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Sharp XV-Z1A Service Manual

Pal/secam/ntsc system lcd projector
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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
PAL/SECAM/NTSC SYSTEM
MODELS
MODELLE

SHARP CORPORATION

1
LCD PROJECTOR
LCD PROJEKTOR
XV-Z1E/A
XV-Z1E/A

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Summary of Contents for Sharp XV-Z1A

  • Page 1: Sharp Corporation

    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. SHARP CORPORATION...

  • Page 2: Table Of Contents

    XV-Z1E/A CONTENTS Page Page • NOTE TO SERVICE PERSONNEL ....3 • CHASSIS LAYOUT ........123 • BLOCK DIAGRAM ..........125 • SPECIFICATIONS ..........4 • OVERALL WIRING DIAGRAM ....... 127 • OPERATION MANUAL ........6 • DESCRIPTION OF SCHEMATIC DIAGRAM ... 129 •...

  • Page 3: Note To Service Personnel

    XV-Z1E/A 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 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 UV-RADIATION PRECAUTION 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...

  • Page 4: Specifications

    XV-Z1E/A Specifications...
  • Page 5 XV-Z1E/A Specifications...
  • Page 6 XV-Z1E/A Location of Controls...
  • Page 7 XV-Z1E/A Operating the Wireless Mouse Remote Control...
  • Page 8 XV-Z1E/A Demensions [Units: mm]...

  • Page 9: Removing Of Major Parts

    XV-Z1E/A 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. 1-3.
  • Page 10 XV-Z1E/A 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 Infrared R/C Receiver Unit Front-left Cabinet...
  • Page 11 XV-Z1E/A 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. 3-2.
  • Page 12 XV-Z1E/A 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). 4-3.
  • Page 13 XV-Z1E/A 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. 5-3.

  • Page 14: Controlling The Total Operating Hours Of The Lamp

    XV-Z1E/A CONTROLLING THE TOTAL OPERATING HOURS OF THE LAMP The following control is carried out when the lamp has been used for 1900 hours and 2000 hours. 1. After 1900-hour use When the power is turned on, "LAMP" appears in the on-screen display for about 1 minute (flashing in yellow) and the lamp LED indicator lights up in red.

  • Page 15: Resetting The Lamp Operating Hour Counter

    XV-Z1E/A RESETTING THE LAMP OPERATING HOUR COUNTER The unit is designed to keep its power off when the lamp has been used for 1900 and 2000 hours. This is to protect the lamp fixture. Replace the lamp with new one and take the following resetting procedure.

  • Page 16: The Optical Unit Outline

    XV-Z1E/A 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 Cross dichroic prism BLUE Condenser lens R Relay lens 3...

  • Page 17: Convergence And Focus Adjustment

    XV-Z1E/A 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: Convergence And Focus Adjustments Mechanism

    XV-Z1E/A 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 XV-Z1E/A 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 Z direction LCD optical axis θX direction Focus...
  • Page 20 XV-Z1E/A 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

    XV-Z1E/A 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 XV-Z1E/A Step Adjustment Conditions Adjustment Method Adjustment Position » Using the Operation key switch Reference black 1. Receive the 10 step gray ' " , adjust the black level as same as pedestal level. Level scale signal. (NTSC or PAL) 2.
  • Page 23 XV-Z1E/A Step Adjustment Conditions Adjustment Method Adjustment Position » Using the Operation key switch 1. Receive the 10 step gray ' " , adjust level be- tween black and 100% white level. scale signal of NTSC. 2. Connect the oscillosope to pin (3) of P1501.
  • Page 24 XV-Z1E/A Step Adjustment Conditions Adjustment Method Adjustment Position » Using the Operation key switch Reference level 1. Receive the 10 step gray ' " , adjust level be- tween signal center and reference level. (DAC) scale signal of NTSC. 2. Connect the oscilloscope to pin (2) of P4303.
  • Page 25 XV-Z1E/A Step Adjustment Conditions Adjustment Method Adjustment Position » Using the Operation key switch Gamma 1. Receive the 10 step gray ' " , adjust level be- tween 2nd gradation and GND for (DAC) scale signal of NTSC. 4.4 ±0.1Vp-p 2.
  • Page 26 XV-Z1E/A Step Adjustment Conditions Adjustment Method Adjustment Position » Using the Operation key switch TINT 1. Receive the colour bar sig- ' " , adjust the freshtone B-Y waveform. (DAC) nal. 2. Connect the oscilloscope to pin (2) of P1501. 3.
  • Page 27 XV-Z1E/A Step Adjustment Conditions Adjustment Method Adjustment Position » Using the Operation key switch SECAM 1. Receive the colour bar sig- ' " , adjust level be- tween red and 100% white level. COLOUR nal of SECAM. (DAC) 2. Connect the oscilloscope to pin (1) of P4303.
  • Page 28 XV-Z1E/A Step Adjustment Conditions Adjustment Method Adjustment Position » Adjust L2003 so the volume sign on screen display is Sign display 1. Receive the monoscope symmetrical to the right and left side. position signal of NTSC or PAL. (L2003) 2. Push the volume key ' "...
  • Page 29 XV-Z1E/A 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 Feed test pattern signal from PC. Go to "Checking the remote control circuit".

  • Page 30: Troubleshooting Table

    XV-Z1E/A TROUBLE SHOOTING TABLE (Continued) Checking the G signal line of signal 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? Do voltages at pins (6), (18) and (19) of IC1012 change? IC1012, IC5002 or nearby circuit in trouble.
  • Page 31 XV-Z1E/A TROUBLE SHOOTING TABLE (Continued) Checking the R signal line of signal 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? Do voltages at pins (5), (18) and (19) of IC1012 change? IC1012, IC5002 or nearby circuit in trouble.
  • Page 32 XV-Z1E/A TROUBLE SHOOTING TABLE (Continued) Checking the B signal line of signal 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? Do voltages at pins (7), (18) and (19) of IC1012 change? IC1012, IC5002 or nearby circuit in trouble.
  • Page 33 XV-Z1E/A TROUBLE SHOOTING TABLE (Continued) Checking the G signal line of output PWB Are outputs at pins (3), (4) and (5) of IC4034, IC5002 or nearby circuit in IC4034 as specified? trouble. Check connector CC. Do signals go Connector CC poorly soldered or in Are there signal inputs at pins (1) to pins (4), (5), (7), (8), (10) and (11) trouble.
  • Page 34 XV-Z1E/A TROUBLE SHOOTING TABLE (Continued) Checking the R signal line of output PWB IC4034, IC5002 or nearby circuit in Are outputs at pins (2), (18) and (19) of IC4034 as specified? trouble. Check connector CC. Do signals go Connector CC poorly soldered or in Are there signal inputs at pins (1) to pins (13), (14), (16), (17), (19) and trouble.
  • Page 35 XV-Z1E/A TROUBLE SHOOTING TABLE (Continued) Checking the B signal line of output PWB IC4034, IC5002 or nearby circuit in Are outputs at pins (6), (7) and (8) of trouble. IC4034 as specified? Check connector CC. Do signals go Connector CC poorly soldered or in Are there signal inputs at pins (1) to pins (22), (23), (25), (26), (28) and trouble.
  • Page 36 XV-Z1E/A 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. Are there signal outputs at pins (15)(H) and (217)(V) of IC1201? IC2003, IC2004 or nearby circuit in...
  • Page 37 XV-Z1E/A 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 38 XV-Z1E/A TROUBLE SHOOTING TABLE (Continued) No image Is lamp on? Lamp fails to light up. Refer to the troubleshooting of the Is voltage aplied to connector EA? lamp/ballast unit. Are there signal at pins (1), (12) and Check input terminal circuit and its (19) of VS connector? parts.
  • Page 39 XV-Z1E/A 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? and tint as specified? IC1201, IC1206 or nearby circuit in Does user control work?
  • Page 40 XV-Z1E/A 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 with input signal? Check IC6001 and its peripheral circuits.
  • Page 41 XV-Z1E/A 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. Replace F701.
  • Page 42 XV-Z1E/A 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 (2) and (23) of IC301? IC306, IC6002, IC6003 or nearby circuit in trouble.

  • Page 43: Chassis Layout

    XV-Z1E/A XV-Z1E/A CHASSIS LAYOUT / CHASSIS-ANORDNUNG POWER/BALLAST UNIT–C POWER/BALLAST UNIT–B OPERATION KEY UNIT INPUT UNIT REDENC0228CEZC REDENC0228CEZB RUNTK0566CEZZ CTANZ0712CE01 REDENC0240CEZC REDENC0240CEZB OUTPUT UNIT DUNTK9553DE01/02/03/04 R/C RECEIVER UNIT DUNTK9552DE01/02/03/04 POWER/BALLAST UNIT–A REDENC0228CEZA REDENC0240CEZA OUTPUT SUB UNIT DUNTK9554DE01/02/03/04 POWER/BALLAST UNIT–D REDENC0228CEZD REDENC0240CEZD Ref.

  • Page 44: Block Diagram

    XV-Z1E/A XV-Z1E/A BLOCK DIAGRAM / BLOCKSCHALTBILD...

  • Page 45: Overall Wiring Diagram

    XV-Z1E/A XV-Z1E/A OVERALL WIRING DIAGRAM / GESAMTSCHALTPLAN XV-Z1E XV-Z1A...

  • Page 46: Description Of Schematic Diagram

    XV-Z1E/A XV-Z1E/A DESCRIPTION OF SCHEMATIC DIAGRAM WAVEFORMSWELLENFORMEN 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 47 XV-Z1E/A XV-Z1E/A OUTPUT UNIT-1/5 / AUSGABEEINHEIT-1/5 SIGNAL TO THEAMISTOR...
  • Page 48 XV-Z1E/A XV-Z1E/A OUTPUT UNIT-2/5 / AUSGABEEINHEIT-2/5 SIGNAL UNIT...
  • Page 49 XV-Z1E/A XV-Z1E/A OUTPUT UNIT-3/5 / AUSGABEEINHEIT-3/5 TO SIGNAL UNIT...
  • Page 50 XV-Z1E/A XV-Z1E/A OUTPUT UNIT-4/5 / AUSGABEEINHEIT-4/5...
  • Page 51 XV-Z1E/A XV-Z1E/A OUTPUT UNIT-5/5 / AUSGABEEINHEIT-5/5...
  • Page 52 XV-Z1E/A XV-Z1E/A OUTPUT SUB UNIT / AUSGABE-NEBENEINHEIT TO R/C...
  • Page 53 XV-Z1E/A XV-Z1E/A SIGNAL UNIT-1/5 / SIGNALEINHEIT-1/5...
  • Page 54 XV-Z1E/A XV-Z1E/A SIGNAL UNIT-2/5 / SIGNALEINHEIT-2/5...
  • Page 55 XV-Z1E/A XV-Z1E/A SIGNAL UNIT-3/5 / SIGNALEINHEIT-3/5...
  • Page 56 XV-Z1E/A XV-Z1E/A SIGNAL UNIT-4/5 / SIGNALEINHEIT-4/5...
  • Page 57 XV-Z1E/A XV-Z1E/A SIGNAL UNIT-5/5 / SIGNALEINHEIT-5/5...
  • Page 58 XV-Z1E/A XV-Z1E/A VIDEO INPUT UNIT-1/2 / VIDEOEINGANGSEINHEIT-1/2 CTANZ0712CE01...
  • Page 59 XV-Z1E/A XV-Z1E/A VIDEO INPUT UNIT-2/2 / VIDEOEINGANGSEINHEIT-2/2 CTANZ0712CE01...
  • Page 60 XV-Z1E/A XV-Z1E/A POWER/BALLAST UNIT-A / NETZ-/BALLASTEINHEIT A POWER/BALLAST UNIT-B / NETZ-/BALLASTEINHEIT B (XV-Z1E) (XV-Z1E)
  • Page 61 XV-Z1E/A XV-Z1E/A POWER/BALLAST UNIT-C / NETZ-/BALLASTEINHEIT C POWER/BALLAST UNIT-D / NETZ-/BALLASTEINHEIT D (XV-Z1E) (XV-Z1E)
  • Page 62 XV-Z1E/A XV-Z1E/A POWER/BALLAST UNIT-A / NETZ-/BALLASTEINHEIT A POWER/BALLAST UNIT-B / NETZ-/BALLASTEINHEIT B (XV-Z1A) (XV-Z1A)
  • Page 63 XV-Z1E/A XV-Z1E/A POWER/BALLAST UNIT-C / NETZ-/BALLASTEINHEIT C POWER/BALLAST UNIT-D / NETZ-/BALLASTEINHEIT D (XV-Z1A) (XV-Z1A)
  • Page 64 XV-Z1E/A XV-Z1E/A IN INFRARED R/C RECEIVER UNIT / INFRAROT-EMPFÄNGEREINHEIT OPERATION KEY UNIT / BEDIENUNGSTASTENEINHEIT...

  • Page 65: Ersatzteilliste

    – Power/Ballast Unit — IC1006 VHiMB40778F-1 J MB40778PF Q911 VS2SC2412KQ-1 J 2SC2412KQ IC1007 RH-iX2174CEZZ J MC74HC4538FR Q912 VS2SA1037KQ-1 J 2SA1037KQ MODEL XV-Z1A IC1008 VHiMC14577F-1 J MC14577BF Q913 VS2SC2412KQ-1 J 2SC2412KQ DUNTK9551DE02 – Signal Unit — IC1009 VHiNJM2283F-1 J NJM2283M Q915...

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