MITSUBISHI ELECTRIC
LCD PROJECTION HDTV
V28 CHASSIS
V28 Chassis
WD-52527
WD-62527
V28+ Chassis
WD-52327
WD-52527 WD-62528
WD-52528
Pb Solder
CAUTION:
Before servicing this chassis, it is important that the service person read the "SAFETY PRECAUTIONS" and
"PRODUCT SAFETY NOTICE" contained in this manual.
• Power Input : AC 120V, 60Hz
• Power Usage : 295W
• Light Engine : 3 LCD (1280 x 720 pixels)
• Light Source : 110W
• Channel Range : Air VHF - 2~13, UHF - 14~69
SPECIFICATIONS
• Input Level : VIDEO IN JACK (RCA Type)
Analog Cable - 1~25
Digital Cable - 1~35
• Antenna Input : 2 RF 75Ω unbalanced
• Tuning : 1 NTSC/ATSC/QAM
1.0Vp-p 75W unbalanced
: AUDIO IN JACK (RCA Type)
-4.7dBm 43kW unbalanced
: S-VIDEO IN JACK
(Y/C separate type)
Y:1.0 Vp-p C:0.286Vp-p(BURST)
75W unbalanced
: COMP / Y, Cr, Cb (RCA Type)
Y: 1.0 Vp-p Cr, Cb: 700mVp-p
• Cabinet Dimensions : [WD-52527 / WD-52528]
1 Out of Band for CableCARDTM
1 NTSC for PIP
34"(H) x 49.6"(w) x 17.8"(D)
: WD-62527 / WD-62528
40.5"(H) x 58.3"(W) x 19.9"(D)
• Output Level : VIDEO OUT JACK (RCA Type)
1.0Vp-p 75W unbalanced
: AUDIO OUT JACK (RCA Type)
-4.7dBm 4.7kW unbalanced
• Weight : [WD-52527 / WD-52528]
• Digital : IEEE-1394 I/O Jacks
110 lbs
: [WD-62527 / WD-62528]
133 lbs
• Speakers (8 Ohms 10W)
Pb Solder
: AC-3 Digital Audio Output
(RCA Type)
TM
: HDMI
: Lead-Free solder PWBs
: 2-5 ½ x 2 ¼ inch
• Design specifications are subject to change without notice.
MITSUBISHI DIGITAL ELECTRONICS AMERICA, INC.
9351 Jeronimo Road, Irvine, CA 92618-1904
Copyright © 2005 Mitsubishi Digital Electronics America, Inc.
All Rights Reserved
.
MODEL: WD-52527 / WD-52528 / WD-62527 / WD-62528
CONTENTS
INTRODUCTION ................................................................................................................................ 5
PRODUCT SAFETY NOTICE ........................................................................................................... 5
SAFETY PRECAUTIONS ................................................................................................................. 6
DISASSEMBLY ................................................................................................................................. 7
Front Cabinet Components ............................................................................................................. 7
Chassis Removal ............................................................................................................................ 8
Chassis Disassembly / Accessing PWBs..................................................................................... 12
Light Engine Replacement ............................................................................................................ 17
This service manual provides service instructions for LCD Projection TV Models and Chassis: V28 Chassis V28+ Chassis WD-52527 WD-52528 WD-62527 WD-62528 This service manual includes: 1. Assembly and disassembly instructions for the front and rear cabinet components. 2. Servicing of the Lenticular Screen and Fresnel Lens. 3. Servicing down to major components, chassis, PWBs, Light Engine, Lamp Ballast, etc.. 4. Electrical adjustments. 5. Optical Adjustments. 6. Lead Free Soldering. 7. Chip parts replacement procedures. 8. Simplified circuit path diagrams.
>>>Get The File | Download here | PDF Manual
This service manual provides service instructions for LCD Projection TV Models and Chassis: V28 Chassis V28+ Chassis WD-52527 WD-52528 WD-62527 WD-62528 This service manual includes: 1. Assembly and disassembly instructions for the front and rear cabinet components. 2. Servicing of the Lenticular Screen and Fresnel Lens. 3. Servicing down to major components, chassis, PWBs, Light Engine, Lamp Ballast, etc.. 4. Electrical adjustments. 5. Optical Adjustments. 6. Lead Free Soldering. 7. Chip parts replacement procedures. 8. Simplified circuit path diagrams.
>>>Get The File | Download here | PDF Manual