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2008
Ser Service vice
Ser Ser Service vice vice
MITSUBISHI ELECTRIC
Manual Manual
Manual Manual Manual
DLP PROJECTION HDTV
V39, V39+, V39++ & V39- CHASSIS
V39 Chassis
V39+ Chassis
WD-60735
WD-65736
WD-52327
WD-65735
WD-73736
WD-52527
WD-73735
V39- Chassis
V39++ Chassis
WD-60C8
WD-65835
WD-73835 WD-65C8
WD-73C8
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.
SPECIFICAT
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MODELS: WD-60735 / WD-60C8 / WD-65735 / WD-65736 / WD-65835 / WD-65C8 / WD-73735 / WD-73736 / WD-73835 / WD-73C8 CONTENTS INTRODUCTION ................................................................................................................................5 Dimensions, weight, power usage, etc. ...........................................................................................5 PRODUCT SAFETY NOTICE ..................................................................................
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MODELS: WD-60735 / WD-60C8 / WD-65735 / WD-65736 / WD-65835 / WD-65C8 / WD-73735 / WD-73736 / WD-73835 / WD-73C8 USING LEAD FREE SOLDER .......................................................................................................... 33 CHIP PARTS REPLACEMENT ......................................................................................................... 34 REPLACEMENT PARTS ........................................................................................................
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MODELS: WD-60735 / WD-60C8 / WD-65735 / WD-65736 / WD-65835 / WD-65C8 / WD-73735 / WD-73736 / WD-73835 / WD-73C8 INTRODUCTION This service manual provides service instructions for the V39, V39-, V39+ and V39++ 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. DLP Models DIMENSIONS POWER MODEL CHASSIS WIDTH HEIGHT DEPTH WEIGHT USAGE WD-60735 V39 53.9 in 36.7 in 14
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MODELS: WD-60735 / WD-60C8 / WD-65735 / WD-65736 / WD-65835 / WD-65C8 / WD-73735 / WD-73736 / WD-73835 / WD-73C8 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 familiar with the precauti
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MODELS: WD-60735 / WD-60C8 / WD-65735 / WD-65736 / WD-65835 / WD-65C8 / WD-73735 / WD-73736 / WD-73835 / WD-73C8 DISASSEMBLY Back Cover Removal Back Cover Removal Procedure Back Cover Installation 1) Remove the Lamp Cover. Reverse the removal procedure but install 2) Remove screws (A) from the back cover. the Lamp Cover Last. 3) Pull the back cover from the TV. Chassis Removal Chassis Removal 1) Remove four screws (A) 2) Disconnect all cables connecting to the chassis. 3) Carefully slide the cha
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MODELS: WD-60735 / WD-60C8 / WD-65735 / WD-65736 / WD-65835 / WD-65C8 / WD-73735 / WD-73736 / WD-73835 / WD-73C8 Chassis Disassembly Rear Inputs Cover Removal DO NOT use a power driver on this screw. Rear Inputs Cover Removal Procedure 1) Remove 2 nuts (B) from the RF inputs. 2) Remove screws (A) that secure the cover to the chassis. 3) Pull the Inputs Cover from the chassis.. PWB-POWER Removal 1) Remove five screws (B) 2) Disconnect all cables to the PWB- POWER. 3) Release clips (C). 4) Carefu
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MODELS: WD-60735 / WD-60C8 / WD-65735 / WD-65736 / WD-65835 / WD-65C8 / WD-73735 / WD-73736 / WD-73835 / WD-73C8 Chassis Disassembly (continued) Chassis Cover Removal 1) Remove 3 screws (C). 2) Lift the Chassis Cover from the chassis box. PWB-HDMI-FRONT Removal 1) Disconnect all cables to PWB- HDMI-FRONT 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. Page 9
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MODELS: WD-60735 / WD-60C8 / WD-65735 / WD-65736 / WD-65835 / WD-65C8 / WD-73735 / WD-73736 / WD-73835 / WD-73C8 PWB-MAIN Removal 1) Disconnect all cables to PWB-MAIN 2) Remove two screws (D). 3) Remove screws (E). 4) Carefully lift the PWB-MAIN from the chassis box. PWB-MAIN Installation 1) Install two screws (D) first 2) Then install screws (E). 3) Transfer Index Data from Engine (refer to page 32) 4) Restore Alignment and White Balance Settings. 5) Restore Keystone Geometry from Backup. Page
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MODELS: WD-60735 / WD-60C8 / WD-65735 / WD-65736 / WD-65835 / WD-65C8 / WD-73735 / WD-73736 / WD-73835 / WD-73C8 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 11
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MODELS: WD-60735 / WD-60C8 / WD-65735 / WD-65736 / WD-65835 / WD-65C8 / WD-73735 / WD-73736 / WD-73835 / WD-73C8 OPTICAL ENGINE REMOVAL FROM THE DUCT ASSEMBLY Upper Duct Assembly Removal Procedure 1) Disconnect the Ballast Fan and Lamp Fan from the back of the Engine (connectors J4 and J8) and loosen wiring harnesses from the looms, refer to page 11 for connector locations. 1) Loosen two screws (a) to remove the Lamp Cartridge, refer to Figure 1. 3) Remove 3 screws (b) from the top of the upper
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MODELS: WD-60735 / WD-60C8 / WD-65735 / WD-65736 / WD-65835 / WD-65C8 / WD-73735 / WD-73736 / WD-73835 / WD-73C8 Figure 4: Lower Duct rear Mounting Screw Figure 5: Lower Duct front Mounting Screw LOWER DUCT REMOVAL 1) Remove the 2 screws (C) one in front and one in the rear of the lower duct, refer to Figures 4 and 5. 2) Carefully remove the lower duct from the Engine. ENGINE REPLACEMENT (Reverse the Removal Procedure) 1) Install Duct assembly on the new Engine. 2) Remove the Protective Lens
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MODELS: WD-60735 / WD-60C8 / WD-65735 / WD-65736 / WD-65835 / WD-65C8 / WD-73735 / WD-73736 / WD-73835 / WD-73C8 BALLAST ASSEMBLY REMOVAL REMOVAL PROCEDURE 1) Remove screw (A) from the Ballast support and screw (B) if the Engine is still mounted in the cabinet. 2) Slide the Ballast Assembly out the rear of the Engine assembly and unplug the Lamp connector (C) at the Ballast. 3) Disconnect connectors CJ1 and CJ3. 4) Remove screw (D) to remove the PWB- BALLAST from the Ballast Support. Reverse th
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MODELS: WD-60735 / WD-60C8 / WD-65735 / WD-65736 / WD-65835 / WD-65C8 / WD-73735 / WD-73736 / WD-73835 / WD-73C8 SCREEN REPLACEMENT (continued) 65 inch Models 73 inch Models Page 15
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MODELS: WD-60735 / WD-60C8 / WD-65735 / WD-65736 / WD-65835 / WD-65C8 / WD-73735 / WD-73736 / WD-73835 / WD-73C8 SCREEN REPLACEMENT (continued) 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
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MODELS: WD-60735 / WD-60C8 / WD-65735 / WD-65736 / WD-65835 / WD-65C8 / WD-73735 / WD-73736 / WD-73835 / WD-73C8 SCREEN REPLACEMENT (continued) Page 17
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MODELS: WD-60735 / WD-60C8 / WD-65735 / WD-65736 / WD-65835 / WD-65C8 / WD-73735 / WD-73736 / WD-73835 / WD-73C8 Screen Replacement 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 top, bottom and side HOLDER-SCREEN rails and their cushions from the Bezel. 2) Lift the screens as a single unit
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MODELS: WD-60735 / WD-60C8 / WD-65735 / WD-65736 / WD-65835 / WD-65C8 / WD-73735 / WD-73736 / WD-73835 / WD-73C8 Speaker Replacement 1) Remove the Bezel screen assembly to access the speakers. 2) Remove 2 screws (A) and carefully slide the Speaker Assembly from the cabinet. 3) Disconnect the leads to the speaker. 4) Remove 4 screws (B) to remove the speaker from the speaker cover. 5) Reverse the procedure to install a replacement speaker. SPEAKER ASSEMBLY WD-65835 & WD-73835 (Only) PWB-SBL-R & P
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MODELS: WD-60735 / WD-60C8 / WD-65735 / WD-65736 / WD-65835 / WD-65C8 / WD-73735 / WD-73736 / WD-73835 / WD-73C8 OPTION MENU REMOTE CONTROL 1. Press the “MENU” button on the remote hand unit. 2. Press the buttons “2”, “4”, “7” and “0” in order. (The screen will change to the option menu.) V39 OPTION MENU V39+ & V39++ OPTION MENU Digital Signal Strength 1. Tune to a Digital Channel 2. From the Option menu scroll down and highlight Digital Signal Strength 3. Press Enter Example of Digital Sig
