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Mitsubishi ws-48413 Service Manual Page 1

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MITSUBISHI DIGITAL ELECTRONICS AMERICA, INC.
9351 Jeronimo Road, Irvine, CA 92618-1904
Copyright © 2003 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.
MITSUBISHI ELECTRIC
Service
Manual
2003
Weight and dimensions shown are approximate.
Design specifications are subject to change without notice.
PROJECTION TELEVISION
V22 / V22+ CHASSIS
SPECIFICATIONS
Power : AC 120V, 60Hz
240W
Frequency : VHF 54 ~ 470MHz
Range UHF 470 ~ 806MHz
Antenna Input : VHF/UHF 75Ω unbalanced
CRT Size : 7 inches
High Voltage : 30.8KV
• Speakers : [WS-48313 / WS-48413]
Two 5" round, full range (8Ω 10W)
: [WS-55313 / WS-55413 / WS-65313/
WS-65413]
Two 6" round, full range (8Ω 10W)
Weight / Cabinet Demensions
• 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)
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
: DTV / Y(G), Pr(R), Pb(B), H, V
Y 1.0Vp-p with sync 75Ω (RCA Type)
Pr, Pb: 700mV 75Ω
H, V: 3.0Vp-p 75Ω
• Digital Inputs
:MonitorLink
TM
/DVI
:MonitorLink
TM
Control/RS-232C
• Output Level : VIDEO OUT JACK (RCA Type)
1.0Vp-p 75Ω unbalanced
: AUDIO OUT JACK (RCA
Type)
-4.7dBm 4.7kΩ unbalanced
V22 Chassis
MODELS
WS-48313
WS-55313
WS-65313
V22+ Chassis
MODELS
WS-48413
WS-55413
WS-65413
WS-48313
Model Weight Height Width Depth
WS-48313
172 lbs 49" 44.5" 24"
WS-48413 172lbs 49" 44.5" 24"
WS-55313 213 lbs 50.4" 50.5" 25.4"
WS-55413 221 lbs 50.4" 50.5" 27.8"
WS-65313
327 lbs 62" 59" 28"
WS-65413 327 lbs 62" 59" 28"
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1 2 3 4 5 6 ... 67 68

Summary of Contents

Page 1 - MITSUBISHI ELECTRIC

MITSUBISHI DIGITAL ELECTRONICS AMERICA, INC.9351 Jeronimo Road, Irvine, CA 92618-1904Copyright © 2003 Mitsubishi Digital Electronics America, I

Page 2

MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Page 10CABINET DISASSEMBLY (REAR VIEW)Rear Cabinet Disassembly1. Remove the

Page 3 - CONTENTS

MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Page 11SERVICING THE LENTICULAR SCREEN AND FRESNEL LENSCAUTION: Wear gloves whe

Page 4 - Schematic Diagrams

MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Page 12SERVICING THE LENTICULAR SCREEN AND FRESNEL LENSCAUTION: Wear gloves whe

Page 5 - PRODUCT SAFETY NOTICE

MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Page 132. Installation of the Lenticular Screen and Fresnel LensNote: Store the

Page 6 - SAFETY PRECAUTIONS

MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Page 14CABINET SEPARATION PROCEDURE(WS-65313 / WS-65413)Cabinet Separation

Page 7

MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Page 15SERVICING THE DIAMONDSHIELD1. DiamondShield Removal ProcedureThe locat

Page 8 - WS-48313 / WS-48413

MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Page 16SERVICING PCBsChassis Removal and PCB LocationsMajor Parts LocationsCha

Page 9

MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Page 17ANODE LEAD REMOVALCAUTION: To prevent damage, the following procedure

Page 10 - WS-65313 WS-65413

MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Page 18Figure 5-2Note: The 4 spring-loaded screws shownin Fig 5-2 and labeled

Page 11 - WS-48313 WS-48413

MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Page 191. Carefully position the replacement CRT and fasten in place using 4 sc

Page 12

Page 13

Page 20MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-654131H40%40%100%75%Monoscope SignalSplit-Field Color Bars (100% window)ELECT

Page 14 - (WS-65313 / WS-65413)

MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Page 213. Initial SetupA. Option Menu SetupFollow the steps below for the initi

Page 15 - Side Molding Clips

Page 22MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Items in the table below are set to following after Initalization.4. LED

Page 16 - SERVICING PCBs

MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Page 235. Circuit Adjustment ModeExcept for the following, all adjustment items

Page 17 - ANODE LEAD REMOVAL

Page 24MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413D. Saving Adjustment DataPress ENTER to save adjustment data in memory

Page 18 - 2. Installation of the CRT

MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Page 25D. CONV MISC (Press 6)This mode is used to preset data values controllin

Page 19

Page 26MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Cursor CoordinatesSpecific intersections in the Crosshatch are assigned

Page 20 - ELECTRICAL ADJUSTMENTS

MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Page 27CONVERGENCE MODE ITEMSMAIN MATRIX MENU-0-3-5-7Item# Abbrev. Descriptio

Page 21 - MAIN MENU DEFAULT SETTINGS

Page 28MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413COARSE CONV GREEN MENU 0-3-9-5# Abbrev. Description WS-55313 WS-65413SD

Page 22 - AV Memory Initial Settings

MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Page 29Adjustment Test Point LocationTest PointsDT pin 3 - HV AdjustDT pin 6 -

Page 23 - 5. Circuit Adjustment Mode

MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Page 3INTRODUCTION ...

Page 24 - Coarse Conv. Display

Page 30Purpose:MeasuringInstrumentTest PointMeasuringRangeInput SignalExt. TriggerInput TerminalSymptom:PurposeMeasuringInstrumentTest PointMeasuringR

Page 25 - F. FINE CONV (Press 4)

Page 31Purpose:MeasuringInstrumentTest PointMeasuringRangeInput SignalExt. TriggerInput TerminalSymptom:PurposeMeasuringInstrumentTest PointMeasuringR

Page 26 - Data Data

Page 32Purpose:MeasuringInstrumentTest PointMeasuringRangeInput SignalExt. TriggerInput TerminalSymptom:PurposeMeasuringInstrumentTest PointMeasuringR

Page 27 - CONVERGENCE MODE ITEMS

Page 33Purpose:MeasuringInstrumentTest PointMeasuringRangeInput SignalExt. TriggerInput TerminalSymptom:PurposeMeasuringInstrumentTest PointMeasuringR

Page 28

Page 34Purpose:MeasuringInstrumentTest PointMeasuringRangeInput SignalExt. TriggerInput TerminalSymptom:PurposeMeasuringInstrumentTest PointMeasuringR

Page 29

Page 35Purpose:MeasuringInstrumentTest PointMeasuringRangeInput SignalExt. TriggerInput TerminalSymptom:PurposeMeasuringInstrumentTest PointMeasuringR

Page 30

Page 36MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Purpose:MeasuringInstrumentTest PointMeasuringRangeInput SignalExt. Trig

Page 31

Page 37MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Purpose:MeasuringInstrumentTest PointMeasuringRangeInput SignalExt. Trig

Page 32 - Blue 580 ua

Page 38MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Purpose:MeasuringInstrumentTest PointMeasuringRangeInput SignalExt. Trig

Page 33 - 60% 70% 80% 90%

Page 39MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Purpose:MeasuringInstrumentTest PointMeasuringRangeInput SignalExt. Trig

Page 34 - 10 DOFS 34

MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Page 4White Balance (HD) ...

Page 35 - Blue MENU-0-3-5-9-3

Page 40MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Purpose:MeasuringInstrumentTest PointMeasuringRangeInput SignalExt. Trig

Page 36

Page 41MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Purpose:MeasuringInstrumentTest PointMeasuringRangeInput SignalExt. Trig

Page 37

Page 42MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413CHIP PARTS REPLACEMENTSome resistors, shorting jumpers (0 Ohm resistors)

Page 38

Page 43MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Parts OrderingTo expedite delivery of replacement parts orders, specify

Page 39

Page 44MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413QUICK REFERENCE FOR COMMON REPLACEMENT PARTSREMOTE CONTROL260P11601 Remo

Page 40

Page 45Ref # Part # Part Name & Description [#]MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413[#] Model Legend: (1) WS-483

Page 41

Ref # Part # Part Name & Description [#]Page 46MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413[#] Model Legend: (1) WS-483

Page 42 - CHIP PARTS REPLACEMENT

Page 47Ref # Part # Part Name & Description [#]MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413[#] Model Legend: (1) WS-483

Page 43 - RELACEMENT PARTS

Ref # Part # Part Name & Description [#]Page 48MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413[#] Model Legend: (1) WS-483

Page 44 - MISCELLANEOUS

Page 49Ref # Part # Part Name & Description [#]MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413[#] Model Legend: (1) WS-483

Page 45 - TRANSISTORS

MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Page 5INTRODUCTIONThis service manual provides service instructions for the PT

Page 46

Ref # Part # Part Name & Description [#]Page 50MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413[#] Model Legend: (1) WS-483

Page 47

Page 51Ref # Part # Part Name & Description [#]MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413[#] Model Legend: (1) WS-483

Page 48 - RESISTORS

Ref # Part # Part Name & Description [#]Page 52MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413[#] Model Legend: (1) WS-483

Page 49

Page 53Ref # Part # Part Name & Description [#]MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413[#] Model Legend: (1) WS-483

Page 50

Ref # Part # Part Name & Description [#]Page 54MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413[#] Model Legend: (1) WS-483

Page 51

Page 55Ref # Part # Part Name & Description [#]MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413[#] Model Legend: (1) WS-483

Page 52 - CAPACITORS & TRIMMERS

Ref # Part # Part Name & Description [#]Page 56MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413[#] Model Legend: (1) WS-483

Page 53

Page 57Ref # Part # Part Name & Description Ref # Part # Part Name & DescriptionMODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65

Page 54

Page 58 Ref # Part # Part Name & Description Ref # Part # Part Name & DescriptionMODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413

Page 55 - SWITCHES

Page 59Ref # Part # Part Name & Description Ref # Part # Part Name & DescriptionMODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65

Page 56 - ACCESSORIES

MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Page 6SAFETY PRECAUTIONSNOTICE: Observe all cautions and safety related notes l

Page 57 - SCREEN ASSEMBLY PARTS

MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Page 60POWER SUPPLY

Page 58

MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Page 61VIDEO/COLOR PATH

Page 59

MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Page 62SYNC PATH

Page 60 - POWER SUPPLY

MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Page 63DEFLECTION / HV CIRCUIT

Page 61 - VIDEO/COLOR PATH

MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Page 64HVREGULATION

Page 62 - SYNC PATH

MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Page 65X-RAYPROTECT

Page 63 - DEFLECTION / HV CIRCUIT

MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Page 66SOUNDPATH

Page 64 - REGULATION

MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Page 67CONVERGENCE CIRCUIT

Page 65

MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Page 68CONTROL CIRCUIT

Page 66

MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Page 7*Refer to PARTS LIST for Part NumbersCABINET DISASSEMBLY (FRONT VIEW)F

Page 67 - CONVERGENCE CIRCUIT

MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Page 8CABINET DISASSEMBLY (REAR VIEW)Rear Cabinet Disassembly1. Remove the B

Page 68 - CONTROL CIRCUIT

MODELS: WS-48313 / WS-48413 / WS-55313 / WS-55413 / WS-65313 / WS-65413Page 9CABINET DISASSEMBLY (FRONT VIEW)Front Cabinet Disassembly1. Remove the

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