Sanyo PLV-Z3000 Service Manual
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Sanyo PLV-Z3000 Service Manual

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SERVICE MANUAL

original Version
Multimedia Projector
PRodUCt CodE :
1 122 447 00
PLV-Z3000
ME4A
1 122 448 00
PLV-Z3000
PE4A
1 122 448 02
PLV-Z3000
PE4C
U.S.A., Canada
Europe, Asia, Africa
U.K.
FILE NO.
PLV-Z3000
ModEL No.
U.S.A., Canada, Europe,
Chassis No.
ME4-Z300000
NotE: Match the Chassis No. on the rating
sheet on the cabinet with the Chassis
No. in the Service Manual.
If the original Version Service
Manual Chassis No. does not
match the unites, additional Service
Literature is required. You must refer
to "Notices" to the Original Service
Manual prior to servicing the unit.
REFERENCE NO.
U.K. Asia, Africa
SM5111017-
00

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Summary of Contents for Sanyo PLV-Z3000

  • Page 1: Service Manual

    FILE NO. SERVICE MANUAL PLV-Z3000 ModEL No. original Version U.S.A., Canada, Europe, U.K. Asia, Africa Multimedia Projector Chassis No. ME4-Z300000 NotE: Match the Chassis No. on the rating sheet on the cabinet with the Chassis No. in the Service Manual.

  • Page 2: Table Of Contents

    ■ Contents SERVICE MANUAL ................. 1 Electrical Parts Location ...............93 Contents .................... Electrical Parts List ................94 Safety Instructions ................3 Mechanical Parts List ..............11 Safety Precautions ................3 Cabinet Parts Location ............... 11 Product Safety Notice ..............3 Optical Parts Location ..............

  • Page 3: Safety Instructions

    ■ Safety Instructions SAFEtY PRECAUtIoNS WARNING: The chassis of this projector is isolated (COLD) from AC line by using the converter transformer. Primary side of the con- verter and lamp power supply unit circuit is connected to the AC line and it is hot, which hot circuit is identified with the line ( ) in the schematic diagram.

  • Page 4: Specifications

    ■ Specifications technical Specifications Projector type Multimedia Projector dimensions 15.75” x 5.75” x 13.6” (400,0 mm x 146.0 mm x 346.0 mm) (not including raised portions) (W x H x d) Net Weight 16.5 lbs (7.5 kg ) LCd Panel System 0.74”...

  • Page 5: Circuit Protections

    ■ Circuit Protections This projector provides the following circuit protections to operate in safety. If the abnormality occurs inside the projector, it will automatically turn off by operating one of the following protection circuits. ● Fuse A fuse(F601) is located inside of the projector. When the Fuse (F601) POWER indicator is not lightning, the fuse may be opened.

  • Page 6: Lamp Cover Switch

    Circuit Protection Lamp cover switch ● The lamp cover switch (SW8803) cuts off the drive signal to the lamp circuit when the lamp cover is removed or not closed completely. After opening the lamp cover for replacing the lamp unit, Lamp cover switch place the lamp cover correctly otherwise the projector can not turn on.

  • Page 7: Maintenance And Cleaning

    ■ Maintenance and Cleaning After long periods of use, dust and other particles will accumulate on the LCD panel, prism, mirror, polarized glass, lens, etc., causing the picture to darken or color to blur. If this occurs, clean the inside of optical unit. Remove dust and other particles using air spray.

  • Page 8: Cleaning The Rgb Panels

    Maintenance and Cleaning Cleaning the RGB panels Blemishes such as dust and dirt on the internal optical components of the projector tend to degrade the brightness of the screen and are likely to appear as a shadow on the screen, which can lead to deterioration of image quality. This projector is equipped with the RGB panel cleaning holes on the bottom for cleaning of the internal parts (such as optical components) of the projector.

  • Page 9: Bottom View

    Maintenance and Cleaning Clean by using the Cleaning function in the Setting Menu Cleaning Turn the projector on and press the MENU button to display the On-Screen Menu. Select the Setting Menu with the Point buttons. Press the Point or OK buttons to access the submenu items.

  • Page 10: Warning Indicator

    Maintenance and Cleaning Warning Indicator The WARNING indicator shows the state of the function that protects the projector. Check the state of the WARNING indicator and the POWER indicator to take proper maintenance. the projector is shut down and the WARNING indicator is blinking red. When the temperature inside the projector reaches a certain level, the toP CoNtRoL projector is automatically shut down to protect its inside.

  • Page 11: Cleaning The Air Filter

    Maintenance and Cleaning Cleaning the Air Filters The air filters prevent dust from accumulating on the surface of the optical elements inside the projector. Should the air filters become clogged with dust particles, it will reduce cooling fans’ effectiveness and may result in a buildup of internal heat and adversely affect the life of the projector.

  • Page 12: Resetting The Filter Counter

    Maintenance and Cleaning Resetting the Filter Counter Be sure to reset the Filter counter after cleaning or replacing the air filter. Filter counter Turn the projector on and press the MENU button to display the On-Screen Menu. Select the Setting Menu with the Point buttons.

  • Page 13: Lamp Replacement

    Screws oRdER REPLACEMENt LAMP Replacement lamp can be ordered through your dealer. When ordering a projection lamp, give the following information to the dealer. Model No. of your projector: PLV-Z3000 ● Replacement Lamp type No.: PoA-LMP135 ● (Service Parts No. 610 344 5120)

  • Page 14: Lamp Replacement Counter

    Lamp Replacement Lamp Replacement Counter Be sure to reset the lamp replacement counter after the lamp is replaced. When the lamp replacement counter is reset, the LAMP REPLACE indicator stops lighting. Lamp counter reset Turn the projector on and press the MENU button to display the On-Screen Menu.

  • Page 15: How To Check Lamp Used Time

    Lamp Replacement How to check lamp used time Lamp Counter display Projector used time The LAMP REPLACE indicator will light when the total Counter lamp used time reaches 3,000 hours. This is to indicate Projector 475H that lamp replacement is required. Lamp Normal 100H...

  • Page 16: Service Port Notice

    Service Port ■ Switch of standby mode Service port "Off" : Super standby mode Service port "On" : Normal standby mode The service port is factory default set "oFF". When the service port is used, the item of the service port of the setting menu is changed to "oN". (The service port cannot be used in the state of "oFF".

  • Page 17: Mechanical Disassemblies

    ■ Mechanical disassemblies Disassemble should be made following procedures in numerical order. Screws Expression Following steps show the basic procedures, therefore unnecessary step may be (Type ) mm Diameter x Length ignored. T type M Type Caution: Tapping screw Machine screw The parts and screws should be placed exactly the same position as the original other- wise it may cause lose of performance and product safety.
  • Page 18 Mechanical disassemblies Lamp cover ass'y removal. 1. Loosen the screw-A and remove the Lamp cover ass'y. Lamp cover ass'y Filter removal. 1. Remove the Filter cover and Filter. Filter Filter cover - 18 -...
  • Page 19 Mechanical disassemblies AV panel removal. 1. Remove the 2 screws-A(M3x8), remove the screw-B(T3x8) and remove the AV panel. AV panel Main PWB shield plata(top) removal. 1. Remove the 2 screws-C(M3x6) and remove the Shield plate (Main board-front) . 2. Remove the 9 screws-A(M3x6), remove the screw-B(M3x10) and remove the Shield plate (Main board-top) .
  • Page 20 Mechanical disassemblies Main PWB removal. 1. Remove the 3 screws-A (M3x6), remove the Main board and remove the Shield plate (Main board-BTM). 2. Remove the screw-B (T3x8), remove the Filter Net board and remove the Main board holder. Heat sink sheet (IC4401) Caoution;...
  • Page 21 Mechanical disassemblies 2 Cover lens top removal. 1. Remove the screw-A (T3x8), screw-B (M3x6) and remove the Bracket. 2. Remove the screw-C (T3x8) and remove the Cover lens top upward. 3. Remove the Spacer sheet assy and remove the Spacer sheet-A. Bracket Spacer sheet assy Cover lens top...
  • Page 22 Mechanical disassemblies 1 Cabinet front ass'y disassembly. 1. Remove the 3 screws-A(T3x10) and remove the Mounting front-a. 2. Remove the screw-B(T3x10) and remove the Mounting front-C. 3. Remove the screw-C(M3x6), remove the 2 screws-D(T3x10) and remove the Cover lens bottom assy. 4.
  • Page 23 Mechanical disassemblies 3 Cabinet front ass'y disassembly. 1. Remove the 2 screws-A (T3x10) and remove Shutter rail top unit. 2. Remove the 2 screws-B (T3x10) and remove the Shutter motor. Shutter motor Shutter rail top unit 4 Cabinet front ass'y disassembly. 1.
  • Page 24 Mechanical disassemblies 5 Cabinet front ass'y disassembly. 1. Remove the 3 screws-A (M2.6x4) and remove the Gear. 2. Remove the 2 screws-B (M2.6x4) and remove the Shutter panel. 3. Remove the 2 screws-C (M2.6x4) and remove the 2 spacers. Gear Spacer Shutter panel Spacer...
  • Page 25 Mechanical disassemblies 1 Lamp unit removal. 1. Loosen the 2 screws-A and remove the Lamp unit. Lamp unit 2 Lamp connector removal. 1. Remove the 2 screws(T3X6) and remove the Lamp connector. Lamp connector Ballast Cable Caution: When remove the Lamp ballast cable, be carefull not to damade the cable.
  • Page 26 Mechanical disassemblies 3 Fan(FN902) removal. 1. Remove the 2 screws-A (T3x8) and remove the Fan unit. 2. Remove the 2screws-B (M3x8) and remove the Fan(FN902). Fan unit Fan(FN902) - 26 -...
  • Page 27 Mechanical disassemblies 4 Lamp unit holder removal. 1. Remove the 2 screws-A (T3x8) and remove the Lamp unit holder. 2. Remove the screwB (T3x8) and remove the Lamp cover switch(SW8803) board. 3. Remove the 2screws-C (T3x8), remove the Spacer, remove the Cap and remove the Thermal switch(SW902). Lamp unit holder Lamp cover switch(SW8803) board Spacer...
  • Page 28 Mechanical disassemblies Optical removal. 1. Remove the 4 screws (T3x10) and remove the Optical unit. Optical unit 1 Cover duct EXH removal. 1. Remove the 2 screws (T3x8) and remove the Cover duct EXH. Cover duct EXH - 28 -...
  • Page 29 Mechanical disassemblies 2 Exhaust Fan (FN901, FN903) removal. 1. Remove the 3 screws-A (T3x8) and remove the Exhaust fan unit. 2. Remove the 8 screws-B (M3x28) and remove the Exhaust fan FN901, FN903. Exhaust fan unit FN901 FN903 - 29 -...
  • Page 30 Mechanical disassemblies Power unit removal. 1. Remove the 6 screws-A (M3x6) and remove the Power & Ballast unit. 1. Remove the screw-B (M3x6) and remove the Power & Ballast unit. Power & Ballast unit Ballast unit Power unit - 30 -...
  • Page 31 Mechanical disassemblies Filter board unit removal. 1. Remove the 2 screws (M3x6) and remove the Filter unit. Filter board unit Spacer Filter board - 31 -...
  • Page 32 Mechanical disassemblies Duct unit removal. 1. Remove the 7 screws (T3x8) and remove the Duct panel top. 2. Remove the Spacer and remove the Themistor(TH902). 3. Remove the FN904 and FN905. 4. Remove the Duct panel bottom. Spacer Themistor(TH902) Duct panel top Duct panel bottom FN905 FN904...
  • Page 33 Mechanical disassemblies Cabinet bottom unit desassemblies. 1. Remove the 6 screws-A (T3x8) and remove the Shield cabinet bottom. 2. Remove the 2 screws-B (T3x8) and remove the Adjustor. 3. Remove the 3 nuts. Shield cabinet bottom Adjustor Nuts Adjustor - 33 -...

  • Page 34: Optical Parts Disassembly

    ■ Optical disassemblies Optical unit Lens shift panel remonal. 1. Remove the screw-A (M3x6), remove the shield plate. 2. Remove the screw-B (M3x6), remove the Lens shift panel and remove the Slide cover. Shield plate Lens shift panel Slide cover - 34 -...
  • Page 35 Optical disassemblies LCD panel / prism ass'y removal. 1. Remove the Shield Light Plate upward. 2. Remove the 4 screws-A (M2.5x4) and remove the LCD panel / prism ass'y. Shield Light Plate LCD panel / prism ass'y Note; Do not replace the LCD panel separately otherwise it can not obtain proper picture.
  • Page 36 Optical disassemblies Panel Type Check There are 2 types combination of the LCD Panel/Prism Ass'y and the optical unit, named Type-L and Type-R.Since both have no compatibility, each type should be combined with the same type, and the specificparts should be used. If not, the poor optical characteristics may degrade the quality of a projected image.
  • Page 37 Optical disassemblies Polarized glasses removal. 1. Remove the 3 screws-A (M2.5x5) and remove the 3 Holders (R,G,B). 2. Remove the 3 screws-B (M2.5x6) and remove the 3 Stoppers (R,G,B). 3. Remove the 3 Optical filteres and remove the 3 Polarized glasses (IN) ass'y (R,G,B). Optical filter (IN/R) Stopper Polarized glass (IN/R)
  • Page 38 Optical disassemblies Lamp iris unit removal. 1. Remove the 3 screws-A (T3x10) and remove the lamp iris cover. 2. Remove the screw-B (T3x10) and remove the Lamp Iris unit. Lamp iris cover Lamp Iris unit Cinema filter switch (SW903) M2.5x4 M2.5x6 - 38 -...
  • Page 39 Optical disassemblies Optical Filter(Cinema Filter) and Motor unit removal. 1. Remove Optical filter (Cinema Filter) unit upward. 2. Remove the 2 screws-A (T3x10) and remove the Optical shutter Motor. Optical Filter unit Optical Shutter Motor Sttoper Optical Filter unit The marker comes this up side.
  • Page 40 Optical disassemblies Lens shift unit removal. 1. Remove the 4 screws (M3x6) and remove the Lens shift unit. Lens shift unit Projection lens removal. 1. Remove the 4 screws (M2.6x6) and remove the Projection lens. Spacer Projection lens - 40 -...

  • Page 41: Optical Parts Location And Direction

    Optical disassemblies ● Optical parts location and direction L01R ASSY, LCD PNL/SM R-MF4A L01L ASSY, LCD PNL/SM L-MF4A LENS, PROJECTOR L03R/L03L COMPL, OPTICAL R/L-MF4A L03-1R OPTICAL FILTER (HPO)90 L03-1G OPTICAL FILTER (HPO)90 L03-5 L03-8 L03-1B OPTICAL FILTER (HPO)90 L03-2R POLARIZED GLASS (IN/R) L03-2G POLARIZED GLASS (IN/G) L03-7...
  • Page 42 Optical disassemblies Chamfer corner comes this side. Chamfer corner comes this side up. Film attached side comes this side. DICHROIC MIRROR Flat surface side comes this side. Chamfer corner comes this side up. OPTICAL FILTER (R) CONDENSER LENS (G, B) The marker comes this The marker comes this up side.
  • Page 43 Optical disassemblies The marker comes this surface side. Reflective surface The marker comes this up side. MIRROR OPTICAL FILTER(CINEMA) - 43 -...

  • Page 44: Adjustments

    ■ Adjustments Adjustments after Parts Replacement : Adjustment necessary : Check necessary ● ❍ Disassembly / Replaced Parts Optical Filter Polarized Glass COMPL, LCD/ Power Main OPTICAL Prism Ass’ Board Board UNIT Contrast Adjustment R-Contrast adjustment ❍ ❍ ● ● G-Contrast adjustment ❍...

  • Page 45: Optical Adjustment

    ■ Optical Adjustment Before taking optical adjustments below, remove the Cabinet Top following to the "Mechanical Disassemblies". Adjustments require a 2.0mm hex wrench, Philips Screwdriver and a slot screwdriver. When you adjust Integrator lens or Relay lens adjustment, you need to disconnect some connectors and FPC cables of LCD panels on the main board. Note: Do not disconnect connectors on the main board, because the projector can not turn on or operate properly for adjustment.
  • Page 46 Optical Adjustmeent 1. Contrast adjustment (Polarized glass and Optical filter) [ Before Adjustment ] - Input a 100% of black raster signal. - Input image mode : Dynamic 1. Loosen a screw on the optical base which you intend to adjust. 2.

  • Page 47: Electrical Adjustment

    . Remote Control MENU Normal Mode "S" mark display Service mode Service Mode INPUT DOWN POWER ON/STAND-BY Service Mode SANYO Input VIDEO Image Natural Group Data Ver. 1.00 ME4A - 47 -...

  • Page 48: Circuit Adjustment

    Electrical Adjustments ● Circuit Adjustment CAUTION: The each circuit has been made by the fine adjustment at factory. Do not attempt to adjust the following adjustments except requiring the readjustments in servicing otherwise it may cause loss of performance and product safety.
  • Page 49 Electrical Adjustments 1. Fan minimum voltage adjustment 3. Auto Calibration adjustment [PC] Equipment Digital voltmeter Input signal 16-step gray scale signal (XGA1) Input mode PC Analog 1. Enter the service mode. Input image Natural 2. Change data values of each test points to adjust the fan G-sync off minimum output voltage.

  • Page 50: Common Center Adjustment

    Electrical Adjustments 6. Auto Calibration adjustment [Component] 480p 8. Auto Calibration adjustment [Component] 1080i Input signal 480p (Y, Cb, Cr) colour bar Input signal 1080i (Y, Cb, Cr) colour bar Input mode (Component1) Input mode (Component1) Input image Natural Input image Natural 1.
  • Page 51 Electrical Adjustments 12. Read/Write of LCD panel gamma data 10. Colour Correction when Main Board replacing Input signal Internal Signal Input mode (N/A) The gamma adjustment data of each LCD panel has been Input image (N/A) adjusted preciously to much each LCD panel characteristics at factory.

  • Page 52: Location Of Test Points

    Electrical Adjustments Location of Test Points ● MAIN BOARD The test points (FAN1, FAN2, FAN3, FAN4) are the solder points. There are no pins. IC401 FAN1 TE35B FAN2 K78F IC4401 FAN3 FAN4 IC1321 IC301 K35G IC1301 - 52 -...

  • Page 53: Electrical Adjustments

    Electrical Adjustments ● Service Adjustment Data Table These initial values are the reference data written from the CPU ROM to memory IC when replaced new memory IC. The adjustment items indicated with “✻” are required to readjust following to the “Electrical adjustments”.
  • Page 54 Electrical Adjustments Adjustment Item Initial Value Range Input source / Description Group: 42 Deinterlacer Setting Setting Progressive Model 2, Parameter setting Deinter Setting Motion Adaptive Weight Value 0/0/0 0 - 255 <KDEINT> -- Group Angle Interpolation Level 2/2/2 0 - 5 0 : Conservative <====>...
  • Page 55 Electrical Adjustments Adjustment Item Initial Value Range Input source / Description DLTI Gain 0 - 15 DLTIGAIN Effective Composite / S-Video DLTI Frequency 0 - 3 DLTIFREQ Effective Composite / S-Video Bypass Anti-Alias Filter 0 - 1 DTIBYPASSAAL Effective Composite / S-Video Lower DCTI Frequency 0 - 1 LOWERDCTIFREQ...
  • Page 56 Electrical Adjustments Adjustment Item Initial Value Range Input source / Description WB Limit 0 0 - 255 WB Limit 1 0 - 255 WB Limit 2 0 - 255 WB Limit 3 0 - 255 WB Limit 4 0 - 255 WB Limit 8 0 - 255 UV DLT...
  • Page 57 Electrical Adjustments Adjustment Item Initial Value Range Input source / Description FRP_Pos 0 - 2047 OSD_Pos 0 - 31 OSD_Pth 0 - 1023 GammaCtrl 0 - 1023 GammaCtrl_Ena 0 - 1 Gamma correction enable 1 : Enable 0 : Disable GammaCtrl_PreEna 0 - 1 Pre-gamma correction enable...
  • Page 58 Electrical Adjustments Adjustment Item Initial Value Range Input source / Description Colshd_GLMax 0 - 1023 Colshd_BLMin 0 - 1023 Colshd_BLMid2 0 - 1023 Colshd_BLMid1 0 - 1023 Colshd_BLMax 0 - 1023 Colshd_RV8_RLMid3 0 - 1023 Colshd_RV8_RLMid2 0 - 1023 Colshd_RV8_RLMid1 0 - 1023 Colshd_RV8_RLMax 0 - 1023...
  • Page 59 Electrical Adjustments Adjustment Item Initial Value Range Input source / Description CRSTLK_COEF1_G_E 0 - 255 MIN<---->MAX cyclic motion CRSTLK_COEF1_B_C 0 - 2047 CRSTLK_COEF1_B_S 0 - 255 CRSTLK_COEF1_B_E 0 - 255 MIN<---->MAX cyclic motion CRSTLK_COEF2_BASE_R 0 - 4095 CRSTLK_COEF2_BASE_G 0 - 4095 CRSTLK_COEF2_BASE_B 0 - 4095 CRSTLK_COEF2_R_C...
  • Page 60 Electrical Adjustments Adjustment Item Initial Value Range Input source / Description DCOffset_MNS_R_04 0 - 2047 Normal 0 - 2047 R/L Reverse DCOffset_MNS_R_05 0 - 2047 Normal 0 - 2047 R/L Reverse DCOffset_MNS_R_06 0 - 2047 Normal 2032 0 - 2047 R/L Reverse DCOffset_MNS_R_07 0 - 2047...
  • Page 61 Electrical Adjustments Adjustment Item Initial Value Range Input source / Description DCOffset_MNS_G_09 0 - 2047 Normal 0 - 2047 R/L Reverse DCOffset_MNS_G_10 0 - 2047 Normal 0 - 2047 R/L Reverse DCOffset_PLS_G 0 - 2047 Normal 0 - 2047 R/L Reverse DCOffset_PLS_G_01 0 - 2047 Normal...
  • Page 62 Electrical Adjustments Adjustment Item Initial Value Range Input source / Description 0 - 2047 R/L Reverse DCOffset_PLS_B_03 0 - 2047 Normal 0 - 2047 R/L Reverse DCOffset_PLS_B_04 0 - 2047 Normal 0 - 2047 R/L Reverse DCOffset_PLS_B_05 0 - 2047 Normal 0 - 2047 R/L Reverse...
  • Page 63 Electrical Adjustments Adjustment Item Initial Value Range Input source / Description Dither Enable 0 - 1 0 : Dither function disable 1 : Dither function enable Group:210 Lamp Control Dimmer SW 0 - 1 0 : Auto (User setting) 1 : Manual Manual Control 0 - 15 Dimmer Control Level ( 0: dark 1: bright)
  • Page 64 Electrical Adjustments Adjustment Item Initial Value Range Input source / Description Costum Gamma -R step 2048 1 - 512 Costum Gamma -R step 2560 1 - 512 Costum Gamma -R step 3072 1 - 512 Costum Gamma -R step 3584 1 - 512 Costum Gamma -R step 4096 1 - 512...
  • Page 65 Electrical Adjustments Adjustment Item Initial Value Range Input source / Description Group:250 FAN CONTROL Fan Control Mode 1 0 - 2 0 : Normal, 1: Ceiling, 2 : Highland Fan Control Mode 2 0 - 1 0 : Normal, 1 : Forced Highland Mode Fan SW 0 - 3 0 : Auto,...
  • Page 66 Electrical Adjustments Adjustment Item Initial Value Range Input source / Description Normal TempA Error 44/44/41/- -5 - 100 Normal_Temp. -sensor A_Shutdown-temp. Normal TempB Error 58/58/62/- -5 - 100 Normal_Temp. -sensor B_Shutdown-temp. Normal TempC Error 58/58/55/- -5 - 100 Normal_Temp. -sensor C_Shutdown-temp. Normal TempB-A Error 33/33/40/- 0 - 100...
  • Page 67 Electrical Adjustments Adjustment Item Initial Value Range Input source / Description Cooling Time 0 - 15 0 : always On, 1 : 30sec, 2 : 60sec, 3 : 90sec, - - 15 : 450sec Temp Error Cooling Time 1 - 15 1 : 30sec, 2 : 60sec, 3 : 90 sec - - - 15 : 450sec Average Time 0 - 10...
  • Page 68 Electrical Adjustments Adjustment Item Initial Value Range Input source / Description Group :260 AUTO CALIBRATION Auto calibration will execute when the value changes. (For PC Execute Calibration 0 - 1 white 100% Adjustment.) Loop Count 1 - 30 Maximum times of calibration Read only Auto calibration result Auto Status 0 / 1 / 9...
  • Page 69 Electrical Adjustments Adjustment Item Initial Value Range Input source / Description Group:500 CONPOSITE (NTSC) Disp Dots 0 - 4095 H Back Porch 0 - 4095 V Back Porch 0 - 4095 Disp Line 0 - 4095 Group:501 CONPOSITE (PAL) Disp Dots 0 - 4095 H Back Porch 0 - 4095...
  • Page 70 Electrical Adjustments Adjustment Item Initial Value Range Input source / Description V Back Porch 0 - 4095 Disp Line 0 - 4095 Group : 524 YCbCr (720P - 60) Total Dots 1650 0 - 4095 Disp Dots 1280 0 - 4095 H Back Porch 0 - 4095 V Back Porch...
  • Page 71 Electrical Adjustments Adjustment Item Initial Value Range Input source / Description V Back Porch 0 - 4095 Disp Line 0 - 4095 Group : 543 RGB Video (575P) Total Dots 0 - 4095 Disp Dots 0 - 4095 H Back Porch 0 - 4095 V Back Porch 0 - 4095...
  • Page 72 Electrical Adjustments Adjustment Item Initial Value Range Input source / Description V Back Porch 0 - 4095 Disp Line 1080 0 - 4095 Group : 552 RGB Video (1080P - 25) Total Dots 2640 0 - 4095 Disp Dots 1920 0 - 4095 H Back Porch 0 - 4095...
  • Page 73 Electrical Adjustments Adjustment Item Initial Value Range Input source / Description Pure Cinema : VT_USED_R - - - - - - Pure Cinema : VT_USED_G - - - - - - Pure Cinema : VT_USED_B - - - - - - Natural : LVL_USE 1 - 999...

  • Page 74: Chassis Block Diagram

    ■ Chassis Block Diagram ● Chassis Overview IC401 DIGITAL GAMMA DIGITAL DIGITAL ANALOG IC5201 IC8001 DOUBLE HDMI SPEED I/F RECEIVER PC_H/V Inoganic Hyblid LCD Panel PC_RGB SCAN IC4401 CONVERTER COLOR IC5211 PC_H/V MANAGER Y,Cb,Cr DDR2 SCART_CV Y,Cb,Cr IC5212 Y,Cb,Cr DDR2 IC3401 SDRAM IC5213...

  • Page 75: Video Signal Processing Circuit And Lcd Panel Driving Circuit

    Chassis Block Diagrams ● Video signal processing circuit and LCD panel driving circuit MAIN BOARD TMDS IC8001 HDMI RECEIVER <SII9127> SIHS/SIVS TMDS ADHS SIOUTR,G,B ADVS IC801 FLASH ROM <S29GL064> PC_RGB PC_RGB/SCART IC301 IC1391 PC_HS SCAN EEPROM PC_VS CONVERTER, PC_H=SCART_CV SYSTEM CONTROL <PW392 >...

  • Page 76: Chassis Block Diagrams

    Chassis Block Diagrams ● System Controls MAIN BOARD IC8841 UNIT_POWER TEMP. SENSOR PC103 CN201 444,355 PHOTO S3.3VPW SCL0/SDA0 IC301 COUPLER POWER_ON_SW Always Available IC8001 PC101 154,41 SCL1/SDA1 HDMI PHOTO CN101 RECEIVER COUPLER Always Available 153,258 IC1391 EEPROM FAN_CONT0 SW902 THERMAL SW FAN_CONT1 IC5731 FAN_CONT2...
  • Page 77 Chassis Block Diagrams ● Description of System control circuit Remote control R/C signal is sent to pin 292 of IC301(Main CPU) and also sent to pin 20 of IC4801(Sub CPU). Thermal switch There is the thermal switch (SW902) above the lamp holder to prevent the internal abnormal temperature rising. If the internal temperature reaches near 100°C, the switch will be opened and the lamp operation will be stopped.

  • Page 78: Fan Control Circuit

    Chassis Block Diagrams FN901 FN902 FN903 FN904 FN905 ● Fan control circuit MAIN BOARD FAN_MTR1-5 S16VF FAN1 Q7821 FAN_CTL0 FAN1 FAN2 Q7831 IC7801 FAN_CTL1 FAN2 FAN3 Q7841 FAN_SW FAN_CTL2 FAN3 FAN4 IC7802 Q7851 FAN_SW FAN_CTL3 FAN4 FAN5 IC7861 Power-On : H FAN_SW FAN_CTL0 FAN_CTL1...
  • Page 79 Chassis Block Diagrams ● Description of Fan control circuit Fan control circuit The Fan drive power supplies "FAN1", "FAN2", "FAN3", "FAN4" and "FAN5" are generated from "S16VF". Each power supply drives fans as follow; FAN1 ..FN901 for power and ballast exhaust FAN2 ..FN902 for lamp cooling FAN3 ..FN903 for lamp exhaust FAN4 ..FN904 for intake and panel cooling...

  • Page 80: Power Supply & Protection Circuit

    Chassis Block Diagrams ● Power supply circuit and Protection circuit (1) D5791 IC5781 IC5791 5VI-REF IRIS_PWR_ON D7621 15.5VREF Q7621 D7621 Q7631 15.5VPNL IC7621 PANEL_15V_PWR_SW D5771 IC5771 5VIRIS IRIS_PWR_ON D5686 IC5686 Q8091 S5VSI FAN CONTROL Q8092 ON_1.8V D6671 L6671 S2.5VPD D6671 S2.5VFP IC6671 L6672...
  • Page 81 Chassis Block Diagrams ● Power supply circuit and Protection circuit (2) D5282 1.2V_DS IC5203 1.2VDS_ON_PW 1.2VDS_ON_FPGA D5281 3.3V_DS IC5204 D5283 3.3VDS_ON_PW 1.2V_DS IC5203 3.3VDS_ON_FPGA 2.5VDS_ON_PW 2.5VDS_ON_FPGA D5283 IC5207 1.8V_DS 1.8V_DDR 0.9V_DDR IC5208 0.9V_REF 0.9V_REF_DETECT Power Fail : L PFAIL_GROUP1 IC301 SYSTEM CONTROL ●...

  • Page 82: Motor Driving Circuit

    Chassis Block Diagrams ● Motor driving circuit DRV_CTRL1 IC5731 DRV_CTRL2 LAMP MOTOR IRIS DRIVER MOTOR MAIN BOARD IC5701 IRIS_SENS IRIS_CPU IRIS_ERR_OUT IRIS_PWR_ON IC301 FPGASCL IC4401 SCAN FPGASDA CONVERTER, 5VIRIS SYSTEM CONTROL <PW386> IC6551 MOTOR DRIVER <BA6287> OUT1 DRIVER DOOR_OPEN CONTROL LOGIC OUT2 DOOR_CLOSE...
  • Page 83 Chassis Block Diagrams ● Description of Motor driving circuit ● Lamp iris unit Lamp Iris Motor The lamp iris unit is located in the front of lamp. It is controlled by MOTOR the IRIS_PWR_ON signal, which is varied based upon the average luminance level of the input image signal, from pin 143 of IC301.
  • Page 84 Chassis Block Diagrams ● Cinema Filter -IN Cinema Filter Motor Filter Switch (SW903) The projector provides cinema filter switches (SW903). If the cinema filter is half-open or close, the lamp does not light. If the cinema filter error occurs during opertion, the POWER indicator and WARNIMG indicator will ligths red and the projector will go to power failure stand-by mode.

  • Page 85: Troubleshooting

    Troubleshooting Indicators and Projector Condition Check the indicators for projector condition. Indicators POWER LAMP Projector Condition WARNING red/green/ REPLACE orange yellow The Main On/Off switch is off or the AC power cord is unplugged. The projection lamp is being cooled down. The projector cannot be turned on until cooling is completed.

  • Page 86: Indicators

    Troubleshooting ● No Power This projector provides a function which can be specified a defective area simply by indicating the LEDs on the control panel. Connect the AC cord and turn the projector on and then check the LED indication. Indicators Troubleshooting POWER...
  • Page 87 Troubleshooting Indicators Troubleshooting From previous page The symptom indicates that the projector detected an abnormal temperature risen inside the projector. Check the air filters and remove the object near the intake and WARNING (red) and exhaust fan openings, and wait until the POWER indica- POWER (red) indicators tor stops flashing, and then try to turn on the projector.

  • Page 88: No Picture

    Troubleshooting ● No Picture Check following steps. Description of visual signal flow Sync: Description of sync signal flow Check signal processing stage and LCD driving stage; No p i c t u re w i t h a l l o f input sources Check power supply circuit 17.5V, 3.3VPNL, 15.5VPNL and peripheral circuit.
  • Page 89 Troubleshooting From previous page Check Computer source input stage; No picture with Computer (RGB analog) input source Check IC301 and peripheral circuit. Check sync signals <PC_V> and <PC_H>. PC_RGB signals are sent to IC301. Sync: PC_HS/VS signals are sent to IC301. Check Computer source input stage;...

  • Page 90: Control Port Functions

    ■ Control Port Functions ● I/O Port Table of Main CPU (IC301, PW392) Pin No. Name Function Name Function SIDEN SIEVNODD SICLK SIAHS SIHS SIVS CINEMA_FILTER FILTER_CLS Cinema filter OUT CINEMA_FILTER FILTER_OPN Cinema filter IN SISCDT DOOR SHUTTER_DEMO Door_Open/Close demo DOOR DOOR_OPEN_SENS Door open sensor...
  • Page 91 Control Port Function ● I/O Port Table of Main CPU (IC301, PW392) _Continue Pin No. Name Function Name Function CINEMA FILTER FILTER_IN_SENS PW_PWM4 CINEMA FILTER FILTER-_OUT_SENS SDA0 IIC Bus Control data SCL0 IIC Bus Control Clock CEC_D RXD1 Serial Control RXD TXD1 Serial Control TXD SDA1...

  • Page 92: Electrical Parts List

    Electrical Parts List Product safety should be considered when a component replacement is made in any area of a projector. Components indicated by a mark in this parts list and the circuit diagram show components whose value have special significance to product safety. It is particularly recommended that only parts specified on the following parts list be used for components replacement pointed out by the mark.

  • Page 93: Electrical Parts Location

    ME4-Z300000 Electrical Parts Location Electrical Parts Location ● Assembled Board A102 A901 Filter Net board A8803 Ballast unit Lamp switch board A902 Power unit A100 Main board A8801 Door Switch1 board A601 Filter board Front A8802 Door Switch2 board A101 R/C board ●...

  • Page 94: Electrical Parts List

    ME4-Z300000 Electrical Parts List Key. No. Part No. Description Key. No. Part No. Description ASSEMBLED BOARD 610 341 2443 ASSY,PWB,MAIN.ME4A ! A8801 610 335 4651 ASSY,PWB,DOOR SWITCH1 MD4A TRANSISTOR Q1001 305 217 8614 TR RN1105 TE85L ! A8802 610 335 4699 ASSY,PWB,DOOR SWITCH2 MD4A Q1003 305 217 8614 TR RN1105 TE85L...
  • Page 95 ME4-Z300000 Electrical Parts List Key. No. Part No. Description Key. No. Part No. Description 305 014 4611 TR 2SC2412K T146 S Q7803 305 217 7518 TR RN1102 TE85L 305 015 8727 TR 2SC2812-L6-TB Q7804 305 217 7518 TR RN1102 TE85L 305 015 8925 TR 2SC2812-L7-TB Q7821...
  • Page 96 ME4-Z300000 Electrical Parts List Key. No. Part No. Description Key. No. Part No. Description IC7611 410 663 4800 IC PQ035ZN01ZPH C2506 403 455 1418 CERAMIC 2.2U K IC7621 309 461 7822 IC PQ20WZ11 C2507 403 455 1418 CERAMIC 2.2U K IC7801 309 567 3213 IC FA7711V-TE1...
  • Page 97 ME4-Z300000 Electrical Parts List Key. No. Part No. Description Key. No. Part No. Description C3011 303 433 1112 CERAMIC 1U K C3533 303 409 3426 CERAMIC 0.1U K C3013 303 433 1112 CERAMIC 1U K C3534 303 401 3810 ELECT 10U M C3014 303 433 1112...
  • Page 98 ME4-Z300000 Electrical Parts List Key. No. Part No. Description Key. No. Part No. Description C411 303 369 0527 CERAMIC 0.01U K C4457 303 409 3426 CERAMIC 0.1U K C412 303 369 0527 CERAMIC 0.01U K C4458 303 409 3426 CERAMIC 0.1U K C413 303 369 0527...
  • Page 99 ME4-Z300000 Electrical Parts List Key. No. Part No. Description Key. No. Part No. Description C4803 303 409 3426 CERAMIC 0.1U K C5279 303 409 3426 CERAMIC 0.1U K C4804 303 409 3426 CERAMIC 0.1U K C5283 303 409 3426 CERAMIC 0.1U K C4806 303 276 1317...
  • Page 100 ME4-Z300000 Electrical Parts List Key. No. Part No. Description Key. No. Part No. Description C5389 303 409 3426 CERAMIC 0.1U K C5491 303 409 3426 CERAMIC 0.1U K C5391 303 409 3426 CERAMIC 0.1U K C5492 303 409 3426 CERAMIC 0.1U K C5392 303 409 3426...
  • Page 101 ME4-Z300000 Electrical Parts List Key. No. Part No. Description Key. No. Part No. Description C5709 303 409 3426 CERAMIC 0.1U K C7823 303 409 3426 CERAMIC 0.1U K C5731 303 398 4111 ELECT 47U M C7831 303 342 3313 CERAMIC 0.1U K 303 387 6515 ELECT...
  • Page 102 ME4-Z300000 Electrical Parts List Key. No. Part No. Description Key. No. Part No. Description 303 368 7319 CERAMIC 10U K 6.3V R1011 401 333 0525 MT-GLAZE 1.2 JA 1/16W C8093 303 379 0217 POS-SOLID 68U M 6.3V R1012 401 333 0525 MT-GLAZE 1.2 JA 1/16W C8121...
  • Page 103 ME4-Z300000 Electrical Parts List Key. No. Part No. Description Key. No. Part No. Description R1412 301 224 9712 MT-GLAZE 22 JA 1/16W R332 301 263 7420 MT-GLAZE 75 JA 1/16W R1413 301 224 9712 MT-GLAZE 22 JA 1/16W R333 301 263 7420 MT-GLAZE 75 JA 1/16W R1414...
  • Page 104 ME4-Z300000 Electrical Parts List Key. No. Part No. Description Key. No. Part No. Description R4001 301 294 2712 MT-GLAZE 150 FA 1/16W R4436 301 224 9316 MT-GLAZE 1K JA 1/16W R4002 301 294 2712 MT-GLAZE 150 FA 1/16W R4437 301 263 6928 MT-GLAZE 2K JA 1/16W R4003...
  • Page 105 ME4-Z300000 Electrical Parts List Key. No. Part No. Description Key. No. Part No. Description R4821 301 224 9019 MT-GLAZE 10K JA 1/16W R5284 401 344 1914 MT-GLAZE 10K DA 1/16W R4822 301 162 4015 MT-GLAZE 560 JA 1/10W R5286 401 344 1914 MT-GLAZE 10K DA 1/16W R4823...
  • Page 106 ME4-Z300000 Electrical Parts List Key. No. Part No. Description Key. No. Part No. Description R5601 401 345 5812 MT-GLAZE 4.7K DA 1/16W R6564 301 225 1210 MT-GLAZE 4.7K JA 1/16W R5602 401 302 1027 MT-GLAZE 12K DA 1/16W R6566 301 224 9316 MT-GLAZE 1K JA 1/16W R5603...
  • Page 107 ME4-Z300000 Electrical Parts List Key. No. Part No. Description Key. No. Part No. Description R7843 301 284 3326 MT-GLAZE 3K FA 1/16W R8098 301 224 9019 MT-GLAZE 10K JA 1/16W R7844 301 306 8619 MT-GLAZE 3.6K FA 1/16W R8099 301 224 9019 MT-GLAZE 10K JA 1/16W R7846...
  • Page 108 ME4-Z300000 Electrical Parts List Key. No. Part No. Description Key. No. Part No. Description R9718 301 226 1516 MT-GLAZE 0.000 ZA 1/16W RB4404 945 036 3529 R-NETWORK 0X4 1/32W R9719 401 351 1112 MT-GLAZE 51 DA 1/16W 945 037 0817 R-NETWORK 0X4 1/16W R9721 401 351 1112...
  • Page 109 ME4-Z300000 Electrical Parts List Key. No. Part No. Description Key. No. Part No. Description 645 093 0621 R-NETWORK 120X4 1/16W L4402 301 226 1516 MT-GLAZE 0.000 ZA 1/16W RB5246 645 093 1055 R-NETWORK 120X4 1/32W L4403 301 226 1516 MT-GLAZE 0.000 ZA 1/16W 645 093 0621 R-NETWORK 120X4 1/16W...
  • Page 110 ME4-Z300000 Electrical Parts List Key. No. Part No. Description Key. No. Part No. Description L7861 301 150 6014 MT-GLAZE 0.000 ZA 1/10W D7871 307 163 0414 DIODE 1SS352-(TPH3) L7871 301 150 6014 MT-GLAZE 0.000 ZA 1/10W D7872 307 163 0414 DIODE 1SS352-(TPH3) L7872 301 150 6014...
  • Page 111 ME4-Z300000 Electrical Parts List Key. No. Part No. Description Key. No. Part No. Description 610 341 6113 ASSY,PWB,R/C.ME4A CAPACITOR C2801 303 282 5118 CERAMIC 470P K C2802 303 433 1112 CERAMIC 1U K C2803 303 397 5713 ELECT 100U M RESISTOR R2801 301 224 8814...

  • Page 112: Mechanical Parts List

    Mechanical parts List ME4-Z300000 Cabinet Parts Location Optical Unit Cabinet Front ass'y - 112 - - 112 -...
  • Page 113 ME4-Z300000 Mechanical Parts List Cabinet Front ass'y - 113 - - 113 -...

  • Page 114: Optical Parts Location

    ME4-Z300000 Mechanical Parts List Optical Parts Location Optical Unit - 114 - - 114 -...
  • Page 115 ME4-Z300000 Mechanical Parts List ASS'Y, LCD PNL/PRM S06 x 4 L01R, L01L ✻ ASS'Y, LCD PNL/PRM cannot be disassembled. - 115 - - 115 -...
  • Page 116 ME4-Z300000 Mechanical Parts List COMPL, OPTICAL UNIT (Inside) LENS- CONDENSER (OUT) and LENS-RELAY(OUT) are fixed with the adhesive on to the optical base bottom, so these parts are not the replaceable parts. Lamp Iris, Filter Motor, and Optical Filter (Cinema) are not included in COMPL, Optical unit.
  • Page 117 ME4-Z300000 Mechanical Parts List COMPL, OPTICAL UNIT (Outside) L03-2R M52R L03-1R M52L M50R M50L M51R M51L L03-1G L03-1B L03-2B L03-2G L03-2B Thermistor Key No. M44 and Thermistor are not included in Key No. L03R/L - 117 - - 117 -...

  • Page 118: Mechanical Parts List

    HOLDER OPTICAL FILTER R-ME4A 610 341 9275 SPACER SHEET LNS BTM-MF4A M51L 610 343 8184 HOLDER OPTICAL FILTER L-ME4A 945 074 6551 BADGE,SANYO*26.2X5.7L26.0 M52L 610 343 8191 HOLDER OPTICAL FILTER R-ME4A 610 341 9282 SPACER SHEET LNS TOP-MF4A 610 342 5252...
  • Page 119 ME4-Z300000 Electrical Parts List Key. No. Part No. Description Key. No. Part No. Description PACKING MATERIALS 610 342 1988 CARTON CASE-ME4A 610 336 5848 CASE ACCESSORY-MD4A 610 336 5725 CUSHION LENS-MD4A 610 336 5671 CUSHION-MD4A 645 096 4015 POLY BAG-0750X0600*NC*R8P ACCESSORIES OWNER'S MANUAL 610 341 0050...
  • Page 120 SANYO Electric Co., Ltd. (ME4A) Dec. 2008 DC 200 Printed in Japan...

  • Page 121: Diagrams & Drawings

    PLV-Z3000 ME4-Z300000 These schematic diagrams and printed wiring board drawings are part of the service manual original for chassis No. ME4-Z300000 models PLV-Z3000. File with the service manual No. SM5111017-00 Note: All the information of part numbers and values indicated on these diagrams are at the beginning of production.

  • Page 122: Parts Description And Reading In Schematic Diagram

    ME4-Z300000 Parts description and reading in schematic diagram 1. The parts specification of resistors, capacitors and coils Resistor Reading are expressed in designated code. Please check the parts Example 1/2 D J 10K B description by the following code table. 2.
  • Page 123 ME4-Z300000 Pin description of diode, transistor and IC ● Diode Diode K: Cathode A: Anode ● Transistor/FET Transistor/FET ● C: Collector D: Drain B: Base G: Gate Index E: Emitter S: Source C1 C2 C1 C2 ● IC ● (GND) RESET (IN) (OUT)
  • Page 124 Note on Soldering Do not use solder containing lead. Solder This product has been manufactured using lead-free solder Use solder with the metal content and composition ratio in order to help preserve the environment. by weight given in the table below. Do not use solders Because of this, be sure to use lead-free solder when which do not meet these conditions.

  • Page 125: Schematic Diagrams

    Schematic Diagrams SS3.3V CAUTION K2801 A2801 J10EG045G U22B0730G Fuse of the specified parts number must be used. L2801 C2802 C2803 R/C PREAmp. K8K_1 L3CU601PG 10KK1MN 10EM1003T POWER K8K_2 Unauthorized substitutions may resolt fire or accident. R2802 1/16GJ47A R2801 J10EG045G 1/16GJ100A K8K_G L902 AC CORD...
  • Page 126 R1HPDIN R1029 R1030 1/16GD1KA 1/16GD4.7KA R1HPDOUT_PW Q1003 RN1105P B :2.2Kohm B-E:47Kohm R1028 Q1001 HPD1 R1HPDOUT RN1105P R1027 1/16GZ0A K10A R1025 J11B7450M SC1001 Z30B0220G K10A_19 R1HPDIN K10A_18 SC1004 R1024 R1026 Z30B 1/16GJ 1/16GJ K10A_16 0220G 47KA 47KA R1DDCSDA K10A_15 R1DDCSCL CEC_A R1011 1/16GJ1.2A L1011...
  • Page 127 S3.3VPW R1301 1/16GD1.2KA R8821 J10EG045G 1/16GD220KA S2.6VPW S2.6VPW S1.3VREF S2.6VPW IC1301 IC1321 L8821 K8E_1 TO IC301 R1302 R8822 1/10GZ0C EDD2516AETA 1/16GD1.2KA EDD2516AETA THERM1 L8822 1/16GJ1KA K8E_2 1/10GZ0C C1303 C1323 C8821 L8823 THERMISTOR1 16KK0.1MN K8E_3 16KK0.1MN 16KK0.1MN 1/10GZ0C FPGA_FLASH IC8821 ON :HIGH D8821 (ROOM) MD[8]...
  • Page 128 IC4802 SS3.3V R/C RECEIVER TC74LCX14FT J10EG045G TO IC5201 C4803 R2832 L2831 R4811 16KK0.1MN R2831 1/16GJ100A 1/3GJ47 1/10GZ0C RC_VOUT 1/3GJ47 K8J_1 WIRELESS_REMOTE K8J_2 S3.3VFP 3.3V_DS R2833 1/16GJ100A K8J_3 IC4801 SS3.3V L4406 L4407 IC4804 PIC16LF819T-I/SSTSL R4447 R4448 1/10GZ0C 1/16GJ 1/16GJ TC7SH04FUP R4808 10KA 10KA 1/16GZ0A...
  • Page 129 R5479 R5476 1.8VDS_ON_PW 1.2VDS_ON_PW D5283 R5441 R5431 1SS352G 1/16GJ100KA 1/16GJ100KA PFAIL_GROUP1 1.8VDS_ON_FPGA 1.2VDS_ON_FPGA L5226 R5442 C5361 R5271 2.5VDS 1/10GZ0C 6.3KM22MB 2.5V_DS DDRAD[0-12] R5283 IC5206 IC5203 C5374 IC5207 1/16GF270A 10KK1MN C5541 MP2307DNP MP2307DNP PQ1LAX95MSPQ 6.3KM22MB C5363 R5284 C5543 16KK0.1MN 16KK0.1MN 1/16GD10KA Vadj R5286 C5362...
  • Page 130 S3.3V R1437 1/16GZ0A From IC301 I/O R1401 3.3VPNL TE35R IC301 1/16GJ1KA SERIAL_EN C3501 IC1401 6.3KM22MB SERIAL_EN_ICE ;6.3KM22BA C3506 25KK0.1GQ C1401 15.5VPNL K1400 16KK0.1MN K35R TPF_SCLK FPGA_SCLK J11B8800G R1411 C3504 TPF_SCS 1/16GJ22A 25EM101X FPGA_SCS PANEL_IC_SCLK R1412 C3507 FPGA_SCLK FPGA_SCSR TPF_SCSR 1/16GJ22A PANEL_IC_SCS 25KK0.1GQ FROM IC4401...

  • Page 131: Printed Wiring Board Diagrams

    Printed Wiring Board Diagrams ■ ! CAUTION This projector is isolated from AC line by using the internal converter transformer. Please pay attention to the following notes in servicing 1. D o not touch the part on hot side (primary circuit) or both parts on hot and cold sides (secondary circuit) at the same time. 2. Do not shorten the circuit between hot and cold sides. 3. T he grounding lead must be connected to the ground of the same circuit when measuring of voltages and waveforms. FILTER (SIDE : A) FILTER (SIDE : B) K601...
  • Page 132 MAIN (SIDE : A) POWER “CN201” R2864 R2866 R2868 SC2852 R2867 R2851 SC2853 C2852 L4602 R2852 SC2851 Q2853 R2832 R2853 C5370 SC2854 D2853 R5433 C2851 FILTER NET (SIDE : A) R2863 R5478 L4601 D2854 R2831 L2831 R5286 D2857 R6559 R2833 Q6551 IC8861 RB5211 R4601 C7603 R6552 D6551 R8853 IC5213 IC4833...
  • Page 133 DOOR SW2 DOOR SW1 DOOR MAIN (SIDE : B) “K8811” “K8801” MOTOR LAMP BALLAST “K2801” “CN201” LAMP REPLACE BLUE D2871 D2869 D2868 C5471 C5472 C5513 C5473 RB5231 TPLELAMP C5474 RB5232 R5374 TPLE_PWR C5476 RB5233 R5371 WARNING TEMP C5477 RB5234 READY R5372 C8849 C5478 RB5236 C5406 L8852 C5479 RB5237 C6554...
  • Page 134 LAMP BALLAST (SIDE : A) POWER (SIDE : A) LAMP BALLAST “CN101” FILTER “K6A” CN102 CN101 LAMP CN102 POWER “CN102” CN201 CN201 MAIN MAIN “K8P” “K8A” R/C (SIDE : A) R/C (SIDE : B) LAMP SWITCH (SIDE : A) LAMP SW ITCH (SIDE : B) MAIN "K8J" K8803 K8803 MAIN A30C5 A30C5 SOLDER_SIDE “K8Q” R2801 C2801 SW8803 SW8803 PARTS_SIDE C2802 A12 PCB_ME4A...

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