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C1 C2

C1
C2

Index

1 2

Index

1 2

(IN)

(OUT)

(GND)

Index

1 N

RESET

GND

Vdd

K: Cathode
A: Anode

C: Collector
B: Base
E: Emitter

D: Drain
G: Gate
S: Source

●

Diode

●

Transistor/FET

●

Index

2. DIODE, TRANSISTOR AND IC PINS

Part 6: Electrical Diagrams

6-3

●

Diodes

●

Transistors/FETs

●

FET

Содержание LV-S3E/D78-5423

Страница 1: ...L English Edition LV S3U D78 5422 LV S3E D78 5423 By Portable Document Format 1 General 0 PREFACE 2 Repair 3 Adjustment 4 Troubleshooting 5 Electrical Diagrams 5 Parts Catalog 6 Electrical Diagrams DY8 1785 421 500 ...

Страница 2: ...CANON Multimedia Projector LV S3U D78 5422 LV S3E D78 5423 SERVICE SMANUAL ...

Страница 3: ... local law Trademarks The product names and company names described in this CD ROM are the registered trademarks of the individual companies Copyright Canon Inc retains the copyright to all data contained on this CD ROM Reproduction publication including on the World Wide Web alteration translation into another language or other use of the data in whole or part contained on this CD ROM without the...

Страница 4: ...3 Adjustment Provides information for disassembly reassembly and adjustment of the product to assure precision of the products about the tools required and their application Part 4 Troubleshooting Part 5 Parts Catalog Part 6 Electrical Diagrams 2 Model Differences In this series of products there are models suffixed J U and E The only differences between the models are cosmetic mainly the designat...

Страница 5: ...arks Digital Multi meter Commercially DC1mmV 500V Electrical Adjustment available Video Signal Generator Commercially Color Bars and Gray Electrical Adjustment available Scale Computer Signal Commercially Gray Scale Electrical Adjustment Generator available or personal computer Oscilloscope Commercially 100MHz response or Waveform Checks and available over Electrical Adjustment Description Tool No...

Страница 6: ... 4 Mechanisms and Systems 1 8 3 5 Connectors 1 9 4 ACCESSORIES 1 10 4 1 Principal Accessories 1 10 4 2 Replacement Parts 1 10 4 3 Opitional Parts 1 10 5 PRECAUTIONS 1 11 6 DESCRIPTION 1 12 6 1 Optics 1 12 6 2 Images 1 13 6 3 Image Signals 1 13 6 4 Mechanisms and Systems 1 13 6 5 Design 1 14 Part 2 Repair Information 1 SAFETY INSTRUCTIONS 2 1 2 CIRCUIT PROTECTIONS 2 2 2 1 Fuse 2 2 2 2 Thermal Switc...

Страница 7: ...3 5 LCD PANEL PRISM ASS Y REPLACEMENT 2 14 5 1 LCD Panel Prism Ass y Removal 2 14 5 2 LCD Panel Prism Ass y Attachment 2 14 6 CLEANING 2 15 7 LAMP REPLACEMENT 2 16 Part 3 Adjustment 1 ELECTRICAL ADJUSTMENTS 3 1 1 1 Adjustments after Parts Replacement 3 1 1 2 Service Adjustment Menu Operation 3 2 1 3 Service Adjustment Data Table 3 3 2 CIRCUIT ADJUSTMENTS 3 7 2 1 PC Pedestal Adjustment 3 8 2 2 PC G...

Страница 8: ...verter IC3571 M62392FP 4 9 2 5 Sub CPU IC1882 PIC12F675 4 10 2 6 Output Expander IC1801 TC74LCX574FT 4 10 2 7 Output Expander IC1802 TC74LCX574FT 4 10 2 8 Input Expander IC1811 TC74LCX541FT 4 11 3 WAVEFORMS 4 12 4 IC BLOCK DIAGRAMS 4 13 Part 5 Parts Catalog Part 6 Electrical Diagrams 1 PARTS DESCRIPTION AND READING IN SCHEMATIC DIAGRAM 6 1 2 DIODE TRANSISTOR AND IC PINS 6 3 Chassis Block Diagrams ...

Страница 9: ...Part 1 General Information ...

Страница 10: ...es Canon has developed a micro portable class model featuring compact and high brightness that will enable Canon to expand its market share 1 2 Product Overview The LV S3 the successor to the LV S2 is an SVGA micro portable class projector Incorporating Canon s original optical box and first 0 5 inch liquid crystal panels this B5 file size projector weighs just 2 2 kilograms 2 reduction in volume ...

Страница 11: ...ced by means of microlenses to boost condensing and a 160 watt UHP lamp Progressive scan Not only composite signals but also 480i 575i component signals are converted to progressive display resulting in high quality video playback And the newly designed image processing circuit delivers outstanding image quality 32 decibel Silent mode and Auto mode There are three lamp modes for brightness Normal ...

Страница 12: ...21 9mm 5 Zoom Focus 1 2 times manual operated zoom manual operated focus 6 Lens shift 9 1 fixed 2 4 Images 1 Brightness Normal 1250lm Marginal luminance ratio 85 2 Contrast ratio 300 1 100 white 100 black 3 Projection distance coverage 1 3 to 6 5m 100 type 3 2 to 3 8m 4 Projected screen size 34 type 0 69m 0 52m to 200 type 4 06m 3 05m 5 Electronic zoom 0 5 to 16 SVGA 6 Keystone correction Up down ...

Страница 13: ... Stereo mini pin jack 2 Audio input for image by RCA 1 or S connector 6 USB connector type B USB port 7 Service connector Connector used for servicing the projector 2 8 Ratings 1 Dimensions W 278mm D 213mm H 80mm See Outline Drawings 2 Weight 2 2kg 3 Power Source J 100V U 100 to 120V E 200 to 240V 50 60Hz 4 Power consumption Normal mode 244 Silent mode 169W 5 Noise Normal 32dB A Silent 32dB A 6 Op...

Страница 14: ...ollowing image modes are available according to the input type Standard This setting works with general computer and VCR video High contrast for computer input This mode brightens dark and mid range areas making the overall image appear brighter The High contrast Mode can reproduce entire images clearly even in brightly lit environments Cinema for video input This mode boosts dark areas improving ...

Страница 15: ... contrast images When this function is selected it automatically controls the picture signal output to maximize the whiteness and blackness levels of output images Progressive display Performs signal conversion when video image signals from interlace scanning are input and automatically provides progressive display Accommodates composite S video and 480i 575component signals Can be set to OFF L1 f...

Страница 16: ... dots fine sync horizontal position and vertical position Select Auto to automate these adjustments with just one touch Each item can also be adjusted manually When items cannot be completely adjusted automatically or in similar cases manual adjustment can be used for fine tuning Component video input Scanning system This product supports 1080i 1035i 720p 575p 575i 480p and 480i auto and manual se...

Страница 17: ...he lock on the adjustable feet with just one touch enables the leg to be retracted back inside the unit By using the keystone correction function described previously the trapezoidal distortion occurring during projection at an incline can be eliminated Audio Mute MUTE This function temporarily turns off the output to the speaker The projectors have a built in 0 8 watt speaker Audio from computers...

Страница 18: ...nalog RGB Component video SCART 2 RCA 1 Composite video 3 S connector min DIN 4 S Video Audio input 4 Mini pin jack Stereo for image inputs 1 5 Mini pin jack Stereo for image inputs 2 and 3 The built in speaker provides only mono output Control 6 USB connector type B USB port 7 Service connector Connector used for servicing the projector Others 8 Reset button Used to restart the projector when its...

Страница 19: ...om computers and other devices 4 2 Replacement Parts Canon s replacement lamp LV LP20 The LV LP20 is only ready for the LV S3 An indicator will light when the lamp should be replaced Recommended lamp replace time This time guarantees a 50 percent survival rate and a 50 percent brightness maintenance rate 4 3 Optional Parts SCART VGA cable LV CA3 Use when connecting to the video apparatus with SCAR...

Страница 20: ...ctor s light source Due to the characteristics of the mercury lamp it may burst because of deterioration over long use Should the lamp burst we recommend that you return the projector to the store where you purchased it to have the lamp replaced and the unit inspected Do not use the projector when tilted excessively Place the projector on surfaces with a horizontal slant of no more than 20 degrees...

Страница 21: ...e relationship between the throw distance and the screen size The projector displays correctly at screen sizes between 34 and 200 inches the quality of projections at other screen sizes is not guaranteed Internal optical system For the prism that engages in color composition a low volume cross prism is used to make the optical box compact To counteract heat sapphire bases are used for part of the ...

Страница 22: ...ent and so is not explained separately The LV 7555 7215 7210 and 5210 come with SCART input 6 4 Mechanisms and Systems Heat and noise countermeasures This projector is equipped with a main exhaust outlet on the front left and a secondary exhaust outlet on the back right The main exhaust outlet uses the air intake from the inlet on the back on the left to cool mainly the lamp and then exhausts the ...

Страница 23: ...oloring A new body color Frosty Pearl White was achieved with a two coat process in which the top coat is applied so that the base coat can be seen underneath This high quality transparent finish has excellent durability even under long term use Details The main exhaust outlet which is responsible for most of the heat and fan noise is positioned on the front away from people and the cover gives an...

Страница 24: ...Part 2 Repair Information ...

Страница 25: ...gh voltage parts Safety check after service Verify that service locations are not deteriorated and all removed screws parts and wires are installed in their original positions In addition perform the following test to ensure safety Insulation resistance test method Remove the plug from the electric outlet and press the power switch Using a 500V insulation resistance tester or a multimeter if any i...

Страница 26: ...here is the thermal switch SW902 inside of the projector to prevent the internal temperature rising abnormally When the internal temperature reaches near 100 C turn off the AC main power supply automatically The thermal switch is not reset to normal automatically even if the internal temperature becomes normal Reset the thermal switch following procedure Check the resistance between terminals of t...

Страница 27: ...iled Check the following possible causes and wait until stopping the WARNING indicator flashing Possible causes Air filter is clogged with dust particles Remove dust from the air filter by following instructions in the Air filter care and cleaning below Ventilation slots of the projector are blocked In such an event reposition the projector so that ventilation slots are not obstructed Check if pro...

Страница 28: ...r properly Make sure that the air filters are fully inserted RECOMMENDATION We recommend avoiding dusty smoky environments when operating the projector Usage in these environments may cause poor image quality When using under dusty or smoky conditions dust may accumulate on optical elements inside the projector The condition may degrade the quality of a projected image When the above symptoms are ...

Страница 29: ...ul not to damage the net Note 2 Side Panel attachment Note 2 Put the side panel in the cabinet with bowing it 3 2 Cabinet Top Removal 1 Remove 3 screws A S3x6 screw A S3x5 and 1 screw B M3x8 and then take the Cabinet Top upward off Part 2 Repair Information 2 5 The parts and screws should be placed exactly the same position as the original otherwise it may cause loss of performance and product saf...

Страница 30: ...ve 1 screw A T3x8 and 1 screw B M4x4 to take the Rear Panel ass y off 2 Remove 2 screws C T3x8 to take the Fan FN903 off Do not mistake a fan s installation direction 3 Remove 4 screws D T3x6 and take AV Board off Part 2 Repair Information 2 6 Fig 2 8 Fig 2 7 Main Board B C D C D D D AV Board Rear Panel FN903 A Spacer sheet ...

Страница 31: ...pward off making sure that the zoom lever is just under position Note As for the work a Lamp Holder was removed first is easier Remove a screw B that surrounded Fig 2 10 and two screws which show it in 14 page Lamp Holder removal then remove the Lamp Holder Part 2 Repair Information 2 7 Thermal SW SW902 Lamp Cover Spacer Thermal SW Cover Zoom Lever A A B B B B B B Optical Unit Lamp Cable Cover len...

Страница 32: ...eet and the shield plate on the Power Board 2 Remove 1 screw B M3x8 2 screws C T3x8 and 1 screw D M4x4 to take the Power Unit and the Fan FN906 off 3 Take the Fan FN906 from the Holder by pulling it Do not mistake a fan s installation direction 4 Remove 3 screws E T3x6 to take the Power Unit off Notes You can remove the connectors on the Power Unit after the Lamp Ballast Unit removal Part 2 Repair...

Страница 33: ...the Lamp Ballast Unit off 4 Remove 3 screws D T3x6 to take the Filter Board off 3 10 FN904 Removal 1 Remove 2 screws A T3x8 to take the Fan FN904 ass y off 2 Remove 2 screws B M3x30 to take the Fan FN904 off from the Fan mounting base Part 2 Repair Information 2 9 A B B C C D D D Lamp ballast Board Spacer Sheet Holder Filter Board Shield Plate Spacer Sheet A A B B FN904 Ass y FN904 Holder xxxx Fig...

Страница 34: ...Remove 1 screw D T3x8 to take the Sensor Board off 3 12 FN901 and Lamp Cover SW Removal 1 Remove 1 screws A M4x4 washer to take the shield plate off 2 Remove 2 screws B T3x8 to take the Fan FN901 and the duct off 3 Remove 2 screws C T3x8 to take the SW Board and the spring off Part 2 Repair Information 2 10 A B C C D FN902 FN905 Sensor Board FN901 Spring Duct B B C C Earth Plate SW Board A Shield ...

Страница 35: ...the Mechanical Disassemblies 4 1 Lamp Holder Removal 1 Remove 2 screws to take the Lamp Holder off 4 2 Projection Lens Ass y Removal 1 Remove 3 screws to take the Projection Lens ass y off Part 2 Repair Information 2 11 Fig 2 17 Fig 2 18 Optical Unit Box Lamp Holder Projection Lens and Panel Prism Ass y Optical Unit Box ...

Страница 36: ...ed So it cannot be removed separately 4 4 Optical Unit Top Removal 1 Remove 6 screws to take the Optical unit top off Fig 2 20 Fig 2 19 Polarized glass_Red Polarized glass _Green and Blue Polarized glass sticked on Condenser lens R Polarized glass with mounting holder Optical Unit Box R B G Screw Polarized glass_Red Polarized glass_Blue Polarized glass_Green Screw Optical Unit Base Screw ...

Страница 37: ...in figure below Part 2 Repair Information 2 13 1 Integrator lens IN 2 Mirror W 3 Integrator lens OUT 4 PBS polarizing beam splitter 5 Condenser lens IN 6 Dichroic mirror B 7 Dichroic mirror G 8 Relay lens IN 9 Mirror R 10 Relay lens OUT 11 Condenser lens R 12 Condenser lens G 13 Condenser lens B 14 Mirror B Key No Description 14 12 3 1 2 4 9 13 6 11 5 7 8 9 Fig 2 21 10 ...

Страница 38: ...parately Do not disassemble the LCD Panel Prism Ass y These LCD panels are installed with precision at the factory When replacing the LCD panel should be replaced whole of the LCD panels and prism ass y at once After replacing LCD Panel Prism ass y please check the following adjustments Check the Condenser Lens Adjustment and Relay Lens Adjustment following to chapter Optical Adjustment Check the ...

Страница 39: ...ter 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 If dirt cannot be removed by air spray disassemble and clean the optical unit WARNING Use a commercial inert gas air spray designed for c...

Страница 40: ...The message Lamp replace counter reset is displayed Move the pointer to Yes and then press the SET button 3 Another confirmation dialog box appears and select Yes to reset Lamp Replace Counter Please refer to the owners manual for further information 7 Reset the Lamp Replace Counter see below explanation Allow a projector to cool for at least 45 minutes before you open Lamp Cover The inside of a p...

Страница 41: ...icate that lamp replacement is required The total lamp used time is calculated by using the below expression Total lamp used time Teco Tnormal 1 1 4 Teco used time in the Silent mode Tnormal used time in the Normal and Auto mode You can check the lamp replace counter following to below procedure 1 Press and hold the POWER button on the projector or the remote control unit for more than 20 seconds ...

Страница 42: ...Part 3 Adjustment ...

Страница 43: ...should be performed the re adjustments following to the Electrical Adjustments The data of lamp replacement monitor timer is stored in the IC1841 Please note that the lamp replace counter is reset when the memory IC IC1841 is replaced Lamp replace counter can not be set to the previous value Caution to memory IC replacement When IC1841 is replaced with new one the CPU writes down the default data ...

Страница 44: ...inter UP or DOWN button and change the data value by pressing the VOLUME or VOLUME button Refer to the Service Adjustment Data Table for further description of adjustment item no and data value To exit the service mode To exit the service mode press the POWER button on the projector or the remote control unit Fig 3 1 Computer 70 100 35 Service Mode TempA TempB TempC Fan1Speed Fan2Speed Fan3Speed 3...

Страница 45: ...o VPC3230 N A Note 1 N A 512 512 32 SubBright 480i 575i VPC3230 N A 199 N A 196 197 33 SubCont 480i 575i VPC3230 N A 25 N A 25 26 34 SubColor 480i 575i VPC3230 N A 31 N A 23 23 Note 2 480i the same as NTSC 35 SubColor 480i 575i VPC3230 N A Note 2 N A 29 29 575i the same as PAL 36 0 37 V Line Color Shading Correction Setting R1 L3E7070K0A 2 Vertical Line Color Shading Correction 38 V Line Color Sha...

Страница 46: ...A 0 0 103 DOR VPC3230 N A Note 1 N A 0 0 104 COR VPC3230 N A Note 1 N A 0 0 105 SGAIN VPC3230 N A Note 1 N A 15 15 106 YC Delay VPC3230 N A Note 1 N A 62 62 ADC 272 REDGAIN AD9883 70 N A 70 N A N A 273 GRNGAIN AD9883 70 N A 70 N A N A 274 BLUGAIN AD9883 70 N A 70 N A N A 275 REDOFST AD9883 60 N A 60 N A N A Pedestal Adjustment R 276 GRNOFST AD9883 60 N A 65 N A N A Pedestal Adjustment G 277 BLUOFS...

Страница 47: ...ical 50Hz PIXEL 384 N A 384 N A 345 Expand Ratio Vertical SCART PIXEL 5 N A For RGB SCART 346 Expand Ratio Horizontal SCART PIXEL 23 N A Progressive OFF 347 Position Horizontal SCART PIXEL 518 N A 348 Position Vertical SCART PIXEL 383 N A 349 Expand Ratio Vertical 60Hz PIXEL N A 2 N A For Video and S Video only 350 Expand Ratio Horizontal 60Hz PIXEL N A 17 N A Progressive ON 351 Position Horizonta...

Страница 48: ...Auto Grayscale white control start point 33 406 Auto Grayscale white control limit point 56 407 Auto Grayscale white control target point 0 408 Hi Contrast mode G Gamma shift difference 512 Difference from standard mode 409 Hi Contrast mode R Gamma shift difference 515 410 Hi Contrast mode B Gamma shif difference 514 411 Cinema mode G Gamma shift difference 512 412 Cinema mode R Gamma shift differ...

Страница 49: ...e white 100 and black 0 pattern 480i format and 480p format Picture control mode STANDARD mode unless otherwise noted Note Please refer to Service Adjustment Menu Operation for entering to the service mode and adjusting the service data Fig 3 2 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 s...

Страница 50: ...em no 277 and change data value to adjust the pedestal level and black level to be the same level Fig 3 3 2 2 PC Gain Adjustment 1 Receive the 16 step gray scale computer signal with COMPUTER IN RGB mode 2 Enter the service mode 3 Connect an oscilloscope to test point TPR1 and chassis ground 4 Select item no 7 and change data value to adjust waveform a to be minimum amplitude 5 Connect an oscillos...

Страница 51: ...minimum amplitude Fig 3 5 2 4 480p Pedestal Adjustment 1 Receive the 16 step gray scale component signal 480p format with COMPUTER IN COMPONENT mode 2 Enter the service mode 3 Connect an oscilloscope to test point TPG1 and chassis ground 4 Select item no 276 and change data value to adjust the pedestal level and black level to be the same level 5 Connect an oscilloscope to test point TPR1 and chas...

Страница 52: ... and change data value to adjust waveform a to be minimum amplitude Fig 3 7 2 6 480i Gain Adjustment 1 Receive the 16 step gray scale component signal 480i format with COMPUTER IN COMPONENT mode 2 Enter the service mode 3 Connect an oscilloscope to test point TPR1 and chassis ground 4 Select item no 7 and change data value to adjust waveform a to be minimum amplitude 5 Connect an oscilloscope to t...

Страница 53: ...ce to the 50 whole white composite video signal with Video Video mode 5 Select item no 16 and change data value to make the reading of luminance meter to be B 22 Note If the Luminance meter is not equipped it is not required to perform these readjustments and set data value of item no 16 to be initial data 512 2 8 Common Center Adjustment 1 Receive the 16 step gray scale computer signal with COMPU...

Страница 54: ...e 16 step gray scale video signal with Video Video mode 2 Enter the service mode select item no 17 Red or 18 Blue and change data values respectively to make a proper white balance Confirm that the same white balance is obtained in video and computer input 2 10 Note On White Uniformity Adjustment If you find the color shading on the screen adjust the white uniformity by using the Color Shading Cor...

Страница 55: ...g base which you intend to adjust 2 Turn the polarized glass mounting base as shown in Fig 3 9 to obtain the darkest brightness on the screen 3 Tighten the screw A to fix the polarized glass mounting base Repeat steps 1 to 3 for remaining polarized glasses Do not disconnect connectors K8A K8B K8H K48K K48L K66A K66B K66C K66D K66E and K66F on the main board because the projector can not turn on du...

Страница 56: ...e color uniformity in green by using a slot screwdriver 2 If the shading appears on the top or bottom of the screen as shown in Fig 3 12 loosen 2 screws C with the 2 0mm hex driver and adjust the slot D to make color uniformity in green by using a slot screwdriver 3 Tighten screws A and C to fix the Condenser lens unit Note The relay lens adjustment must be carried out after completing this adjust...

Страница 57: ...driver and adjust the slot B to make color uniformity in white by using a slot screwdriver 2 If the cyan bar appears on the top or bottom of the screen as shown in Fig 3 14 loosen 2 screws C with the 2 0mm hex driver and adjust the slot D to make color uniformity in white by using a slot screwdriver 3 Tighten the screws A and C to fix the relay lens unit Part 3 Adjustment 3 15 Fig 3 13 a b White M...

Страница 58: ...S TP6202G TP6202B IC5302 TP6202R TE101 TP103 TEGFBK TPVVS IC101 K8W TE301 K8V K8G 1AA4B10C3650A K8A IC301 K25G K8F K25B TPRESET TPG1 TPDVS K25R TPDHS K8E IC3561 IC3551 TPB1 IC3571 IC501 K66A K66B IC401 IC531 TEGND2 K8H IC561 TPR1 TP2561 IC9401 IC3501 TP2531 TPVHS IC8201 TPG1 TPB1 TPR1 Main board ...

Страница 59: ...Part 4 Troubleshooting ...

Страница 60: ...ashing and then try to turn on the projector The internal temperature is monitored by sensor ICs IC8821 on Sensor Board IC8801 and IC8802 on Main Board When the WARNING red indicator lights the symptom indicates that the projector detected an abnormality in the cooling fan operation or in the power supply secondary circuits Check fan operation and power supply lines and the driving signal status A...

Страница 61: ... on L is output from pin 4 of IC4801 via IC1881 and sent to Lamp Ballast Unit through SW8801 Lamp Cover SW TXL signal is output from pin 3 of IC1882 and sent to Lamp ballast Unit via IC1881 TXL signal is applied for lamp power control Lo Low power Hi High power RXL signal Lamp status signal is output from Lamp Ballast Unit and sent to pin 4 of IC1882 via IC1881 then LAMP_ERR signal is output from ...

Страница 62: ...oprocessor inside the projector may occasionally malfunction and does not allow any controls In this case press the reset switch on the rear panel with a sharp tool to restart the projector Fig 4 2 Part 4 Troubleshooting 4 3 ...

Страница 63: ...nal of the source without H V sync signals is output from IC5201 and sent to IC5301 and IC5302 then sync separated signals are sent to IC301 through IC5303 PC AV_SW signal is applied on IC5303 output from pin 14 of IC3551 for selecting sync signals Check H V_SYNC signal at test points TPGHS TPGVS No picture with Computer RGB input source Check PC source selecting stage RGB Scart signals are sent t...

Страница 64: ...format are sent to IC101 directly Component signals 480p 575p format are selected at RIN2 GIN2 BIN2 of IC5201 and other HDTV format signals are selected at RIN1 GIN1 BIN1 of IC5201 and then sent to IC8201 Check IC5201 IC8201 IC101 and peripheral circuit Sync signals of 480i 575i format signal are output from IC101 Sync signals of other format signals are output from IC5302 Check H V_sync signal at...

Страница 65: ... pin 2 of IC5002 sent from pin 13 of IC3551 Check 5V_AUD power supply line Is the audio signal observed at pins 5 and 8 of IC5003 Yes No Check audio output circuit Check speaker connection of the terminal K8F Q5002 Q5006 Q5003 Q5001 Q5004 12 10 2 1 14 1 5 3 3 8 12 13 12 5 13 Mute H Mute L K8F K50B K10E P_SCLK2 P_SCDA2 AUD_PC AV_SW VOLUME MAIN BOARD AV BOARD IC5003 AMP LM4865M IC5002 VOLUME BA7655A...

Страница 66: ...e Enable Output O 119 Port F7 IRRCVR1 IR Receiver Input 1 Not used I 182 Port F6 IRRCVR0 IR Receiver Input 0 I 47 Port F5 RXD I 182 Port F4 TXD O 189 Port F3 CS0 I O Expander Chip Select Output O 55 Port F2 CS1 I O Expander Chip Select Input O 207 Port F1 DCLKEXT D port Clock External Input Not used I 257 Port F0 MCLKEXT Memory System Clock Input Not used I 194 A19 A19 Address Bus 19 63 A19 A18 Ad...

Страница 67: ...ernal Oscillator Enable Enable Input set H I 290 MODE2 MODE2 Reserved set L I 248 MODE1 MODE1 Internal MCLK PLL Enable Input set H I 232 MODE0 MODE0 Internal DCLK PLL Enable Input set H I Pin No Name Function Name Function Polarity I O Note Other functions except for system control are not listed 2 2 IIC Bus D A Converter IC3551 M62393FP 1 R Reset Input I 2 SCL P_SCK2 IIC BUS SCL I 3 SDA P_SDA2 II...

Страница 68: ...Slave address setting port 2 Vdd I 23 CS1 Slave address setting port 1 Vdd I 24 CS0 Slave address setting port 0 Vdd I Pin No Name Function I O 2 4 IIC Bus D A Converter IC3571 M62392FP 1 R Reset input I 2 SCL P_SCK2 IIC BUS SCL I 3 SDA P_SDA2 IIC BUS SDA I O 4 A07 Not used O 5 A08 Not used O 6 A09 Not used O 7 A10 Not used O 8 A11 Not used O 9 A12 Not used O 10 VrefL DAC Lower Reference Voltage i...

Страница 69: ...14 Q5 LAMP_LED Lamp Replace LED Replace H O 15 Q4 TEMP_LED Warning Temperature LED Warning H O 16 Q3 PWR_LED AC Power LED ON H O 17 Q2 KO3 KEY Scan Output O 18 Q1 KO2 KEY Scan Output O 19 Q0 KO1 KEY Scan Output O 20 Vdd Power Supply 3 3V Pin No Name Function I O 2 7 Output Expander IC1802 TC74LCX574FT 1 OE IO_ENB I 2 D0 D0 I 3 D1 D1 I 4 D2 D2 I 5 D3 D3 I 6 D4 D4 I 7 D5 D5 I 8 D6 D6 I 9 D7 D7 I 10 ...

Страница 70: ...13 KEY Scan Input I 5 A4 OPTION1 Option Resistor 1 I 6 A5 OPTION2 Option Resistor 2 I 7 A6 OPTION3 Option Resistor 3 I 8 A7 LAMP_ERR Lamp Error Input I 9 A8 S_SW S video Detection I 10 GND GND 11 Y8 D7 O 12 Y7 D6 O 13 Y6 D5 O 14 Y5 D4 O 15 Y4 D3 O 16 Y3 D2 O 17 Y2 D1 O 18 Y1 D0 O 19 OE2 IO_ENB 2 Enable L OE1 and OE2 I 20 Vdd Power Supply 3 3V Pin No Name Function I O ...

Страница 71: ...t 4 Troubleshooting 4 12 3 WAVEFORMS VIDEO IN TP103 IC101 75 Analog H SYNC TPGHS Analog V SYNC TPGVS Digital H SYNC TPDHS Digital V SYNC TPDVS NRS TP2531 TP2561 R S H OUT TPR1 G S H OUT TPG1 B S H OUT TPB1 ...

Страница 72: ...8 8 GIN GOUTA GIN GOUTB 2 1 MUX A D 8 8 8 BIN BOUTA BIN BOUTB 2 1 MUX HSYNC HSYNC 2 1 MUX VSYNC VSYNC 2 1 MUX SOGIN SOGIN COAST CLAMP CKINV CKEXT FILT SCL SDA A0 REF BYPASS DATACK HSOUT VSOUT SOGOUT SERIAL REGISTER AND POWER MANAGEMENT REF SYNC PROCESSING AND CLOCK GENERATION CLAMP CLAMP CLAMP AD9888 2 AN5870SB RGB SW G_Sync Separator IC5201 ...

Страница 73: ...Part 4 Troubleshooting 4 14 BA7078AF Sync Detector IC5301 BA9743AFV DC DC Converter IC371 ...

Страница 74: ...Part 4 Troubleshooting 4 15 LM4865 Audio Amplifier IC5003 PW168A Scaler Main CPU IC301 ...

Страница 75: ...Part 4 Troubleshooting 4 16 TA1370FG Sync Separator Frequency Counter IC5302 VPC3230D Video Decoder IC101 ...

Страница 76: ...Part 5 Parts Catalog ...

Страница 77: ......

Страница 78: ... LV S3J Multimedia Projector LV S3U REF NO D78 5421 LV S3E D78 5422 D78 5423 CONTENTS Page 1 Mechanical Parts 1 Page 2 Mechanical Parts 2 Page 3 Optical Assemblies Page 4 Optical Parts Page 5 Electrical Parts Page 6 Attached Parts ...

Страница 79: ...53 1 54 1 53 2 51 53 1 53 1 25 34 26 27 21 22 19 54 36 37 28 41 38 40 39 14 13 11 51 30 42 S1x4 S4x6 51x2 S3x4 S2 NS NS NS S1 S5 51 51 51x2 51x2 51x2 51 51x2 CANON LV S3J LV S3U LV S3E Page 1 REF NO D78 5421 D78 5422 D78 5423 LABEL1 LABEL2 Mechanical Parts 1 ...

Страница 80: ...CAP LENS 22 DY5 0469 000 C 1 COVER POWER SIDE 23 DY5 0470 000 C 1 DUCT PBS 24 DY5 0471 000 C 1 DUCT LCD FAN 25 DY5 0472 000 C 1 DUCT LAMP 26 DY5 0473 000 C 1 DUCT LCD 27 DY5 0474 000 C 1 COVER POWER TOP 28 DY5 0475 000 C 1 COVER BALLAST 29 DY5 0476 000 C 1 PAD BOTTOM COVER 30 DY5 0477 000 C 1 HOLDER SPEAKER 31 DY5 0478 000 C 1 HOLDER FAN FN903 32 DY5 0479 000 C 1 HOLDER FAN FN904 33 DY5 0480 000 C...

Страница 81: ...2 D78 5423 Mechanical Parts 2 2 16 9 12 8 7 1 24 3 10 18 4 15 5 17 6 23 31 29 33 35 32 53 1 54 1 53 2 51 53 1 53 1 25 34 26 27 21 22 19 54 36 37 28 41 38 40 39 14 13 11 51 30 42 S1x4 S4x6 51x2 S3x4 S2 NS NS NS S1 S5 51 51 51x2 51x2 51x2 51 51x2 LABEL1 LABEL2 ...

Страница 82: ... 0069 000 C 1 LABEL CAUTION LENS LABEL1 DY5 0533 000 C 1 LABEL CAUTION POWER SW LV S3J ONLY S1 DY4 5801 000 F 5 SCREW M3x6 S2 CY2 8232 000 F 1 SCREW M3x8 S3 DY5 0539 000 F 4 SCREW T2x4 S4 DY4 5802 000 F 6 SCREW T3x10 S5 DY5 0540 000 F 1 SCREW M4x4 PARTS LIST SYMBOL QTY REF NO NEW ...

Страница 83: ...70 63 61 62 S6x3 S2x2 S7x4 CANON LV S3J LV S3U LV S3E Page 3 REF NO D78 5421 D78 5422 D78 5423 Optical Assemblies ...

Страница 84: ...PTION REMARKS 61 DY5 0491 000 C 1 HOUSING LAMP 62 DY5 0492 000 C 1 PRISM LCD ASS Y 63 D78 5431 000 C 1 OPTICAL BOX ASS Y 70 YG7 2024 000 C 1 LENS ASS Y S2 CY2 8232 000 F 2 SCREW M3x8 S6 DY5 0541 000 F 3 SCREW M2 5x6 S7 XA1 7200 606 F 4 SCREW M2x6 PARTS LIST SYMBOL QTY ...

Страница 85: ...64 Red 65 66 67 63 68 Green 69 Blue 69 68 64 S11x3 CANON LV S3J LV S3U LV S3E Page 4 REF NO D78 5421 D78 5422 D78 5423 S10x6 S12x5 S13x8 Optical Parts ...

Страница 86: ...000 C 1 LENS INTEGRATOR IN 66 YN7 3002 000 C 1 LENS INTEGRATOR OUT 67 YN7 3004 000 C 1 PRISM PBS 68 DY5 0497 000 C 1 GLASS PL IN G 69 DY5 0498 000 C 1 GLASS PL IN B S10 XA9 1519 000 F 6 SCREW T3x8 BLACK S11 XB1 2250 507 F 3 SCREW M2 5x5 S12 X91 1736 010 F 5 SCREW M1 7x4 S13 XZ9 0555 000 F 8 SCREW M2 5x4 HEX PARTS LIST QTY SYMBOL ...

Страница 87: ...4 FN906 SP901 LP900 MAIN R C SENSOR SWITCH KEY POWER LAMP BALLAST LINE FILTER AV S4 S4 S8x2 S8x3 S1x4 51 S8 S8x2 S8x3 S8x4 51x2 S3x4 S5 S9x2 S8x2 F601 CANON LV S3J LV S3U LV S3E Page 5 REF NO D78 5421 D78 5422 D78 5423 Electrical Parts ...

Страница 88: ...00 D 1 FAN FN906 L901 DY5 0517 000 D 1 FERRITE CORE L901 LP900 DY5 0516 000 E 1 LAMP ASS Y LV LP20 SP901 DY5 0518 000 D 1 SPEAKER SW902 DY5 0519 000 D 1 SWITCH THERMAL 51 CY2 8329 000 F 3 SCREW T3x8 S1 DY4 5801 000 F 4 SCREW M3x6 S3 DY5 0539 000 F 4 SCREW T2x4 S4 DY4 5802 000 F 2 SCREW T3x10 S5 DY5 0540 000 F 3 SCREW M4x4 S8 DY4 5803 000 F 17 SCREW T3x6 S9 DY5 0542 000 F 2 SCREW M3x10 CABLE1 DY5 0...

Страница 89: ...PRESENT PRESENT ATION TION CANON LV S3J LV S3U LV S3E Page 6 REF NO D78 5421 D78 5422 D78 5423 1 1 1 2 1 3 See P1 2 3 1 3 2 4 5 6 Attached Parts ...

Страница 90: ...02 000 B 1 COVER BATTERY 2 DY5 0504 000 D 1 RECEIVER IR USB 3 1 DY5 0506 000 D 1 POWER CORD 100V LV S3J ONLY 3 1 DY5 0505 000 D 1 POWER CORD 120V LV S3U ONLY 3 1 DY5 0507 000 D 1 POWER CORD 240V LV S3E ONLY 3 2 CY2 8288 000 D 1 ADAPTER POWER PLUG LV S3J ONLY 4 CY2 8298 000 D 1 CABLE INTERFACE VGA 5 DY5 0500 000 C 1 BAG CARRYING 6 DY5 0499 000 C 1 STRAP LENS CAP QTY SYMBOL ...

Страница 91: ...5 0493 000 1 1 5 DY5 0454 000 1 4 68 DY5 0497 000 1 1 6 DY5 0455 000 1 4 69 DY5 0498 000 1 1 7 DY5 0456 000 1 6 6 DY5 0499 000 1 1 8 DY5 0457 000 1 6 5 DY5 0500 000 1 1 9 DY5 0458 000 1 6 1 1 DY5 0501 000 1 1 10 DY5 0459 000 1 6 1 3 DY5 0502 000 1 1 11 DY5 0460 000 1 6 1 2 DY5 0503 000 1 1 12 DY5 0461 000 1 6 2 DY5 0504 000 1 1 13 DY5 0462 000 1 6 3 1 DY5 0505 000 1 1 14 DY5 0463 000 1 6 3 1 DY5 0...

Страница 92: ...DY5 0529 000 1 5 MAIN DY5 0530 000 1 5 R C DY5 0531 000 1 5 SENSOR DY5 0532 000 1 2 LABEL1 DY5 0533 000 1 5 CABLE7 DY5 0534 000 1 2 5 S3 DY5 0539 000 8 2 S5 DY5 0540 000 2 3 S6 DY5 0541 000 3 5 S9 DY5 0542 000 2 4 S12 X91 1736 010 5 3 S7 XA1 7200 606 4 4 S10 XA9 1519 000 6 4 S11 XB1 2250 507 3 4 S13 XZ9 0555 000 8 3 70 YG7 2024 000 1 4 65 YN7 3001 000 1 4 66 YN7 3002 000 1 4 67 YN7 3004 000 1 QTY ...

Страница 93: ...Part 6 Electrical Diagrams ...

Страница 94: ...ble Rated voltage Excepting electric capacitors all capacitance values of less than 1 are expressed in uF and more than 1 are in pF Capacitor Reading Mark Material E Electrolytic P Electrolytic non polarized C Ceramic temperature compensation K Ceramic F Polyester N Polypropylene M Metalized polypropylene H Metalized polypromylar B Ceramic semiconductor G Metalized polyestel Y Composite film S Sty...

Страница 95: ... Example 1 2 D J 10K B Example 6 W K 8 2 Example 1 2 C K 1M Resistor Reading Characteristic Resistance value Tolerance See the table below Material See the table below Rated wattage W Note RResistor which is indicated with resistance value only are 1 6W carbon resistor Resistor which is indicated with material tolerance and value are 1 4W rated wattage Mark Material D Carbon N Metal film S Oxide m...

Страница 96: ...x Index 1 2 N 2 1 3 IN OUT GND 2 1 4 2 1 3 Index 1 N Index 1 N Index 1 N Index 1 N Index 1 N Index 1 N 2 1 3 1 2 3 2 1 3 RESET GND Vdd 5 3 D G S D G S K Cathode A Anode C Collector B Base E Emitter D Drain G Gate S Source Diode Transistor FET IC E1 C2 E2 C1 B2 B1 Index 2 DIODE TRANSISTOR AND IC PINS Part 6 Electrical Diagrams 6 3 Diodes Transistors FETs IC FET ...

Страница 97: ...C RESET SW RGB SCART Y Cb Cr 480i 575i RGB Y Cb Cr L R L R RGB H V Video Y C Audio RGB Component B G R IC5301 RGB_SYNC IC5302 YUV_SYNC IC1881 INVERTER IC1882 SUB CPU FAN CONTROL FANS LED POWER FAIL SYSTEM BUS IIC BUS SYSTEM BUS VIDEO RGB YUV IC5201 RGB SELECTOR IC301 MAIN CPU OSD De INTERLACE IC401 COLOR CORRECTION IC501 B PANEL DRIVER IC531 G PANEL DRIVER IC561 R PANEL DRIVER D SUB_15 UNIT_LAMP B...

Страница 98: ...VY VUV G_SYNC G_SYNC 480p 575p only Other sources H V H RGB SCART YUV 480i 575i RGB YUV VIDEO Y C GREF GCOAST GCLK GFBK CLAMP GVS IIC_2 IIC_1 VHS VVS VPEN VFIELD VCLK VHDREN IC5303 PC AV_SW S_SW FILT_480p 575p GVS GHS DR DG DB ROUT GOUT BOUT RO DHS DVS DCLK TPR1 SCLK SDATA IC3561 DAC M62398 IC3571 DAC M62398 IC3551 DAC M62393 IC1881 BUFFER 74LCX541 BO GO IIC_2 IIC_2 IIC_1 TPG1 TPB1 NRSA NRSB R G B...

Страница 99: ... V2 16 17 PC AV_SW VOL IC3551 DAC 14 15 AUD_PC AV 12 13 FILT_480P 5 CBAL_SW NRSA B FAN_CONT3 IC3561 DAC 18 19 4 6 FAN_CONT2 15 16 FAN_CONT1 14 REF_RGB KEY11 13 2 4 2 3 S_SW 9 LAMP_ERR 8 OPTION2 OPTION1 6 7 5 OPTION3 3 5 1 15 14 19 17 18 7 K8811 K48L K68C Always Available Always Available Standby off Standby off POWER LAMP_REP WARNING IC1811 BUFFER IC1814 BUFFER 3 2 D0 D15 A1 A21 SCLK SDATA_PW IC18...

Страница 100: ...MP BALLAST IC1871 COMPARATOR IC301 SYSTEM CONTROL IC8821 TEMP SENSOR SENSOR BOARD 12V 5V 5V FAN_SW FAN_CONT1 FAN_CONT2 FAN_CONT3 IC1802 EXPANDER IC3561 DAC IC1882 SUB CPU IC1881 INVERTER PC303 PC501 PC300 5V LAMP_POW LAMP_PWM FAN_ERR IC4801 NAND RXL TXL SCEL 5 1 4 3 CN300 15VB 375V IGNITOR K48L K8811 SW8801 K48K MAIN BOARD Power Fail L Power Fail L Fan Error L Stand by L Stand by L PWM Lamp On H P...

Страница 101: ...e following notes in servicing 1 Do 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 The grounding lead must be connected to the ground of the same circuit when measuring of voltages and waveforms CAUTION MAIN LAMP COVER SW SPEAKER INTAKE FAN INTAKE FAN INTAKE FAN EXHAUST ...

Страница 102: ...813 X R118 1 16GJ 560KC R5344 1 16GZ 0C R6218 X R9811 1 16G Z0C R9806 1 16GJ10C R9814 1 16GJ100C R9802 1 16GJ100C R142 1 16GZ0C R9812 1 16GJ 3 9KC R5311 1 16GJ10C R8209 1 16GZ0C R6253 1 16GJ 100C R9807 X R119 1 10GZ0 0 R9804 1 16GJ10C R8208 1 16GJ 100C R8213 1 16GZ 0C R6216 1 16GJ100C R9803 1 16GJ10C R8207 1 16GJ 10KC R9808 X R124 1 16GJ 100KC R5013 1 16GJ 10C R116 1 16GJ 100KC R5015 1 16GJ 100C R...

Страница 103: ...6GJ 10C R1842 1 16GZ0C R1822 X R1342 X R9879 X R1821 1 16GJ10C R334 1 16GJ10C R6857 X R1332 1 16GJ10C R1843 1 16GJ10C R9861 1 16GJ10C R6856 1 16GJ10C R6854 1 16GJ10C R6823 1 16GJ10C R6852 1 16GJ10C R6851 ICE_SW_OE ICE_SW_3 3V ICD_SW_CS ICE_SW_GND 25KZ 0 1GQFZ C1881 1 16GZ 0C R1888 X R1889 5V_MICROCHIP TOP_VIEW 1 GND 2 VDD2 5 3 XI 4 GRO7 5 GRO3 6 GRO0 7 GGE6 8 GGE3 9 GVS 10 GCLK 11 GFBK 12 GGO7 13 ...

Страница 104: ...2 1 16GZ0C R1443 1 16GZ0C R2568 1 16GZ 0C R3509 X R2517 1 16GJ 1 5KC R3584 1 16GJ100C R9402 X R2537 1 16GZ0C R2569 1 16GJ100C R3552 1 16GZ0C R2512 1 16GJ10C R436 1 16GJ100C R9412 1 16GJ10C R439 1 16GZ0C R9419 1 16GJ100C R534 1 16GJ10KC R9407 1 16GJ 2 2C R2522 1 16GZ0C R2576 1 16GJ100C R3562 1 16GJ10C R427 1 16GZ0C R547 1 16GJ 10KC R5611 1 16GZ0C R1468 1 16GZ0C R4816 1 16GZ0C R433 1 16GZ0C R539 1 1...

Страница 105: ...of voltages and waveforms CAUTION MAIN SIDE A R C SIDE A R C SIDE B L8 SOLDER_SIDE D5624 R5311 R5304 R4814 C5318 C4814 C4812 C5303 PB5 K66F K66D K48L 8 7 10 9 C5326 C5317 R8204 R6256 R5316 C8208 C8204 C8202 C6223 C6219 C5308 C5300 1 18 IC5301 1 14 20 19 K50A R5307 R8214 R8212 R6253 R119 R118 R117 R114 R113 R112 R111 R109 C8224 C8222 C8221 C8219 C8218 C6221 C6217 C143 1 2 20 19 L101 R8203 R8202 R62...

Страница 106: ...C5004 C5002 C2013 C2003 R2003 R2036 SC1041 SC1042 SC9801 SC9802 R2028 R2029 R2023 Q2002 Q1002 R5007 R5006 R2007 C2002 D1051 D1002 R5208 R5201 R1051 R1007 C1051 K20A K100G K10B K10A K30A K30B SW10A K20B K10C POWER INPUT MENU WARNING TEMP RED POWER LAMP RED LAMP REPLACE YELLO W 1AA4B10C3880A A SIDE 1 6 4 2 5 3 READY GREEN C2861 C2862 C2863 C2864 C2865 C2867 C2868 C2869 D2861 D2862 D2863 D2866 D2867 ...

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Canon LV-S3E/D78-5423, Руководство по обслуживанию

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