Mitsubishi-electric WS-48315 User Manual

MITSUBISHI DIGITAL ELECTRONICS AMERICA, INC.9351 Jeronimo Road, Irvine, CA 92618-1904Copyright © 2004 Mitsubishi Digital Electronics America, Inc.

Page 10MODELS: WS-48315 / WS-55315 / WS-65315CABINET DISASSEMBLY (REAR VIEW)Rear Cabinet Disassembly1. Remove the Back Board by removing 13 screws &qu

MODELS: WS-48315 / WS-55315 / WS-65315Page 11SERVICING THE LENTICULAR SCREEN AND FRESNEL LENSCAUTION: Wear gloves when handling the Lenticular Screen

Page 12MODELS: WS-48315 / WS-55315 / WS-65315SERVICING THE LENTICULAR SCREEN AND FRESNEL LENSCAUTION: Wear gloves when handling the Lenticular Screen

MODELS: WS-48315 / WS-55315 / WS-65315Page 132. Installation of the Lenticular Screen and Fresnel LensNote: Store the Lenticular Screen and Fresnel Le

Page 14MODELS: WS-48315 / WS-55315 / WS-65315CABINET SEPARATION PROCEDURE(WS-65315)Cabinet Separation Precedure(Figure 1)1. Pull the Speaker Grille of

MODELS: WS-48315 / WS-55315 / WS-65315Page 15SERVICING THE DIAMONDSHIELD™1. DiamondShield Removal ProcedureThe location of the DiamondShield molding c

Page 16MODELS: WS-48315 / WS-55315 / WS-65315SERVICING PCBsChassis Removal and PCB LocationsMajor Part LocationsChassis Removal1) Remove screw “a” fr

MODELS: WS-48315 / WS-55315 / WS-65315Page 17ANODE LEAD REMOVALCAUTION: To prevent damage, the following procedure must be used when removing anAnode

Page 18MODELS: WS-48315 / WS-55315 / WS-65315Figure 5-2Note: The 4 spring-loaded screws shownin Fig 5-2 and labeled as "DO NOTREMOVE", shou

MODELS: WS-48315 / WS-55315 / WS-65315Page 191. Carefully position the replacement CRT and fasten in place using 4 screws "d". [Figure 5-5]

Page 20MODELS: WS-48315 / WS-55315 / WS-65315Monoscope SignalSplit-Field Color Bars (100% window)ELECTRICAL ADJUSTMENTSNote: Perform only the adjustme

MODELS: WS-48315 / WS-55315 / WS-65315Page 213. Initial SetupA. Option Menu SetupFollow the steps below for the initial set-up:1. Select the "MEN

Page 22MODELS: WS-48315 / WS-55315 / WS-65315Items in the table below are set following Initalization.4. LED Indicator DiagnosticsThe “Power ON LED” p

MODELS: WS-48315 / WS-55315 / WS-65315Page 235. Circuit Adjustment ModeExcept for the following, all adjustment items must be performedusing the remot

Page 24MODELS: WS-48315 / WS-55315 / WS-65315D. Saving Adjustment DataPress “ENTER” to save adjustment data in memory. The character display turns re

MODELS: WS-48315 / WS-55315 / WS-65315Page 25D. CONV MISC (Press 6)This mode is used to preset data values controlling the Convergence Generator, and

Page 26MODELS: WS-48315 / WS-55315 / WS-65315Cursor CoordinatesSpecific intersections in the Crosshatch are assigned vertical and horizontal coordinat

MODELS: WS-48315 / WS-55315 / WS-65315Page 27CONVERGENCE MODE ITEMSCONV MISC. MENU-0-3-5-9-6Item# Abbrev. Description Range SD HD1 HVOL HV Adjust 0~35

Page 28MODELS: WS-48315 / WS-55315 / WS-65315DF MENU-0-3-5-9-5Item Abbr.SD DataHD DataSD DataHD Data0 DFH -220 -220 -280 -2501 DFV -100 -100 -110 -95W

MODELS: WS-48315 / WS-55315 / WS-65315Page 29Adjustment Test Point LocationsTest PointsDT pin 3 - HV AdjustDT pin 6 - GroundDT pin 7 - 12 VoltsDT pin

MODELS: WS-48315 / WS-55315 / WS-65315Page 3INTRODUCTION ...

Page 30Purpose:MeasuringInstrumentTest PointMeasuringRangeInput SignalExt. TriggerInput TerminalSymptom:Purpose:MeasuringInstrumentTest PointMeasuring

Page 31Purpose:MeasuringInstrumentTest PointMeasuringRangeInput SignalExt. TriggerInput TerminalSymptom:Purpose:MeasuringInstrumentTest PointMeasuring

Page 32Purpose:MeasuringInstrumentTest PointMeasuringRangeInput SignalExt. TriggerInput TerminalSymptom:Purpose:MeasuringInstrumentTest PointMeasuring

Page 33Purpose:MeasuringInstrumentTest PointMeasuringRangeInput SignalExt. TriggerInput TerminalSymptom:Purpose:MeasuringInstrumentTest PointMeasuring

Page 34Purpose:MeasuringInstrumentTest PointMeasuringRangeInput SignalExt. TriggerInput TerminalSymptom:Purpose:MeasuringInstrumentTest PointMeasuring

Page 35Purpose:MeasuringInstrumentTest PointMeasuringRangeInput SignalExt. TriggerInput TerminalSymptom:Purpose:MeasuringInstrumentTest PointMeasuring

MODELS: WS-48315 / WS-55315 / WS-65315Page 36Purpose:MeasuringInstrumentTest PointMeasuringRangeInput SignalExt. TriggerInput TerminalSymptom:--------

Page 37MODELS: WS-48315 / WS-55315 / WS-65315Purpose:MeasuringInstrumentTest PointMeasuringRangeInput SignalExt. TriggerInput TerminalSymptom:--------

MODELS: WS-48315 / WS-55315 / WS-65315Page 38Purpose:MeasuringInstrumentTest PointMeasuringRangeInput SignalExt. TriggerInput TerminalSymptom:--------

Page 39MODELS: WS-48315 / WS-55315 / WS-65315Purpose:MeasuringInstrumentTest PointMeasuringRangeInput SignalExt. TriggerInput TerminalSymptom:--------

MODELS: WS-48315 / WS-55315 / WS-65315Page 4Adjustment Procedures ...

MODELS: WS-48315 / WS-55315 / WS-65315Page 40Purpose:MeasuringInstrumentTest PointMeasuringRangeInput SignalExt. TriggerInput TerminalSymptom:--------

Page 41Purpose:MeasuringInstrumentTest PointMeasuringRangeInput SignalExt. TriggerInput TerminalSymptom:Purpose:MeasuringInstrumentTest PointMeasuring

Page 42MODELS: WS-48315 / WS-55315 / WS-65315CHIP PARTS REPLACEMENTSome resistors, shorting jumpers (0 Ohm resistors),ceramic capacitors, transistors

Page 43MODELS: WS-48315 / WS-55315 / WS-65315Parts OrderingTo expedite delivery of replacement parts orders, specify the following:1. Model Number/Se

Page 44MODELS: WS-48315 / WS-55315 / WS-65315QUICK REFERENCE FOR COMMON REPLACEMENT PARTSREMOTE CONTROL290P116010 Remote ControlHIGH VOLTAGE / DEFLECT

Page 45Ref # Part # Part Name & Description [#]MODELS: WS-48315 / WS-55315 / WS-65315 Model Legend: (a) WS-48315, (b) WS-55315, (c) WS-65315Ref #

Ref # Part # Part Name & Description [#]Page 46MODELS: WS-48315 / WS-55315 / WS-65315 Model Legend: (a) WS-48315, (b) WS-55315, (c) WS-65315Ref #

Page 47Ref # Part # Part Name & Description [#]MODELS: WS-48315 / WS-55315 / WS-65315 Model Legend: (a) WS-48315, (b) WS-55315, (c) WS-65315Ref #

Ref # Part # Part Name & Description [#]Page 48MODELS: WS-48315 / WS-55315 / WS-65315 Model Legend: (a) WS-48315, (b) WS-55315, (c) WS-65315Ref #

Page 49Ref # Part # Part Name & Description [#]MODELS: WS-48315 / WS-55315 / WS-65315 Model Legend: (a) WS-48315, (b) WS-55315, (c) WS-65315Ref #

MODELS: WS-48315 / WS-55315 / WS-65315Page 5INTRODUCTIONThis service manual provides service instructions for the PTV Models listed below. Service pe

Ref # Part # Part Name & Description [#]Page 50MODELS: WS-48315 / WS-55315 / WS-65315 Model Legend: (a) WS-48315, (b) WS-55315, (c) WS-65315Ref #

Page 51Ref # Part # Part Name & Description [#]MODELS: WS-48315 / WS-55315 / WS-65315 Model Legend: (a) WS-48315, (b) WS-55315, (c) WS-65315Ref #

Ref # Part # Part Name & Description [#]Page 52MODELS: WS-48315 / WS-55315 / WS-65315 Model Legend: (a) WS-48315, (b) WS-55315, (c) WS-65315Ref #

Page 53Ref # Part # Part Name & Description [#]MODELS: WS-48315 / WS-55315 / WS-65315 Model Legend: (a) WS-48315, (b) WS-55315, (c) WS-65315Ref #

Ref # Part # Part Name & Description [#]Page 54MODELS: WS-48315 / WS-55315 / WS-65315 Model Legend: (a) WS-48315, (b) WS-55315, (c) WS-65315Ref #

Page 55Ref # Part # Part Name & Description [#]MODELS: WS-48315 / WS-55315 / WS-65315 Model Legend: (a) WS-48315, (b) WS-55315, (c) WS-65315Ref #

Ref # Part # Part Name & Description [#]Page 56MODELS: WS-48315 / WS-55315 / WS-65315 Model Legend: (a) WS-48315, (b) WS-55315, (c) WS-65315Ref #

Page 57Ref # Part # Part Name & DescriptionRef # Part # Part Name & DescriptionMODELS: WS-48315 / WS-55315 / WS-65315 Model Legend: (a) WS-483

Page 58 Ref # Part # Part Name & Description Ref # Part # Part Name & DescriptionMODELS: WS-48315 / WS-55315 / WS-65315 Model Legend: (a) WS-4

MODELS: WS-48315 / WS-55315 / WS-65315Page 59POWER SUPPLY

Page 6MODELS: WS-48315 / WS-55315 / WS-65315SAFETY PRECAUTIONSNOTICE: Observe all cautions and safety related notes located inside the receiver cabine

MODELS: WS-48315 / WS-55315 / WS-65315Page 60VIDEO/COLOR PATH

MODELS: WS-48315 / WS-55315 / WS-65315Page 61SYNC PATH

MODELS: WS-48315 / WS-55315 / WS-65315Page 62DEFLECTION / HV CIRCUIT

MODELS: WS-48315 / WS-55315 / WS-65315Page 63HVREGULATION

MODELS: WS-48315 / WS-55315 / WS-65315Page 64X-RAYPROTECT

MODELS: WS-48315 / WS-55315 / WS-65315Page 65SOUNDPATH

MODELS: WS-48315 / WS-55315 / WS-65315Page 66CONVERGENCE CIRCUIT

MODELS: WS-48315 / WS-55315 / WS-65315Page 67CONTROL CIRCUIT

MODELS: WS-48315 / WS-55315 / WS-65315Page 68

MODELS: WS-48315 / WS-55315 / WS-65315Page 7*Refer to PARTS LIST for Part NumbersCABINET DISASSEMBLY (FRONT VIEW)Front Cabinet Disassembly1. Remove th

Page 8MODELS: WS-48315 / WS-55315 / WS-65315CABINET DISASSEMBLY (REAR VIEW)Rear Cabinet Disassembly1. Remove the Back Board by removing 14 screws &quo

MODELS: WS-48315 / WS-55315 / WS-65315Page 9CABINET DISASSEMBLY (FRONT VIEW)Front Cabinet Disassembly1. Remove the Speaker Grille by pulling forward.2