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Sharp XG-NV1E Service Manual

Secam/pal/ntsc system
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Download this manual See also: Operating Manual
In the interests of user-safety (Required by safety regulations in some countries) the set should be re-
stored to its original condition and only parts identical to those specified should be used.
Im lnteresse der Benutzersicherheit (erforderliche Sicherheitsregeln in einigen Ländern) muß das Gerät in seinen
Originalzustand gebracht werden. Außerdem dürfen für die spezifizierten Bauteile nur identische Teile verwendet
werden.
TENTATIVE
SERVICE MANUAL
SERVICE-ANLEITUNG
SECAM/PAL/NTSC SYSTEM
LCD PROJECTOR
LCD PROJEKTOR
MODELS
MODELLE

SHARP CORPORATION

XG-NV1E
XG-NV1EA
XG-NV1E
XG-NV1EA

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Summary of Contents for Sharp XG-NV1E

  • Page 1: Sharp Corporation

    XG-NV1E TENTATIVE XG-NV1EA SERVICE MANUAL SERVICE-ANLEITUNG SECAM/PAL/NTSC SYSTEM LCD PROJECTOR LCD PROJEKTOR XG-NV1E MODELS XG-NV1EA MODELLE In the interests of user-safety (Required by safety regulations in some countries) the set should be re- stored to its original condition and only parts identical to those specified should be used.

  • Page 2: Table Of Contents

    XG-NV1E XG-NV1EA CONTENS Page Page • NOTE TO SERVICE PERSONNEL ....3 • OVERALL WIRING DIAGRAM ......45 • SPECIFICATIONS ..........4 • DESCRIPTION OF SCHEMATIC DIAGRAM ... 49 • OPERATION MANUAL ........6 • WAVEFORMS ..........50 • REMOVAL OF MAJOR PARTS ......11 •...

  • Page 3: Note To Service Personnel

    XG-NV1E XG-NV1EA NOTE TO SERVICE PERSONNEL 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 1 2...
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  • Page 11: Removing Of Major Parts

    XG-NV1E XG-NV1EA REMOVING OF MAJOR PARTS Before starting this job, detach the lamp cage unit and the filter cover. 1. Removing the top cabinet 1-1. Remove the three screws at the carrying handle side. 1-2. Remove the two screws at the terminals side.
  • Page 12 XG-NV1E XG-NV1EA 2. Removing the front cabinets 2-1. Tilt the front-right cabinet forward. Pull it up out of position. 2-2. Tilt the front-left cabinet forward. Disconnect the infrared R/C receiver unit. Pull up the cabinet out of position. Front-right Cabinet...
  • Page 13 XG-NV1E XG-NV1EA 3. Removing the rear cabinet and video terminal cover 3-1. Remove the two screws off the rear cabinet and the screw from the static ground lead. Pull up the cabinet and disconnect the speaker connector (SP). Now the rear cabinet is free.
  • Page 14 XG-NV1E XG-NV1EA 4. Removing the PWBs 4-1. Remove the two screws that fix the PC terminal cover to the bottom cabinet. 4-2. Remove the two screws off the output shield. Take out the output shield and disconnect the R-LCD, G-LCD and B-LCD connectors (RP, GP, and BP).
  • Page 15 XG-NV1E XG-NV1EA 5. Removing the optics mechanism assembly 5-1. Remove the two screws off the angles A and B of the carrying handle. Detach the carrying handle. 5-2. Remove the two screws off the lamp socket holder. Take out the lamp socket.

  • Page 16: The Optical Unit Outline

    XG-NV1E XG-NV1EA THE OPTICAL UNIT OUTLINE Layout of the optical system Note: Layout for positioning the optical system. Projection Lens Polarizer film Incident polarizer plate B Incident polarizer plate R Dichroic coating Dichroic coating (B transmission) (R transmission) B-LCD R-LCD...

  • Page 17: Convergence And Focus Adjustment

    XG-NV1E XG-NV1EA CONVERGENCE AND FOCUS ADJUSTMENT » Start the convergence and focus adjustments with the top cabinet and the signal shield removed but the power on. Use the remote control gun to adjust the image. Take the following procedures. 1. Focusing the projection lens (A) Replacing all the 3 LCD panels 1.
  • Page 18 XG-NV1E XG-NV1EA Note : 1 The eccentric cam is used for convergence adjustment. This means that the cam’s turning and the linear movement are not always uniform. 2 This model is not equipped with the LCD image adjustment mechanism. This is because the dichroic prism is used for image formation.
  • Page 19 XG-NV1E XG-NV1EA Convergence and Focus Adjustments at a Glance Adjustment directions Adjustment Direction Definition Direction of LCD panel X direction LCD right and left Convergence Y direction LCD top and bottom θZ direction Rotation around Z axis LCD turning axis...
  • Page 20 XG-NV1E XG-NV1EA Replacing the LCDs With the top cabinet removed (1) Remove the output shield. (2) Disconnect the LCD flat cable from the output PWB connector. (3) Remove the lock screws "b" and "c". Detach the R/B adjusting plate or the G adjusting plate together with the LCD panel.

  • Page 21: Electrical Adjustment

    XG-NV1E XG-NV1EA ELECTRICAL ADJUSTMENT NOTE : The settings have been factory-adjusted to their best points. If any of them gets out of spec or after any relevant part has been replaced, make the related adjustment. Step Adjustment Conditions Adjustment Method Adjustment Position »...
  • Page 22 XG-NV1E XG-NV1EA TROUBLE SHOOTING TABLE TROUBLE SHOOTING TABLE (Continued) Checking the PWB performance RGB input in trouble Through-output in trouble Remote control in trouble Go to "Checking the through-output Go to "Checking the remote control Feed test pattern signal from PC.

  • Page 23: Troubleshooting Table

    XG-NV1E XG-NV1EA TROUBLE SHOOTING TABLE (Continued) Checking the G signal line of signal processing PWB Is there signal input at pin (11) of IC1011? Check pin (4) line of connector TN. Is there signal output at pin (35) of IC1011?
  • Page 24 XG-NV1E XG-NV1EA TROUBLE SHOOTING TABLE (Continued) Checking the R signal line of signal processing PWB Is there signal input at pin (7) of IC1011? Check pin (4) line of connector TN. Is there signal output at pin (40) of IC1011?
  • Page 25 XG-NV1E XG-NV1EA TROUBLE SHOOTING TABLE (Continued) Checking the B signal line of signal processing PWB Is there signal input at pin (15) of IC1011? Check pin (4) line of connector TN. Is there signal output at pin (30) of IC1011?
  • Page 26 XG-NV1E XG-NV1EA TROUBLE SHOOTING TABLE (Continued) Checking the G signal line of output PWB IC4034, IC5002 or nearby circuit in Are outputs at pins (3), (4) and (5) of trouble. IC4034 as specified? Check connector CC. Do signals go Connector CC poorly soldered or in...
  • Page 27 XG-NV1E XG-NV1EA TROUBLE SHOOTING TABLE (Continued) Checking the R signal line of output PWB Are outputs at pins (2), (18) and (19) IC4034, IC5002 or nearby circuit in of IC4034 as specified? trouble. Check connector CC. Do signals go Connector CC poorly soldered or in...
  • Page 28 XG-NV1E XG-NV1EA TROUBLE SHOOTING TABLE (Continued) Checking the B signal line of output PWB Are outputs at pins (6), (7) and (8) of IC4034, IC5002 or nearby circuit in trouble. IC4034 as specified? Check connector CC. Do signals go Connector CC poorly soldered or in...
  • Page 29 XG-NV1E XG-NV1EA TROUBLE SHOOTING TABLE (Continued) Checking synchronization Do horizontal and vertical sync signals (at pins (13) and (14) of RGB connector) come out of PC? Are there signal outputs at pins (3)(IN+) of IC2003 and IC2004? Connector or nearby circuit in trouble.
  • Page 30 XG-NV1E XG-NV1EA TROUBLE SHOOTING TABLE (Continued) Checking the remote control circuit Press the MENU key. Are there signal outputs at pins (29) and (30) of connector CA? Remote control receiver or its nearby circuit in trouble. IC5001, IC5101, IC5102 or nearby circuit in trouble.
  • Page 31 XG-NV1E XG-NV1EA TROUBLE SHOOTING TABLE (Continued) Checking the video system No picture Is lamp on? Lamp fails to light up. Is voltage applied to connector EA? Check power circuit and its parts. Are there signal inputs at pins (15), (17) and (19) of IC6001? Check signal line circuit.
  • Page 32 XG-NV1E XG-NV1EA TROUBLE SHOOTING TABLE (Continued) No colour or unusual tint with NTSC signal Set user control to standard value. Check the video board. Replace the video board. Are colour IC5001 or nearby circuit in trouble. Is colour mode judged properly?
  • Page 33 XG-NV1E XG-NV1EA TROUBLE SHOOTING TABLE (Continued) No synchronization Is there video signal input at pins (15), (17) or (19) of IC6001? Check the signal line from the connector. Are HSYNC and VSYNC signals from pins (41) and (42) of IC6001 in sync...
  • Page 34 XG-NV1E XG-NV1EA TROUBLE SHOOTING TABLE (Continued) Lamp failure to light up Does new lamp light up? Is discharge noise heard? Lamp faulty. Replace. Replace TGU1701. Check connectors. Is voltage applied across C1703? Is F701 blown out? Check DB701 and its peripheral parts.
  • Page 35 XG-NV1E XG-NV1EA TROUBLE SHOOTING TABLE (Continued) No sound Is sound heard with 3D SOUND off? Check IC302 and its peripheral circuits. Does voltage at pin (9) of IC301 change with VOL UP/DOWN keys? IC305 or nearby circuit in trouble. Are there audio signal inputs at pins...
  • Page 36 XG-NV1E XG-NV1EA TROUBLE SHOOTING TABLE (Continued) 232C failure Is cable connected? Reconnect cable. Is PC’s 232C setting as specified? Make PC port setting. Is there signal input at pin (11) of IC2006? Check cable, connector and their peripheral parts. Is there signal output at pin (12) of IC2006? IC2006 or nearby circuit in trouble.
  • Page 37 XG-NV1E XG-NV1EA TROUBLE SHOOTING TABLE (Continued) Mouse failure Is cable connected both with serial port and PC-98? Double connection unacceptable. Is OSD system check remote mouse properly set? (Pin (13) of IC200: AT = "L", 98 ="H") Set to AT except for PC-98.
  • Page 38 XG-NV1E XG-NV1EA Memo TROUBLE SHOOTING TABLE (Continued)

  • Page 39: Chassis Layout

    XG-NV1E XG-NV1E XG-NV1EA XG-NV1EA CHASSIS LAYOUT POWER/BALLAST UNIT–C POWER/BALLAST UNIT–B PC TERMINAL UNIT OPERATION KEY UNIT VIDEO BOARD UNIT REDENC0228CEZC REDENC0228CEZB RUNTK0568CEZZ RUNTK0566CEZZ RUNTK0567CEZZ REDENC0240CEZC REDENC0240CEZB RUNTK0584CEZZ OUTPUT UNIT DUNTK9292DE02/03/05 R/C RECEIVER UNIT DUNTK9295DE02/03/05 POWER/BALLAST UNIT–A REDENC0228CEZA REDENC0240CEZA OUTPUT SUB UNIT DUNTK9293DE02/03/05 POWER/BALLAST UNIT–D...

  • Page 40: Block Diagram

    XG-NV1E XG-NV1E XG-NV1EA XG-NV1EA BLOCK DIAGRAM-1 OPERATION K E Y U N I T POWER UNIT BALLAST UNIT OUTPUT UNIT OUTPUT SUB UNIT...
  • Page 41 XG-NV1E XG-NV1E XG-NV1EA XG-NV1EA BLOCK DIAGRAM-2 SIGNAL UNIT PC TERMINAL VIDEO BOARD UNIT UNIT...

  • Page 42: Overall Wiring Diagram

    XG-NV1E XG-NV1E XG-NV1EA XG-NV1EA OVERALL WIRING DIAGRAM-1 OUTPUT UNIT SIGNAL UNIT VIDEO BOARD UNIT PC TERMINAL UNIT...
  • Page 43 XG-NV1E XG-NV1E XG-NV1EA XG-NV1EA OVERALL WIRING DIAGRAM-2 R/C RECEIVER UNIT DUNTK9295DE02 DUNTK9295DE03 DUNTK9295DE05 OUTPUT SUB UNIT OU PUT UNIT POWER/BALLAST UNIT CONTROL KEY UNIT...

  • Page 44: Description Of Schematic Diagram

    XG-NV1E XG-NV1E XG-NV1EA XG-NV1EA DESCRIPTION OF SCHEMATIC DIAGRAM WAVEFORMS VOLTAGE MEASUREMENT CONDITION: CAPACITOR All capacitors are µF, unless otherwise noted. WELLENFORMEN Voltages at test points are measured at the supply voltage of AC 220V. Signals (P=pF=µµF). are fed by a colour bar signal generator for servicing purpose and the above All capacitors are 50V, unless otherwise noted.
  • Page 45 XG-NV1E XG-NV1E XG-NV1EA XG-NV1EA SIGNAL UNIT-1/6...
  • Page 46 XG-NV1E XG-NV1E XG-NV1EA XG-NV1EA SIGNAL UNIT-2/6...
  • Page 47 XG-NV1E XG-NV1E XG-NV1EA XG-NV1EA SIGNAL UNIT-3/6...
  • Page 48 XG-NV1E XG-NV1E XG-NV1EA XG-NV1EA SIGNAL UNIT-4/6 SI GNAL SU B U NI T–A...
  • Page 49 XG-NV1E XG-NV1E XG-NV1EA XG-NV1EA OUTPUT UNIT-3/5...
  • Page 50 XG-NV1E XG-NV1E XG-NV1EA XG-NV1EA OUTPUT UNIT-4/5...
  • Page 51 XG-NV1E XG-NV1E XG-NV1EA XG-NV1EA OUTPUT SUB and INFRARED R/C RECEIVER UNIT...
  • Page 52 XG-NV1E XG-NV1E XG-NV1EA XG-NV1EA OPERATION KEY UNIT...
  • Page 53 XG-NV1E XG-NV1E XG-NV1EA XG-NV1EA VIDEO BOARD UNIT...

  • Page 54: Lcd Projector

    ........9 der Ausgangs-Zusatzplatine ....... 9 • PARTS LIST ............. 10 • ERSATZTEILLISTE .......... 10 This document has been published to be used for SHARP CORPORATION after sales service only. The contents are subject to change without notice.

  • Page 55: Interconnecting The Fan Control Pwb And The Output Sub-Pwb

    XG-NV2U/E/M SUPPLEMENT 1.Interconnecting the Fan Control PWB and the output sub-PWB Here are the three basic ways. <1> Production lot in December 1997 Fan Control PWB (Display; K9661DE without √.) OUTPUT PWB √ QCNW-4978CEZZ QCNW-4979CEZZ OUTPUT sub PWB √ QCNW-4982CEZZ QCNW-4983CEZZ <2>...

  • Page 56: Repair Procedure

    XG-NV2U/E/M SUPPLEMENT 3. Repair procedure Interconnecting 1:Production lot in December 1997 Fan Control PWB (Display; K9661DE without √.) OUTPUT PWB √ QCNW-4978CEZZ QCNW-4979CEZZ OUTPUT sub PWB √ QCNW-4982CEZZ QCNW-4983CEZZ Trouble spot Preparations Procedure Fan Control PWB Fan Control PWB marked "A" Disconnect the QCNW-4978CEZZ, -4979CEZZ, - QCNW-4980CEZZ (with UL tape) 4982CEZZ and -4983CEZZ cables, and connect the...

  • Page 57: Others

    XG-NV2U/E/M SUPPLEMENT Interconnecting 3:Production lot in February 1998 and on Output sub PWB √ Fan Control PWB (Display; S9661CE √,F0136AD √, √.) QCNW-4980CEZZ QCNW-5001CEZZ Trouble spot Preparations Procedure Fan Control PWB Fan Control PWB marked "A" Replace Fan Control PWB marked "A". Output sub-PWB When replace with the Output sub- Disconnect Output sub PWB and QCNW-5001CEZZ...
  • Page 58 XG-NV2U/E/M SUPPLEMENT 1. Es bestehen drei grundsätzliche Möglichkeiten, die Ventilator-Steuerplatine und die Ausgangs-Zusatzplatine anzuschließen. <1> Produktionsserie im Dezember 1997 AUSGANGSPLATINE√ Ventilator-Steuerplatine (Display; K9661DE ohne √.) QCNW-4978CEZZ QCNW-4979CEZZ AUSGANGS-ZUSATZ- QCNW-4982CEZZ QCNW-4983CEZZ PLATINE √ <2> Produktionsserie im Januar 1998 AUSGANGS-ZUSATZPLATINE √ Ventilator-Steuerplatine (Display; S9661CE √.) QCNW-4980CEZZ QCNW-4981CEZZ <3>...
  • Page 59 XG-NV2U/E/M SUPPLEMENT 3. Reparaturverfahren Anschluß 1: Produktionsserie im Dezember 1997 AUSGANGSPLATINE√ Ventilator-Steuerplatine (Display; K9661DE ohne √.) QCNW-4978CEZZ QCNW-4979CEZZ AUSGANGS-ZUSATZ- QCNW-4982CEZZ QCNW-4983CEZZ PLATINE √ Störungsstelle Vorbereitungen Verfahren Ventilator-Steuer- Ventilator-Steuerplatine (mit “A” Die Kabel QCNW-4978CEZZ, -4979CEZZ, -4982CEZZ platine gekennzeichnet) und -4983CEZZ abtrennen, dann die Kabel QCNW- QCNW-4980CEZZ (mit UL-Band) 4980CEZZ und QCNW-4981CEZZ anschließen.
  • Page 60 XG-NV2U/E/M SUPPLEMENT Anschluß 3 : Produktionsserie im Februar 1998 und danach. AUSGANGS-ZUSATZ- Ventilator-Steuerplatine (Display; S9661CE √,F0136AD √, √.) PLATINE √ QCNW-4980CEZZ QCNW-5001CEZZ Störungsstelle Vorbereitungen Verfahren Ventilator-Steuer- Ventilator-Steuerplatine (mit “A” Die Ventilator-Steuerplatine(mit “A” gekennzeichnet) platine gekennzeichnet) auswechseln. Für die Ausgangs-Steuerplatine √ Ausgangs-Zusatz- Die defekte Ausgangs-Zusatzplatine vom Kabel platine...

  • Page 61: Connecting The Qcnw-4979Cezz Cable Leads On The Output Sub-Pwb

    XG-NV2U/E/M SUPPLEMENT 5. Connecting the QCNW-4979CEZZ cable leads on the output sub-PWB (Production lot in December 1997) Anschließen der QCNW-4979CEZZ-Kabel an der Ausgangs-Zusatzplatine (Produktionsserie im Dezember 1997) Side A of output sub-PWB Seite A der Ausgangs-Zusatzplatine QCNW-4979CEZZ 1 Brown: PCON1 to R5510 3 Orange Braun: PCON1 zu R5510 4 Yellow...

  • Page 62: Connecting The Qcnw-4981Cezz Cable Leads

    XG-NV2U/E/M SUPPLEMENT 6. Connecting the QCNW-4981CEZZ cable leads on the output sub-PWB (Production lot in January 1998) Anschließen der QCNW-4981CEZZ-Kabel an der Ausgangs-Zusatzplatine (Produktionsserie im Januar 1998) Side A of output sub-PWB Seite A der Ausgangs-Zusatzplatine 3 Orange 5 Green QCNW-4981CEZZ Grün 1 Brown: 16.5V to pin (1) of connector EA...

  • Page 63: Ersatzteilliste

    XG-NV2U/E/M SUPPLEMENT PARTS LIST ERSATZTEILLISTE PARTS REPLACEMENT AUSTAUSCH VON TEILEN Replacement parts which have these special safety characteristics iden- Ersatzteile, die besondere Sicherheitseigenschften haben, sind in tified in this manual: electrical components having such features are dieser Anleitung markiert. Elektrische Komponenten mit solchen identified by "å"...
  • Page 64 XG-NV2U/E/M SUPPLEMENT...
  • Page 65 XG-NV2U/E/M SUPPLEMENT COPYRIGHT © 2000 BY SHARP CORPORATION ALL RIGHTS RESERVED. No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, electronic, mechanical, photocopying, recording, or otherwise, without prior written permission of the publisher.
  • Page 66 6 capacitors to 10pF type as detailed in the table below. Model Capacitors Change to XGSV1E C4311, C4312, C4320, C4321, C4323, C4324 VCCCCY1HH100D XGNV1E C4310, C4311, C4312, C4313, C4314, C4315 LV036 Sharp Electronics (UK) Ltd., Technical Services Group...

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