Sanyo PLC-XTC50L Service Manual
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Sanyo PLC-XTC50L Service Manual

Sanyo PLC-XTC50L Service Manual

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SERVICE MANUAL

* Projection lens is optional.
Product code
1 122 431 20
(KH7AL)
1 122 432 20
(LH7AL)
1 122 432 22
(LH7CL)
Multimedia Projector
Match the Chassis No. on the unit's back cover with the
Chassis No. in the Service Manual.
If the Original Version Service Manual Chassis No. does
not match the unit's, additional Service Literature is re-
quired. You must refer to "Notices" to the Original Service
Manual prior to servicing the unit.
FILE NO.
Model No. PLc-Xtc50L
original Version
chassis No. KH7-Xtc50L00
REFERENCE NO.
U.S.A, Canada,
Europe, U.K, Asia
SM
5111028-00

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Summary of Contents for Sanyo PLC-XTC50L

  • Page 1: Service Manual

    FILE NO. SERVICE MANUAL Multimedia Projector Model No. PLc-Xtc50L U.S.A, Canada, Europe, U.K, Asia original Version * Projection lens is optional. chassis No. KH7-Xtc50L00 Match the Chassis No. on the unit's back cover with the Chassis No. in the Service Manual.

  • Page 2: Table Of Contents

    Contents SERVICE MANUAL ............1 Chassis Description ............ 73 Contents ................ 2 Chassis over view ............. 73 Safety Instructions ............3 Input & signal processing stage ....... 74 Safety Precautions ............. 3 Audio output stage ........... 75 Product Safety Notice ..........3 Lamp control stage ...........

  • 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 converter 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 Mechanical Information Projector Type Multi-media Projector Dimensions (W x H x D) 21.66” x 6.89” x. 17 .76” (451.0 mm x 175.0 mm x 550.1 mm) Net Weight 32.4 lbs (14.7 kg) Feet Adjustment 0˚ to 3.5˚ Panel Resolution LCD Panel System 1.0” TFT Active Matrix type, 3 panels Panel Resolution 1,024 x 768 dots Number of Pixels 2,359,296 (1,024 x 768 x 3 panels) Signal Compatibility Color System PAL, SECAM, NTSC, NTSC4.43, PAL-M, and PAL-N High Definition TV Signal 480i, 480p, 575i, 575p, 720p, 1035i, and 1080i Scanning Frequency H-sync. 15 kHz–100 kHz, V-sync. 50 Hz–100 Hz Optical Information Projection Lens Optional Projection Lamp 330 W NSHA(1 lamp + 1 lamp) Interface Input 1 Digital (DVI-D) x 1, Analog (Mini D-sub 15 pin) x 1 Input 2 BNC Type x 5 (G or Video/Y, B or Cb-Pb, R or Cr-Pr, HV and V) Input 3 RCA Type x 1, Mini DIN 4 pin x 1 AUDIO IN Audio 1 (Mini Type stereo), Audio 2 (Mini Type stereo), Audio 3 (RCA Type) x 2...

  • Page 5: Circuit Protections

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

  • Page 6: Mechanical Sensor Switches (Sw67A, Sw7641)

    Circuit Protections Mechanical sensor switches (SW67A, SW7641) This projector provides 2 mechanical sensor switches, the one is for filter cartridge sensor switch (SW7641) and the other one is for lamp cover sensor switch (SW67A). The filter cartridge sensor switch detects whether the filter cartridge is installed correctly.

  • Page 7: Temperature Sensors, Wind Sensors

    Circuit Protections Temperature sensors, wind sensors The projector provides 2 temperature sensor ICs, 1 thermistor, and 1 wind sensor on the intake duct. These devices are monitoring the surrounding temperature of the lamp, panel and intake duct, and the wind sensor is monitoring airflow passed through the air filter in the intake duct.

  • Page 8: Power Failure And Fan Lock Detection

    Circuit Protections Power failure and fan lock detection The projector provides the detection circuits of the power failure and the fan lock. When the detection circuit detects an error at the power supply line or at the fan operation circuit, the projector will turn into the standby mode to protect the other circuits defective.

  • Page 9: Maintenance

    Maintenance Replacing the Filter Cartridge Filter prevents dust from accumulating on the optical elements inside the projector. Should the filter becomes clogged with dust particles, it will reduce cooling fans’ effectiveness and may result in internal heat buildup and adversely affect the life of the projector.

  • Page 10: Resetting The Filter Counter

    Maintenance Resetting the Filter Counter Be sure to reset the Filter counter after replacing the filter Filter counter cartridge. Press the MENU button to display the On-Screen Menu. Use the Point 7 8 buttons to move the red frame point- er to the Setting Menu icon.

  • Page 11: Lamp Selection System

    Maintenance Lamp Selection System This Projector is equipped with 2 Projection Lamps. The Lamp Management Function detects the status of lamps and shows the status on screen or on the LAMP 1/2 REPLACE indicators. This function also automatically controls the Lamp Mode when any of lamps reaches the recommended total hours of use or is out for the end of life or mal- functions.

  • Page 12: Lamp Replacement

    Maintenance Lamp Replacement When the total lighting time of a Projection Lamp reaches the Top Control recommended total hours of use, the Lamp replacement icon appears on the screen and LAMP 1 / 2 REPLACE indicator Lamp replacement icon lights yellow. Replace the lamp with a new one promptly. The timing when the LAMP 1 / 2 REPLACE indicator should light LAMP 1/2 rePLAce is depending on the lamp mode.

  • Page 13: How To Check Lamp Used Time

    Maintenance How to check Lamp Used Time The LAMP REPLACE indicator will light yellow when the total lamp used time (Corresponding value) reaches 3,000 hours. This is to indicate that lamp replacement is required. The total lamp used time is calculated by using the below expression, Total lamp used time (Corresponding value) = eco + ( normal x 1.2) + (...

  • Page 14: Cleaning

    Maintenance 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 15: Quick Maintenance

    Maintenance Quick maintenance This projector provides a cabinet prism cover on the cabinet top to enhance the service maintenance. This enables service personnel to align the optical adjustment or replace the optical parts without disassembly the cabinet top. Loosen a screw-A on the lamp cover and slide it backward, and then loosen a screw-B on the prism cover and turn it up in the arrow direction (Fig.

  • Page 16: Lens Installation

    Maintenance Lens Installation When replacing the lens or using an optional lens, install the lens by following the instructions below. removing the lens Lens Release button Shift the lens to the center position by using the Lens shift function. Turn off the projector and unplug the AC power cord.

  • Page 17: Using The Lens Antitheft Screw

    Maintenance Using the Lens Antitheft screw This projector provides a Lens antitheft screw to protect the projection lens stolen from a suspicious person. Mount the Lens antitheft screw by following the instructions below. Mounting the Lens antitheft screw Loosen a screw-A on the lamp cover and slide it backward, and then loosen a screw-B on the prism cover and turn it up in the arrow direction (Fig.

  • Page 18: Security Function Notice

    Security Function Notice This projector provides security functions such as "Key lock", "PIN code lock" and "Logo PIN code lock". When the projector has set these security function on, you are required to enter correct PIN code to use the projector. If you do not know the correct PIN code to the projector, the projector can no longer be operated or started.

  • Page 19: Mechanical Disassembly

    Mechanical Disassembly Mechanical disassembly flow chart Mechanical disassembly should be made by following procedures chart. Screws Expression Following steps show the basic procedures, therefore unnecessary step may (Type ) mm Diameter x Length be ignored. T type M Type Caution: The parts and screws should be placed exactly the same position as the original otherwise it may cause loss of performance and product safety.

  • Page 20: Mechanical Disassembly

    Mechanical Disassembly Mechanical disassembly 1-1. Cabinet Top removal-1 1. While pressing the Lens release button on the top of the cabinet, turn the lens counterclockwise until it stops and pull it out slowly from the projec- tor. 2. Remove the terminal covers. See the items "Lens installation"...
  • Page 21 Mechanical Disassembly 1-3. Prism Cover removal 1. Loosen 1 screw-D and slide the Lamp Cover backward. 2. Loosen 1 screw-E and turn the Prism Cover up and pull it upward to re- move. (Press the 2 places to unhook the hinges.) Lamp cover Prism cover Hinges...

  • Page 22: Lamp Cover Removal

    Mechanical Disassembly 1-5 Lamp Cover removal 1. Remove 4 screws-F (T3x6) on each hinge holder and remove Lamp Cover. Lamp cover Hinge Shield plate holder t3x6 Shield plate t3x6 1-6. Control Board removal 1. Remove the Control Board and Button. Button LED decoration Spacer...

  • Page 23: Main Board Removal

    Mechanical Disassembly 2-1. Main Board removal-1 1. Remove 6 screws-A (M3x6) and 7 screws-B (M3x6). 2. Remove the Main Shield Top, Lamp Shield and Mirror Shield. Mirror shield Main shield Lamp shield Spacer 2-2. Main Board removal-2 1. Remove 2 screws-C (M3x6) on the AV panel and take out the Main Board upward off.
  • Page 24 Mechanical Disassembly 3-1. Audio, Panel Temp, Rear Junction, R/C Rear Board removal 1. Remove 2 screws-A(T3x8) and take off the Audio Board upward. 2. Unhook and slide the Panel Temp Sensor Board to remove. 3. Remove 2 screws-B (M3x6) and take off the Rear Junction Board. 4.
  • Page 25 Mechanical Disassembly 4-1. Filter Box Assy and Fans removal 1. Remove 4 screws-A (T3x8) and 1 screw-B(M3x6) and take the Filter Box Assy upward off. 2. Remove 2 screws-C (T3x10) and pull the Fans Assy upward off. M3x8 FN904 Filter cartridge M3x8 M3x8 Filter box assy...
  • Page 26 Mechanical Disassembly 5-1. A/V Board Assy removal 1. Remove 3 screws-A (M3x6) and take the AV Board Assy upward off. A/V board t3x8 t3x8 t3x8 M3x12 R/C Front & Top board M3x5 t3x15 (black) A/V board assy 6-1. Network Joint Board Assy removal 1.
  • Page 27 Mechanical Disassembly 7-1. Power Board Assy removal 1. Remove 7 screws-A (M3x6) on the Power Box Top Cover and remove the top cover. 2. Remove 2 screws-B (M3x6) and remove the Power Board Assy. Power box top cover Power board assy M3x8 Power board Isolation sheet...
  • Page 28 Mechanical Disassembly 7-3. Ballast Board removal 1. Remove 2 screws-D (M3x6) and remove the Ballast Boars assy. (To remove the Ballast Board Assy, first remove the Lamp and remove 2 screws on the Lamp Holder and move the Lamp Holder upward slightly and then take off the Ballast Board Assy.) 2.
  • Page 29 Mechanical Disassembly 8-1. Rear Fans Assy removal-1 1. Remove 1 screw-A (M3x6) and 1 screw-B (T3x8). 2. Remove 1 screw-C (T2.6x8) and remove the Thermal Protector (SW902) and then remove the Side Shield Plate. thermal protector (SW902) removal Thermal t2.6x8 protector (SW902) Side shield...

  • Page 30: Optical Unit Assy Removal

    Mechanical Disassembly 9-1. Optical Unit Assy removal-1 1. Remove both of the Lamp Assy upward. 2. Remove 2 screws-A (T3x8) each on the Lamp Duct. Lamp2 Lamp1 9-2. Optical Unit Assy removal-2 1. Remove 1 screw-B (T3x8) each on the Lamp Socket and remove them. 2.
  • Page 31 Mechanical Disassembly 9-3. Optical Unit Assy removal-3 1. Remove 2 screws-E (T3x8) each on the Lamp Cover. Pull up the Lamp Covers. (Note: Pay attention to fix the lamp covers mounting direction. The location of the metal plates) Lamp2 cover Metal plate Lamp1...

  • Page 32: Lens Shift Assy Removal

    Mechanical Disassembly 10-1. Lens Shift Assy Removal 1. Remove 4 screws-A (M3x6) and remove the Lens Shift Assy. (Before removing the Lens Shift Assy, remove the LCD Panel/Prism Assy first. Refer to the optical parts disassembly.) t3x5 Lens shift sen- sor-X board t3x5 Lens shift...
  • Page 33 Mechanical Disassembly 12-1. Speakers removal 1. Remove 2 screws-A (T3x12) each and take the speakers off. SP901 SP902 t3x8 Damper bushes Damper t3x8 bushes t3x8 t3x8 Spacer t3x8 13-1 Fans and Thermistor removal 1. Remove the Thermistor (TH901) on the Duct Top. 2.

  • Page 34: Optical Parts Disassembly

    Optical Parts Disassembly Before taking these procedures, remove the cabinet top, Main board assy, shutter assy, lamp covers assy refering to the chapter "Mechanical Disassembly". 1-1. LCD Panel/Prism Assy removal 1. Loosen 3 screws-A (M2.5) and pull up the Panel/Prism assy. -34-...
  • Page 35 Optical Parts Disassembly Lcd Panel type check There are 2 types combination of the LCD panel/prism assembly and the optical unit, named Type-R and Type-L. Since both have no compatibility, each type should be combined with the same type, and the specific parts should be used.
  • Page 36 Optical Parts Disassembly 1-2. LCD Panel/Prism Assy disassembly 1. Remove 1 screw-A (M2x4) each on the stopper and remove the stopper-B and C, and pull the Polarized Glass-Out and Pre-Polarized Glass upward. Stopper-B (Green) Stopper-B (Blue) Pre-Polarized glass (G) Polarized glass-out (G) Pre-Polarized glass (B) Polarized glass-out (B) Stopper-C...
  • Page 37 Optical Parts Disassembly 2-1. Polarized Glass-in/Optical Filter removal 1. Remove 2 screws-A (M2.5x5) and remove the stoppers, and pull the Polar- ized Glass and Pre-Polarized Glass Holder upward. Polarized glass- in/Optical filter ass'y Glass holder Stopper Glass holder film Polarized glass (in) Optical filter (ICT) Prism side Blue...
  • Page 38 Optical Parts Disassembly 2-2. Polarized Glass-in/Optical Filter mounting There are 2 types combination of the LCD panel/prism assembly named Type-R and Type-L. Mount the polarized glasses and optical filters according to the type of the LCD panel assembly as shown in the figure below tYPe-L Blue Green...
  • Page 39 Optical Parts Disassembly 3-1. Relay Lens Assy removal 1. Remove 1 screw-A (M2.5x5) and slide the Relay Lens assy in the arrow direction and pull it up to remove. t3x8 Relay lens assy Spacer Relay lens Relay lens assy -39-...
  • Page 40 Optical Parts Disassembly 4-1. Condenser Lens Assy removal 1. Remove 2 screws-A (M2.5x5) and slide the Condenser Lens Assy in the arrow direction and pull it up. t3x8 Condenser lens Spacer Condenser lens Condenser lens assy -40-...

  • Page 41: Mirror Assy Removal

    Optical Parts Disassembly 5-1. Mirror Assy removal 1. Remove 4 screws-A (T3x10) and take the Mirror Cover off. 2. Remove 3 screws-B (M3x18) and pull the Mirror Assy upward. Note: Turn the mirror holder counterclockwise with a flat screw driver if the screw is behind a mirror holder.
  • Page 42 Optical Parts Disassembly 6-1. Optical Parts in the Optical Unit removal 1. Remove 2 screws-A (T3x10) and unhook 4 hooks-B and take the Optical Unit Top off. Condenser lens(R) Polarized glass(IN/GB) Condenser lens(B) Mirror(R) Mirror(B) Condenser lens(G) Relay lens(In) Dichroic mirror(B) Dichroic mirror(G) Mirror(R) Integrator lens(Out)
  • Page 43 Optical Parts Disassembly 6-2. Optical Parts Directions in the Optical Unit When mounting or assembling the optical parts in the optical unit, the parts must be mounted in the specified location and direction as shown in the figure below. Polarized glass (IN/GB) dichroic mirror Place glasses as the marker comes top-left corner as Place the dichroic mirrors as the marker comes top...

  • Page 44: Adjustments

    Adjustments Adjustments after Parts Replacement ● : Adjustment necessary ❍ : Check necessary disassembly / replaced Parts condesner Polarized lens / Fans Lcd/ Glass / Power relay lens Mirror Assy Main Board Wind Prism Assy optical Board / Integrator Sensor filter lens Optical axis adjustment...

  • Page 45: Service Adjustment Menu Operation

    Adjustment Service Adjustment Menu Operation to enter the service mode To enter the “Service Mode”, press and hold the MeNu and SeLect button for more than 3 seconds. The service menu appears on the screen as follows. to adjust service data Select the adjustment group no.

  • Page 46: Optical Adjustment

    Optical Adjustment WArNING : uSe uV rAdIAtIoN eYe ANd SKIN ProtectIoN durING SerVIcING cAutIoN: to prevent suffer of uV radiation, those adjustments must be completed within 25 minutes. Before Adjustment Each adjustment requires hex wrenches and slot screwdrivers. Set the lens position specified below with Lens Shift Button. Horizontal Lens Position: Center Vertical Lens Position: End of the bottom When adjusting optical components adjustments, using...

  • Page 47: Optical Axis Adjustment

    Optical Adjustment 1. Optical axis adjustment 1-1. condenser lens adjustment Loosen 2 screws and 2 screws Move the condenser lens to display the color shading on the top/bottom and left/right of the screen. 1) Insert a slot driver into the slot and turn it to move the image horizon- tally as shown in Fig.1-1, 2) Insert a slot driver into the slot...

  • Page 48: Relay Lens Adjustment

    Optical Adjustment 1-2. relay lens adjustment Loosen 1 screw and 1 screws Move the Relay lens so that the color shading appeared on the top/bottom and left/right of the screen becomes the same width. 1) Insert a slot driver into the slot and turn it to move the image horizon- tally as shown in Fig.1-3, 2) Insert a slot driver into the slot...

  • Page 49: Condenser Lens Adjustment

    Optical Adjustment 1-3. condenser lens adjustment-2 Move the condenser lens to remove the color shading on the top/bottom or left/right of the screen. 1) Insert a slot driver into the slot and turn it to move the image horizon- tally as shown in Fig.1-5. 2) Insert a slot driver into the slot and turn it to move the image vertically as shown in Fig.1-6.

  • Page 50: Mirror Adjustment

    Optical Adjustment 2. Mirror adjustment Input the 100%-white pattern with XGA computer signal. Enter the service mode. Select Group "236", No. "0". Group No data Function Change the data value to "1". The lamp mode changes to "Lamp1" and the Normal mode mirror motor starts turning continuously.

  • Page 51: Contrast Adjustment

    Optical Adjustment 3. Contrast adjustment Select the internal test pattern signal “All black” from the projector’s menu “Menu -> Setting -> Test pattern”. Loosen 2 screws on the glass holders for G-panel. Turn the lever of polarized glass to obtain the darkest brightness and proper black color uniformity on the screen.

  • Page 52: Electrical Adjustments

    Electrical Adjustments Circuit Adjustments 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. Before taking these adjustments, turn the projector for more than 10 minutes to sta- bilize the operation.
  • Page 53 Electrical Adjustment c PC-Auto calibration b Component-Auto calibration Input mode Computer mode Input mode Video mode (Component) Input signal 16-step gray scale computer signal Input signal 100% color bar signal (480i) 100% color bar signal (480p) 1. Enter the service mode. 100% color bar signal (720p) 2.
  • Page 54 Electrical Adjustment n Common Voltage adjustment Color Shading Correction adjustment Input mode Computer mode Software PROJECTOR SERVICE TOOL v4.20 Input signal 50%-RGB pattern computer signals or 16-step gray scale computer sig- Use the software to correct the color shading of the screen.

  • Page 55: Test Points And Locations

    Electrical Adjustment Test Points and Locations MAIN BoArd K35G reAr JuNctIoN BoArd TP_FN5 TP_FN3 TP_FN1 K67D K67G TP_FN4 TP_FN2 K67E K67F K6702 K67A K67C K67B -55-...

  • Page 56: Service Adjustment Data Table

    Electrical Adjustment 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 fol- lowing to the “Electrical adjustments”. Other items should be used with the initial data value.

  • Page 57: Electrical Adjustment

    Electrical Adjustment Grp / No. Item Function Range Initial Note Noise Reduction (time) Noise Pixel Range <NSRANGEY> / <NSRANGEUV> 0 - 2 Noise Region 0 <NSREGIONY0> / <NSREGIONUV0> 0 - 1023 Noise Region 1 <NSREGIONY1> / <NSREGIONUV1> 0 - 1023 Noise Region 2 <NSREGIONY2>...
  • Page 58 Electrical Adjustment Grp / No. Item Function Range Initial Note Alpha BB Blue 0 - 1000 20/20/20/20/20/20/ 20/20/20/20/20 SW-FPGA CLK_SHIFT LVDS Clock Phase Adjustment (Signed 7 bit) -64 - 63 100 CLK_SHIFT_STATUS Read only 101 REGISTER_STATUS Read only 102 FAN1_DET Read only 103 FAN2_DET Read only...
  • Page 59 Electrical Adjustment Grp / No. Item Function Range Initial Note CRSTLKCoef_B_S 0 - 255 CRSTLKCoef_B_E 0 - 255 ColshdCtrl 0 - 511 ColshdCtrl_Ena Color Shading Correction Enable 1: On, 0: Off 0 - 1 ColshdCtrl_PreEna Pre-Color Shading Correction Enable 1: On, 0: Off 0 - 1 Colshd_RLMin Lamp 1...
  • Page 60 Electrical Adjustment Grp / No. Item Function Range Initial Note Reverse L/R (MIN<-->MAX Cyclic) 0 - 2047 106 DCOffset_MNS_R_04 Normal (MIN<-->MAX Cyclic) 0 - 2047 Reverse L/R (MIN<-->MAX Cyclic) 0 - 2047 107 DCOffset_MNS_R_05 Normal (MIN<-->MAX Cyclic) 0 - 2047 Reverse L/R (MIN<-->MAX Cyclic) 0 - 2047 108 DCOffset_MNS_R_06...
  • Page 61 Electrical Adjustment Grp / No. Item Function Range Initial Note 145 DCOffset_MNS_G_06 Normal (MIN<-->MAX Cyclic) 0 - 2047 Reverse L/R (MIN<-->MAX Cyclic) 0 - 2047 146 DCOffset_MNS_G_07 Normal (MIN<-->MAX Cyclic) 0 - 2047 Reverse L/R (MIN<-->MAX Cyclic) 0 - 2047 147 DCOffset_MNS_G_08 Normal (MIN<-->MAX Cyclic) 0 - 2047...
  • Page 62 Electrical Adjustment Grp / No. Item Function Range Initial Note Reverse L/R (MIN<-->MAX Cyclic) 0 - 2047 185 DCOffset_MNS_B_09 Normal (MIN<-->MAX Cyclic) 0 - 2047 Reverse L/R (MIN<-->MAX Cyclic) 0 - 2047 186 DCOffset_MNS_B_10 Normal (MIN<-->MAX Cyclic) 0 - 2047 Reverse L/R (MIN<-->MAX Cyclic) 0 - 2047 187 DCOffset_MNS_B_11...
  • Page 63 Shipping set when the value is set to 10 0 - 20 CABLE SW Long Cable 0: Disable 1: Enable 0 - 1 0: Disable (Sanyo Serial Command Enable) PW Debug Command Enable 0 - 1 1: Enable (PW Debug Mode) Device Refresh Disable...
  • Page 64 Electrical Adjustment Grp / No. Item Function Range Initial Note Warning_Log Reset Log is cleared when the value is set to 10. 0 ~ 10 Shutter PRE_MOTION Shutter Warm - up Operation (0: Yes, 1: No) 0 - 1 Initial: 1 / Shipping: 0 CMP_TRM Chattering Detecting Term 0 - 32767...
  • Page 65 Electrical Adjustment Grp / No. Item Function Range Initial Note Flow Clog Threshold 6 Flow Sensor Clogged Threshold No.6[ADC] 0 - 1023 Flow Clog Threshold 7 Flow Sensor Clogged Threshold No.7[ADC] 0 - 1023 Flow Clog Threshold 8 Flow Sensor Clogged Threshold No.8[ADC] 0 - 1023 Filter Roll Take Up Bend...
  • Page 66 Electrical Adjustment Grp / No. Item Function Range Initial Note Filter 2nd Cartridge Scroll Factor 6 0 - 255 Filter 2nd Cartridge Scroll Factor 7 0 - 255 Filter 2nd Cartridge Scroll Factor 8 0 - 255 Filter 2nd Cartridge Scroll Factor 9 0 - 255 Filter 2nd Cartridge Scroll Factor 10 0 - 255...
  • Page 67 Electrical Adjustment Grp / No. Item Function Range Initial Note Temp A Warning Offset (Temp) 0-100 Temp B Warning Offset (Temp) 0-100 Temp C Warning Offset (Temp) Temp Warning Offset (Temp) 0-100 Temp B-A Warning Offset (Temp) 0-100 Temp C-A Warning Offset (Temp) 0-100 Temp A Warning Offset (Time) 0-40...
  • Page 68 Electrical Adjustment Grp / No. Item Function Range Initial Note Cooling Time Cooling Time Setting (x30 sec.) 1: 30 3: 90 15: 450 1-15 Cooling Time Setting When the Temp Error occurs (x30 sec.) Temp Error Cooling Time 1-15 1: 30 3: 90 15: 450 OnStart Cooling Start Threshold 0-100 After shutdown cooling...
  • Page 69 Electrical Adjustment Grp / No. Item Function Range Initial Note Image Level Tolerance Acq. Image Level Adj Tolerance 1 - 255 Auto Calibration (YCbCr) PW392-AFE MDL <10bits> Y-OFFSET AREA H START Y - Offset Acq Area H Start 0 - 1000 Y-OFFSET AREA V START Y - Offset Acq Area V Start 0 - 1000...
  • Page 70 Electrical Adjustment Grp / No. Item Function Range Initial Note Total Dots 0 - 4095 Disp Dots 0 - 4095 H Back Porch 0 - 4095 V Back Porch 0 - 4095 Disp Line 0 - 4095 YCbCr (480i) Total Dots 0 - 4095 Disp Dots 0 - 4095...
  • Page 71 Electrical Adjustment Grp / No. Item Function Range Initial Note Total Dots 0 - 4095 1716 Disp Dots 0 - 4095 1346 H Back Porch 0 - 4095 V Back Porch 0 - 4095 Disp Line 0 - 4095 RGB Video (575i) Total Dots 0 - 4095 1728...
  • Page 72 Electrical Adjustment Grp / No. Item Function Range Initial Note Total Dots 0 - 4095 2640 Disp Dots 0 - 4095 1874 H Back Porch 0 - 4095 V Back Porch 0 - 4095 Disp Line 0 - 4095 1051 RGB Video (1080P - 24) Total Dots (Read only)

  • Page 73: Chassis Description

    Chassis Description Chassis over view -73-...

  • Page 74: Input & Signal Processing Stage

    Chassis Description Input & signal processing stage -74-...

  • Page 75: Audio Output Stage

    Chassis Description Audio output stage -75-...

  • Page 76: Lamp Control Stage

    Chassis Description Lamp control stage REAR JUNCTION SW67A LAMP COVER-SW LAMP STS MIR_MON RLY_MOM PW_BALLAST_ON BALLAST_ON LAMP-ID_INH1 -76-...

  • Page 77: Fan Control Stage

    Chassis Description Fan control stage S16V FN906 TPFN6 Q7701 PANEL R L7701 Q7791 Q7792 FAN_SPEED6 IC7701 Q7702 FAN_DRIVE_0_OUT FAN_PWM_6 FAN_CONT6 FN907 TPFN7 Q7731 PANEL G L7731 Q7793 FAN_SPEED7 IC7731 Q7732 FAN_PWM_7 FAN_CONT7 FN908 TPFN8 Q7761 PANEL B L7761 Q7794 FAN_SPEED8 IC7761 Q7762 FAN_PWM_8...

  • Page 78: Motor Control Stage

    Chassis Description Motor control stage IC2721 LAMP CONTROL Q3754 Q3752 12V_RLY1 MIR1_DET Q3753 Q3751 12V_RLY2 MIR2_DET S16V IC3781 S12V_MIR1 MIRROR S12V_MIR2 MIR_PWM IC3721 MIRROR DRIVE <BA6920> MIRROR MIR_SW DETECTION & IC3741 DRIVE <TC7W53> FOCUS FOCUS+_EX FOCUS+ IC5501 FOCUS DRIVE <BA6287> FOCUS-_EX FOCUS- IC5502...

  • Page 79: Bus Control Stage

    Chassis Description Bus control stage DSub15 DVI-D -79-...

  • Page 80: Led Drive & Rc Control Stage

    Chassis Description LED drive & RC control stage -80-...

  • Page 81: Power Supply & Power Failure Circuit

    Chassis Description Power supply & power failure circuit D3612 D5711 P-FAIL_S5V P-FAIL_15V D292 L3611 SS-6V Q3696 S-6V S-5V_ALG S16V Q3611 IC5771 S10V 9V_LNS_SHT Q3613 IC_RESET Q3694 IC3611 PWR_SW Q3692 Q3693 D3781 PWR_SW P-FAIL_RLY P-FAIL_S2.5V_KS IC3781 S12V_MIR SS6V IC4591 SS3.3V IC2381 2.5V_KS S2.5VAC_KS S12V_MIR1...

  • Page 82: Indicators And Projector Condition

    Chassis Description Indicators and Projector Condition Check the indicators for the projector condition. The projector is operating normally. Indicators Projector condition LAMP 1/2 WARNING WARNING POWER SHUTTER REP . TEMP . FILTER blue green / red orange yellow The projector is off. (The AC power cord is unplugged.) The projector is in stand-by mode.
  • Page 83 Chassis Description the projector is detecting abnormal condition. Indicators Projector Condition LAMP 1/2 WARNING WARNING POWER SHUTTER REP . TEMP . FILTER blue green / red orange yellow The temperature inside the projector is elevated close to the ✽ ✽ ✽ abnormally high level.
  • Page 84 Chassis Description the projector is detecting abnormal condition. Indicators Projector Condition LAMP 1/2 WARNING WARNING POWER SHUTTER REP . TEMP . FILTER blue green / red orange yellow If the Filter counter reached a time set in the timer setting, ✽ ✽...

  • Page 85: Power Failure Detection System

    Chassis Description Power failure detection system detection of Power failure Projector provides a protection circuit to prevent the secondary failure when the power failure, fans failure or tempera- ture failure occurs on the projector. The power failure detection lines "P-FAIL_S5V", "P-FAIL_S3.3V", etc. are con- nected to the main power supplies.

  • Page 86: Power Failure Detection Tree

    Chassis Description Power failure detection tree DETECTION D3612 LINE NAME ERROR INFORMATION P-FAIL_S5V L3611 D5711 S16V M/AU, 15/12/9/5V Q3611 IC5771 S10V 9V_LNS_SHT P-FAIL_15V P-FAIL_15V Q3613 IC_RESET IC3611 PWR_SW D3781 RELAY, P-FAIL_RLY IC3781 S12V_MIR S12V_MIR1 S12V_MIR2 D3761 P-FAIL_15V IC3761 15V_LNS_MIR D7621 MAIN IC_RESET P-FAIL_15V...

  • Page 87: Sensor & Detection Switches

    Chassis Description Sensor & detection switches DETECTION LINE NAME ERROR INFO. FN901 FN901, FANLOCK FAN_MTR1 FN902, FANLOCK FAN_MTR2 FN902 FN903, FANLOCK FAN_MTR3 FN904, FANLOCK FAN_MTR4 FN905, FANLOCK FAN_MTR5 FN907, FANLOCK FAN_MTR6 FN906, FANLOCK FAN_MTR7 FN908 FN908, FANLOCK FAN_MTR8 SW7641 FILTER, FILTER_DET FILTER SW.

  • Page 88: Error History Log

    Chassis Description Error History Log This projector provides the error history log function. To Item Data Group (Error Code) check the logs, you need to enter the service mode and <- Latest Error select Group No. "220" and Item No. "0" to "49". The error ✻...

  • Page 89: Diagnosis Of Power Failure With Rs-232C Port

    Chassis Description Diagnosis of Power Failure with RS-232C port This projector provides a function to get the error information of the projector by using the RS-232C serial port for the power failure diagnosis. The further error information of the power failure and fan failure can be found out by using this function. Diagnosis procedure Connect a RS-232C serial cross cable to CONTROL PORT on the projector and serial port on the PC.

  • Page 90: Serial Control Interface

    Chassis Description Serial Control Interface This projector provides a function to control and monitor the projector's operations by using the RS-232C serial port. Operation Connect a RS-232C serial cross cable to CONTROL PORT on the projector and serial port on the PC. Launch a communication software "Hyper terminal"...

  • Page 91: Status Read Command

    Chassis Description Status read command Format The command is sent from PC to the projector with the format below; 'CR' [Command] 'CR' Command: one character (refer to the command table below. The projector decodes the command and returns the 'Character string' with the format below; command Function Projector return...

  • Page 92: Control Port Functions

    Control Port Functions System Control I/O Port Functions (PW392, IC301) PORT SIGNAL FUNCTION NOTE RX2-PW DVI Input RX1-PW DVI Input RX0-PW DVI Input RXC-PW DVI Input HSOUT H SYNC Input ID_2_PWR_SW Lamp ID 2 Switch SDA3_3.3V IIC Bus 3.3V FAN_DRIVE _2 Fan Drive 2 HDCP_IIC_SW_CPU HDCP IIC Switch Control...

  • Page 93: I/O Expander (Te7783, Ic4801)

    Control Port Functions PORT SIGNAL FUNCTION NOTE IIC Bus Clock ZOOM+_EX Zoom+ Drive Output LB_PW_UART UART for Lamp Ballast PW_LB_UART UART for Lamp Ballast PW_SCLK_OUT Serial Control SDA2_S3.3V IIC Bus 2 SCL2_S3.3V IIC Bus 2 SCART_CV_PW SCART C Sync Input SCARTG SCART Green Input SCARTG...

  • Page 94: Fpga (Xc3S50A, Ic5201)

    Control Port Functions PORT SIGNAL FUNCTION NOTE W_RC_SW Wired Remote Control Detect Input LAMP-ID_INH1 Lamp-ID Drive Input INT_FRT SW FPGA Config DONE_FRT SW FPGA Config FPGA (XC3S50A, IC5201) PORT SIGNAL FUNCTION NOTE FAN_MTR7 Fan Motor Speed Input FN907 FAN_MTR4 Fan Motor Speed Input FN904 FAN_MTR8 Fan Motor Speed Input FN908 FAN_MTR5...

  • Page 95: Waveform

    Waveform VIdeo signal <VIdeo> KS_dHS signal <tP402> KS_dVS signal <tP401> r-S&H signal <tP35r> G-S&H signal <tP35G> G-S&H signal <tP35B> -95-...

  • Page 96: Ic Block Diagrams

    IC Block Diagrams ● 74LVC14 <Inverter, IC5502, IC7921, IC7951> ● BA6287 <Motor Drive Focus, Zoom, Shutter IC5501, IC5551, IC5701> -96-...
  • Page 97 IC Block Diagrams ● BA6920 <Motor Drive Lens Shift Up/Down, Left/Right, IC3721, IC6531, IC6561> ● BA7078 <Sync Separator, IC2101> -97-...
  • Page 98 IC Block Diagrams ● DS16EV5110 <DVI Equalizer, IC8001> ● FA7701 <Switching Controller, IC3611, IC7761, IC7701, IC7731> -98-...
  • Page 99 IC Block Diagrams ● ISL98001 <A/D Converter, IC2201> ● L3E06170 <S&H, IC501, IC531, IC561> -99-...
  • Page 100 IC Block Diagrams ● L3E07111 <LCD DRIVE DIGITAL GAMMA, IC401> ● M62393 <DAC, IC7971> -100-...
  • Page 101 IC Block Diagrams ● NJM2671 <Motor Controller, IC7601> ● PIC16LF819 <PIC, IC4501> -101-...
  • Page 102 IC Block Diagrams ● PW392 <Scaler, IC301> ● PW610 <Keystone, IC2301> -102-...
  • Page 103 IC Block Diagrams ● TE7783<I/O Expander, IC4801> ● TPA3123<Audio Output, IC5051> -103-...
  • Page 104 IC Block Diagrams ● UPC324GR<Ope-Amp, IC1423> -104-...

  • Page 105: Parts Location Diagrams

    KH7-XTC50L00 Parts Location Diagrams Cabinet front and top assembly A810 CONTROL BOARD Cabinet bottom assembly TH901 FN907 FN906 FN908 SP901 SP902 A1100 AUDIO BOARD -105-...
  • Page 106 KH7-XTC50L00 Parts Location Diagrams A/V panel assembly A1200 NETWORK JOINT BOARD A1000 A/V BOARD A630 R/C FRONT&TOP BOARD ZA1000E ZA1000F ZA1000A ZA1000D Filter holder assembly S901 A670 FILTER SW BOARD M901 A680 ROUND SENSOR BOARD -106-...
  • Page 107 KH7-XTC50L00 Parts Location Diagrams Main board A800 MAIN BOARD Power box assembly A610 A902 RELAY BOARD POWER(AC) BOARD A901 BALLAST BOARD A600 AC FILTER BOARD -107-...
  • Page 108 KH7-XTC50L00 Parts Location Diagrams Lens shift & optical parts assembly A820 PANEL TEMP SENSOR BOARD FN904 FN905 M02-2 M02-3 M02-1 * Optional -108-...
  • Page 109 KH7-XTC50L00 Parts Location Diagrams Lamp & fans A640 R/C REAR BOARD LP902 A620 REAR JUNCTION A660 BOARD ID CONNECT-2 FN903 BOARD SW901&902 FN901 FN902 LP901 A650 ID CONNECT-1 BOARD SW901&902 SW901&902 -109-...
  • Page 110 KH7-XTC50L00 Parts Location Diagrams Panel/Prism assembly L01L L01R (Green) L01-G2 L01-B2 L01-G1 L01-B1 (Blue) L01-R1 (Red) -110-...
  • Page 111 KH7-XTC50L00 Parts Location Diagrams Polarized-in & optical filter assembly L03-G L03-B L02-G L02-B L02-R L03-R Note: The mounting direction of parts L02 differs according to type of LCD panel/prism assembly. See the item "Optical Parts Disassembly". -111-...
  • Page 112 KH7-XTC50L00 Parts Location Diagrams Condenser lens-in assembly Relay lens-out assembly -112-...
  • Page 113 KH7-XTC50L00 Parts Location Diagrams Mirror assembly Integrator Lens assembly -113-...
  • Page 114 KH7-XTC50L00 Parts Location Diagrams ● In the optical unit L04-B L04-G -114-...
  • Page 115 KH7-XTC50L00 Parts Location Diagrams ● Accessories (see accessories parts list) REMOTE CONTROL QUICK SETUP GUIDE CD-ROM CABLE, USB CABLE,INTERFACE CORD,POWER SCREW ANTITHEFT -115-...

  • Page 116: Mechanical Parts List

    C22 910 310 2420 SPACER LEG-M4KA L03-B 645 093 9143 POLARIZED GLASS(IN/B) C23 910 330 7436 SPRING BUTTON LNS-MZ7A L03-R 645 098 5898 POLARIZED GLASS(IN/R) C24 610 342 0646 COVER WITHOUT LNS-KH7AL L04-G 645 093 9129 POLARIZED GLASS(IN/GB) C25 610 342 6891 BADGE SANYO-KH7AL L04-B 645 093 9129 POLARIZED GLASS(IN/GB) CHASSIS PARTS L05 645 090 0600 LENS,PROJECTION-SM M01 610 342 9571 ASSY,BOX FILTER DOUBLE-KH7AL L06 945 088 7223 ASSY,PRISM(PBS) M02 610 339 6446 COMPL,MOUNTING LENS-KP3AL L07 945 088 7261 LENS,INTEGRATOR(OUT) (Including KEY NO. M02-1 TO M02-3)
  • Page 117 KH7-XTC50L00 Mechanical Parts List Key No. Part No. Description Key No. Part No. Description L09 645 098 5652 LENS,CONDENSER(G) L10 645 098 5669 LENS,CONDENSER(B) L11 645 098 5676 LENS,RELAY(IN) L12 645 098 5683 LENS,RELAY(OUT) L13 645 098 5690 LENS,CONDENSER(R) L14 645 098 5706 MIRROR(R) L15 645 098 5713 MIRROR(B) L16 645 098 5720 MIRROR(W-COLD) L17 645 098 5737 OPTICAL FILTER(UV/IR) L18 645 098 5744 DICHROIC MIRROR (G) L19 645 098 5751 DICHROIC MIRROR (B) * There are 2 types (Type-L or Type-R) of LCD Panel/Prism Ass’y. Used type is indicated on the Prism Ass’y and Optical unit top. Refer to item...

  • Page 118: Electrical Parts List

    KH7-XTC50L00 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.
  • Page 119 KH7-XTC50L00 Electrical Parts List Key No. Part No. description Key No. Part No. description Q1391 305 211 1918 TR RJU002N06 Q1491 305 014 4512 TR 2SC2412K T146 R ASSEMBLED BOARDS 305 014 4611 TR 2SC2412K T146 S 305 015 8727 TR 2SC2812-L6-TB A800 610 341 0562 ASSY,PWB,MAIN KH7AL 305 015 8925 TR 2SC2812-L7-TB A810 610 341 0579 ASSY,PWB,CONTROL KH7AL 305 163 1615 TR 2SC2812N-L6-TB0 A820...
  • Page 120 KH7-XTC50L00 Electrical Parts List Key No. Part No. description Key No. Part No. description 305 173 9915 TR 2SC3928A1S 305 015 8925 TR 2SC2812-L7-TB 305 163 1615 TR 2SC2812N-L6-TB0 Q3753 305 014 4512 TR 2SC2412K T146 R 305 173 9816 TR 2SC3928A1R 305 014 4611 TR 2SC2412K T146 S 305 173 9915 TR 2SC3928A1S 305 015 8727 TR 2SC2812-L6-TB Q3631 305 213 7710 TR UPA1730TP-E1 305 015 8925 TR 2SC2812-L7-TB 305 163 1615 TR 2SC2812N-L6-TB0 Q3632 305 014 4512 TR 2SC2412K T146 R 305 173 9816 TR 2SC3928A1R...
  • Page 121 KH7-XTC50L00 Electrical Parts List Key No. Part No. description Key No. Part No. description 305 173 9915 TR 2SC3928A1S 305 015 8727 TR 2SC2812-L6-TB 305 015 8925 TR 2SC2812-L7-TB Q5212 305 014 4512 TR 2SC2412K T146 R 305 014 4611 TR 2SC2412K T146 S 305 163 1615 TR 2SC2812N-L6-TB0 305 173 9816 TR 2SC3928A1R 305 015 8727 TR 2SC2812-L6-TB 305 015 8925 TR 2SC2812-L7-TB 305 173 9915 TR 2SC3928A1S Q4831 305 014 4512 TR 2SC2412K T146 R 305 163 1615 TR 2SC2812N-L6-TB0 305 173 9816 TR 2SC3928A1R 305 014 4611...
  • Page 122 KH7-XTC50L00 Electrical Parts List Key No. Part No. description Key No. Part No. description 305 173 9915 TR 2SC3928A1S 305 015 8727 TR 2SC2812-L6-TB 305 015 8925 TR 2SC2812-L7-TB Q8041 305 217 5019 TR RN1117 TE85L Q8821 305 014 4512 TR 2SC2412K T146 R 305 163 1615 TR 2SC2812N-L6-TB0 305 173 9816 TR 2SC3928A1R 305 014 4611 TR 2SC2412K T146 S 305 015 8727 TR 2SC2812-L6-TB 305 173 9915 TR 2SC3928A1S Q7793 305 014 4512 TR 2SC2412K T146 R 305 015 8925 TR 2SC2812-L7-TB 305 163 1615 TR 2SC2812N-L6-TB0...
  • Page 123 KH7-XTC50L00 Electrical Parts List Key No. Part No. description Key No. Part No. description IC5621 310 595 8009 IC PQ1LAX95MSPQ IC1202 310 596 0002 IC 74LVC1G125GW,125 IC1301 310 616 3402 IC PST413A300NR IC5631 310 595 8009 IC PQ1LAX95MSPQ IC1311 410 643 4400 IC EDD2516AETA-5B-E IC5651 409 685 9415 IC MP2307DN IC1331 410 643 4400 IC EDD2516AETA-5B-E IC5661 310 595 8009 IC PQ1LAX95MSPQ IC1381 309 488 5924 IC TC7WH04FK-TE85L IC5662 310 595 8009...
  • Page 124 KH7-XTC50L00 Electrical Parts List Key No. Part No. description Key No. Part No. description C201 303 409 3426 CERAMIC 0.1U K C1328 303 409 3426 CERAMIC 0.1U K C1331 303 409 3426 CERAMIC 0.1U K C203 303 358 3215 CERAMIC 10U K 6.3V 303 368 7319 CERAMIC 10U K 6.3V C1332 303 409 3426 CERAMIC 0.1U K C1333 303 409 3426 CERAMIC 0.1U K...
  • Page 125 KH7-XTC50L00 Electrical Parts List Key No. Part No. description Key No. Part No. description C2366 303 409 3426 CERAMIC 0.1U K C2237 303 409 3426 CERAMIC 0.1U K C2238 303 409 3426 CERAMIC 0.1U K C2367 303 409 3426 CERAMIC 0.1U K C2239 303 409 3426 CERAMIC 0.1U K C2368 303 409 3426 CERAMIC 0.1U K C2241 303 409 3426 CERAMIC 0.1U K C2369...
  • Page 126 KH7-XTC50L00 Electrical Parts List Key No. Part No. description Key No. Part No. description C358 303 409 3426 CERAMIC 0.1U K C3501 303 409 3426 CERAMIC 0.1U K C3502 303 367 0410 CERAMIC 0.1U K C3581 303 276 3113 CERAMIC 33P J C3503 303 367 0410 CERAMIC 0.1U K C3582 303 276 3113 CERAMIC 33P J C3506 303 391 5115 ELECT 100U M C3583...
  • Page 127 KH7-XTC50L00 Electrical Parts List Key No. Part No. description Key No. Part No. description C417 303 409 3426 CERAMIC 0.1U K C3714 303 409 3426 CERAMIC 0.1U K C3716 303 433 1112 CERAMIC 1U K C418 303 409 3426 CERAMIC 0.1U K C419 303 409 3426 CERAMIC 0.1U K C3717 303 409 3426 CERAMIC 0.1U K C372 303 409 3426 CERAMIC 0.1U K C420...
  • Page 128 KH7-XTC50L00 Electrical Parts List Key No. Part No. description Key No. Part No. description 403 458 4812 ELECT 220U M C4586 303 409 3426 CERAMIC 0.1U K C459 303 409 3426 CERAMIC 0.1U K C5202 303 409 3426 CERAMIC 0.1U K C4591 303 433 1112 CERAMIC 1U K C5203 303 381 5613 ELECT 220U M C4592 303 358 3215 CERAMIC 10U K 6.3V 403 458 4812...
  • Page 129 KH7-XTC50L00 Electrical Parts List Key No. Part No. description Key No. Part No. description C5673 303 409 3426 CERAMIC 0.1U K C549 303 367 0410 CERAMIC 0.1U K C5501 303 396 9613 CERAMIC 1U K C5674 303 433 1112 CERAMIC 1U K 303 397 7618 CERAMIC 1U K C5675 303 409 3426 CERAMIC 0.1U K C5502 303 396 9613 CERAMIC 1U K C5676 303 358 3215...
  • Page 130 KH7-XTC50L00 Electrical Parts List Key No. Part No. description Key No. Part No. description C7811 303 409 3426 CERAMIC 0.1U K C6566 303 409 3426 CERAMIC 0.1U K C6571 303 441 9810 CERAMIC 0.01U K C7812 303 409 3426 CERAMIC 0.1U K C6572 303 441 9810 CERAMIC 0.01U K C7821 303 409 3426 CERAMIC 0.1U K C6573 303 441 9810 CERAMIC 0.01U K C7822...
  • Page 131 KH7-XTC50L00 Electrical Parts List Key No. Part No. description Key No. Part No. description C8201 303 409 3426 CERAMIC 0.1U K R1306 301 224 9316 MT-GLAZE 1K JA 1/16W C8202 303 424 7017 CERAMIC 0.047U K R1308 301 225 8110 MT-GLAZE 10 JA 1/16W C8203 303 424 7017 CERAMIC 0.047U K R1309 301 226 1516 MT-GLAZE 0.000 ZA 1/16W C8204 303 424 7017 CERAMIC...
  • Page 132 KH7-XTC50L00 Electrical Parts List Key No. Part No. description Key No. Part No. description R1863 301 225 8110 MT-GLAZE 10 JA 1/16W R1391 301 037 5017 MT-GLAZE 0.000 ZA 1/10W R1392 301 224 9019 MT-GLAZE 10K JA 1/16W R1871 301 226 1516 MT-GLAZE 0.000 ZA 1/16W R1393 401 344 1914 MT-GLAZE 10K DA 1/16W R1872 301 226 1516 MT-GLAZE 0.000 ZA 1/16W...
  • Page 133 KH7-XTC50L00 Electrical Parts List Key No. Part No. description Key No. Part No. description R2713 301 224 8814 MT-GLAZE 100 JA 1/16W R2301 301 226 1516 MT-GLAZE 0.000 ZA 1/16W R2302 301 224 9019 MT-GLAZE 10K JA 1/16W R2721 301 226 1516 MT-GLAZE 0.000 ZA 1/16W R2303 301 224 9019 MT-GLAZE 10K JA 1/16W R2722 301 226 1516 MT-GLAZE 0.000 ZA 1/16W...
  • Page 134 KH7-XTC50L00 Electrical Parts List Key No. Part No. description Key No. Part No. description R3734 301 224 9514 MT-GLAZE 2.2K JA 1/16W R3604 301 224 9316 MT-GLAZE 1K JA 1/16W R361 301 224 9019 MT-GLAZE 10K JA 1/16W R3736 301 224 9514 MT-GLAZE 2.2K JA 1/16W R3611 301 276 0415 MT-GLAZE 10M JA 1/16W R3737 301 224 8814 MT-GLAZE 100 JA 1/16W...
  • Page 135 KH7-XTC50L00 Electrical Parts List Key No. Part No. description Key No. Part No. description R4592 301 037 5017 MT-GLAZE 0.000 ZA 1/10W R447 301 225 1814 MT-GLAZE 47 JA 1/16W R449 301 225 1814 MT-GLAZE 47 JA 1/16W R4594 301 294 4419 MT-GLAZE 1.8K FA 1/16W R450 301 225 1814 MT-GLAZE 47 JA 1/16W R4597 301 294 3313 MT-GLAZE 15K FA 1/16W...
  • Page 136 KH7-XTC50L00 Electrical Parts List Key No. Part No. description Key No. Part No. description R5253 301 225 0213 MT-GLAZE 3.3K JA 1/16W R4858 301 226 5415 MT-GLAZE 56 JA 1/16W R4861 301 226 1516 MT-GLAZE 0.000 ZA 1/16W R5254 301 224 9019 MT-GLAZE 10K JA 1/16W R4862 301 226 1516 MT-GLAZE 0.000 ZA 1/16W R5255 301 224 9019 MT-GLAZE 10K JA 1/16W...
  • Page 137 KH7-XTC50L00 Electrical Parts List Key No. Part No. description Key No. Part No. description R596 401 343 0512 MT-GLAZE 7.5K FA 1/16W R5654 301 294 2613 MT-GLAZE 4.7K FA 1/16W R5656 301 298 5818 MT-GLAZE 9.1K FA 1/16W R597 301 294 2811 MT-GLAZE 2.2K FA 1/16W R5657 301 301 8218 MT-GLAZE 680 FA 1/16W R598 301 301 3718 MT-GLAZE 2K FA 1/16W...
  • Page 138 KH7-XTC50L00 Electrical Parts List Key No. Part No. description Key No. Part No. description R7867 301 261 1014 MT-GLAZE 2.4K JA 1/16W R7713 301 224 9019 MT-GLAZE 10K JA 1/16W R7714 301 224 9019 MT-GLAZE 10K JA 1/16W R7868 301 226 1516 MT-GLAZE 0.000 ZA 1/16W R7716 301 224 9316 MT-GLAZE 1K JA 1/16W R7869 301 226 1516 MT-GLAZE 0.000 ZA 1/16W...
  • Page 139 KH7-XTC50L00 Electrical Parts List Key No. Part No. description Key No. Part No. description R7981 301 226 1516 MT-GLAZE 0.000 ZA 1/16W R8235 301 263 7420 MT-GLAZE 75 JA 1/16W R8246 301 225 8110 MT-GLAZE 10 JA 1/16W R7986 301 226 1516 MT-GLAZE 0.000 ZA 1/16W R8247 301 225 8110 MT-GLAZE 10 JA 1/16W R7987 301 226 1516 MT-GLAZE 0.000 ZA 1/16W...
  • Page 140 KH7-XTC50L00 Electrical Parts List Key No. Part No. description Key No. Part No. description 945 037 0831 R-NETWORK 47X4 1/16W RB2212 945 036 0986 R-NETWORK 47X4 1/32W 945 037 0831 R-NETWORK 47X4 1/16W RB404 945 036 0986 R-NETWORK 47X4 1/32W RB2213 945 036 0986 R-NETWORK 47X4 1/32W 945 037 0831 R-NETWORK 47X4 1/16W 945 037 0831 R-NETWORK 47X4 1/16W RB405 945 036 0986 R-NETWORK 47X4 1/32W RB2214...
  • Page 141 KH7-XTC50L00 Electrical Parts List Key No. Part No. description Key No. Part No. description RB5214 945 036 3529 R-NETWORK 0X4 1/32W L2373 945 086 6648 IMPEDANCE,220 OHM P 945 037 0817 R-NETWORK 0X4 1/16W L2374 945 086 6648 IMPEDANCE,220 OHM P RB5216 945 036 0986 R-NETWORK 47X4 1/32W L2381 945 086 6648 IMPEDANCE,220 OHM P 945 037 0831 R-NETWORK 47X4 1/16W L2382 945 086 6648 IMPEDANCE,220 OHM P RB5217 945 036 3529 R-NETWORK 0X4...
  • Page 142 KH7-XTC50L00 Electrical Parts List Key No. Part No. description Key No. Part No. description L7811 945 086 6037 IMPEDANCE,330 OHM P L5502 945 086 6037 IMPEDANCE,330 OHM P L5503 945 086 6037 IMPEDANCE,330 OHM P L7812 945 086 6037 IMPEDANCE,330 OHM P L7813 945 086 6037 IMPEDANCE,330 OHM P L5504 945 086 6037 IMPEDANCE,330 OHM P L561 945 041 1978 INDUCTOR,330 OHM L7814 945 086 6037 IMPEDANCE,330 OHM P L7816 945 086 6037 IMPEDANCE,330 OHM P L562 945 041 1978...
  • Page 143 KH7-XTC50L00 Electrical Parts List Key No. Part No. description Key No. Part No. description D5562 307 163 0414 DIODE 1SS352-(TPH3) X301 945 087 8856 OSC,CRYSTAL 28.322MHZ D5646 307 254 4116 ZENER DIODE RSB6.8CS T2R X4801 645 092 8857 OSC,CRYSTAL 48MHZ D5771 307 163 0414 DIODE 1SS352-(TPH3) X5201 945 076 5194 OSC,CRYSTAL 79.991883MHZ D592 307 163 0414 DIODE 1SS352-(TPH3) D6531 307 163 0414 DIODE 1SS352-(TPH3) 610 341 0579 ASSY,PWB,CONTROL KH7AL D6532 307 163 0414 DIODE 1SS352-(TPH3)
  • Page 144 KH7-XTC50L00 Electrical Parts List Key No. Part No. description Key No. Part No. description C6803 303 409 3426 CERAMIC 0.1U K SW6801 945 026 2792 SWITCH,PUSH 1P-1TX1 SW6802 945 026 2792 SWITCH,PUSH 1P-1TX1 RESISTOR SW6803 945 026 2792 SWITCH,PUSH 1P-1TX1 R2851 301 224 9316 MT-GLAZE 1K JA 1/16W SW6804 945 026 2792 SWITCH,PUSH 1P-1TX1 R2852 301 224 9019 MT-GLAZE 10K JA 1/16W SW6806 945 026 2792 SWITCH,PUSH 1P-1TX1 R2853...
  • Page 145 KH7-XTC50L00 Electrical Parts List Key No. Part No. description Key No. Part No. description 305 173 9816 TR 2SC3928A1R 305 173 9816 TR 2SC3928A1R 305 173 9915 TR 2SC3928A1S 305 173 9915 TR 2SC3928A1S Q1073 305 134 5928 TR 2SA1037AK-T146-R Q5142 305 014 4512 TR 2SC2412K T146 R 305 147 2218 TR 2SA1037AK-S-T146 305 014 4611 TR 2SC2412K T146 S 305 173 9618 TR 2SA1235A1E 305 015 8727 TR 2SC2812-L6-TB 305 015 8925 TR 2SC2812-L7-TB 305 173 9717 TR 2SA1235A1F 305 163 1615 TR 2SC2812N-L6-TB0 405 220 3115...
  • Page 146 KH7-XTC50L00 Electrical Parts List Key No. Part No. description Key No. Part No. description C5132 303 358 8319 CERAMIC 1U K C1076 303 157 3614 CERAMIC 100P J C1077 303 367 0410 CERAMIC 0.1U K C5133 303 358 8319 CERAMIC 1U K C1078 303 367 0410 CERAMIC 0.1U K C5134 303 358 8319 CERAMIC 1U K C1079 303 367 0410 CERAMIC 0.1U K C5136...
  • Page 147 KH7-XTC50L00 Electrical Parts List Key No. Part No. description Key No. Part No. description R2086 301 037 5017 MT-GLAZE 0.000 ZA 1/10W R1081 301 150 6212 MT-GLAZE 1K JA 1/10W R1082 301 162 4015 MT-GLAZE 560 JA 1/10W R2087 301 150 5918 MT-GLAZE 10K JA 1/10W R2088 301 264 1813 MT-GLAZE 1K FA 1/10W R1083 301 256 5317 MT-GLAZE 56K JA 1/10W...
  • Page 148 KH7-XTC50L00 Electrical Parts List Key No. Part No. description Key No. Part No. description L2001 945 086 7577 FILTER,EMI 400MHZ 307 209 1214 ZD UDZS-TE-176.2B L2002 945 086 7577 FILTER,EMI 400MHZ D5101 307 163 0414 DIODE 1SS352-(TPH3) L2003 945 086 7577 FILTER,EMI 400MHZ D5151 307 163 0414 DIODE 1SS352-(TPH3) L2004 945 086 7560 FILTER,EMI 200MHZ D5156 307 163 0414 DIODE 1SS352-(TPH3) L2006 945 086 7560 FILTER,EMI 200MHZ D5158 307 205 5216 DIODE RB521S-30-TE61...
  • Page 149 KH7-XTC50L00 Electrical Parts List Key No. Part No. description Key No. Part No. description 305 015 8925 TR 2SC2812-L7-TB C5081 403 455 1616 CERAMIC 10U K 305 163 1615 TR 2SC2812N-L6-TB0 C5082 303 367 0410 CERAMIC 0.1U K 305 173 9816 TR 2SC3928A1R C5083 303 396 5516 ELECT 470U M 305 173 9915 TR 2SC3928A1S C5087 303 358 8319 CERAMIC 1U K Q5056 305 014 4512 TR 2SC2412K T146 R C5089 303 398 4111...
  • Page 150 KH7-XTC50L00 Electrical Parts List Key No. Part No. description Key No. Part No. description COIL COIL L5051 945 033 7964 INDUCTOR,47U M L3001 945 073 6408 IMPEDANCE,100 OHM - L5052 945 033 7964 INDUCTOR,47U M L3002 945 073 6408 IMPEDANCE,100 OHM - L6011 945 037 4792 INDUCTOR,100U M L3003 945 073 6408 IMPEDANCE,100 OHM - L6012 945 041 1978 INDUCTOR,330 OHM L3004 945 086 6037 IMPEDANCE,330 OHM P L3006 945 086 6037 IMPEDANCE,330 OHM P...
  • Page 151 KH7-XTC50L00 Electrical Parts List Key No. Part No. description Key No. Part No. description 610 341 8292 ASSY,PWB,R/C FRONT&TOP 305 173 9816 TR 2SC3928A1R 305 173 9915 TR 2SC3928A1S CAPACITOR CAPACITOR C2821 303 398 4111 ELECT 47U M C9701 303 298 9612 CERAMIC 0.1U K 303 421 8710 ELECT 47U M C9702 303 401 4312 ELECT 47U M C2822 303 157 6615 CERAMIC...
  • Page 152 KH7-XTC50L00 Electrical Parts List Key No. Part No. description Key No. Part No. description R7653 301 150 6014 MT-GLAZE 0.000 ZA 1/10W DIODE D7651 645 098 0428 UNIT,PHOTOINTERRUPTER CAPACITOR C8741 403 471 0112 CERAMIC 0.1U K C8742 303 155 1612 CERAMIC 33P J C8743 303 155 1612 CERAMIC 33P J C8744 303 155 1612 CERAMIC 33P J RESISTOR R8744 301 255 6513...
  • Page 153 KH7-XTC50L00 Electrical Parts List Key No. Part No. description Key No. Part No. description -153-...
  • Page 154 SANYo electric co., Ltd. (KH7AL) Jan./ 2009 DC 200 Printed in Japan...

  • Page 155: Diagrams & Drawings

    PLC-XTC50L KH7-XTC50L00 these schematic diagrams and printed wiring board drawings are part of the service manual original for chassis No. KH7-Xtc50L00 model PLc-Xtc50L. File with the service manual No. SM5111028-00 Note: All the information of part numbers and values indicated on these diagrams are at the beginning of production.

  • Page 156: Parts Description And Reading In Schematic Diagram

    KH7-XTC50L00 Parts description and reading in schematic diagram 1. The parts specification of resistors, capacitors and resistor reading coils are expressed in designated code. Please check Example 1/2 D J 10K B the parts description by the following code table. 2.
  • Page 157 KH7-XTC50L00 Pin description of diode, transistor and IC ● diode ● transistor/Fet ● Ic...

  • Page 158: Note On Soldering

    Note on Soldering do not use solder containing lead. Solder This product has been manufactured using lead-free Use solder with the metal content and composition ratio solder 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 which do not meet these conditions.
  • Page 159 SW902 SW901 Schematic 1AV4S40B0150N 1AV4S40B0150N SW902B EP42P-100 SW902B SW901B EP42P-100 SW901B CONTROL 81M81K5R0 81M81K5R0 81M81K5R0 81M81K5R0 NETWORK JOINT SS5V_LED Diagrams FOR LP902 FOR LP901 THERMAL PROTECTOR SHUTTER THERMAL PROTECTOR (Blue) S3.3V_PW A902 D2857 (SET TO OPEN AT 100+/-5°C) SMLE12BC7TG SW6803 (SET TO OPEN AT 100+/-5°C) DOWN S10B3530G...
  • Page 160 14V_AUD 14V_AUD 5V_AUD R5051 R5098 R5099 NTH01 NTH02 Q5051 1/10GJ10KC 1/10GZ0.0 1/10GZ0.0 C5082 C5081 SCREW_14 SCREW_14 R5053 KK0.1GQ 16KK101G 1/10GJ10KC C5052 AUDIO AMP. P1_B-GND 8 9 10 11 12 13 14 8 9 10 11 12 13 14 C5051 C5083 (AUDIO-OUT_DET: HIGH) AUDIO-OUT_DET 16EM4701V...
  • Page 161 <INPUT1&2 RGB/YCbCr/CVBS BUFFERS> MAIN-AV Connector L2262 VS_ADFRT L3CT221PG 3.3V_AD 3.3V_ADA HS_ADFRT S5V_ALG <FROM:IC291> BUFFER L2263 CLK_ADFRT C203 <FROM:IC2261> L3CT221PG R208 6.3KK10MB 3.3V_ADD J11CYC00G 1/16GZ0A RP_ADFRT[0] ;6.3KK10BA D2201 L2264 1SS352G RB2201 RB2202 RP_ADFRT[1] C204 L3CT221PG R1JA4704G R1JA4704G P-FAIL_S3.3V 3.3V_ADX 16KK0.1MN ;R1EB4704G ;R1EB4704G RP_ADFRT[2] R211...
  • Page 162 R4701 FPGA_FLASH <TO:IC801> IC1311 IC1331 S3.3V_PW R4703 EDD2516AETA R1311 EDD2516AETA PW_ICE <TO:IC801> 1/16GD1.2KA K4701 S2.6V_PW S2.6V_PW S1.3V_REF S2.6V_PW R1312 1/16GD1.2KA C1313 C1333 16KK0.1MN 16KK0.1MN MD[8] MD[7] MD[24] MD[23] DQ15 DQ15 C1314 C1334 16KK0.1MN 16KK0.1MN R4729 VDDQ VSSQ VDDQ VSSQ MD[9] MD[6] MD[25] MD[22]...
  • Page 163 IC403 3.3V TC7SZ125FU C472 10KK1MN IC402 <FROM:L402> R456 DB_SHSCLK TC7SZ125FU 3.3V_GA R451 <TO:IC501> R408 <TO:IC501> C471 RST_GAM_PW 16KK0.1MN <FROM:IC301> R401 R452 1/16GZ0A 1/16GZ0A IC501 R419 C401 1/16GJ10KA DB_1[0-9] 10KK1MN S&H R420 DB_2[0-9] 1/16GZ0A RESET_DG RESET_DG R410 <TO:IC501,IC531,IC561> R402 1/16GJ100A IC401 SDATA_DG C402 KS_DVS...
  • Page 164 (RED) (BLUE) <FROM:IC1423> <FROM:IC1423> IC401 IC401 DIGITAL DIGITAL ENHANCER ENHANCER L501 L502 L561 L562 3.3V_SH_B 15V_SH_B 3.3V_SH_R 15V_SH_R L3561 L26B3470G L26B3470G L3501 L26B3470G L26B3470G L26B3470G 15V_PNL_R L26B3470G 15V_PNL_B 3.3V 15V_PNL 3.3V 15V_PNL 15V_PNL 15V_PNL C507 C509 C511 C508 C567 C569 C571 C568 6.3EM1001X...
  • Page 165 <SUPER STANDBY SYSTEM(CPU, LED, KEY, RC)PART> <DC/DC REGULATION PART> <TEMPERATURE SENSORS> <FROM:IC5674> S3.3V_PW IC4591 POWER LAMP TEMP. SENSOR PQ1LAX95MSPQ C8823 16KK0.1MN R4599 1/16GD10KA J10EG045G (AC) <FROM:IC5674> R8821 J11UP320G L6821 L3BE331PG 1/16GD220KA S3.3V_PW R8841 D8821 9850S-32Y939 C4596 R4594 <FROM:IC4591> C6821 <FROM:IC5691> <TO:IC301>...
  • Page 166 <COOLING FAN MOTOR DRIVE PART> <LENS ADJUSTING DRIVE PART> IC7971 <DRIVE SYSTEM OF PWM CONTROLED COOLING FAN> C7971 M62393FP 6.3EM1001X C7972 ;6.3EM100QQ 16KK0.1MN <FROM:IC4601> 5V_CTL S16V C7791 L7981 C7708 L2PF2R2MG 25EM1001X 25EM1001X C7702 R6531 C6531 ;25EM100LM 25KK1GQ ;25EM100LM 1GJ10 S16V ;25KK11D C7981 FN06V...
  • Page 167 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. Do not touch the part on hot side (primary circuit) or both parts on hot and cold coNtroL (SIde:A) sides (secondary circuit) at the same time.
  • Page 168 LAMP MAIN (SIde:A) RELAY CONTROL BALLAST FRONT&TOP “K97D” “K68A” UNIT “K28B” RC_VOUT K4501 C3701 C6821 C3703 C4540 L4542 L3704 D2701 C8046 R4512 L3703 L8061 D2702 R2704 R6828 C4504 R2706 R2707 R2702 R4517 L2701 R4554 R4556 R4565 C2701 IC4503 D6833 Q4512 IC2701 Q4511 C4506...
  • Page 169 MAIN (SIde:B) R5673 C5679 C5673 R5671 C4522 TP8125 IC4502 R5631 Q5671 TP8130 R5658 C4508 C5656 C5655 C4523 R5654 R5653 R5661 R5656 C5654 R5657 C5653 D8001 R5664 Q4516 R5663 C5671 R4533 D8002 C4507 D8003 R4524 IC5662 C5661 D8004 C5662 C4531 R4544 IC5661 R5637 C5663...
  • Page 170 A/V (SIde:A) NetWorK JoINt (SIde:A) MAIN MAIN “K8X” “K8Y” K20A K30A C2091 C2093 C2089 R2086 C2084 D2086 D2083 C2087 IC2081 Q2081 R2089 C2088 R2083 C3034 R5124 R3038 IC3021 R5154 D5151 C2092 R3039 R2062 C5152 R2088 C2062 R2091 R1096 R3041 Q5152 R2063 R1099 C2086...
  • Page 171 A/V (SIde:B) NetWorK JoINt (SIde:B) K10C K10A R1054 K10E R1038 K10G R1042 R4002 C1081 K10B Q1071 K30B K10F R1076 Q1073 A30C5 R2008 A30C5 SOLDER_SIDE K10D K10J K10H K10K Ac FILter (SIde:B) C611 C608 r/c reAr (SIde:B) C606 L601 C601 C603 L602 VA601 C602...
  • Page 172 reLAY (SIde:A) reLAY (SIde:B) AudIo (SIde:A) R6021 R6023 C6011 R6013 R6024 C6021 C6017 IC6011 R6022 R5094 LP902 R6026 R5096 L6011 C6018 R6014 C6016 R5093 C6013 R6016 R6017 R6012 IC5053 FOR LAMP2 R5099 SPEAKER(R) “K20B” C5083 SP902 C5071 L5051 K97C K97C A30C5 C5066 C5067...

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