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XG-P25X 1st Edition SERVICE MANUAL SERVICE-ANLEITUNG LCD PROJECTOR LCD PROJEKTOR MODEL XG-P25X MODELL In the interests of user-safety (Required by safety regulations in some countries) the set should be restored to its original condition and only parts identical to those specified should be used.
(PFILD0080CEZZ), Lens cap (PCAPH1056CESA), CD-ROM (UDSKAA004WJZZ, UDSKAA005WJZZ), LCD projector operation manual (TINS-A133WJZZ), Quick reference guides, Sharp Advanced Pr esentation Software installation guide (TINS-A139WJZZ), ID number seal (TLABZ0781CEZZ) * When the RGB input is used for displaying moving images r eceived as interlaced image signal, the images may not be displayed as you intended depending on the type of the signal.
XG-P25X IMPORTANT SERVICE SAFETY NOTES (for USA) Ë Service work should be performed only by qualified service technicians who are thoroughly familiar with all safety checks and servicing guidelines as follows: » Use an AC voltmeter with sensitivity of 5000 ohm per WARNING volt., or higher, sensitivity to measure the AC voltage...
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XG-P25X Location of Controls Projector Front View TEMPERATURE WARNING LAMP REPLACEMENT indicator indicator POWER indicator POWER buttons (ON/OFF) VOLUME buttons ( / ) MUTE button MENU button LENS button AUTO SYNC button INPUT 1, 2, 3, 4, 5 buttons RESIZE button...
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XG-P25X Dimensions Rear View Side View Side View Top View (155) (26.5) (319) (3.5) (23) Front View (34) (248) (88.5) 2 (74.5) Bottom View Units: inches (mm) (20.27)
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XG-P25X REMOVING OF MAJOR PARTS 1. Removing the top cover and lens cover. 1-1. Remove the two screws and detach the lens cover. 1-2. Hold the lens top cover and tilt it up until its back end alone stays hooked. Then slide and detach the top cover.
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• Clogged air filter. • Clean the filter. • Cooling fan breakdown. • Take the projector to your nearest Sharp • Internal circuit failure. Authorized LCD Projector Dealer or Service Center for repair. • Burnt-out lamp.
XG-P25X CONVERGENCE AND FOCUS ADJUSTMENT » Start the convergence and focus adjustments with the top cabinet and the LCD cover removed but the power on. Use the remote control to adjust the image. Take the follow- ing procedures. 1. Focusing the projection lens (A) Replacing all the 3 LCD panels 1.
XG-P25X ELECTRICAL ADJUSTMENT Hook up a signal generator, or a DOSV or Mac personal computer to the projector in order to feed the signals specified in the Adjusting conditions. Adjusting point Adjusting conditions Adjusting procedure » Make the following settings: EEPROM 1.
XG-P25X TROUBLE SHOOTING TABLE Checking the PWB performance Video input in trouble RGB input in trouble Through-output in trouble Remote control in trouble Go to "Checking the video unit Feed test pattern signal from Through-output circuit in Go to "Checking the remote circuit".
XG-P25X DESCRIPTION OF BESCHREIBUNG DES SCHEMATIC DIAGRAM SCHEMATISCHEN SCHALTPLANS VOLTAGE MEASUREMENT CONDITION: SPANNUNGSMESSUNGEN: 1. Voltages at test points are measured at the 1. Spannungen an den Prüfpunkten werden bei einer Netzspannung von 220V gemessen, Signale werden supply voltage of AC 220V. Signals are fed by a für die Wartung mit einem Farbbalken-Signal generator...
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XG-P25X WAVEFORMS / WELLENFORMEN (R), TP1101 (G), TP1201 (B), TP1301 P-SiG H :5µsec/div H :5µsec/div H :5µsec/div H :10µsec/div V :2V/div V :2V/div V :2V/div V :2V/div (R), Pin 10 of SC8405 (G), Pin 6 of SC8405 (B), Pin 2 of SC8405 Q5302 H :5µsec/div...
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XG-P25X Ë SIGNAL UNIT / SIGNALEINHEIT-1/3...
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XG-P25X Ë OUTPUT UNIT / AUSGANGSEINHEIT-1/7...
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XG-P25X Ë INPUT UNIT / EINGANGSEINHEIT-1/2...
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XG-P25X Ë OUTPUT SUB UNIT / AUSGANGS-HILFSEINHEIT...
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XG-P25X Ë DC/DC CONVERTER UNIT / DC/DC-KONVERTERSEINHEIT...
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XG-P25X Ë SOUND OUT UNIT / TONAUSGANGSEINHEIT...
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XG-P25X Ë R/C RECEIVER UNIT / FERNBEDIENUNGSEINHEIT...
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XG-P25X Ë OPERATION KEY UNIT / BEDIENUNGSTASTENEINHEIT...
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XG-P25X Ë POWER / AC INLET UNIT NETZEINHEIT / NETZEINGANGSEINHEIT...
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XG-P25X Ë INPUT UNIT / EINGANGSEINHEIT-2/2...
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XG-P25X Ë OUTPUT UNIT / AUSGANGSEINHEIT-2/7...
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XG-P25X Ë OUTPUT UNIT / AUSGANGSEINHEIT-3/7...
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XG-P25X Ë OUTPUT UNIT / AUSGANGSEINHEIT-4/7...
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XG-P25X Ë OUTPUT UNIT / AUSGANGSEINHEIT-5/7...
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XG-P25X Ë OUTPUT UNIT / AUSGANGSEINHEIT-6/7...
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XG-P25X Ë OUTPUT UNIT / AUSGANGSEINHEIT-7/7...
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XG-P25X Ë SIGNAL UNIT / SIGNALEINHEIT-2/3...
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XG-P25X Ë SIGNAL UNIT / SIGNALEINHEIT-3/3...
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XG-P25X TROUBLE SHOOTING TABLE (Continued) Checking the video system Is the lamp on? Go to "Lamp fails to light-up". Is specified voltage fed to EA connectors? Check the power circuit and its parts. Are there signal inputs at pins (9),...
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XG-P25X TROUBLE SHOOTING TABLE (Continued) Checking RGB signal output circuit Are there RGB input waveforms at pins (1), (3) and (5) of IC4301? Check the IC3302 of input unit and its peripheral circuits. Are there output waveforms at pins (16), (18), (20) of IC4301?
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XG-P25X TROUBLE SHOOTING TABLE (Continued) No or unusual Y signal Is there Y signal input at pin (84) of IC4502? Check IC4502 and its peripheral circuits. Is there Y signal output at pin (7) of IC4501? Check IC4501 and its peripheral circuits.
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XG-P25X TROUBLE SHOOTING TABLE (Continued) Checking the output PWB unit Are there signal inputs at SC8405, SC8502, SC8404? Are voltages applied to EA connectors? If there is no signal at EA If there is no signal at P4302, connector or SC8404, SC8405...
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XG-P25X TROUBLE SHOOTING TABLE (Continued) No audio output Are there audio signal inputs at pins (2) and (23) of IC331? Check the input, the switching circuit of IC461 ~ IC464, and their peripheral circuit. Are there audio signal outputs at pins...
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XG-P25X TROUBLE SHOOTING TABLE (Continued) Power on Is the right input selected? Select the right input with remote control. Are the PC, video and LCP cables as specified and properly connected? Use the right cables or reconnect the cables. With the contrast control at maximum, does the image appear? Readjust the video system.
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XG-P25X TROUBLE SHOOTING TABLE (Continued) Lamp fails to light-up Turn on the power switch. Is discharging sound heard from the lamp? Is the lamp out of socket? Is the ballast cooling fan running? Replace the Reconnect the lamp. lamp into socket.
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XG-P25X TROUBLE SHOOTING TABLE FOR PC I/F UNIT Checking the PC PWB Is the user menu displayed onscreen? Check the onscreen display. Check the basic signal flow. The component signals and video signals flow in the same way from CVIC IC to DAC Check the RGB input.
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XG-P25X TROUBLE SHOOTING TABLE FOR PC I/F UNIT (Continued) Checking the RGB input Feed the sync-pulse- separated RGB signals to the INPUT1 or INPUT2 terminal. Using the control panel key or the remote controller, select INPUT1 or INPUT2. Does the image appear? Check the video input signals.
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XG-P25X TROUBLE SHOOTING TABLE FOR PC I/F UNIT (Continued) Checking the video input Check the input signal settings. Is there the video signal at the land of C8077? Input PWB defective. Check the sync signals. IC8025 or IC8004 defective. Checking the input signal...
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XG-P25X TROUBLE SHOOTING TABLE FOR PC I/F UNIT (Continued) Checking the sync signals Is there the vertical sync signal at TL8134? Is there the horizontal sync signal at TL8133? Check the input signal settings. Input PWB defective. Is there the vertical sync...
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XG-P25X TROUBLE SHOOTING TABLE FOR PC I/F UNIT (Continued) Checking the RGB signals Is the signal type selected for RGB? Make the RGB signal settings. Call the process mode. Select R, G and B individually from the pattern menu. Go to "Checking the GA4 and its peripheral parts".
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XG-P25X TROUBLE SHOOTING TABLE FOR PC I/F UNIT (Continued) Checking the GA4 and its peripheral parts Select R, G and B individually from the process mode pattern menu. Are the R, G and B video output signals as specified? GA4 checking ended.
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XG-P25X TROUBLE SHOOTING TABLE FOR PC I/F UNIT (Continued) Checking the component input (4801 not included) Feed the component signals to the INPUT 1 or INPUT2 terminal. Using the control panel key or the remote controller, select INPUT1 or INPUT2.
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XG-P25X TROUBLE SHOOTING TABLE FOR PC I/F UNIT (Continued) Checking the SOG circuit Measure the signal at TL8136 on the oscilloscope screen. Are the composite sync signals reproduced in the specified timing? The SOG circuit is okay. End. Measure the land of C8069 on the oscilloscope screen.
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XG-P25X TROUBLE SHOOTING TABLE FOR PC I/F UNIT (Continued) Checking the video input Feed the composite video signal to the INPUT4 terminal. Using the control panel key or the remote controller, select INPUT4. Select VIDEO as the signal type on the user menu.
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XG-P25X TROUBLE SHOOTING TABLE FOR PC I/F UNIT (Continued) Measure the VPC (IC8338) clock signal at TL8004. Is the clock signal as specified? IC8338 defective. Go to "Checking the video sync signal". IC8025 or its peripheral parts defective. Checking the video sync...
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XG-P25X TROUBLE SHOOTING TABLE FOR PC I/F UNIT (Continued) Are there the horizontal and vertical sync signals at TL8130 and TL8131? IC8302 or its peripheral parts defective. Is there the specified clock signal at FL8004? IC8338 or its peripheral parts defective.
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XG-P25X TROUBLE SHOOTING TABLE FOR PC I/F UNIT (Continued) Note: To ensure the Plug&Play system, first connect Checking the DVI digital input the cable to the INPUT3 terminal and then turn on the computer (signal generator) power. Feed the DVI digital signal to the INPUT3 terminal.
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XG-P25X TROUBLE SHOOTING TABLE FOR PC I/F UNIT (Continued) Checking the DVI analog input Feed the DVI analog signal to the INPUT3 terminal. Select INPUT3 for the input terminal. Does the image appear? See if there are the R, G and B...
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XG-P25X TROUBLE SHOOTING TABLE FOR PC I/F UNIT (Continued) The DVI analog signals are SOG-separated by Checking the DVI SOG circuit CXA3516R. The Green signal is fed to the SOGIN2 terminal. The DVI SOG sync signal is selected using the bus switch (IC23).
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XG-P25X Adjusting point Adjusting conditions Adjusting procedure » Adjust the PSIG waveform to the one shown below. P SIGNAL 1. Connect the oscilloscope to TP1102 for red. 2. Make the following choice: Group : OUTPUT 2 PSIG Subject : PSIG-H : PSIG-L 2.5V DC...
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XG-P25X Adjusting point Adjusting conditions Adjusting procedure » Adjust the R1-BLK and B1-BLK data for the black RGB white 1. Feed the 32-step gray scale balance signal (XGA 60Hz). balance on the gray scale. Then adjust the R1- Group : OUTPUT 1...
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XG-P25X Adjusting point Adjusting conditions Adjusting procedure » Using the control switches or the remote controller 1. Feed the split color bar sig- NTSC color nal. buttons, adjust the difference between the 100% saturation level Group : VIDEO 1 white portion and the red portion to 0.25 ±0.02 Vp-p.
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XG-P25X Adjusting point Adjusting conditions Adjusting procedure » Using the control switches or the remote controller DVD Brighthess 1. Feed the color bar signal of buttons, adjust the setting until the black sig- the 480I component signal nal(0%) becomes bit-less.
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XG-P25X Adjusting point Adjusting conditions Adjusting procedure » In the process mode and select L1. Check the color Color system 1. Receive the color bar sig- performance nal. and tint. check » In the process mode and select L2. Check the pic- Video system 1.
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XG-P25X ADJUSTING THE PC INTERFACE (CPCi-0054CE11. PC I/F Unit) 1.The initialization of the set. 1) Press the S2601 switch to go to the process mode. 2) Perform S1 of the SSS menu. (S1 initializes only a PC I/F board. Don’t perform S2 because adjustment data except for the PC board are initialized.
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XG-P25X ADJUSTMENT PROCESS MENU LIST P20X( OUTPUT1 OUTPUT2 OUTPUT3 VIDEO1 VIDEO2 NOKO LINE PATTERN CVIC LENS SPECIAL Each menu list OUTPUT1 OUTPUT2 R-BRIGHT R1-BLK PSIG-H G-BRIGHT R1-GAIN PSIG-L B-BRIGHT G1-BLK R2-BLK G1-GAIN G2-BLK B1-BLK B2-BLK B1-GAIN OUTPUT3 VIDEO G-BRIGHT NTSC-H...
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XG-P25X Notes : 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.
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XG-P25X 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...
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XG-P25X Replacing the G-LCD and B-LCD panels With the top cabinet removed (1) Disconnect the LCD flat cable from the output PWB connector. (2) Remove the lock screws "b" and "c". Detach the R/B adjusting plate or the G adjusting plate together with the LCD panel.
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XG-P25X Replacing the R-LCD panel (1) Disconnect the LCD flat cable from the output PWB connector. <Figure 1> (2) Remove the two screws "A". (3) Lift and detach the plate "B" together with the incident light deflection plate. <Figure 2>...
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XG-P25X Adjusting the optical axis of the mirrors (M1, M5 and M6) The optical axis must be readjusted if an eclipse happens with the R. G or B mirrors. Generally speaking, this adjustment is needed when any of the internal optical components has been replaced.
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XG-P25X Adjusting the lamp duct. turn Lock screws Lamp duct Adjustment procedure reguired when the lamp has been replaced and you can see ununifomity. (Case of Right and Left have ununifomity on the screen) (1) Let the lamp light up.
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XG-P25X 2. Removing the Intake cover and lamp unit. 2-1. Detach the intake cover. 2-2. Loosen the screw and slide the lamp cover out of position. 2-3. Remove the three screws and lift the lamp unit out of position. 3. Removing the rear body.
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XG-P25X 4. Removing the top panel. 4-1. Remove the five screws. 4-2. Remove the four screws. 4-3. Press on both sides of the set and undo the hooks. Lift the top body with lens shift knob and disconnect the connector.
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XG-P25X 5. Removing the PWB unit. 5-1. Remove the five screws and detach the PC I/F unit. 5-2. Disconnect the five connectors. 5-3. Remove the two screws and detach the output sub-PWB. 5-4. Disconnect the twelve connectors. 5-5. Take out the hexagonal supports.
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XG-P25X Reassembling precautions 5-7. Fit part a of the input PWB to the slit of the bottom cover. 5-8. Align the input PWB’s shield with the top of the AC inlet shield ( b ). 5-9. Before tightening up the screws (5-7) as well as the screws and hex nuts (5-8), move the PWB unit forward enough ( c ).
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XG-P25X 6. Removing the power / ballast / sound-out / bimetal unit assembly. 6-1. Remove the screw and disconnect the grounding wire from the shield case of the power/ballast unit. 6-2. Disconnect the connectors from the sound out PWB. 6-3. Take out the bimetal socket.
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XG-P25X 7. Removing the optical mechanism unit 7-1. Remove the two screws off the optical mechanism intake fan. 7-2. Remove the eight screws and take out the optical mechanism unit. 7-3. Remove the screw and disconnect the grounding wire. 7-4. Disconnect the connector and detach the AC inlet unit.
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XG-P25X Operating the Wireless Mouse Remote Control Remote Control Front View POWER buttons (ON/OFF) LENS button MENU button ENTER button Adjustment ( / / / ) buttons UNDO button ENLARGE buttons FREEZE button AUTO SYNC button GAMMA button BLACK SCREEN button...
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XG-P25X Connection Pin Assignments INPUT 1 RGB and OUTPUT (INPUT 1, 2) Signal Ports: 15-pin Mini D-sub female connector RGB Input Analog 1. Video input (red) 8. Earth (blue) 2. Video input 9. Not connected (green/sync on green) 10. GND 3.
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(Fig. 1). Note: Please obtain a lens cap before servicing a Remarque: Priére de se procurer un capuchon models XG-P25X that is received without one. d'optique acant d'entretien un modéle XG-P25X qui est livré sans. LENS CAP CAPUCHON D'OPTIQUE Figure 1.
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XG-P25X WARNING: High brightness light source, do not stare into the beam of light, or view directly. Be especially careful that children do not stare directly in to the beam of light. WARNING: TO REDUCE THE RISK OF FIRE OR ELECTRIC SHOCK, DO NOT EXPOSE THIS UNIT TO MOISTURE OR WET LOCATIONS.
XG-P25X PRINTED WIRING BOARD ASSEMBLIES/ LEITERPLATTENEINHEITEN Signal Unit (Wiring Side)/ Signaleinheit (Leiterbahnseite) Signal Unit (Component Side)/ Signaleinheit (Bestückungsseite)
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XG-P25X Input Unit (Wiring Side)/ Eingangseinheit (Leiterbahnseite) Input Unit (Component Side)/ Eingangseinheit (Bestückungsseite)
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XG-P25X R/C Receiver Unit (Wiring Side)/ Fernbedienungseinheit (Leiterbahnseite) Output Unit (Wiring Side)/ Ausgangseinheit (Leiterbahnseite)
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XG-P25X R/C Receiver Unit (Component Side)/ Fernbedienungseinheit (Bestückungsseite) Output Unit (Component Side)/ Ausgangseinheit (Bestückungsseite)
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XG-P25X Output Sub Unit (Wiring Side)/ Ausgangs-Hilfseinheit(Leiterbahnseite) Sound Out Unit (Wiring Side)/ Tonausgangseinheit (Leiterbahnseite) Power Sub Unit (Wiring Side)/ Netz-Hilfseinheit (Leiterbahnseite) Power Unit (Wiring Side)/ Netzeinheit (Leiterbahnseite)
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XG-P25X Output Sub Unit (Component Side)/ Ausgangs-Hilfseinheit(Bestückungsseite) Sound Out Unit (Component Side)/ Tonausgangseinheit (Bestückungsseite) Power Sub Unit (Component Side)/ Netz-Hilfseinheit (Bestückungsseite) Power Unit (Component Side)/ Netzeinheit (Bestückungsseite)
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XG-P25X DC/DC Converter Unit DC/DC Converter Unit (Wiring Side)/ (Component Side)/ DC/DC-Konverterseinheit DC/DC-Konverterseinheit (Leiterbahnseite) (Bestückungsseite) Inlet Unit (Component Side)/ Inlet Unit (Wiring Side)/ Eingangseinheit (Bestückungsseite) Eingangseinheit (Leiterbahnseite)
Contact your nearest SHARP Parts Distributor. For location of SHARP Parts Distributor, 5. KODE 6. QUANTITÄT Please call Toll-Free; 1-800-BE-SHARP in CANADA: Contact SHARP Electronics of Canada Limited Phone (416) 890-2100. MARK: SPARE PARTS-DELIVERY SECTION MARKIERUNG : ERSATZTEILE-LIEFERUNG Ref. No.
XG-P25X PACKING OF THE SET / VERPACKEN DES GERÄTS CD-ROM Extra Air Filter Guarantee Card Operation Manual Quick Reference CD-ROM Manual Soft Wear Caution Questionnaire Card (Back for Japanese Sending) ID Label Sleeve AC Cord (Box for Accessories) Computer Audio Cable...
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COPYRIGHT C 2002 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.