Canon LV-7545U Service Manual Download Page 121

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GND

VO16

VO15

VO14

VO13

GND

VO12

VO11

VO10

VO9

LCAS

UCAS

GND

RAS

VCC

VO8

VO7

VO6

VO5

VCC

VO4

VO3

VO2

VO1

VCC

6DB

VCC

VSS

SYS

C_IN

AFC

FSC_OUT

Y_IN

C_IN

ADDRES

CV_IN

APC

CS_IN

XTAL

YS2

R2_IN

G2_IN

B2_IN

VCC(Y/C)

Y2_IN

VB2_IN

CR2_IN

G1_IN

B1_IN

R1_IN

GND(Y/C)

VCC(SYNC)

YS1

CR_OUT

CB_OUT

Y_OUT

CLP

Y_IN

CB_IN

CR_IN

GND

YS3
SDA

SCL

YOUT

SCP

GND_D

C_IN

VDD_D

Y_IN

VBS

SYNCIN

CV_IN

VB1

COUT

VSS1

YOUT

VB2

FIL

VSS4

VDD4

FSC

TESTOUT

MODE1

SDA

SCL

TESTI3

VDD2

VSS3

VDD3

TESTI2

TEST

YCIN

VRB

VSS2

TESTI1

VDD1

VRT

BIAS

PAL

1VP-P

NTSC

PAL_C

NTSC_C

PAL_Y

NTSC_Y

PAL:LOW

NTSC:HIGH

&NTSC/PAL

S/BNC

NTSC/PAL

DVDD

MA8

MRAS

ACI

VRBC

VRTC

AVDD

VRTY

VRBY

VCLY

AYI

CBPY

AYO

ACO

CBPC

AVDD

DGND

KIL

LINE

TEST

CS1

ALTF

DYCO9

DYCO8

DYCO7

DYCO6

DYCO5

DYCO4

DYCO3

DYCO2

DYCO1

DYCO0

DVDD

NSTD

ST1

ST0

SDA

SCL

SLA0

RSTB

CLK8

DGND

CKMD

AVDD

RPLL

CPLL

FSCI

FSCO

AVDD

DVDD

HI0

HI1

HI2

HI3

DGND

HRST

HRCK

HWCK

HO0

HO1

HO2

HO3

DVDD

DGND

MIO0

MIO1

MIO2

MIO3

MIO4

MIO5

MIO6

MIO7

MIO8

MIO9

MIO10

MIO11

MIO12

MIO13

MIO14

MIO15

MOE

MWE

MCAS

MA0

MA1

MA2

MA3

MA4

MA5

MA6

MA7

DGND

VCC

GND

C3138TM

C3137

C3136

R2112

R2113

R2108

R3129

C144

R140

C141

C3134

Q3113

Q3112

C1145

R166

C152

Q151

R3160

R3161

C1142

Q3118

R3155

R3156

R3154

R3153

Q3117

Q3116

R3151

R3152

C2127

R3126

R3127

R3139

C142

R1127

Q1143

R1128

R2111

Q2101

Q2102

R2107

R2109

Q1141

R1123

R1121

R1122

R1125

R1124

R1126

Q1142

C143

R144

R142

R157

Q146

R3138

R3137

Q3103

R3147

R3149

R3148

R3145

R3146

R3144

R3143

R3142

Q3111

R3141

C3119

C3118

C3117

C3116

R3136

R3134

R3133

Q3302

Q3301

R3132

R3131

C3128

C3127

C3107

C3106

C3108

C3109

C3104

C3103

C3101

L3101

R3102

R3103

L3102

R3101

C3102

3101-11

R3104

R3106

R3107

C3111

C3112

C3113

C3114

R3108

R3111

R3112

R3113

R3114

R3116

R3117

L3103

R3118

R3119

R3121

R3122

C3121

3101-3

C3132

R3128

C3131

C3133

C3129

3101-43

C3123

C3124

R3123

X3101

R3124

C3126

C3122

C1141

C2123

C2122

C2119

R2106

C2121

C2117

C2118

L2116

C2116

R2103

R2104

L2103

L2102

C2109

C2114

C2113

C2111

C2112

R2101

R2102

C2108

L2101

C2103

C2104

C2107

C2106

C2102

C2101

Q145

R155

R143

Q141

L1151

R1114

C1163

C1164

L1161

C1165

R1115

R1116

R1117

Q1161

R1118

R156

R154

R1131

R1129

C1148

R1143

R1142

T1161

T1151

T161

GND2

C148

R141

C1104

C1111

C1101

D1161

L1133

C147

C1131

C1134

C1133

L1101

C1108

C1107

C1105

C1166

C145

C1127

L1131

R1112

C1119

Q1101

C1106

D1101

L1132

L1102

C1115

C1114

C1113

C1112

C1109

C1103

C1102

C1128

C1123

R1107

C1122

R1106

C1121

R1109

R1108

C1126

C1124

C1125

C1118

C1116

C1117

X1101

R1101

C1132

R165

Q149

R164

R163

Q148

C151

R162

R161

Q147

R159

C149

C165

R158

C146

Q142

R146

R145

R148

R151

R149

R152

Q143

Q144

R147

R153

R1144

Q1148

R1145

R1146

R1147

Q1149

R1149

R1152

R1151

C1149

L1141

R1148

Q1163

R1153

Q1151

R1154

R1141

Q1147

R1139

Q1146

R1136

R1138

R1165

R1137

Q1145

R1135

R1134

R1133

Q1144

R1132

C1147

C1146

C1143

C1144

R1113

R1111

R1105

R1104

R1103

R1102

C1162

C1161

100E

6.3VM

GQFZ

25KZ0.1

GQFZ

25KZ0.1

3.9KC

1/16GJ

6.8KC

1/16GJ

1KC

1/16GJ

10MC

1/16GJ

16EM10WR

2.7KC

1/16GJ

EM1D

CJ47CGQY

AKR

2SA1037

AKR

2SA1037

10WR

16EM

3.3KC

1/16GJ

6.8KC

1/16GJ

GQFZ

KZ0.01

2SC2412

100C

1/16GJ

1KC

1/16GJ

1KC

1/16GJ

100C

1/16GJ

2SC2412

100C

1/16GJ

1KC

1/16GJ

GQFZ

25KZ0.1

1/16GZ

1KC

1/16GJ

10DB

10PM

3.9KC

1/16GJ

2SC2412

10KC

1/16GJ

1KC

1/16GJ

2SC2412

1KC

1/16GJ

1KC

1/16GJ

2SA1037A

1/16GZ

1KC

1/16GJ

1KC

1/16GJ

1/16GZ

2SA1037A

GQFZ

25KZ0.1

1KC

1/16GJ

15KC

1/16GJ

1KC

1/16GJ

2SC2412

100C

1/16GJ

2SC2412

560C

1/16GJ

1KC

1/16GJ

1.5KC

1/16GJ

1.5KC

1/16GJ

1KC

1/16GJ

560C

1/16GJ

1KC

1/16GJ

1.5KC

1/16GJ

AKR

2SA1037

560C

1/16GJ

47WM

6.3EM

GQFZ

25KZ0.1

GQFZ

25KZ0.1

47WM

6.3EM

1KC

1/16GJ

1KC

1/16GJ

1.2KC

1/16GJ

2SC2412

82KC

1/16GJ

27KC

1/16GJ

GQFZ

25KZ0.1

GQFZ

KZ0.01

MZFY

0.47

16KZ

47WM

6.3EM

47WM

6.3EM

MZFY

16KZ0.47

GQFZ

KZ0.01

GQFZ

25KZ0.1

GQFZ

25KZ0.1

0.0

1/10GZ

6.8KC

1/16GJ

0.0

1/10GZ

1/16GZ

GQFZ

0.1

25KZ

NT1

100C

1/16GJ

100C

1/16GJ

1/16GZ

GQFZ

25KZ0.1

GQFZ

25KZ0.1

GQFZ

25KZ0.1

4.7D

25EM

1/16GZ

1/16GZ0C

1/16GZ

1/16

000

1/8GZ

1/16GZ0C

CGQY

CD8

NT1

EM2.2D

2.2KC

1/16GJ

GQBY

0.022

GQBZ

KK1000

GQFZ

25KZ0.1

NT1

GQFZ

KZ0.01

0.47D

4.7KC

1/16GJ

V10B5050G

1/16GZ0C

GQFZ

25KZ0.1

GQFZ

25KZ0.1

GQFZ

25KZ0.1

GQFZ

KZ0.01

GQFZ

KZ0.01

GQFZ

25KZ0.1

330C

1/16GJ

680CGQY

25CJ

47WM

6.3EM

GQFZ

25KZ0.1

101JG

L2A5

GQFZ

25KZ0.1

100C

1/16GJ

100C

1/16GJ

470JG

L2A5

470JG

L2A5

GQFZ

25KZ0.1

47WM

6.3EM

47WM

6.3EM

GQFZ

25KZ0.1

3.9KC

1/16GJ

1/16GZ

1DB

100WM

6.3EM

GQFZ

25KZ0.1

GQFZ

KZ0.01

GQFZ

KZ0.01

GQFZ

KZ0.01

GQFZ

KZ0.01

2SC2412

1KC

1/16GJ

1KC

1/16GJ

2SC2412

3R3MG

L2PD

820C

1/16GJ

CJ22CGQY

120JG

L2A5

CGQY

CJ22

6.8KC

1/16GJ

1KC

1/16GJ

1037AKR

2SA

100C

1/16GJ

100C

1/16GJ

47KC

1/16GJ

56KC

1/16GJ

GQFZ

25KZ0.1

47KC

1/16GJ

56KC

1/16GJ

F30B2820G

GQFZ

10KZ1U

22KC

1/16GJ

100WM

6.3EM

GQFZ

25KZ0.1

1SS355

1/10GZ0.0

47WM

16EM

GQFZ

10KZ1U

GQFZ

10KZ1U

GQFZ

10KZ1U

L2PD3R3MG

GQFZ

25KZ0.1

GQFZ

25KZ0.1

16EM10WR

PM1DB

GQFZ

10KZ1U

1UGQFZ

10KZ

L2PD100KG

100C

1/16GJ

GQFZ

25KZ0.1

2SC2412

GQFZ

25KZ0.1

1SS355

7JG

L2A54R

100WM

6.3EM

GQFZ

25KZ0.1

GQFZ

25KZ0.1

GQFZ

25KZ0.1

GQFZ

25KZ0.1

GQFZ

25KZ0.1

GQFZ

25KZ0.1

GQFZ

25KZ0.1

GQFZ

25KZ0.1

470C

1/16GJ

CGQY

CJ390

470C

1/16GJ

GQFZ

25KZ0.1

4.7KC

1/16GJ

1/16GZ0C

47WM

6.3EM

GQFZ

25KZ0.1

GQFZ

25KZ0.1

CJ22CGQY

V10B5020G

470C

1/16GJ

100WM

6.3EM

4.7KC

1/16GJ

2SC2412

470C

1/16GJ

2.2KC

1/16GJ

1037AKR

2SA

GQFZ

10KZ1U

1KC

1/16GJ

47KC

1/16GJ

2SC2412

220KC

1/16GJ

1DB

GQBZ

KK1000

220C

1/16GJ

GQFZ

25KZ0.1

2SC2412

3.3KC

1/16GJ

390KC

1/16GJ

100C

1/16GJ

680C

1/16GJ

1KC

1/16GJ

2.7KC

1/16GJ

2SC2412

2SA1037A

5.6KC

1/16GJ

1KC

1/16GJ

1KC

1/16GJ

1037AKR

2SA

1.8KC

1/16GJ

680C

1/16GJ

2.7KC

1/16GJ

2SC2412

680C

1/16GJ

390C

1/16GJ

220C

1/16GJ

1037AKR

2SA

47C

1/16GJ

1037AKR

2SA

1KC

1/16GJ

1KC

1/16GJ

1037AKR

2SA

47C

1/16GJ

1037AKR

2SA

220C

1/16GJ

510C

1/16GJ

680C

1/16GJ

2SC2412

2.7KC

1/16GJ

680C

1/16GJ

1.8KC

1/16GJ

1037AKR

2SA

1KC

1/16GJ

GQFZ

10KZ1U

47WM

16EM

GQFZ

25KZ0.1

100C

1/16GJ

100C

1/16GJ

1/16GZ

GQFZ

25KZ0.1

100WM

6.3EM

38 37 36 35 34 33 32 31 30 29 28 27 26 25

22 21 20 19 18 17 16 15 14 13 12 11 10 9

100

5V1

5V2

5V1

NT_PAL

AV_PR

AV_PB

AV_Y

NT_PAL

AV_Y

AV_VSYNC

AV_HSYNC

VIDEO_SC

5V1

CLKFSC

IICSDA

IICSCL

IICSDA

CLKFSC

AV_Y

SVIDEO_Y

SVIDEO_C

P-FAIL

3.3V_AV

IICSDA

IICSCL

3.3V_AV

VIDEO_Y

VIDEO_CB

VIDEO_CR

IC3102

BA05FP-E2

IC3101

TB1274AF

VIDEO

DECODER

IC3103

BA05FP-E2

IC1141

TC4053BF(EL)

IC141

MM1031XM

IC2101

TC90A69F

IC1161

BA033FP-E2

IC1101

UPD64082GF-3BA

IC1131

MSM54V16258BSL-40TS-K

NTSC

3D Y/C

SEPARATOR

FIELD MEMORY

K8A/K8M

VIDEO

S-C

S-Y

K8A/K8M

VIDEO

NTSC/PAL-SW

VIDEO

PAL-Y/C

SEPARATOR

K8A/K8M

IC4111
IC4101

RGB-MATRIX

K8A/K8M

IC4101

RGB-MATRIX

MA8P-03

MAIN BOARD-1/6

1.6V

1.4V

3.0V

8.3V

7.3V

1.9V

1.7V

1.6V

9.1V

1.8V

3.3V

0V
0V
0V

2.2V

3.3V

3.8V
1.8V

1.8V

2.5V

1.4V

1.8V

5.1V

2.3V

2.0V

0.2V

2.4V

5.1V

0.6V

0.3V

0.8V

2.5V

5.1V

3.5V

3.1V

SCH_MA8P

Summary of Contents for LV-7545U

Page 1: ...NUAL English Edition LV 7545U D78 5232 LV 7545E D78 5233 By Portable Document Format 1 General 0 PREFACE 2 Repair 3 Adjustment 4 Troubleshooting 5 Parts Catalog 6 Electrical Diagrams To Contents DY8 1785 231 500 ...

Page 2: ...CANON Power Projector LV 7545E D78 5231 SERVICE SMANUAL ...

Page 3: ...mpany 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 written consent of Canon Inc is prohibited PD...

Page 4: ...djustment 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 designation...

Page 5: ...Tool No Specification Remarks 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 Adjus...

Page 6: ...mputer Input terminal Control port connector 1 5 3 5 Remote control 1 5 3 6 Remote control operating range 1 5 4 COMMENTARY 1 6 4 1 External appearance design 1 6 4 2 Optical System 1 6 4 3 Turbo Bright System 1 7 4 4 Video Input System 1 7 4 5 Image Control 1 8 4 6 Mechanism 1 8 4 7 Replacement Lenses 1 9 5 CONNECTION DIAGRAM 1 11 5 1 Connection to the computer 1 11 5 2 Connecting to the video eq...

Page 7: ...larized Glass OUT Ass y Disassembly 2 12 4 5 Bright Motor Ass y Disassembly 2 13 4 6 Optical Unit Opening 2 13 4 7 Condenser Lens Removal 2 14 4 8 Optical Filter Removal 2 14 4 9 Locations and Directions 2 15 5 LCD PANEL PRISM ASS Y REPLACEMENT 2 16 5 1 LCD Panel Prism Ass y Replacement 2 16 5 2 Note on LCD Panel Prism Ass y Mounting 2 17 6 CLEANING 2 18 7 LAMP REPLACEMENT 2 19 Part 3 Adjustment 1...

Page 8: ...4 4 1 3 No sound 4 7 1 4 Lens Motor Error 4 8 2 PORT FUNCTIONS 4 9 2 1 System control I O port table IC801 4 9 2 2 Parallel I O expander IC1801 M66500FP 4 11 2 3 IC bus I O expander IC1641 M62320FP port function 4 12 2 4 IC bus DA converter IC212 M62393FP port function 4 12 2 5 IC bus DA converter IC2381 M62393FP port function 4 12 2 6 IC bus DA converter IC3551 M62399FP port function 4 13 2 7 IC ...

Page 9: ......

Page 10: ...Part 1 General Information ...

Page 11: ...nded Since they are used in various places such as large conference rooms halls and offices they must have flexible functions The product has a Canon s unique power driven Turbo Bright System that provides the top level brightness at its class and has the replacement lens system and power lens shift mechanism that reflect the Canon s design concept to achieve both high quality and installability I...

Page 12: ...lenses ultra wide angle lens wide angle zoom lens and long focus zoom lens are available These functions can cope with various installation conditions such as height and distance flexibly to provide high quality projection all the time Video mode selection function suitable for projection data The optimum gradation can be reproduced according to projection data for PC input and video input by swit...

Page 13: ...ism 1 Lens shift 1 1 to 10 0 power 2 Elevation mechanism UP by 10 5 degrees Maximum 2 5 Video audio 1 Brightness 3700 3200 ANSI lumen Bright ON Bright OFF illuminance ratio 90 2 Correct projection distance 1 4 to 14 7 m 3 Size of projection image 31 to 400 4 Resolution of display SXGA compression XGA SVGA VGA supported 5 Digital zoom magnification 1 4 to 49 6 Keystone correction range 40 degrees v...

Page 14: ...on cable Dsub15 Dsub15 3 Conversion adapter for Macintosh 4 Mouse control cables PS 2 serial and Macintosh ports 1 each 5 Lens cap 6 Dust cover 7 Power cord 2 9 Options 1 Replacement lenses option In addition to the standard projection lens three types of replacement lenses are available for this product Ultra wide angle lens LV IL01 Wide angle zoom lens LV IL02 Long focus zoom lens LV IL03 See 4 ...

Page 15: ...Manual page 16 3 3 Rear panel terminals See the attached sheet Owner s Manual page 11 3 4 Computer Input terminal Control port connector See the attached sheet Owner s Manual page 43 3 5 Remote control See the attached sheet Owner s Manual page 14 3 6 Remote control operating range See the attached sheet Owner s Manual page 15 Part 1 General Information 1 5 ...

Page 16: ... connectors The lamp and lenses are designed as follows so that they can be easily replaced The lens assembly can be accessed by removing two screws on the top and the cover The projector has a lamp replacement lid on the back The lamp assembly can be accessed by removing two screws from the lid 4 2 Optical System The projection lenses have been newly designed and the LCD panel has been improved t...

Page 17: ...video signals from a PC Automatic PC adjustment function Three items i e the total number of dots in the horizontal direction of the screen tracking and screen position can be automatically adjusted Some PCs cannot adjust all these items completely In this case adjust them manually If a digital signal is input or the RGB 720p 1035i 1080i50 or 1080i60 system mode is selected automatic adjustment do...

Page 18: ...l noise reduction is adopted The signal to noise ratio is improved without deteriorating resolution and color It is effective to old noisy video images It can reduce roughness caused by noise 4 6 Mechanism Power driven lens shift mechanism Lens shift is carried out electrically from 1 1 to 2 0 The power driven lens shift mechanism can move the projection screen position vertically and smoothly Fig...

Page 19: ... the air filter stop the projector and remove the power plug from the outlet 4 7 Replacement Lenses LV IL01 ultra wide angle lens LV IL02 wide angle zoom lens LV IL03 long focus zoom lens The projection distance is approximate The ultra wide angle lens LV IL01 is mainly designed for rear projection and assumed to be used with lens shift U D ratio of 1 1 for ultra wide angle projection If the lens ...

Page 20: ...ong focus lens to project an image to a 200 type screen installed at a distance of 12m LV IL01 ultra wide zoom lens can be used for front projection If it is installed for front projection the projector overlaps with the center of the screen Therefore it should be used for rear projection Short focus Standard Long focus Projection distance and lens 300 type 200 type 100 type 0 5 10 15 20 25 Projec...

Page 21: ...ECTION DIAGRAM 5 1 Connection to the computer See the attached sheet Owner s Manual page 12 5 2 Connecting to the video equipment See the attached sheet Owner s Manual page 13 Part 1 General Information 1 11 ...

Page 22: ...ETTING UP THE PROJECTOR 6 1 Positioning the projector See the attached sheet Owner s Manual page 9 6 2 Installation precautions See the attached sheet Owner s Manual page 8 Part 1 General Information 1 12 ...

Page 23: ...7 SUPPORTED COMPUTER SYSTEM MODE See the attached sheet Owner s Manual page 26 Part 1 General Information 1 13 ...

Page 24: ......

Page 25: ...Part 2 Repair Information ...

Page 26: ...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...

Page 27: ...e Mechanical Disassembles 2 Remove the fuse from fuse holder To install the fuse take reversed step in the above 2 2 Thermal Switch When the internal temperature of the projector reaches near 90 C the thermal switch SW905 turns off the AC main power supply automatically Check the resistance between the terminals of the thermal switch by using a tester If it is open the thermal switch may be in ope...

Page 28: ...heck the following possible causes and wait until stopping the TEMP WARNING indicator flashing Possible causes Air filter is clogged with dust particles Remove dust from the air filter Ventilation slots of the projector are blocked In such an event reposition the projector so that ventilation slots are not obstructed Check if projector is used at higher temperature place Normal operating temperatu...

Page 29: ... air filter with a brush 4 Replace the air filter properly Make sure that the air filter is fully inserted Part 2 Repair Information 2 4 Do not operate the projector with the air filter removed It may result in the malfunction of the projector We recommend to avoid dusty smoky place for operating the projector The dust is stuck on the LCD panel and the mirror and it may spoil the fine picture imag...

Page 30: ...e 5 screws A and 2 screws B loosen 2 screws C and remove the cabinet top Part 2 Repair Information 2 5 The parts and screws should be placed exactly in the same position as the original otherwise it may cause loss of performance and product safety CAUTION Fig 2 5 When only the front cabinet top is removed screws A need not be removed Remove 2 screws B and the front lens cover to remove the front c...

Page 31: ...wards 2 Take the front cabinet top lens cover holder and lens cover off upwards 3 Remove 2 screws D and remove the front cabinet 4 Remove the RC unit and speaker from the front cabinet Part 2 Repair Information 2 6 Fig 2 6 UP D D Front cabinet top Front lens cover Lens cover holder Front cabinet Lens cover ...

Page 32: ... 1 Remove 2 screw A and remove the rear panel ass y upwards 2 Remove 4 screws B and then remove the fan FN905 3 Remove 5 screws C and 1 screw D then remove the AV unit from the rear panel ass y Part 2 Repair Information 2 7 Fig 2 7 Fig 2 8 Main Board A A B B B B C D Rear panel ass y FN905 AV unit ...

Page 33: ... 3 6 Optical Unit Removal 1 Remove 2 screws A and 4 screws B small and lift the optical unit off 2 Remove 4 screw C and remove the fan FN906 3 Remove 1 screw D remove the fan FN904 remove 2 screws E and remove the air duct Part 2 Repair Information 2 8 A Ballast unit FN903 Sub power supply unit Drive unit A A A B B Ballast cover FN906 FN904 Optical unit A A B B B B C C C D E E Fig 2 9 Fig 2 10 ...

Page 34: ...motor sensor switch holder 3 8 Power Supply Unit Removal 1 Remove 3 screws A and remove the power supply unit 2 Remove 4 screws B and remove the holder from the bottom cabinet Part 2 Repair Information 2 9 Fig 2 12 Fig 2 11 Prism base ass y Motor sensor holder B B A A Power supply unit Power supply unit holder B B A A B B A ...

Page 35: ...10 Fan FN901 FN902 Removal 1 Remove 4 screws A and then remove the air duct top 2 Remove 1 screw B and 1 screw C large and remove the duct cover A 3 Remove 2 screws D and remove the fan FN901 4 Remove 2 screws E small and 3 screws F large and remove the air duct A and fan FN902 Part 2 Repair Information 2 10 Fig 2 14 Fig 2 13 D Interlock switch SW902 Filter unit C C A B B Holder Thermal switch SW9...

Page 36: ...LES 2 Loosen 2 screws A using the 2 5mm hex driver 3 Remove hooks B at both sides of the lens and remove the projection lens ass y 4 2 Polarized Glass IN Ass y Disassembly 1 Remove each screw and take the each polarized glass IN ass y off upward 2 Remove the stopper and remove the polarized glass upwards Part 2 Repair Information 2 11 Fig 2 15 Stopper Polarized Glass Install the glass so that the ...

Page 37: ...ove 3 screws B and take the polarized glass OUT off upward Fig 2 18 Fig 2 17 A B B Holder Relay lens A Mount the polarized glass so that the filmed surface faces the LCD panel Note Do not replace the LCD panel separately otherwise it cannot obtain proper picture Note The lens can be installed in any direction A A A B B B Polarized glass OUT Polarized sheet Be careful not to damage the fitting when...

Page 38: ...Service Mechanical Disassemblies 2 Remove 2 screws A and remove the bright motor ass y from the bottom of the optical unit 3 Remove 2 screws B and remove the bright motor 4 6 Optical Unit Opening 1 Remove 7 screws and take the top of the optical unit off upward Fig 2 19 Fig 2 20 Bright motor ass y Optical unit B B A A ...

Page 39: ...val 1 Remove the top optical unit and remove the optical filter ass y 2 Release the stopper and remove the optical filter from the holder Part 2 Repair Information 2 14 A B Condenser lens A Mount the lens so that its flat surface faces the holder Condenser Lens Holder Fig 2 21 Fig 2 22 Optical filter Stopper Optical filter ass y Holder Install the filter so that the printed marker faces the stoppe...

Page 40: ...14 1 2 4 9 13 6 7 10 11 5 Printed marker posit Printed marker posit The rough surfaces of the lens must face each other 1 Condenser lens R 8 Mirror W 2 Condenser lens 9 Condenser lens IN 3 Condenser lens 10 Prism beam splitter PBS 4 Mirror B 11 Integrator lens OUT 5 Optical Filter UV cut 12 Integrator lens IN 6 Dichroic mirror B 13 Relay lens IN 7 Dichroic mirror G 14 Mirror R Key No Part name Key...

Page 41: ...y These LCD panels prism ass ies are adjusted with precision at the factory When replacing the LCD panel whole of the LCD panels and prism ass y should be replaced at once After replacing LCD Panel Prism ass y please check the following adjustments Perform the Condenser Lens Adjustment Relay Lens Adjustment White Balance Adjustment and Common Center Adjustment Check the white uniformity on the scr...

Page 42: ...ws A on the LCD Panel Prism ass y with 2 0 mm hex driver 2 Turn the projector on and project the image with WIDE zoom and adjust the FOCUS control to obtain the best focus 3 Turn the ZOOM control to the TELE position to minimize screen size 4 Move the LCD Panel Prism Ass y backward or forward about 0mm 0 8mm to obtain the proper focus Confirm the focus at TELE and WIDE zoom 5 Tighten 4 screws A to...

Page 43: ... 18 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 If dirt cannot be removed by air spray disassemble and clean the optical unit WARNING Use a commercial inert gas air spray designed...

Page 44: ...ter Reset icon then press the SET button 3 The message Lamp Counter Reset is displayed Press the POINT UP DOWN buttons to position the pointer at Yes and press the SET button to select it Please refer to the owners manual for further information Recommendation Should the air filter become clogged with dust particles it will reduce the cooling fan s effectiveness and may result in internal heat bui...

Page 45: ...Press and hold the pointer on the projector for more than 20 seconds to enter the service mode 2 The lamp replacement counter service menu is displayed as shown in the figure on the right For example when data value 123 is displayed the accumulated illumination time of the lamp is 123 hours To clear the menu press the POWER button Part 2 Repair Information 2 20 Service Mode Input 1 Group No Data 1...

Page 46: ...Part 3 Adjustment ...

Page 47: ...hould be replaced with the one on previous main board After replacement it should be required to perform the re adjustments following to the Electrical Adjustments In this case the lamp replacement monitor timer can be kept the value as before CAUTION 3 1 1 PRECAUTIONS FOR ADJUSTMENT 1 1 Adjustments after Parts Replacement Condenser Lens Adjustment Relay Lens Adjustment Contrast Adjustment R Contr...

Page 48: ...e than 3 seconds To adjust service data Select an adjustment group group no by pressing the MENU button Select an adjustment item item no by pressing pointer UP or DOWN button To change the data value press the VOLUME or VOLUME button To return to the normal mode To exit the service mode press the POWER button on the projector or remote control unit Fig 3 1 Service Mode Input 1 Group No Data 0 0 3...

Page 49: ...2 32 32 32 0 63 VideoNT NT443 PAL PALM PALN PAL60 SECAM BW 0 7V 32 32 32 32 32 32 S VideoNT BW NT443 PAL PALM PALN PAL60 SECAM YCbCr 5 C_OUT_LEVEL 12 12 15 15 22 0 63 VideoNT NT443 PAL PALM PALN PAL60 SECAM BW 0 6V 12 12 15 15 22 18 20 S VideoNT BW NT443 PAL PALM PALN PAL60 SECAM 480i 575i 6 Y_DELAY 5 5 4 4 4 0 15 Video NT BW60 PAL PALM PALN BW50 SECAM NT443 PAL60 4 4 3 3 4 S Video NT BW60 PAL PAL...

Page 50: ..._BRT 0 0 0 1023 3 R_SUB_GAIN 430 390 300 500 0 1023 PC AV DVI HD Gain adjustment R 4 G_SUB_GAIN 430 390 300 480 0 1023 Gain adjustment G 5 B_SUB_GAIN 430 390 300 460 0 1023 Gain adjustment B 6 Standard G GAMMA SHIFT 390 390 0 1023 PC DVI std AV Std Center value 512 Modify RGB data at the sane time when changing G data 7 Standard R GAMMA SHIFT 390 390 0 1023 PC DVI std AV Std Center value 512 White...

Page 51: ...4 PC Pedestal adjustment R Group 6 AD9883 0 pll_divide 938 904 0 4095 adr01 02 7 4 625line 525line 1 vco_range 0 0 3 adr03 7 6 2 charge_pump_current 1 1 0 7 adr03 5 3 625line 525line 3 ad_clk_phase 8 8 0 31 adr04 7 3 625line 525line 4 clp_placement 128 0 255 adr05 5 clp_width 50 0 255 adr06 6 hsync_out_pulse_width 64 0 255 adr07 7 r_gain 255 0 255 adr08 8 g_gain 255 0 255 adr09 9 b_gain 255 0 255 ...

Page 52: ... 548 385 639 32 PC Real GAMMA 10 539 385 639 33 PC Real GAMMA 11 543 385 639 34 PC Real GAMMA 12 541 385 639 35 PC Real GAMMA 13 543 385 639 36 PC Real GAMMA 14 512 385 639 37 PC Real GAMMA 15 512 385 639 38 AV Standard GAMMA 0 512 385 639 39 AV Standard GAMMA 1 512 385 639 AV Standard Bright On differential 127 center value 512 40 AV Standard GAMMA 2 512 385 639 Differential value from Standard 4...

Page 53: ..._VBLKS 0 0 2047 Change value automatically according to selected signal 2 LP05_R5_VBLKR 9 14 28 0 2047 NTSC 480i PAL SECAM 525i 1035i 1080i60 28 23 30 35 1080i50 720P 480P 575P 3 LP05_R6_HBLKPOL 0 0 1 R6 ADR134 4 LP05_R6_HBLKS 16 0 4095 Change value automatically according to selected signal 5 LP05_R6_HBLKR 32 0 4095 NTSC 480i PAL SECAM 525i 1035i 1080i60 1080i50 720P 480P 575P 6 LP05_R7_CLPPOL 0 ...

Page 54: ...DC B GAIN 255 0 255 Group 510 NTSC Gakaku 0 NTSC TOTAL DOTS 905 0 2048 Not used 1 NTSC DISP DOTS 1412 0 2048 NT 2 NTSC H BACK PORCTH 164 0 2048 3 NTSC V BACK PORCTH 41 0 2048 4 NTSC DISP LINE 456 0 2048 5 NTSC CLAMP 0 0 2048 Group 511 PAL Gakaku 0 PAL TOTAL DOTS 939 0 2048 Not used 1 PAL DISP DOTS 1430 0 2048 PAL 2 PAL H BACK PORCTH 168 0 2048 3 PAL V BACK PORCTH 52 0 2048 4 PAL DISP LINE 534 0 20...

Page 55: ... BACK PORCTH 214 0 2048 3 V BACK PORCTH 47 0 2048 4 DISP LINE 460 0 2048 5 CLAMP 7 0 2048 Group 518 RGB NTSC Gakaku 0 TOTAL DOTS 1308 0 2048 1 DISP DOTS 1024 0 2048 RGB NTSC 2 H BACK PORCTH 223 0 2048 3 V BACK PORCTH 43 0 2048 4 DISP LINE 462 0 2048 5 CLAMP 4 0 2048 Group 519 RGB PAL Gakaku 0 TOTAL DOTS 1338 0 2048 1 DISP DOTS 1024 0 2048 RGB PAL 2 H BACK PORCTH 250 0 2048 3 V BACK PORCTH 57 0 204...

Page 56: ...tion for entering to the service mode and adjusting the service data 2 1 Output Voltage Adjustment After replacing the power unit and P F unit readjust the output voltage adjustment as follows 1 Connect a digital voltmeter to pin 1 and 3 of K6A 2 Adjust the voltage by using VR601 as follows AC Input 230V Reading 370V 2V or 100V 320V 2V Fig 3 2 The each circuit has been made by the fine adjustment ...

Page 57: ...s 7 3 0 1 VDC 7 Connect the digital voltmeter to test point TP561 and ground 8 Select item no 2 and change data value to adjust it so that the voltage value is 7 3 0 1 VDC 2 4 PC Pedestal Adjustment 1 Input 1 Receive the 16 step gray scale computer signal in COMPUTER mode 2 Enter the service mode 3 Connect an oscilloscope to test point TP531 and ground 4 Select item no 16 of group no 5 and change ...

Page 58: ...ep gray scale computer signal in COMPUTER mode 2 Enter the service mode 3 Connect an oscilloscope to test point TP531 and ground 4 Select item no 4 of group no 5 and change data value to adjust it so that waveform amplitude a is 10 0 0 1 V 5 Connect the oscilloscope to test point TP501 and ground 6 Select item no 3 and change data value to adjust it so that waveform amplitude a is 10 0 0 1 V 7 Con...

Page 59: ...p gray scale computer signal in COMPUTER mode 2 Enter the service mode 3 select item no 6 of group no 4 and change data value to adjust it so that the correct gray scale screen appears on the screen 2 9 HTDV Pedestal Adjustment 480p pedestal adjustment 1 Input 3 Receive the 16 step gray scale component 480p signal in COMPONENT mode 2 Enter the service mode 3 Connect an oscilloscope to test point T...

Page 60: ...o 13 and change data value to adjust the pedestal level and black level to be same level 2 10 HDTV A D Input Adjustment 480p A D input adjustment 1 Input 3 Receive the 16 step gray scale component 480p signal in COMPONENT mode 2 Enter the service mode 3 Connect an oscilloscope to test point TP21G and ground 4 Select item no 0 of group no 3 and change data value to adjust it so that waveform amplit...

Page 61: ...Adjustment 1 Input 3 Receive the 16 step gray scale component 1080i signal in COMPONENT mode 2 Enter the service mode 3 Connect an oscilloscope to test point TP531 and ground 4 Select item no 4 of group no 4 and change data value to 600 Then reduce the data value and adjust it so that waveform a has the minimum amplitude 5 Connect the oscilloscope to test point TP501 and ground 6 Select item no 5 ...

Page 62: ...the pedestal level and black level to be same level 2 13 VIDEO A D Input Adjustment 1 Input 3 Receive the 16 step gray scale video signal in VIDEO mode 2 Enter the service mode 3 Connect an oscilloscope to test point TP4151G and ground 4 Select item no 0 of group no 3 and change data value to adjust it so that waveform amplitude a is 0 8 0 1 V 5 Connect the oscilloscope to test point TP4151B and g...

Page 63: ...be same level 2 15 Video Gain Adjustment 1 Input 3 Receive the 16 step gray scale video signal in VIDEO mode 2 Enter the service mode 3 Connect an oscilloscope to test point TP531 and ground 4 Select item no 4 of group no 4 and change data value to 600 Then reduce the data value and adjust it so that waveform a has the minimum amplitude 5 Connect the oscilloscope to test point TP501 and ground 6 S...

Page 64: ...Adjustment PC White balance adjustment 1 Input 1 Receive the 16 step gray scale computer signal in COMPUTER mode 2 Set Bright mode to Off 3 Enter the service mode select item no 7 Red or 8 Blue of group no 4 Change the data values to make a proper white balance 4 Set Bright mode to On select item no 1 Red or 2 Blue of group no 8 Change the data values to make a proper white balance AV White balanc...

Page 65: ...e polarized glass mounting base which you intend to adjust 2 Adjust slot as shown in Fig 3 15 to obtain the darkest brightness on the screen by turning a slot screwdriver 3 Tighten the screw A to fix the polarized glass mounting base Repeat steps 1 to 3 for remaining polarized glasses Do not disconnect the connectors K8L K8X K8D K8G and K8E on the main board otherwise the projector cannot be turne...

Page 66: ... slot screwdriver See Fig 3 17 2 If the color shade appears on the top or bottom of the screen loosen 1 screw C with the hex driver and adjust slot D to make color uniformity in white by turning a slot screwdriver See Fig 3 18 3 Tighten screws A and screw C to fix the condenser lens unit Part 3 Adjustment 3 20 After completion of this adjustment the Relay Lens Adjustment should be carried out CAUT...

Page 67: ... with a slot screwdriver to make color uniformity in white See Fig 3 19 2 If the cyan shade appears on the top or bottom of the screen loosen 2 screws C with the hex driver and turn slot D with a slot screwdriver to make color uniformity in white See Fig 3 20 4 Tighten the screws A and C to fix the relay lens unit Part 3 Adjustment 3 21 Fig 3 19 Fig 3 20 A Slot B a b a b White Cyan Rotation of slo...

Page 68: ...1304 TP1301 TP301 TP302 IC231 IC8051 IC1851 IC4201 TP4201 TP4202 TP4203 TP1531 TP531 TP2551 TP2552 IC1801 TP801 IC801 TP4232 TP2313 IC4231 TP4231 TP561 TP1561 TP1501 TP4151R TP4151B TP4151G TP2301B TP2301G TP2301R TPDVS TPDHS TPRST TPVRST TPENB TP4101CR TP4101CB TP4101Y TP4111PB TP4111PR TP4111Y TPHS TPVS IC9401 K8F K25R 1 K8N K8P K8M K25B K25G TP501 Main board ...

Page 69: ...Part 4 Troubleshooting ...

Page 70: ... cooling fan Check fans FN901 FN003 FN903 FN904 FN905 and FN906 Check the fan supply power line and detection diodes D6610 D6612 D6613 D6614 D6616 and Q6609 An abnormal internal temperature rise of the projector was detected The temperature sensor IC detected an abnormal temperature Check the peripheral circuits sensor IC IC1691 on the TEMP unit and IC1871 and IC1872 on the main board The thermal ...

Page 71: ...nt to Q6616 Q6612 and Q6613 of the sub power supply unit They switch power lines 9V 9VA 15 7V 15VP and 3 4V IC_RESET is high when power is on Check the IC_RESET signal IC801 drive transistor diode IC Q6616 Q6617 Q6612 Q6611 Q6613 Q6626 Q6602 Q6628 IC6608 IC6618 IC6607 IC6601 IC6616 and its peripheral circuits Power supply drive signal LAMP_SW error The LAMP_SW signal is output from pin 138 of IC80...

Page 72: ... 125 2 110 111 IC6603 Q6603 Q6626 IC6606 POWER BOARD SUB POWER BOARD MAIN BOARD LAMP BALLAST UNIT IC1871 TEMP SENSOR 1 2 AC IN K6A K8L CN6A CN66A K66L K66M K66J K66K K8D K66D K8X K48E K7A K7B LAMP Ass y LAMP_ERR SDA SCL SDA SCL IC601 P F CONTROL TSW601 Failure High On High On High On High On Low IC1871 IC1691 IC1872 1 1 4 2 2 5 12VF2 IC6602 IC6604 FAN_SW FAN_SW IC_RST FAN_DRIVE Failure Low P FAIL ...

Page 73: ...at test points TP4111PB TP4111PR and TP4111Y Check the IN2 IN3 switching signal is observed at pin 22 of IC101 IN2 Low IN3 High All video signal input Check that the Y Cr and Cb signals are observed at test points TP401CR TP401CB and TP401Y Check that the Y Cr and Cb signals are observed at pins 67 68 and 69 of IC4101 Check that the Y Pr and Pb signals are observed at pins 73 74 and 75 of IC4101 C...

Page 74: ...er input Check that the RGB signals are observed at test points TP20R TP21R TP20G TP21G TP20B and TP21B Check that the synchronizing signals are observed at test points TPHS and TPVS Check that the clamp pulse signals are observed at test points IC211 and IC212 4 No picture at DVI digital input Check the 5V voltage 5VDVI at pins 1 and 2 of K10P Check that the synchronizing signals are observed at ...

Page 75: ... 13 15 14 9 10 4 39 37 35 IC3101 BLANKING IC3121 IC2131 IC3141 AV RGB IC2161 D A IC2181 I O BLANK_SW AV PC SYNC_SW BLKC_DC C_SWIN S_SW 7 8 IC1401 DIGITAL BRIGHTER CONTROL DB0 9 DG0 9 DR0 9 DGB0 9 DGA0 9 DRA0 9 5 4 9 1 TPDHS TPDVS TPCLK DCLK TURBO_1 DBB0 9 DRB0 9 VIDEO Y Pb Cb Pr Cr IC1581 D A IC2571 D A TP25G1 TP25G2 TP25B1 TP25B2 TP25R1 TP25R2 IC3551 NRS 3 6 IC3581 NRS 3 7 NRS VCOM RGT DWN B LCD ...

Page 76: ...652 Check the VOLUME signal at pin 7 of K16R K8T The VOLUME signal is output from pin 15 of IC212 and controlled by IC801 through the IC bus Volume minimum Low Check the audio signal at IC1651 IC1631 and IC1632 and peripheral circuits 4 No power to the audio circuit Check the 6V power supply 6V AUDIO Part 4 Troubleshooting 4 7 IC1652 AUDIO CONTROL IC1651 PRE AMP IC1632 R AMP IC1631 L AMP IC5011 AU...

Page 77: ... IC IC1641 3 No drive signal output from the CPU The motor drive signal is supplied from the main CPU IC801 through the IC bus 4 No key switch signal applied to the CPU A control signal voltage is supplied to pins 118 to 120 of IC801 when a control key switch is pressed Part 4 Troubleshooting 4 8 IC1611 IC1602 IC1601 truth table Input Output Operation 5 6 10 2 H L L H Forward rotation L H H L Reve...

Page 78: ...ync Signal for Panel Drive Active L I 35 VSS GND 36 PB5 IRQ3 POE3 RDWR DE_DIF Detect DVI Effective I 37 PB6 IRQ4 A18 BACK ADDRESS18 Address Bus 18 O 38 PB7 IRQ5 A19 BREQ ADDRESS19 Address Bus 19 O 39 PB8 IRQ6 A20 WAIT ADDRESS20 Address Bus 20 O 40 VCC 5V 41 PB9 IRQ7 A21 ADTRG ADDRESS21 Address Bus 21 O 42 VSS GND 43 PA14 RD READ Read signal Active L O 44 WDTOVF SEREKUTO Over flow output from Watch...

Page 79: ...C0A DREQ0 ET7050SCS Serial Chip select for Color Correction ET5070 Active L O 110 PE1 TIOC0B DRAK0 FAN_CS1 Chip select for FAN 1 O 111 PE2 TIOC0C DREQ1 FAN_CS2 Chip select for FAN 2 O 112 VCC 5V 113 PE3 TIOC0D DRAK1 SDA3 IIC Bus 3 Data 114 PE4 TIOC1A SCL3 IIC Bus 3 Clock 115 PE5 TIOC1B USB_BRST Pull up resistor on off for USB 116 PE6 TIOC2A SH_SEL S H Select 117 VSS GND 118 PF0 AN0 KEY1 Key iput 1...

Page 80: ... TURBO_LED Bright LED Drive I 29 Vcc 5V 10 30 RD Read Select Active L I 31 WR Write Select Active L I 32 CS Chip Select Active L I 33 RESET Reset Active H I 34 GND1 GND 35 A2 Port Select 2 I 36 A1 Port Select 1 I 37 A0 Port Select 0 I 38 D0 Data Bus 0 I O 39 D1 Data Bus 1 I O 40 D2 Data Bus 2 I O 41 D3 Data Bus 3 I O 42 D4 Data Bus 4 I O 43 D5 Data Bus 5 I O 44 D6 Data Bus 6 I O 45 D7 Data Bus 7 I...

Page 81: ...use O 8 VrefL DAC Lower Reference Voltage input 9 VrefU 1 DAC Upper Reference Voltage input CH5 CH8 10 Vss GND 11 VrefU2 DAC Upper Reference Voltage input CH1 CH 4 12 A01 AV_RCLP O 13 A02 AV_GCLP O 14 A03 AV_BCLP O 15 A04 VOLUME O 16 Vcc Power Supply for Output Buffer 4 5V 5 5V 17 Vdd Power Supply 5V 10 18 CS2 Slave address setting port 2 GND I 19 CS1 Slave address setting port 1 Vdd I 20 CS0 Slav...

Page 82: ... 5V 10 18 CS2 Slave address setting port 2 GND I 19 CS1 Slave address setting port 1 GND I 20 CS0 Slave address setting port 0 GND I Pin No Name Signal name Polarity 1 R Serial Data output port Not connected O 2 SCL IIC BUS SCL I 3 SDA IIC BUS SDA I O 4 A05 Not used O 5 A06 REF_B O 6 A07 REF_G O 7 A08 REF_R O 8 VrefL DAC Lower Reference Voltage input 9 VrefU 1 DAC Upper Reference Voltage input CH5...

Page 83: ...O IN TP4111Y Y IN IC3101 5 C IN IC3101 7 H SYNC OUT IC3101 7 V SYNC OUT IC3101 4 Sandcastle OUT IC3101 10 Y IN TP4101Y R TP4151R IC201 12 CB IN TP2301R CB IN TP4101CB G TP4151G IC201 10 Y IN TP2301G CR IN TP4101CR B TP4151B IC201 8 CR IN TP2301B ...

Page 84: ...Part 4 Troubleshooting 4 15 R TP21R G TP21G B TP21B R S H OUT TP561 TP1561 G S H OUT TP531 TP1531 B S H OUT TP501 TP1501 ...

Page 85: ...Part 4 Troubleshooting 4 16 4 IC BLOCK DIAGRAMS AD8183ARU AD8185ARU Selector IC101 IC201 IC5203 BA7078AF Sync Detector IC7141 ...

Page 86: ...Part 4 Troubleshooting 4 17 BH3540 Volume Control IC1652 CXA2101AQ RGB Matrix IC4101 ...

Page 87: ...Part 4 Troubleshooting 4 18 FA5332M P F Controller IC601 FA7612CA PWC Controller IC6602 IC6603 IC6616 ...

Page 88: ...Part 4 Troubleshooting 4 19 ICS1523M Clock Driver IC4231 L3E06070 D A Sample Hold IC501 IC531 IC561 IC1501 IC1531 IC1561 ...

Page 89: ...Part 4 Troubleshooting 4 20 L3E07050 Color Gamma Correction Timing Controller IC401 LB1641 Motor Drive IC1602 IC1611 ...

Page 90: ...Part 4 Troubleshooting 4 21 LB1645 Motor Drive IC1601 LC863316 SUB CPU IC1851 ...

Page 91: ...Part 4 Troubleshooting 4 22 ML60851 USB I F IC9801 M62393 D A IC212 IC2381 ...

Page 92: ...Part 4 Troubleshooting 4 23 M62399 D A IC3501 IC3551 PW365 System Control Scan Converter IC301 ...

Page 93: ...Part 4 Troubleshooting 4 24 SII161ACT DVI I F IC8001 STR Z2156 Power Switching IC651 ...

Page 94: ...Part 4 Troubleshooting 4 25 TA1287 RGB YUV Converter IC4551 TB1274AF Video Decoder IC1101 ...

Page 95: ...Part 4 Troubleshooting 4 26 TDA7056 Audio Output IC1631 IC1632 ...

Page 96: ...Part 5 Parts Catalog ...

Page 97: ......

Page 98: ...PARTS CATALOG Multimedia Projector LV 7545U REF NO D78 5232 LV 7545E D78 5233 Power Projector LV 7545J D78 5231 ...

Page 99: ...6 15 9 12 8 6 3 19 5 13 4 7 10 14 29 18 22 26 28 27 32 35 37 38 34 36 30 42 41 3 41 42 42 42 42 42 42 42 42 42 24 25 31 33 21 39 11 Page 1 CANON LV 7545J REF No D78 5231 LV 7545U D78 5232 LV 7545E D78 5233 ...

Page 100: ...AV 19 DY4 6242 000 C 1 COVER DUCT FAN 21 DY4 6243 000 C 1 SPACER LEG 22 DY4 5970 000 C 1 PLATE CANON LOGO 24 DY4 6247 000 C 1 COVER PANEL A 25 DY4 6248 000 C 1 COVER PANEL B 26 DY4 6249 000 C 1 SHAFT FAN PANEL 27 DY4 6250 000 C 1 COVER DUCT POWER BOTTOM 28 DY4 6251 000 C 1 COVER DUCT POWER TOP 29 DY4 6252 000 C 1 COVER DUCT CABINET BOTTOM 30 DY4 6253 000 C 1 COVER DUCT TOP 31 DY4 6254 000 C 1 COVE...

Page 101: ...62 54 63 53 62 58 61 64 56 59 70 71 52 55 65 Page 2 CANON LV 7545J REF No D78 5231 LV 7545U D78 5232 LV 7545E D78 5233 ...

Page 102: ...R IN 55 DY4 6272 000 C 1 LENS INTEGRATOR OUT 56 DY4 6273 000 C 1 LENS CONDENSOR IN 58 DY4 6275 000 C 1 LENS CONDENSOR R 59 DY4 6276 000 C 1 LENS RELAY IN 61 DY4 6278 000 C 1 LENS CONDENSOR G 62 DY4 6279 000 C 2 MIRROR R 63 DY4 6280 000 C 1 MIRROR W 64 DY4 6281 000 C 1 MIRROR B 65 DY4 6282 000 C 1 FILTER UV 70 DY4 6287 000 C 1 MIRROR DICHROIC B 71 DY4 6288 000 C 1 MIRROR DICHROIC G PARTS LIST ...

Page 103: ...72 45 45 45 45 44 44 45 45 45 REF No D78 5231 D78 5232 D78 5233 60 46 46 72 a Red 72 b Blue 72 c Green Page 3 CANON LV 7545J LV 7545U LV 7545E 69 Red 67 Green 68 Blue 20 20 17 66 44 44 57 ...

Page 104: ...7 SCREW 46 CY2 8392 000 F 2 SCREW 57 DY4 6274 000 C 1 LENS CONDENSOR OUT 60 DY4 6277 000 C 1 LENS RELAY OUT 66 DY4 6283 000 C 1 FILTER OPTICAL BRGHITER 67 DY4 6284 000 C 1 GLASS PL IN G 68 DY4 6285 000 C 1 GLASS PL IN B 69 DY4 6286 000 C 1 GLASS PL IN R D 72 DY4 6289 000 C 1 PRISM LCD ASS Y 72 a DY4 6290 000 C 1 GLASS PL OUT R 72 b DY4 6291 000 C 1 GLASS PL OUT B 72 c DY4 6292 000 C 1 GLASS PL OUT...

Page 105: ...Page 4 CANON LV 7545J REF No D78 5231 LV 7545U D78 5232 LV 7545E D78 5233 23 a 23 b 23 51 b 51 a 51 43 43 2 ...

Page 106: ...KS 2 DY4 6225 000 D 1 MOTOR ASS Y BRIGHTER 23 DY4 6244 000 C 1 HOLDER LENS 23 a DY4 6245 000 D 1 SENSOR ASS Y LENS 23 b DY4 6246 000 D 1 MOTOR ASS Y LENS 43 DY4 6265 000 F 2 SCREW 51 DY4 6266 000 C 1 LENS ASS Y 51 a DY4 6267 000 D 1 MOTOR ASS Y 51 b DY4 6268 000 D 1 MOTOR ASS Y PARTS LIST ...

Page 107: ... 2 W 1 X 1 U 1 U 2 W 1 X 1 U 1 U 2 W 1 X 1 U 1 U 2 W 1 X 1 U 1 U 2 W 1 X 1 U 1 U 2 W 1 X 1 U 1 U 2 W 1 X 1 Page 5 CANON LV 7545J REF No D78 5231 LV 7545U D78 5232 LV 7545E D78 5233 Z Y ON 1 2 34 5 6 DIP W 2 X 2 X 3 V 1 V 2 ...

Page 108: ...0V V 1 DY4 5877 000 D 1 POWER CORD AC240V V 1 DY4 5878 000 D 1 POWER CORD AC100V V 2 CY2 8288 000 C 1 ADAPTER POWER PLUG W 1 CY2 8298 000 C 1 INTERFACE CABLE VGA W 2 CY2 8291 000 C 1 ADAPTER MAC VGA EXCHANGE X 1 DY4 5909 000 C 1 CABLE MOUSE CONTROL PS 2 X 2 DY4 5969 000 C 1 CABLE MOUSE CONTROL SERIAL X 3 DY4 5968 000 1 CABLE MOUSE CONTROL MAC Y DY4 6296 000 C 1 COVER DUST Z DY4 6293 000 C 1 CABLE ...

Page 109: ...6 CANON LV 7545J LV 7545U LV 7545E REF No D78 5231 D78 5232 D78 5233 FN901 FN902 FN903 FN904 FN906 SP901 SP902 FN905 LF901 SW905 SW902 A1001 A2801 A6601 A6901 LP900 A800 A1601 A603 A602 A601 F601 A6871 A901 ...

Page 110: ...EAKER SW902 DY4 6305 000 D 1 SWITCH PUSH SW905 DY4 6306 000 D 1 SWITCH THERMAL A1001 DY4 6307 000 D 1 PCB ASS Y A V A1691 DY4 6308 000 D 1 PCB ASS Y KEY SW A2801 DY4 6309 000 D 1 PCB ASS Y RC A6601 DY4 6310 000 D 1 PCB ASS Y RELAY A6871 DY4 6311 000 D 1 PCB ASS Y SENSOR A6901 DY4 6312 000 D 1 PCB ASS Y BRIGHTER LED A1601 DY4 6313 000 D 1 PCB ASS Y DRIVER A601 DY4 6314 000 D 1 PCB ASS Y LINE FILTER...

Page 111: ...247 000 1 3 72 b DY4 6291 000 1 1 25 DY4 6248 000 1 3 72 c DY4 6292 000 1 1 26 DY4 6249 000 1 4 2 DY4 6225 000 1 1 27 DY4 6250 000 1 4 23 DY4 6244 000 1 1 28 DY4 6251 000 1 4 23 a DY4 6245 000 1 1 29 DY4 6252 000 1 4 23 b DY4 6246 000 1 1 30 DY4 6253 000 1 4 43 DY4 6265 000 2 1 31 DY4 6254 000 1 4 51 DY4 6266 000 1 1 32 DY4 6255 000 1 4 51 a DY4 6267 000 1 1 33 DY4 6256 000 1 4 51 b DY4 6268 000 1...

Page 112: ...00 1 6 L901 L902 DY4 6303 000 2 6 SP901 SP902 DY4 6304 000 2 6 SW902 DY4 6305 000 1 6 SW905 DY4 6306 000 1 6 A1001 DY4 6307 000 1 6 A1691 DY4 6308 000 1 6 A2801 DY4 6309 000 1 6 A6601 DY4 6310 000 1 6 A6871 DY4 6311 000 1 6 A6901 DY4 6312 000 1 6 A1601 DY4 6313 000 1 6 A601 DY4 6314 000 1 6 A602 DY4 6315 000 1 6 A603 DY4 6316 000 1 6 A800 DY4 6317 000 1 6 A901 DY4 6197 000 1 6 F601 DY4 6319 000 1 ...

Page 113: ...Part 6 Electrical Diagrams ...

Page 114: ...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...

Page 115: ... 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...

Page 116: ...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 ...

Page 117: ...OTOR CONTROL 6 7 4 5 9 10 2 3 I2 C Y C Y C IC2101 PAL Y C SEP 19 21 22 23 9 4 18 17 5 IC3101 VIDEO DECODER 1 4 8 Y C CV PAL I 2 C I 2 C Y PB PR 44 43 7 13 14 67 35 80 37 39 79 32 33 68 69 66 65 73 IC4101 RGB MATIX 74 75 55 56 TP401CR TP401CB TP401Y IC4111 H V 11 1 3 13 10 2 4 12 TP4111PR TP4111PB TP4111Y I2 C H_OUT V_OUT AVV AVH 1 15 14 4 2 13 12 3 TP4151B TP4151R TP4151G TP2301R TP2301G TP2301B R...

Page 118: ...0 D6615 D6612 D6613 D6614 D6616 3 1 2 4 8 1 7 4 S5V 3 4V 5VPC 6V 16V 15V IC6618 Q6616 Q6617 IC_RST IC6608 Q6625 5VD Q6629 5VA Q6622 Q6661 D6661 D6663 9V 15VP S 5V 3 4V 9V 15VP S 5V 3 4V 15V 5VD 5VA S5V 15V 5VD 5V S5V 5VD S5V C3 3V IC391 S3 3V IC392 S2 5V IC4801 9V 15 5V Q3571 3 3VD_AC IC2302 3 3VD IC3364 5V_DV 12V IC3381 IC3502 D3571 D3501 15VP 13V D2592 D3301 D2304 9VA S5V D1604 P FAIL 1 2 K16R K...

Page 119: ...6EM 22WM 16EM 5 1YG 02DZ 120N J10EQ FA 16KZ2 2 FA 16KZ2 2 4 7KC 1 16GJ 4 7KC 1 16GJ 1 16GZ0C 1 16GZ0C 1 3GZ0 220SZ 16EM 220SZ 16EM GQFY 0 1 25KZ GQFY 0 1 25KZ 0C 1 16GZ 1 16GZ0C 12YG 02DZ 1KC GJ 1 16 7 5BG UDZS 1KC 1 16GJ 5 1YG 02DZ 1KC 1 16GJ 1KC 1 16GJ 100C 1 16GJ 100C 1 16GJ M62320FP GQFY 25KZ0 1 100WM 6 3EM 3 3KC 1 16GJ 3 3KC 1 16GJ GQFY KZ0 01 GQFY KZ0 01 220SZ 16EM GQFY 25KZ0 1 GQFY 25KZ0 1 ...

Page 120: ...GJ 0C 1 16GZ GQFY 10KZ1U 100C 1 16GJ CGQY CJ220 GQFY 10KZ1U 0C 1 16GZ 0C 1 16GZ 0C 1 16GZ 10KC 1 16GJ CGQY CJ100 J30B1260N 0 47BA 16KK 0 47BA 16KK J10AV040N NT1 56KC 1 16GJ 22KC 1 16GJ 56KC 1 16GJ 56KC 1 16GJ 22KC 1 16GJ 256G F34EA 256G F34EA 256G F34EA 256G F34EA 256G F34EA 256G F34EA 256G F34EA NTY NTY NTY NTY NTY NTY NTY 02DZ20G 02DZ20G 02DZ20G 02DZ20G 02DZ20G 02DZ20G 02DZ20G 02DZ20G 2EAA0010 J...

Page 121: ... 47 GQFZ KZ0 01 GQFZ 25KZ0 1 GQFZ 25KZ0 1 0 0 1 10GZ 6 8KC 1 16GJ X 0 0 1 10GZ 0C 1 16GZ GQFZ 0 1 25KZ NT1 100C 1 16GJ 100C 1 16GJ 0C 1 16GZ GQFZ 25KZ0 1 GQFZ 25KZ0 1 GQFZ 25KZ0 1 4 7D 25EM 0C 1 16GZ 1 16GZ0C 1 16GZ0C 1 16GZ0C 1 16GZ0C 0C 1 16GZ 0C GZ 1 16 000 1 8GZ 1 16GZ0C 1 16GZ0C 1 16GZ0C 1 16GZ0C CGQY CD8 NT1 EM2 2D 2 2KC 1 16GJ GQBY 0 022 KK GQBZ KK1000 GQFZ 25KZ0 1 NT1 GQFZ KZ0 01 0 47D EM ...

Page 122: ...G R1EA1004G R1A41004G R1EA1004G R1A41004G R1EA1004G R1A41004G R1EA1004G R1A41004G R1EA1004G R1A41004G R1EA1004G R1A41004G R1EA1004G R1A41004G R1EA1004G R1A41004G R1EA1004G 10KZ1UGQFZ 100WM 6 3EM 2R2MG L2PD 2R2MG L2PD CGQY CJ330 CGQY CJ100 CGQY CJ100 CGQY CJ100 CGQY CJ100 10KZ1UGQFZ CGQY CJ330 CGQY CJ330 CGQY CJ330 CGQY CJ330 10KZ1UGQFZ 2R2MG L2PD GQFZ 25KZ0 1 CGQY CJ100 1 16GJ33KC 1 16GJ33KC 1 16G...

Page 123: ...16GZ0C GQFZ 25KZ0 1 0C 1 16GZ 1 16GZ0C GQFZ 25KZ0 1 GQFZ 25KZ0 1 GQFZ 25KZ0 1 1 16GZ0C 1 16GZ0C 1 16GJ100C 1 16GJ100C 1 16GJ100C 1 16GJ100C 1 16GJ100C 1 16GJ100C 47WM 6 3EM GQBZ KK1000 1UGQFZ 10KZ GQFZ 0 1 25KZ X 10WR 16EM CGQY CJ33 GQFZ 25KZ0 1 GQBZ KK1000 00102 J30A 00102 J30A 0C 1 16GZ 0C 1 16GZ 100C 1 16GJ 100C 1 16GJ 6 8KC 1 16GJ GQBY KK6800 GQFZ 25KZ0 1 GQFZ 25KZ0 1 100WM 6 3EM 100KC 1 16GJ ...

Page 124: ...Z 25KZ0 1 GQFZ 25KZ0 1 GQFZ 25KZ0 1 GQFZ 25KZ0 1 GQFZ 25KZ0 1 GQFZ 25KZ0 1 GQFZ 25KZ0 1 100WM 6 3EM GQFZ 25KZ0 1 100WM 6 3EM 1 16GZ0C X 1 16GZ0C 0C 1 16GZ X X 1 16GZ0C 1 16GZ0C 0C 1 16GZ 1 16GZ0C 0C 1 16GZ 1 16GZ0C 0C 1 16GZ 10KC 1 16GJ 1 16GZ0C 1 16GZ0C 1 8KC 1 16GJ 1 8KC 1 16GJ 1 16GZ0C 0C 1 16GZ 0C 1 16GZ 1 16GZ0C X 0C 1 16GZ 8 7 6 5 4 3 2 1 14 13 12 11 10 9 8 7 6 5 4 3 2 1 352 351 350 349 348 ...

Page 125: ...Z0 1 GQFZ 0 1 25KZ GQFZ 0 1 25KZ 100WM 6 3EM 100WM 6 3EM 2 2KC 1 16GJ GQFZ 25KZ0 1 47WM 16EM GQFZ 25KZ0 1 47WM 16EM 2 2KC 1 16GJ 0C 1 16GZ 1KC 1 16GJ 2 2KC 1 16GJ GQFZ KZ0 01 2 2KC 1 16GJ GQBY KK560 5 6KC 1 16GJ 2412KR 2SC 0C 1 16GZ GQBY KK560 5 6KC 1 16GJ 2 2KC 1 16GJ 2412KR 2SC 0C 1 16GZ 0C 1 16GZ 0C 1 16GZ GQFZ 0 1 25KZ 1 16GZ0C 0C 1 16GZ 10KC 1 16GJ 10KC 1 16GJ 10KC 1 16GJ 10KC 1 16GJ GQFZ KZ0...

Page 126: ...FZ 25KZ0 1 1 16GZ0C 1 16GZ0C GQFZ 25KZ0 1 GQFZ 25KZ0 1 GQFZ 25KZ0 1 1 16GZ0C 1 16GZ0C GQFZ 25KZ0 1 1 16GZ0C 1 16GZ0C 2R2JG L2A5 CGQY CC5 GQFZ 25KZ0 1 100WM 6 3EM GQFZ 25KZ0 1 1 16GZ0C 1 16GZ0C 1 16GZ0C 1 16GZ0C 1 16GZ0C 1 16GZ0C 1 16GZ0C 1 16GZ0C 1 16GZ0C GQFZ 25KZ0 1 1 16GJ10KC 1 16GZ0C GQFZ 25KZ0 1 0 1GQFZ 25KZ GJ100C 1 16 3960G V10B 1MC 1 16GJ GQBZ KK1000 GQFZ 25KZ0 1 100WM 6 3EM 1 16GJ100C 1 1...

Page 127: ...e 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 volt ages and waveforms CAUTION Filter Board SIDE B Sub Power Board SIDE A Sub Power Board SIDE B Filter Board SIDE A Drive Board CN16C Lamp Ballast Unit K7A Filter Board K6AB Sub Power Board CN66A Main Board K8D Main Board K8G Main Board K8E Con...

Page 128: ...D7221 IC7221 D7222 D5204 D5201 IC5203 IC3802 IC3804 D3803 IC3801 Q2006 D3802 D3801 Q5007 IC101 Q2004 D5013 D5206 Q2003 Q5008 D5009 D5008 IC5001 IC5204 D5203 Q7262 IC7141 Q2001 Q2002 IC7222 1 8 K10B K10A K10D K10E K10G K10H K20A K20D K20B K20G K20H SW1001 4 K10F 1 3 6 AU1001 K10T SOLDER SIDE 1 16 8 9 R5212 R5203 R5202 R2073 R2072 R2071 R2069 R2068 R2067 R2066 R2065 R2064 R2063 R2062 R2061 R2044 R10...

Page 129: ...R1312 R1311 R1309 R1308 R1307 R1306 R1305 R1304 R1303 R1302 R1301 5 4 1 48 C392 C391 C343 C342 C341 C3301 C3303 C822 C824 21 41 40 20 1 16 R1811 R1812 R1842 R1843 R1844 R1846 R1847 R1848 R1849 R3316 R3317 R3351 R868 R869 R879 R880 C815 C817 C823 32 17 R1831 R801 R802 R805 R807 R854 R857 R858 R859 R861 R862 R866 R881 R889 R890 R891 R892 R895 R897 R898 R896 R1829 C3351 R3352 C807 C813 8 9 1 R1891 R1...

Page 130: ......

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