Equipment information

Mitsubishi WD-57731 TV
Manufacturer:
Model:
WD-57731
Date:
2006
Category:
Group:
Description:
DLP PROJECTION HDTV

Information

• Power Input : AC 120V, 60Hz • Power Usage : See table on page 5 • Light Engine : DLPTM (1920 x 1080 pixels) • Light Source : 150W (52, 57 & 65" models) • Channel Range : Air VHF - 2~13, UHF - 14~69 Analog Cable - 1~125 Digital Cable - 1~135 • Antenna Input : 2 RF 75Ω unbalanced • Tuning (V33) : 1 NTSC/ATSC/QAM 1 Out of Band for CableCARDTM (WD-57731 & WD-65731 Only) • Cabinet Dimensions : See Table on page 5 • Weight : See table on page 5 • Speakers (4Ω 10W) : Two 5.75"x2.4" Oval • Input Level : VIDEO IN JACK (RCA Type) 1.0Vp-p 75Ω unbalanced : AUDIO IN JACK (RCA Type) -4.7dBm 43kΩ unbalanced : S-VIDEO IN JACK (Y/C separate type) Y:1.0 Vp-p C:0.286Vp-p(BURST) 75Ω unbalanced : COMP / Y, Cr, Cb (RCA Type) Y: 1.0 Vp-p Cr, Cb: 700mVp-p • Output Level : VIDEO OUT JACK (RCA Type) 1.0Vp-p 75Ω unbalanced : AUDIO OUT JACK (RCA Type) -4.7dBm 4.7kΩ unbalanced • Digital : IEEE-1394 I/O Jacks : AC-3 Digital Audio Output (RCA Type) : HDMI : DVI-I

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Service Manual
Manual Type:
Service Manual
Pages:
76
Size:
7.44 Mbytes (7802893 Bytes)
Language:
english
Revision:
Manual-ID:
Date:
Quality:
Electronic document, no scan, very well readable.
Upload date:
2013 09 30
MD5:
a52cb90f28ff490d89981a77cc170444
Downloads:
2568

Information

INTRODUCTION ... 5 Dimensions, weight, power usage, etc. ... 5 PRODUCT SAFETY NOTICE ... 5 SAFETY PRECAUTIONS ... 6 DISASSEMBLY ... 7 Rear Cover Removal ... 7 Chassis Removal and Disassembly ... 7 Optical Engine Removal ... 11 WD-52631 Front Disassembly ... 12 WD-57731 & WD-65731 Front Disassembly ... 13 SERVICING THE LENTICULAR LENS AND FRESNEL SCREEN ... 14 Lenticular Screen and Fresnel Lens Removal and Replacement ... 14 ADJUSTMENTS ... 15 Option Menu, Remote Control and Digital Signal Strength ... 15 Initialization ... 16 Defaults ... 17 LED Indicator Diagnostics ... 19 Error Codes Operational Check ... 19 Error Codes List ... 20 Lamp Troubleshooting ... 20 Lamp Control diagram ... 21 Lamp Switch Disabling ... 21 Lamp Troubleshooting Flow Chart ... 22 CableCARD™ Troubleshooting ... 23 Service Adjustment Mode ... 24 Service Adjustment Mode Operation ... 24 Transferring data ... 25 Optical Engine Adjustment ... 26 Test Signal activation ... 26 Preliminary ... 26 Rotation and Keystone Distortion Adjustment ... 28 After completing Light Engine Adjustments ... 28 Horizontal & Vertical Position ... 29 USING LEAD FREE SOLDER ... 30 CHIP PARTS REPLACEMENT ... 31 REPLACEMENT PARTS ... 32 Parts Ordering ... 32 Critical and Warranty Parts Designation ... 32 Parts Tolerance Codes ... 32 Quick Reference List ... 33 SERVICE PARTS LIST ... 34 SCREEN ASSEMBLY PARTS LIST ... 41 CIRCUITRY BLOCK DIAGRAMS ... 42 Main Power Supply ... 42 xHD5 Light Engine & Fan Power Supplies ... 43 PWB-SIGNAL Video Path ... 43 PWB-DM Video Path ... 44 Sound Select Circuitry ... 45 Sound Signal Path ... 46 Overall Control Circuitry ... 47 Command Input Circuitry ... 48 Lamp Control Circuitry ... 49 xHD5 Engine Protect Circuitry ... 50 Short Protect Circuit ... 50 Auto Input Detection ... 51 Power Distribution ... 52 SCHEMATIC DIAGRAMS ...

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