Mitsubishi Electric WD-73835 - Manual

Mitsubishi Electric WD-73835

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Table of Contents:

  • Page 3 – CONTENTS
  • Page 5 – INTRODUCTION; This service manual includes:; PRODUCT SAFETY NOTICE; DLP Models DIMENSIONS
  • Page 6 – SAFETY PRECAUTIONS; SAFETY PRECAUTION; . Any resistance below this value indicates an
  • Page 7 – Back Cover Removal; Back Cover Removal Procedure; Remove the Lamp Cover.; Back Cover Installation; Reverse the removal procedure but; install; Chassis Removal; Disconnect all cables connecting to the chassis.; DISASSEMBLY
  • Page 8 – Chassis Disassembly; Rear Inputs Cover Removal; Rear Inputs Cover Removal Procedure; No data transfer is required.
  • Page 9 – Chassis Cover Removal; Lift the Chassis Cover from the chassis box.
  • Page 10 – Disconnect all cables to PWB-MAIN; PWB-MAIN Installation; Restore Alignment and White Balance Settings.
  • Page 11 – OPTICAL ENGINE REMOVAL; OPTICAL ENGINE ASSEMBLY REMOVAL; Disconnect all cables to the Optical Engine Assembly.; OPTICAL ENGINE ASSEMBLY AND CONNECTOR LOCATIONS
  • Page 12 – Figure 3
  • Page 13 – LOWER DUCT REMOVAL
  • Page 14 – BALLAST ASSEMBLY REMOVAL; REMOVAL PROCEDURE; Disconnect connectors CJ1 and CJ3.; Reverse the procedure to install a new; SCREEN REMOVAL & REPLACEMENT
  • Page 16 – Screen Removal From the BEZEL-FRONT; Lift the Fresnel Lens and Lenticular screen from the BEZEL-FRONT.
  • Page 18 – Screen Replacement; Wear gloves; Lenticular Screen and Fresnel Lens Replacement; NOTE; Lenticular Screen and Fresnel Lens Removal
  • Page 19 – Speaker Replacement; Remove the Bezel screen assembly to access the speakers.; SPEAKER
  • Page 20 – OPTION MENU; REMOTE CONTROL; Digital Signal Strength; SNR Recommended Levels:; V39 OPTION MENU
  • Page 21 – Reset / Initialization Guide; Reset / Initialization; to try the; System; by; Guide; by pressing
  • Page 23 – A/V In itia l S e ttin g s
  • Page 24 – . Error Code Operational Check; The flashing then pauses for approximately 1/2 second.; LED Indicator Diagnostics; AB N O R M AL L E D IN D IC AT ION S; N OR MAL L E D IN D IC AT ION S
  • Page 25 – Error Codes; - Lamp Enable is generated to activate the Lamp; Error Code Log; Error Code Definitions; ERR OR CO D ES
  • Page 26 – Color Wheel Replacement; Symptoms
  • Page 27 – RIBBON CABLE; Handle
  • Page 28 – SERVICE ADJUSTMENTS; There are 3 Service Adjustments required in these models:; Electrical Adjustments; Measuring Equipment and Jigs; On these models, the Circuit Adjustment Mode is used for:; Horizontal and Vertical Centering Adjustment; Activating the Adjustment Mode; ff; Centering Test Pattern
  • Page 29 – After selecting an adjustment item, use the DIRECTION (; bcef; 6-Point Keystone Alignment; bc; TVM; Data S election M ode
  • Page 30 – FULL ADJUSTMENT MODE: Part 1; The point in the upper left corner will be a cross.; Figure 1: Adjustment Mode Pattern
  • Page 31 – Figure 2: 4 by 3 Mode Pattern; Pressing “VIDEO” activates the 4x3 alignment mode, refer to; Figure 3: Top Letter Box Mode Pattern; Select Straightest Blue Lines
  • Page 32 – Data Transfer; WARNING, use only after replacing the OPTICAL ENGINE.; Figure 4: Bottom Letter Box Mode Pattern; After Manual Data has been entered the Touch Up mode may be used; Touch Up 4x3 or Letter Box patterns
  • Page 33 – Using Lead Free Solder; Pb Solder; Only Lead; Displays used to indicate Pb-free; Table 1; LFS; Figure 1; Display
  • Page 34 – CHIP PARTS REPLACEMENT; Discard removed chips do not reuse them.
  • Page 35 – MARK; REPLACEMENT PARTS
  • Page 36 – QUICK REFERENCE FOR COMMON PARTS; PART; Lamp Ballast; ALL MODELS; P R IN TE D C IR C U IT B OAR D S
  • Page 37 – INTEGRATED CIRCUITS; TRANSISTORS; DIODES
  • Page 38 – COILS
  • Page 39 – TRANSFORMERS; RESISTORS
  • Page 40 – CAPACITORS AND TRIMMERS; SWITCHES
  • Page 41 – FUSES; MISCELLANEOUS Cabinet/Mechanical
  • Page 42 – COSMETIC PARTS
  • Page 43 – SCREEN PARTS
  • Page 44 – MIRROR PARTS LIST; Mirror Installation; No stiffeners are used in the 60 inch models.; Model; MIRROR; STIF FEN ER INSTAL LATIO N; Scre en Siz e; MIRROR MO UNTING HARDW ARE
  • Page 47 – MAIN POWER SUPPLY
  • Page 49 – ANALOG VIDEO SIGNAL
  • Page 51 – SOUND SIGNAL
  • Page 52 – OVERALL CONTROL CIRCUIT
  • Page 53 – INPUT/OUTPUT AUTO DETECT
  • Page 54 – Lamp Control Circuitry; LAMP CONTROL CIRCUITRY
  • Page 57 – DLP ENGINE
  • Page 58 – LIVE
  • Page 60 – TUNER
  • Page 63 – CLK
  • Page 65 – ADC
  • Page 68 – TO ENGINE
  • Page 69 – AUDIO ADC
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• Design specifications are subject to change without notice.

MITSUBISHI DIGITAL ELECTRONICS AMERICA, INC.

9351 Jeronimo Road, Irvine, CA 92618-1904

Copyright © 2008 Mitsubishi Digital Electronics America, Inc.

All Rights Reserved

CAUTION:

Before servicing this chassis, it is important that the service person read the "SAFETY PRECAUTIONS" and

"PRODUCT SAFETY NOTICE" contained in this manual.

Ser

Ser

Ser

Ser

Service

vice

vice

vice

vice

Manual

Manual

Manual

Manual

Manual

2 0 0 8

MITSUBISHI ELECTRIC

DLP PROJECTION HDTV

V39, V39+, V39++ & V39- CHASSIS

• Input Level

: AUDIO IN JACK (RCA Type)

(continued)

-4.7dBm 43k

Ω

unbalanced

: S-VIDEO IN JACK

(Y/C separate type)

Y:1.0 Vp-p C:0.286Vp-p(BURST)

75

Ω

unbalanced

: COMP / Y, Cr, Cb (RCA Type)

Y: 1.0 Vp-p Cr, Cb: 700mVp-p

• Output Level

: AUDIO OUT JACK (RCA Type)

-4.7dBm 4.7k

Ω

unbalanced

• Digital

: AC-3 Digital Audio Output

(RCA Type)

: HDMI

TM

:

IR Blaster Output (V39+/ V39++ only)

:

USB

: PC - use HMDI

TM \

:

Wired IR Input (V39+/V39++ only)

WD-52327

V39 Chassis

WD-60735
WD-65735
WD-73735

WD-52527

Pb Solder

V39+ Chassis

WD-65736
WD-73736

V39- Chassis

WD-60C8
WD-65C8
WD-73C8

V39++ Chassis

WD-65835
WD-73835

SPECIFICATIONS

• Power Input

: AC 120V, 60Hz

•

Power Usage

: See table on page 5

• Light Engine

: DLP

TM

(1920 x 1080 pixels)

5 Primary Color System

• Light Source

: 180W

• Channel Range

: Air VHF - 2~13, UHF - 14~69

Analog Cable - 1~125

Digital Cable - 1~135

•

Antenna Input

: 2 RF 75

Ω

unbalanced

• Tuning

: 1 NTSC/ATSC/QAM

• Cabinet Dimensions

: See Table on page 5

• Weight

: See table on page 5

•

Speakers (4

Ω

10W)

: Two 5½"x2¼" Oval

• Input Level

: VIDEO IN JACK (RCA Type)

1.0Vp-p 75

Ω

unbalanced

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Summary

Page 3 - CONTENTS

Page 3 MODELS: WD-60735 / WD-60C8 / WD-65735 / WD-65736 / WD-65835 / WD-65C8 / WD-73735 / WD-73736 / WD-73835 / WD-73C8 INTRODUCTION ................................................................................................................................ 5 Dimensions, weight, power usage, etc...

Page 5 - INTRODUCTION; This service manual includes:; PRODUCT SAFETY NOTICE; DLP Models DIMENSIONS

MODELS: WD-60735 / WD-60C8 / WD-65735 / WD-65736 / WD-65835 / WD-65C8 / WD-73735 / WD-73736 / WD-73835 / WD-73C8 Page 5 INTRODUCTION This service manual provides service instructions for the V39, V39-, V39+ and V39++ chassis types. The specificmodels for each chassis type, dimensions and weight are ...

Page 6 - SAFETY PRECAUTIONS; SAFETY PRECAUTION; . Any resistance below this value indicates an

Page 6 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 thereceiver chassis. WARNING: 1. Operation of this receiver outs...

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