Equipment information:

Mitsubishi WS-65807 TV
Manufacturer:
Mitsubishi
Model: WS-65807
Date: 2000
Category: Audio, Video, TV, Multimedia
Group: TV
Description: PROJECTION TELEVISION
Information:
                                    

These manuals are available for the above equipment:

Mitsubishi -- WS-65807 -- Service Manual
File name: Mitsubishi-1332-Manual-Page-1-Picture
Manual Type: Service Manual
Pages: 74
Size: 1.21 Mbytes (1272337 Bytes)
Language: english
Revision:
Manual-ID/Number:
Date: 2000
Quality: Electronic document, no scan, very well readable.
Upload date:
MD5: b691f83ff8c4d037613febed48ae71a9
ed2kID: 04957ec05ccfdb090520f98bc0aa9c67
Downloads: 9253 since 24 January 2009
Information:
This service manual provides service instructions for PTV Models WT-46807, WS-55807 and WS-65807 which
use the V17 chassis, PTV Models WS-559857, and WS-65857 which use the V17+ chassis, and PTV Models
WS-55907, WS-65907 and WS-73907 which use the V17++ chassis. Service personnel should read this manual
thoroughly before servicing these chassis.
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 printed circuit boards (PCBs).
    4. CRT replacement procedure.
    5. Electrical adjustments.
    6. Chip parts replacement procedures.
    7. Circuit path diagrams.
The parts list section of this service manual includes:
    1. Cabinet and screen parts.
    2. Electrical parts.
Schematic and block diagrams of the above listed models are included in this service manual for better under-
standing of the circuitry. PCB drawings are also included for easy location of parts and test points.
Mitsubishi-1332-Manual-Page-1-Picture
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Mitsubishi -- WS-65807 -- Service Manual, cirquit diagram only
File name: Mitsubishi-2987-Manual-Page-1-Picture
Manual Type: Service Manual, cirquit diagram only
Pages: 16
Size: 4.38 Mbytes (4597369 Bytes)
Language: english
Revision:
Manual-ID/Number:
Date: 2000
Quality: Electronic document, no scan, very well readable.
Upload date:
MD5: 3f95be7c567b3374b9ca8eccc002f7f8
ed2kID: 315727b9a2ab42cd838698bedd01e7b2
Downloads: 1676 since 03 January 2012
Information:
PART 2
SCHEMATIC DIAGRAMS

Overall PCB Block Diagram ...................................... 1
PCB-POWER............................................................. 2
PCB-MAIN ................................................................. 3
PCB-SIGNAL (AV/I-O) .............................................. 4
PCB-SIGNAL (MICRO) ............................................. 5
PCB-SIGNAL (VC/SW) ............................................. 6
PCB-2HDW (IN) ........................................................ 7
PCB-2HDW (MAIN) ................................................... 8
PCB-2HDW (OUT) .................................................... 9
PCB-TERMINAL ...................................................... 10
PCBs - CONV. GEN./JUNGLE ................................ 11
PCB-3DYC/MAIN DECODER .................................. 12
PCBs - CRT/CONTROL/PREAMP/DBF/
FRONT/DISPLAY ........................................ 13
PCB-BMP (1)........................................................... 14
PCB-BMP (2)........................................................... 15
PCB LAYOUT DIAGRAMS....................................... 16

Refer to PART 1 for:
• Specifications
• Safety Precautions
• Disassembly
• CRT Replacement
• Electrical Adjustments
• Parts List
• Block Diagrams
Mitsubishi-2987-Manual-Page-1-Picture
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Mitsubishi -- WS-65807 -- Service Manual
File name: Mitsubishi-4631-Manual-Page-1-Picture
Manual Type: Service Manual
Pages: 99
Size: 12.45 Mbytes (13050349 Bytes)
Language: english
Revision:
Manual-ID/Number:
Date: 2000
Quality: Electronic document, no scan, very well readable.
Upload date:
MD5: 35b77684bd7fda69fdec847046556601
ed2kID: ac115c510e92205a0e4aeaaafbfaa85a
Downloads: 1294 since 30 September 2013
Information:
This service manual provides service instructions for PTV Models WT-46807, WS-55807 and WS-65807 which
use the V17 chassis, PTV Models WS-559857, and WS-65857 which use the V17+ chassis, and PTV Models
WS-55907, WS-65907 and WS-73907 which use the V17++ chassis. Service personnel should read this manual
thoroughly before servicing these chassis.
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 printed circuit boards (PCBs).
4. CRT replacement procedure.
5. Electrical adjustments.
6. Chip parts replacement procedures.
7. Circuit path diagrams.
The parts list section of this service manual includes:
1. Cabinet and screen parts.
2. Electrical parts.
Schematic and block diagrams of the above listed models are included in this service manual for better understanding
of the circuitry. PCB drawings are also included for easy location of parts and test points

INTRODUCTION ............................................................................................................................... 5
PRODUCT SAFETY NOTICE ........................................................................................................... 5
SAFETY PRECAUTIONS ................................................................................................................. 6
DISASSEMBLY
Cabinet Disassembly (Front View)
WT-46807 ..................................................................................................................................... 7
WS-55807 / WS-65807 .................................................................................................................. 8
WS-55857 / WS-65857 .................................................................................................................. 9
WS-55907 / WS-65907 / WS-73907............................................................................................ 10
Cabinet Disassembly (Rear View)
WT-46807 ................................................................................................................................... 11
WS-55807 / WS-55857 / WS-55907 / WS-65807 / WS-65857 /
WS-65907 / WS-73907 ................................................................................................................ 12
Cabinet Separation Procedure WS-65807 / WS-65857 / WS-65907 / WS-73907 ....................... 13
SERVICING THE LENTICULAR SCREEN AND FRESNEL LENS
Lenticular Screen and Fresnel Lens Removal
WS-55807 / WS-65807 ....................................................................................................... 14
WS-55857 / WS-55907 / WS-65857 / WS-65907 / WS-73907 / WT-46807 ...................... 15
Lenticular Screen and Fresnel Lens Installation .................................................................... 16
SERVICING THE DIAMONDSHIELDTM r
DiamondShieldTM Removal / Installation ...................................................................................... 17
SERVICING PCBs
PCB Locations and Chassis Removal ......................................................................................... 18
Main Component Locations ......................................................................................................... 18
CRT REPLACEMENT
CRT Removal .............................................................................................................................. 19
CRT Installation ........................................................................................................................... 20
ELECTRICAL ADJUSTMENTS
Test Equipment ............................................................................................................................ 22
Initial Setup ................................................................................................................................. 22
Self Diagnostics ........................................................................................................................... 24
Circuit Adjustment Mode .............................................................................................................. 24
Convergence Adjustment Mode ................................................................................................... 26
E2PROM Replacement................................................................................................................ 28
Adjustment Items List .................................................................................................................. 28
Adjustment Test Points ................................................................................................................ 31
Adjustment Procedures ................................................................................................................ 32
Audio Circuit ....................................................................................................................... 32
High Voltage Regulation ..................................................................................................... 33
Main/Sub Y Level................................................................................................................ 33
Side by Side Sub Picture Tint ............................................................................................. 34
Side by Side Sub Picture Color .......................................................................................... 34
CRT Cutoff .......................................................................................................................... 35
White Balance (NTSC) ....................................................................................................... 35
White Balance (HD) ............................................................................................................ 36
Cb, Cr Offset ....................................................................................................................... 36
Black Level ......................................................................................................................... 37
Sub Contrast ....................................................................................................................... 37
Dynamic Focus Preset ........................................................................................................ 38
Electrostatic Focus.............................................................................................................. 38
Lens Focus.......................................................................................................................... 39
Character Position .............................................................................................................. 39
Deflection/Convergence Geometry Presets........................................................................ 40
Deflection Circuit Geometry Adjustments ........................................................................... 41
Convergence Circuit Geometry Adjustments ...................................................................... 42
Centering and Static Convergence ..................................................................................... 43
Coarse Convergence Adjustments ..................................................................................... 44
Fine Convergence Adjustments .......................................................................................... 45
CHIP PARTS REPLACEMENT ....................................................................................................... 46
REPLACEMENT PARTS
Parts Ordering .............................................................................................................................. 47
Critical and Warranty Parts Designation ...................................................................................... 47
Parts Tolerance Codes ................................................................................................................. 47
Quick Reference List ................................................................................................................... 48
Service Parts List ......................................................................................................................... 49
CIRCUITRY BLOCK DIAGRAMS
Standby Supply Regulator ........................................................................................................... 66
Switched Supply Regulator .......................................................................................................... 67
Video / Color A/V Switch Circuit .................................................................................................. 68
Video / Color Signal Path ............................................................................................................. 69
Sync Signal Path ......................................................................................................................... 70
Deflection / HV ............................................................................................................................. 71
X-Ray Protect.............................................................................................................................. 71
Sound Circuit ............................................................................................................................... 72
Convergence............................................................................................................................... 73
Control Circuit .............................................................................................................................. 74
Section 2 .... Schematic Diagrams
SCHEMATIC DIAGRAMS
Overall Block Diagram ................................................................................................................... 1
PCB-POWER................................................................................................................................ 2
PCB-MAIN .................................................................................................................................... 3
PCB-SIGNAL (AV/I-O .................................................................................................................... 4
PCB-SIGNAL (MICRO) .................................................................................................................. 5
PCB-SIGNAL (VC/SW) .................................................................................................................. 6
PCB-2HDW (IN)............................................................................................................................ 7
PCB-2HDW (MAIN) ....................................................................................................................... 8
PCB-2HDW (OUT)......................................................................................................................... 9
PCB-TERMINAL .......................................................................................................................... 10
PCB-CONVERGENCE GENERATOR/JUNGLE.......................................................................... 11
PCB-3DYC/MAIN DECODER ...................................................................................................... 12
PCBs - CRT/CONTROL/PREAMP/DBF/FRONT/DISPLAY ......................................................... 13
PCB-BMP (1) ............................................................................................................................... 14
PCB-BMP (2) ............................................................................................................................... 15
PCB LAYOUT DIAGRAMS ............................................................................................................. 16

Mitsubishi-4631-Manual-Page-1-Picture
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