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2007 2007 2007
2007 2007
Ser Service vice
Ser Ser Service vice vice
MITSUBISHI ELECTRIC
Manual Manual
Manual Manual Manual
DLP PROJECTION HDTV
V36, V36L, V37, V37L & V38 CHASSIS
V36 V37 V38
WD-57733 WD-57734 WD-57833
WD-52327
WD-65733 WD-65734 WD-65833
WD-52527
WD-73733 WD-73734 WD-73833
V36L V37L
WD-C657 WD-Y577
WD-Y657
Pb S o ld e r
CAUTION:
Before servicing this chassis, it is important that the service person read the "SAFETY PRECAUTIONS" and
"PRODUCT SAFETY NOTICE" contained in this manual.
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MODELS: WD-57733 / WD-65733 / WD-73733 / WD-57734 / WD-65734 / WD-73734 / WD-C657 WD-Y577 / WD-Y657 / WD-57833 / WD-65833 / WD-73833 CONTENTS INTRODUCTION ................................................................................................................................5 Dimensions, weight, power usage, etc. ...........................................................................................5 PRODUCT SAFETY NOTICE ..............................................................
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MODELS: WD-57733 / WD-65733 / WD-73733 / WD-57734 / WD-65734 / WD-73734 / WD-C657 WD-Y577 / WD-Y657 / WD-57833 / WD-65833 / WD-73833 Critical and Warranty Parts Designation........................................................................................ 37 Parts Tolerance Codes .................................................................................................................. 37 Quick Reference List ...........................................................................
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MODELS: WD-57733 / WD-65733 / WD-73733 / WD-57734 / WD-65734 / WD-73734 / WD-C657 / WD-Y577 WD-Y657 / WD-57833 / WD-65833 / WD-73833 INTRODUCTION This service manual provides service instructions for the V36, V37, V36L, V37L and V38 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. POWER MODEL CHASSIS HEIGHT WIDTH DEPTH WEIGHT USAGE WD-57733 V36 35" 51.3" 13.9" 6
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MODELS: WD-57733 / WD-65733 / WD-73733 / WD-57734 / WD-65734 / WD-73734 / WD-C657 / WD-Y577 WD-Y657 / WD-57833 / WD-65833 / WD-73833 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. Work on the receiver should not be attempted by anyone who is not thoroughly famili
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MODELS: WD-57733 / WD-65733 / WD-73733 / WD-57734 / WD-65734 / WD-73734 / WD-C657 / WD-Y577 WD-Y657 / WD-57833 / WD-65833 / WD-73833 DISASSEMBLY Back Cover Removal V36 / V37 / V38 Back Cover Removal Procedure Back Cover Installation Reverse the removal procedure but install 1) Remove 10 screws (A) from the back cover the Lamp Cover Last. (11 IN 73” models).. 2) Pull the back cover from the TV. Chassis Removal V387 V36 & V377 Chassis Removal 1) Remove four screws (A) 2) Disconnect all cables conn
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MODELS: WD-57733 / WD-65733 / WD-73733 / WD-57734 / WD-65734 / WD-73734 / WD-C657 / WD-Y577 WD-Y657 / WD-57833 / WD-65833 / WD-73833 Chassis Disassembly SHIELD-MAIN-TERMINAL Removal V36 & V377 V387 Shield-Main-Terminal Removal Procedure 1) Remove two nuts (B) from the RF inputs. 2) Remove two hex screws (C) from the Monitor Link socket. (V38 ONLY) 3) Remove 11 screws (A) that secure the Main Terminal Shield to the chassis. 4) Pull the Main Terminal Shield away from the chassis. Page 8
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MODELS: WD-57733 / WD-65733 / WD-73733 / WD-57734 / WD-65734 / WD-73734 / WD-C657 / WD-Y577 WD-Y657 / WD-57833 / WD-65833 / WD-73833 Chassis Disassembly (continued) PWB-TERMINAL Removal 1) Remove three screws (A). 2) Carefully lift the PWB-TERMINAL and its’ support bracket from the chassis. PWB-TERMINAL Replacement 1) Reverse the removal procedure to install the new PWB-TERMINAL. 2) Transfer data from PWB-MAIN to the new PWB-TERMINAL. (Refer to Data transfer on page 34). PWB-POWER Removal 1) Re
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MODELS: WD-57733 / WD-65733 / WD-73733 / WD-57734 / WD-65734 / WD-73734 / WD-C657 / WD-Y577 WD-Y657 / WD-57833 / WD-65833 / WD-73833 Chassis Disassembly (continued) Chassis Cover Removal 1) Remove 5 screws (C), 6 screws On the V38. 2) Lift the Chassis Cover from the chassis box. V36 & V377 V387 Page 10
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MODELS: WD-57733 / WD-65733 / WD-73733 / WD-57734 / WD-65734 / WD-73734 / WD-C657 / WD-Y577 WD-Y657 / WD-57833 / WD-65833 / WD-73833 PWB-HDMI-FRONT Removal (V37 & V38 models only) 1) Disconnect all cables to PWB- HDMI-FRONT V377 2) Remove three screws (D). 3) Carefully lift the PWB-HDMI- FRONT from the chassis box. 4) To remove PWB-HDMI, remove two screws (E) and slide the PWB out the rear of the shield. V38 PWB-MAIN Installation PWB-MAIN Removal 1) Install two screws (D) first 1) Disconnect all
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MODELS: WD-57733 / WD-65733 / WD-73733 / WD-57734 / WD-65734 / WD-73734 / WD-C657 / WD-Y577 WD-Y657 / WD-57833 / WD-65833 / WD-73833 PWB-MAIN Removal (V38) V387 Page 12
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MODELS: WD-57733 / WD-65733 / WD-73733 / WD-57734 / WD-65734 / WD-73734 / WD-C657 WD-Y577 / WD-Y657 / WD-57833 / WD-65833 / WD-73833 OPTICAL ENGINE REMOVAL OPTICAL ENGINE ASSEMBLY REMOVAL 1) Remove 3 screws (C) from the Optical Engine. 2) Disconnect all cables to the Optical Engine Assembly. 3) Carefully slide the Optical Engine assembly from the cabinet. OPTICAL ENGINE ASSEMBLY AND CONNECTOR LOCATIONS (Rear View) Page 13
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MODELS: WD-57733 / WD-65733 / WD-73733 / WD-57734 / WD-65734 / WD-73734 / WD-C657 WD-Y577 / WD-Y657 / WD-57833 / WD-65833 / WD-73833 OPTICAL ENGINE REMOVAL FROM SUB ASSEMBLY Figure 1: Engine Assembly (Rear View) Figure 2: Engine Assembly (Front View) SEPARATION PROCEDURE 1) Loosen 2 screws (B) and remove the Lamp Cartridge (Figure 1). 2) Remove screw (A) to remove the Ballast (refer to page 16). 3) Disconnect Ballast Fan and Lamp Fan from the back of the Engine (connectors J4 and J8) and loo
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MODELS: WD-57733 / WD-65733 / WD-73733 / WD-57734 / WD-65734 / WD-73734 / WD-C657 WD-Y577 / WD-Y657 / WD-57833 / WD-65833 / WD-73833 FLANGES Align Onto GUIDE PINS Figure 3: Optical Engine Sub Assembly (Exploded View) NOTES: a. The Sirocco Fan must be installed with the Label facing up with the Flanges aligned onto the Guide Pins. b. The Exhaust fan must be installed with the Label facing towards the inside of the Duct. c. There are Four Exhaust Fan Holders, two on the top and two on the bottom.
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MODELS: WD-57733 / WD-65733 / WD-73733 / WD-57734 / WD-65734 / WD-73734 / WD-C657 WD-Y577 / WD-Y657 / WD-57833 / WD-65833 / WD-73833 ENGINE REPLACEMENT 1) Reverse the removal procedure to install a new Engine. 2) After a new Engine is installed refer to page 34 and: • Load Index Delay Data from the Engine to the PWB-MAIN. • If needed - adjust Horizontal and Vertical Centering (page 31). • If needed - adjust Manual Keystone (page 32). BALLAST ASSEMBLY REMOVAL REMOVAL PROCEDURE 1) Remove the La
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MODELS: WD-57733 / WD-65733 / WD-73733 / WD-57734 / WD-65734 / WD-73734 / WD-C657 WD-Y577 / WD-Y657 / WD-57833 / WD-65833 / WD-73833 SCREEN REMOVAL & REPLACEMENT WD-57833, WD-65833 & WD-73833 Only Escutcheon Removal Before Removing the Screen Assembly (V38 Models Only) 1) Remove 2 screws (A) at the lower rear corner on the right side. 2) Remove the small escutcheon cover to access the SB1 connector 3) Unplug the SB1 connector. This disconnects the PWB-SBL-R & PWB-SBL-L (mounted on the screen Be
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MODELS: WD-57733 / WD-65733 / WD-73733 / WD-57734 / WD-65734 / WD-73734 / WD-C657 WD-Y577 / WD-Y657 / WD-57833 / WD-65833 / WD-73833 SCREEN REPLACEMENT (continued) 65 inch Models 73 inch Models Page 18
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MODELS: WD-57733 / WD-65733 / WD-73733 / WD-57734 / WD-65734 / WD-73734 / WD-C657 WD-Y577 / WD-Y657 / WD-57833 / WD-65833 / WD-73833 Screen Assembly Removal (continued) 2) Open the Control Panel door and remove two screws (A). 3) Remove the remaining rear screw in the upper corner and carefully pull the screen assembly from the cabinet. Screen Removal From the BEZEL-FRONT 1) Remove the screws (A) from the top, bottom and side rails. 2) Lift the Fresnel Lens and Lenticular screen from the BEZEL-F
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MODELS: WD-57733 / WD-65733 / WD-73733 / WD-57734 / WD-65734 / WD-73734 / WD-C657 WD-Y577 / WD-Y657 / WD-57833 / WD-65833 / WD-73833 Screen Removal From the BEZEL-FRONT (continued) Page 20
