in an A/V setting at a specific input is stored in memory for that specific input.
MODELS: WD-60C9 / WD-65C9 / WD-73C9 / WD-60737 / WD-65737 / WD-73737 / WD-82737 WD-65837 / WD-73837 / WD-82837 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.
MODELS: WD-60C9 / WD-65C9 / WD-73C9 / WD-60737 / WD-65737 / WD-73737 / WD-82737 WD-65837 / WD-73837 / WD-82837 ERROR CODES Error Codes, descriiptions and the most likely cause of the error are listed below: ERROR CODES Code Description Most Likely Cause No Error found Communication loss, TV Micro - Engine (3.3V-ENG-SDA &...
MODELS: WD-60C9 / WD-65C9 / WD-73C9 / WD-60737 / WD-65737 / WD-73737 / WD-82827 WD-65837 / WD-73837 / WD-82837 Manual Geometry Alignment Activate the Service Mode <MENU><2-4-5-7>. From the Service Menu, press the <0> button. The Data Transfer & Geometry Menu will appear.
MODELS: WD-60C9 / WD-65C9 / WD-73C9 / WD-60737 / WD-65737 / WD-73737 / WD-82827 WD-65837 / WD-73837 / WD-82837 In the Bottom 16:9 Alignment Mode, continuing to press < > will cause the geometry pattern to be displayed with 10 different preset amounts of correction to the Bottom Red 16:9 Line. Continue pressing <...
MODELS: WD-60C9 / WD-65C9 / WD-73C9 / WD-60737 / WD-65737 / WD-73737 / WD-82827 WD-65837 / WD-73837 / WD-82837 Data Transfer Service Data is duplicated and stored in separate EEPROMs in two locations. • PWB-MAIN - Working data for TV operation •...
MODELS: WD-60C9 / WD-65C9 / WD-73C9 / WD-60737 / WD-65737 / WD-73737 / WD-82737 WD-65837 / WD-73837 / WD-82837 Using Lead Free Solder The symbol shown below indicates Lead (Pb) Free • Poor wet-ability can cause solder balls. solder was used during the construction of PWBs.
MODELS: WD-60C9 / WD-65C9 / WD-73C9 / WD-60737 / WD-65737 / WD-73737 / WD-82737 WD-65837 / WD-73837 / WD-82837 CHIP PARTS REPLACEMENT Some resistors, shorting jumpers (0 Ohm resistors), ceramic capacitors, transistors and diodes are chip parts. The following precautions should be taken when replacing these parts.
MODELS: WD-60C9 / WD-65C9 / WD-73C9 / WD-60737 / WD-65737 / WD-73737 / WD-82737 WD-65837 / WD-73837 / WD-82837 REPLACEMENT PARTS Parts Ordering To expedite delivery of replacement parts orders, specify the following: Model Number/Serial Number Part Number and description Quantity Note: Unless complete information is supplied, delay in processing of orders will result.
MODELS: WD-60C9 / WD-65C9 / WD-73C9 / WD-60737 / WD-65737 / WD-73737 / WD-82737 WD-65837 / WD-73837 / WD-82837 QUICK REFERENCE ALL MODELS PART PART NUMBER La mp-Ca rtridge 915B403001 La mp Ba lla st 938P127010 Speaker 480P084020 Fan-Exhaust 299P335010...
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V41C/V41 only V41+ only PWB-PREAMP PWB-CONT PWB-LED PWB-SBL PWB-RS232 PJ8232 (LE2 Pin 1,2,3 use for V41C,V41) (LE2 Pin 1,2,3,4,5 use for V41+) R_OUT+ R_SP (LE1 Pin 1,2,3 use for V41C,V41) (LE1 Pin 1,2,3,4,5 use for V41+) R_OUT- L_OUT- L_SP L_OUT+ BOSS BOSS BOSS...
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RS232 V41+ Only *PG2 TO MAIN 09 TO MAIN 10 TO MAIN 10 [MICRO] [AUDIO] [MICRO] BOSS IC9A07 D9A08 MC2838-T112-1 PST8242NR R9A65 TO MAIN 03,10 5VSL 1/16W [HDMI, MICRO] 5VS SWITCH FET C9A75 0.01 25V/50V Q9A06 INPUT2Y FDC655BN INPUT1Y 3.3VSL INPUT2PR TO MAIN 04 INPUT1PR...
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Signal Assignment V41+ ONLY T.M.D.S. Data 2+ T.M.D.S. Data 2 Shield T.M.D.S. Data 2- *R2A43 1/10W T.M.D.S. Data 1+ *C2A48 T.M.D.S. Data 1 Shield *D2A41 MAZ8051GHL 10V/16V *R2A44 *R2A45 T.M.D.S. Data 1- 1/16W 1/16W T.M.D.S. Data 0+ T.M.D.S. Data 0 Shield T.M.D.S.