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2005 2005 2005
2005 2005
Ser Service vice
Ser Ser Service vice vice
MITSUBISHI ELECTRIC
Manual Manual
Manual Manual Manual
DLP PROJECTION HDTV
V29 / V30 / V30+ / V31 CHASSIS
V30 Chassis
V29 Chassis
WD-52628
WD-52627
WD-52327 WD-62628
WD-62627
WD-52527
WD-73727
V30+ Chassis V31 Chassis
WD-62827 WD-62927
WD-62827
WD-73827 WD-73927
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 thi
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MODELS: WD-52627 / 52628 / 62627 / 62628 / 62827 / 62927 / 73727 / 73827 / 73927 CONTENTS INTRODUCTION ................................................................................................................................5 Model Dimensions and Weight Specifiations ................................................................................... 5 PRODUCT SAFETY NOTICE ............................................................................................................. 5 SAFET
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MODELS: WD-52627 / 52628 / 62627 / 62628 / 62827 / 62927 / 73727 / 73827 / 73927 SERVICE PARTS LIST .................................................................................................................... 56 SCREEN ASSEMBLY PARTS LIST.................................................................................................. 67 WD-52627 / WD-52628 / WD-62627 / WD-62628 .......................................................................... 67 WD-62827 / WD-62927 ............
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MODELS: WD-52627 / 52628 / 62627 / 62628 / 62827 / 62927 / 73727 / 73827 / 73927 INTRODUCTION This service manual provides service instructions for DLP Projection TV Models and Chassis: Dimensions/Weight POWER MODEL CHASSIS HEIGHT WIDTH DEPTH WEIGHT USAGE WD-52627 V29 34 in. 49.6 in. 18.6 in. 121 lbs. 295W WD-52628 V30 "" """ WD-62627 V29 40.5 in. 58.3 in. 20.3 in 133 lbs. " WD-62628V30 "" """ WD-62827 V30+ " 60.3 in. " " 310W WD-62927 V31 " " " " 330W WD-73727 V30 44.8 in. 69.9 in. 21.5 in. 1
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MODELS: WD-52627 / 52628 / 62627 / 62628 / 62827 / 62927 / 73727 / 73827 / 73927 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 precautions necessary when working on hi
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MODELS: WD-52627 / 52628 / 62627 / 62628 / 62827 / 62927 / 73727 / 73827 / 73927 CABINET FRONT DISASSEMBLY (WD-52627 / WD-52628 / WD-62627 / WD-62628) SPEAKER GRILLE & BEZEL Removal 1) Pull the SPEAKER-GRILLE away from the cabinet to remove. 2) Pull the BEZEL from the cabinet. SCREEN-ASSY Removal 1) Remove 10 screws (a) from the upper cabinet rear cover (3 screws on each side and 4 screws across the top). 2) Remove screws (b) along the bottom of the SCREEN-ASSY (8 screws on 52 inch models, and 1
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MODELS: WD-52627 / 52628 / 62627 / 62628 / 62827 / 62927 / 73727 / 73827 / 73927 WD-62827 Front Disassembly FRONT PANEL CAPS Removal 1) Slide the FRONT PANEL CAPS towards the sides of the unit. 2) Pull the FRONT PANEL CAPS from the unit. TOP TRIM and FRONT ESCUTCHEON Removal 1) Remove screw (a) to remove the TOP TRIM. 2) Pull off the FRONT-ESCUTCHEONS. Page 8
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MODELS: WD-52627 / 52628 / 62627 / 62628 / 62827 / 62927 / 73727 / 73827 / 73927 WD-62827 Front Disassembly (continued) SIDE-TRIM Removal 1) Remove screws (a) and (b) on each side of the unit. 2) Pull off the SIDE-TRIM on each side. BEZEL Removal 1) Remove screws (c) to remove the BEZEL. Page 9
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MODELS: WD-52627 / 52628 / 62627 / 62628 / 62827 / 62927 / 73727 / 73827 / 73927 WD-62827 Front Disassembly (continued) SCREEN ASSY Removal 1) Remove screws (e) from the top and sides of the upper rear cover. 2) Remove screws (d) from the bottom of the SCREEN ASSY. 3) Lift the SCREEN ASSY up slightly and pull away from the cabinet. Page 10
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MODELS: WD-52627 / 52628 / 62627 / 62628 / 62827 / 62927 / 73727 / 73827 / 73927 WD-62927 Front Disassembly FRONT ESCUTCHEONS, CARD READER/CONTROL Assy and PEDESTAL COVER Removal 1) Remove 6 outer screws “A” at the rear sides of the cabinet. (Do not remove inner screws). 2) Pull the Right and Left Front Escutcheons from the cabinet. 3) Pull the Pedestal Cover forward to remove. Page 11
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MODELS: WD-52627 / 52628 / 62627 / 62628 / 62827 / 62927 / 73727 / 73827 / 73927 WD-62927 Front Disassembly (continued) TOP, BOTTOM and SIDES TRIM Removal 1) Remove screws (b) to remove the Top Trim. 2) Remove screws (c) to remove the Bottom Trim. 3) Remove screws (d) on both sides to remove the Side Trim Page 12
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MODELS: WD-52627 / 52628 / 62627 / 62628 / 62827 / 62927 / 73727 / 73827 / 73927 WD-62927 Front Disassembly (continued) FRONT BEZEL Removal 1) Remove screws (e) from the FRONT-BEZEL. 2) Pull the FRONT-BEZEL from the cabinet. Page 13
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MODELS: WD-52627 / 52628 / 62627 / 62628 / 62827 / 62927 / 73727 / 73827 / 73927 WD-62927 Front Disassembly (continued) SCREEN ASSEMBLY Removal 1) Remove screws (f) from the upper rear cover (3 at each side and 4 acrross the ). 2) Remove screws (g) at the bottom of the screen. 3) Lift the Screen Assembly slighly and pull away from the unit. Page 14
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MODELS: WD-52627 / 52628 / 62627 / 62628 / 62827 / 62927 / 73727 / 73827 / 73927 WD-73727 / WD-73827 Front Disassembly CARD READER REMOVAL 1) Pull the two PANEL-FRONTs from the cabinet. 2) Remove screws ((a) from the Card Reader. 3) Slide the Card Reader and Control Assembly out the front of the TV. (To remove the Card Reader completely unplut the connectore LL, CE1, J8202 and 1394.) Page 15
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MODELS: WD-52627 / 52628 / 62627 / 62628 / 62827 / 62927 / 73727 / 73827 / 73927 WD-73727 / WD-73827 Front Disassembly (continued) GRILLE-SIDE REMOVAL 1) Remove screw (b) in the GRILLE-SIDE LEFT and GRILL-SIDE RIGHT 2) Pull the two GRILLE-SIDEs from the unit. SCREEN-ASSY REMOVAL 1) Remove screw (c) along the top and sides of the upper rear cover. (4 across the top and 3 on each side). 2) Remove two screw (d) on the bottom on the SCREEN-ASSY. 3) Lift the SCREEN-ASY slightly and pull it away fr
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MODELS: WD-52627 / 52628 / 62627 / 62628 / 62827 / 62927 / 73727 / 73827 / 73927 WD-73927 Front Disassembly CARD READER REMOVAL 1) From the rear of the TV, remove 2 screws “B”, and 6 outer screws “A” from each side of the TV. 2) Pull of the right and left GRILLE-SIDEs. . Page 17
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MODELS: WD-52627 / 52628 / 62627 / 62628 / 62827 / 62927 / 73727 / 73827 / 73927 WD-73927 Front Disassembly (continued) SCREEN-ASSY Removal 1) Remove screws (f) along the top and sides of the upper rear cover. (4 across the top and 3 on each side). 2) Remove two screw (g) on the bottom on the SCREEN-ASSY. 3) Lift the SCREEN-ASY slightly and pull it away from the TV. Page 18
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MODELS: WD-52627 / 52628 / 62627 / 62628 / 62827 / 62927 / 73727 / 73827 / 73927 Cabinet Rear Disassembly BACK-COVER Removal 1) Remove screws (a) and (b) from the the BACK-COVER. 2) Pull the BACK-COVER from the set. Accessing the MIRROR from the rear (52 and 62 inch models ONLY) 1) Remove screws (c). 2) Pull the Rear Mirror Access panel from the unit. Page 19
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MODELS: WD-52627 / 52628 / 62627 / 62628 / 62827 / 62927 / 73727 / 73827 / 73927 Chassis Disassembly / Accessing PWBs Note: Although not individually indicated, unplug the required connectors in each disassembly step. Chassis Sequence of Disassembly REMOVE Chassis Top Cover (Fig. 1) REMOVE PWB-POWER (Fig. 3) REMOVE Assy PWB-TERMINAL (Fig. 2) REMOVE Chassis Top Shield (Fig. 3) REMOVE PWBs MICRO / FMT/ RISER (Figs. 4 & 5) REMOVE Chassis Rear Shield (Fig. 6) REMOVE PWB-DM (Fig. 7) Page 20
