Canon LV-7105 Service Manual Download

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1/16GZ0C

4EM
470D

R7222

R5113

C5273

C5253

C5263

R5276

R5266

R5256

R5257

R5267

C5257

C5258

C5252

C5251

R5273

R5263

R5253

R5255

R5265

R5275

R5272

R5262

R5252

TP221G

TP221R

TP221B

T221R

T221G

T221B

R5277

C5255

C5265

C5275

R5259R

R5269G

R5279B

R5144

R5143

C6102

R6120

R6167

R6165

R6906

C5116

C5117

C5119

C5118

R6150

R6135

R258

C236

TP207

C238

L211

C258

C235

C232

C231

R242

R241

C243

C242

C241

R249

R248

R244

R245

C233

R256

R255

R6158

TP5111

TP5112

TP5113

R5115

R5110

C7225

R5279

R5269

R5259

R6157

R6156

C5113

C5114

R7224

C7221

C7222

R7221

R7228

TP7223

TP7224

R6122

RB6111

RB6113

RB6112

RB6114

RB6108

RB6106

RB6103

RB6101

RB6109

RB6107

RB6104

RB6102

RB6116

RB6118

RB6117

RB6119

RB6122

RB6121

RB6129

RB6128

RB6126

RB6127

RB6124

RB6123

R6136

R6128

R6126

R6123

R6118

R6101

C6101

R6103

C6103

R6104

R6106

R6109

R6111

C6105

C6104

R6113

R6146

C6106

R6131

C6112

R6152

R6137

R6139

R6149

R6143

R6142

C5111

C5112

L5102

C5109

C5104

R5114

TP5101

TP5103

C5108

C5107

C5106

C5101

C5102

X5101

R5109

R5108

R5107

R5103

R5106

R5104

R5141

R5137

R5138

R5136

R5139

R1932

C1901

IC1941_10

IC1941_12

IC1941_6

R1935

R1949

R1947

R1946

R1945

R1943

R1931

R1921

R1922

R1912

R1923

R1913

R1903

R1911

R1902

R1901

R5251

R5261

R5271

R6163

R246

R1933

TE6101

R6902

R6904

R6907

R6909

R6911

R6914

R6913

IC6901_15

R6918

R6919

R6921

R6923

R6924

R6926

R6927

R6928

R6929

R6932

R6933

R6936

IC6901_41

IC6901_55

IC6901_62

IC6901_68

R6942

R6943

R6944

IC6901_93

IC6901_84

IC6901_79

R6947

R6946

IC6901_111

IC6901_117

IC6901_121

C6901

C6913

C6902

C6903

C6904

C6907

C6906

C6908

C6909

C6911

C6912

R6981

R218

Q5251

R5245

R5247

Q5252

Q5253

R5249

K5C

K5C6

K5C7

K5C8

K5C9

K5C12

K5C2

R1905

R1908

L5251

L5252

TE5101

C251

R6951

R6949

C5121

L5106

C5122

L212

R6983

R6984

R6987

C5259

C5269

C5279

C239

C254

C256

C253

C252

C6117

C6113

C6114

C6116

C1902

C1931

C1941

R5191

L5191

C5191

C5192

R5246

R5248

R5250

C1942

RB5104

RB5102

RB5103

RB5101

R1936

R1950

R1948

C234

C257

S-5V

V-TH

GREF

TDI

S3.3V2

S6V

ADCDE

ODEV

H-SY

V-SY

S3.3V2

GPENSOG

CBIN

YIN

CRIN

S3.3V2

S5V

GHS

GVS

GRE7

GRE6

GRE5

GRE4

GRE3

GRE2

GRE1

GRE0

GRO7

GRO0

GRO1

GRO2

GRO3

GRO4

GRO5

GRO6

GBE5

GBE7

GBE6

GBE4

GBE3

GBE2

GBE1

GBE0

GGO7

GGO6

GGO5

GGO4

GGO3

GGO2

GGO1

GGO0

GGE7

GGE6

GGE5

GGE4

GGE3

GGE2

GGE1

GGE0

GBO7

GBO6

GBO5

GBO4

GBO3

GBO2

GBO1

GBO0

S6V

VHDREN

VUV0

VUV1

VUV2

VUV3

VUV4

VUV5

VUV6

VUV7

VY0

VY1

VY2

VY3

VY4

VY5

VY6

VY7

VHS

VVS

VFIELD

VPEN

VCLK

S-Y

VIDEO

S-C

HSYNC

RTS0(VHS)

VSS

VDD

OUT

CLK

GCLK

VCLK

S3.3V1

ADCDE1

MHSI

MVSI

VHS

VVS

DCLK

TMS

PDEN

COASTOUT

TCK

TDO

S3.3V2

ADCDE1

TDI

TMS

TDO

TCK

S3.3V2

PC/AV_SW

HSYNC

V-

V+

OUT

I-IN

OUT

V+

V-

V+

OUT

I-IN

TEST2

TEST1

HPD0

HPD1

HPD2

HPD3

HPD4

HPD5

HPD6

HPD7

IPD0

IPD1

IPD2

IPD3

IPD4

IPD5

IPD6

IPD7

IGPH

IGPV

AOUT

AGND

AI11

AI1D

AI12

AI21

AI22

AI2D

AI23

AI24

XTALI

XTAL

XTOUT

TDI

TDO

LLC(CLK)

CLPB

CLPG

CLPR

RTS0(VHS)

GPENDOG

SW480I

(SW480I)

(GREF)

)

-I

-O

DRB0

DRB1

DRB2

DRB3

DRB4

DRB5

DRB6

DRB7

VDD

GND

DGA0

DGA1

DGA2

DGA3

DGA4

DGA5

DGA6

DGB0

DGB1

DGB2

DGB3

DGB4

DGB5

DGB6

DGB7

DGA7

VDD

GND

VDD

GND

DBA0

DBA1

DBA2

DBA3

DBA4

DBA5

DBA6

DBA7

GND

PVD

CLAMP

CKINV

SCL

SDA

BA-IN

GA-IN

SOG-IN

GND

RA-IN

GND

(IC301 165P)

PCCLK

GREF

HS_SW

TDI

(B_IN)

(G_IN)

(R_IN)

(K50A)

)

(IC301 222P)

)

(K5DA)

)

(IC1804 13P)

(IC301 213P)

(IC301 155P)

(IC321 6P)

(IC301 14P)

(IC301 89P)

(IC301)

(IC301 100P)

(IC301 99P)

(IC301 223P)

(IC5281 8P)

(IC301)

(IC1807 19P)

(IC321 7P)

(IC301 98P)

(IC301 26P)

(VCC)

YZ7

YZ6

YZ5

YZ4

YZ3

YZ2

YZ1

YZ0

GND

(VCC)

VCC(Y0)

GND

Y0(VCC)

CRZ7

CRZ6

CRZ5

CRZ4

CRZ3

CRZ2

CRZ1

CRZ0

GND

CR0(VCC)

CR7

CR6

CR5

CR4

CR3

CR2

CR1

)

)/P

)

ODG0

ODG1

ODG2

ODG3

ODG4

ODG5

ODG6

ODG7

GND

ODGZ0

ODGZ1

ODGZ2

ODGZ3

ODGZ4

ODGZ5

ODGZ6

GND

VCC

/1NIT

ODGZ7

ODB0

ODB1

ODB2

GND

ODB3

/LDC

ODB4

ODB5

ODB6

ODB7

)

0(V

)

DDE

DDI

SSI

DDI

DDE

SSA0

DDE

DDA0

DDA1

SSA1

DDA2

SSA2

XDD

XSS

DDE

(IC301 100P)

(IC6101 118P)

(IC6101 44P)

(IC6101 111P)

(IC6101 112P)

ADCDE2

CONT_TH9

GND

HSYNC

CONT_TH8

CONT_TH7

GREF

CONT_TH6

XTAL

GND

CR7

CR6

TMS

ADCDE

VCCIO

CLAMPIN

GND

CB7

CB6

COASTIN

GND

CONT_TH5

CONT_TH4

CONT_TH3

VCCIO

GND

COASTOUT

GND

TCK

GND

VCCIO

VSYNCO

TDO

GND

(IC1804 16P)

DEC1

V_RST

SYNCLK

GND

VCC

128 127 126 125 124 123 122 121 120 119 118 117 116 115 114 113 112 111 110 109 108 107 106 105 104 103

102

101

100

160

159

158

157

156

155

154

153

152

151

150

149

148

147

146

145

144

143

142

141

140

139

138

137

136

135

134

133

132

131

130

129

128

127

126

125

124

123

122

121

120 119 118 117 116 115 114 113 112 111 110 109 108 107 106 105 104 103 102 101 100 99

100 99

37 38 39 40 41 42 43

44 45 46 47 48 49 50 51

52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72

100

101

102

103

104

105

106

107

108

109

110

111

112

113

114

115

116

117

118

119

120

121

122

123

124

125

126

127

128

129

130

131

132

133

134

135

136

137

138

139

140

141

142

143

144

MP6AA-03

H-SYNC

V-SYNC

R/Cr/Pr

G/Y

B/Cb/Pb

S-C

S-Y

VIDEO

DIGITAL

VIDEO

DECORDER

IC5101

SAA7114H

IC7221

TC74LCX14FT

HD74LVC14T

IC1931

TC74VCX125FT

IC1921

TC7WH125FU

IC1911

TC7WH125FU

IC1901

TC7WH125FU

IC1941

TC74VCX04FT

IC5251

AD8057ART

IC5252

AD8057ART

IC5253

AD8057ART

TP221R

TP221G

TP221B

TP7223

TP7224

IC202

AD9884AKS-140

A/D

CONVERTER

IC231

BA033FP-E2

IC6102

MN1382-Q-TX

IC6901

EPM3256ATC144-10

SYNC

SEPARATOR

COMPOSITE

INPUT

IC6101

LC24193AT-TH5

DIGITAL

RGB

MATRIX

SCAN

CONVERTER

IC301

GHS

GVS

MAIN BOARD

VHS

VVS

TP207

SCAN

CONVERTER

IC301

B/Cb/Pb

G/Y

R/Cr/Pr

TP5111

TP5112

TP5113

IC5102

BA033FP-E2

0.3V

0.6V

3.3V

0.4V

3.1V

0.3V

3.3V

0.2V

5.0V

0.6V

5.0V

0.8V

0.2V

5.0V

0.7V

0.6V

-5.6V

0.5V

5.0V

0.5V

0.6V

-5.6V

0.5V

5.0V

0.5V

0.6V

-5.6V

0.5V

5.0V

0.5V

0.3V

(SCH_MP6PA/PP6PA)

Summary of Contents for LV-7105

Page 1: ...UAL English Edition LV 7105U D78 5132 LV 7105E D78 5133 By Portable Document Format 1 General 0 PREFACE 2 Repair 3 Adjustment 4 Troubleshooting 5 Parts Catalog 6 Electrical Diagrams To Contents DY8 17...

Page 2: ......

Page 3: ...CANON Multimedia Projector LV 7105U D78 5132 LV 7105E D78 5133 SERVICE SMANUAL...

Page 4: ...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 i...

Page 5: ...about the tools required and their application Part 3 Adjustment Provides information for disassembly reassembly and adjustment of the product about the tools required and their application Part 4 Tro...

Page 6: ...Cross point 2 CY9 5005 000 Assembly Disassembly II Description Specifications Remarks Digital Multi meter 1mV 500V DC Electrical Adjustment Video Signal Generator Color Bars and Gray Scale Electrical...

Page 7: ...Projection Lens 1 13 4 3 Hybrid gamma correction 1 14 4 4 Fan speed control 1 14 5 CONNECTING 1 16 5 1 Connection to the computer 1 16 5 2 Connecting to the video equipment 1 17 6 SETTING UP THE PROJE...

Page 8: ...17 7 LAMP REPLACEMENT 2 18 Part 3 Adjustment 1 BEFORE ADJUSTMENTS 3 1 1 1 Adjustments after Parts Replacement 3 2 1 2 Service Adjustment Menu Operation 3 3 1 3 Service Conditions 3 4 1 4 Service Adju...

Page 9: ...IONS 4 9 2 1 System Control I O Port Functions 4 9 3 WAVEFORMS 4 11 4 IC BLOCK DIAGRAMS 4 14 Part 5 Parts Catalog Part 6 Electrical Diagrams 1 PARTS DESCRIPTION AND READING IN SCHEMATIC DIAGRAM 6 1 2...

Page 10: ......

Page 11: ...Part 1 General Information...

Page 12: ......

Page 13: ...solution The diversity of presentation machines does not stop there however every manufacturer of liquid crystal projectors offers compact portable inexpensive models equipped with a 0 7 inch liquid c...

Page 14: ...lly detects PC vertical and horizontal scan frequencies 2 Video color system Automatically detects system NTSC PAL SECAM NTSC4 43 PAL M PAL N can be selected from menu bar 3 Tracking Auto Imaging func...

Page 15: ...ted with offsets up to 15 degrees A simple operation gives a square image without adjusting the height of the projector Gamma Correction To avoid washed out whites and murky blacks the user can contro...

Page 16: ...he ceiling or used as a rear screen projector Reduced lamp problems Replace Lamp Indication 1 The replace lamp indicator shows when it is time for a change 2 Lamp replacement by the user is simple The...

Page 17: ...0 8 Contrast ratio 300 1 9 Horizontal resolution 550 TV lines 10 Projection lens 28 8 to 34 5mm 1 1 7 to 1 9 x1 2 11 Lens shifting U D ratio 12 1 12 Elevation adjustment UP by 7 5 13 Size of projectio...

Page 18: ...89mm x 90 5mm x 322 7mm 7 44 x 3 56 x 12 70 Including adjustable feet and lens 26 Net Weight 2 8Kg 6 17 lbs 2 2 Connectors 1 Computer input Signal input HDB 15 pin x 1 Audio input Mini stereo jack x 1...

Page 19: ...1 7 Power Cord Connector Projection Lens Speaker Infrared Remote Receiver Lens Cover Air Intake Vent Zoom ring Focus Ring Foot Lock Latch Exhaust Vent Air Intake Vent Air Intake Vent Lamp Cover Air F...

Page 20: ...ashes green in Power Management mode LAMP INDICATOR This indicator is dim when the projector is turn on And bright when the projector is stand by mode LAMP REPLACE INDICATOR This indicator turns to ye...

Page 21: ...terminal CONTROL PORT Mini DIN 8 pin type When controlling the computer with the Remote Control of this projector connect the mouse port of the computer to this terminal COMPUTER AUDIO INPUT Mini ste...

Page 22: ...ect the mouse port of the personal computer to this terminal This terminal does not adapt the PC98 type mouse port Part 1 General Information 1 10 5 1 2 3 4 10 9 6 7 8 15 14 13 11 12 Red Input Ground...

Page 23: ...in Digital Zoom mode NO SHOW BUTTON Used to turn the picture into black image AUTO IMAGE BUTTON Used to operate Auto Image function POWER BUTTON VOLUME BUTTON COMPUTER BUTTON Use to select Computer in...

Page 24: ...ntrol is approximately 5m 16 4 and 60 in front of the projector Precautions Prevent the direct sunlight or strong light from lighting apparatus from striking the infrared remote receiver on the projec...

Page 25: ...special mercury silver color that is easy to see in dim light and also serves as a design accent point 4 2 Projection lens The newly developed zoom optics system which has XGA compatible F1 7 specs T...

Page 26: ...level 39dB during normal operation There are two temperature sensors sensor 1 measuring ambient room temperature and sensor 2 measuring the temperature in the area of the LCD panels The outputs of the...

Page 27: ...ormation 1 15 Fan Drive Voltage 13V 12V 11V 10V 9V 27 C 41 C 47 C Room Temperature Sensor 1 Sensor 2 35 C 37 C 49 C 51 C 55 C 57 C Unit shutdown Temperature Fan Noise 39dB Fan Noise 43dB Intake Fan Ex...

Page 28: ...pe Speaker Stereo Audio Amplifier Control Cable for Serial Port Optional Serial Port PS 2 Port Audio Output Audio Input CONTROL PORT AUDIO OUT COMPUTER AUDIO IN COMPUTER IN ADB Port Control Cable for...

Page 29: ...Output Component Video Output Video Cassette Recorder Video Disc Player Video Source example Component video output equipment DVD Player HDTV etc S Vdeo Cable Not supplied Audio Cable RCA Mini Stereo...

Page 30: ...nses mirrors and other optical parts resulting in impaired image quality Also do not install the projector in high or low temperature locations 3 Operating temperature range 5 C to 35 C 4 Storage temp...

Page 31: ...blurred images 6 Screen and room brightness Do not install the projector where sunlight or lighting directly strikes on the screen If sunlight or light from lighting strikes on the screen image will a...

Page 32: ...19 SVGA 6 800 x 600 37 90 61 03 SVGA 7 800 x 600 34 50 55 38 SVGA 8 800 x 600 38 00 60 51 SVGA 9 800 x 600 38 60 60 31 SVGA 11 800 x 600 38 00 60 51 ON SCREEN DISPLAY RESOLUTION H Freq kHz V Freq Hz...

Page 33: ...Part 2 Repair Information...

Page 34: ......

Page 35: ...AND PROPERLY SECURED 4 Before replacing the cabinet cover thoroughly inspect the inside of the cabinet to see that no stray parts or tools have been left inside Before returning any projector to the...

Page 36: ...There is the thermal switch SW902 inside of the projector to prevent the internal temperature from rising abnormally When the internal temperature reaches near 100 C turn off the AC main power supply...

Page 37: ...WARNING indicator still continues to flash there may be defects on cooling fans or power supply circuits Please check fan operation and power supply lines referring to the Power Supply Lines Chart 2 4...

Page 38: ...The air filter is small parts Take care that children don t eat or swallow it We recommend to avoid dusty smoky place for operating the projector Using in dusty place may cause the picture of poor qu...

Page 39: ...f forward 4 Pull the Cabinet Top upward while opening the arrow indicated part of it toward outside 3 2 Cabinet Front and Speaker Removal 1 Remove 4 screws 2 top and 2 bottom A and take the cabinet fr...

Page 40: ...9 screws and remove the main board upward 3 4 Fuse Removal 1 Remove a screw and pull the line filter cover upward and then replace the fuse if required Part 2 Repair Information 2 6 Fig 2 6 Fig 2 7 Ma...

Page 41: ...s y off upward 3 6 Line Filter Board Removal 1 Remove a screw A and remove a grounding lead 2 Remove 2 screws B and take the line filter ass y off upward 3 Remove the line filter board from line filte...

Page 42: ...rom the lamp ballast unit and remove 4 screws D and take the lamp ballast board off from the holder 5 Remove the fan FN905 from the holder 3 8 Power Board Removal 1 Remove 2 screws A and take the powe...

Page 43: ...ews D and fan FN901 3 10 Audio Amp Board Removal 1 Remove a screw A bottom side and 2 screws B and then pull the power unit holder upward 2 Remove 2 screws C and take the audio amp board off from the...

Page 44: ...Remove 2 screws C and fan FN904 and remove 2 screws D and fan holder 3 12 AC Inlet Ass y Removal 1 Remove a screw A and a grounding lead 2 Remove 2 screws B and pull the AC inlet ass y upward Part 2...

Page 45: ...semblies 2 Remove 4 screws and remove the Projection Lens 4 2 Optical Unit Top Removal 1 Remove the Cabinet top front main board component boards and power unit cover following to Mechanical Disassemb...

Page 46: ...ator lens 4 4 Relay Lens Ass y Disassembly 1 Remove the cabinet top front main and component boards following to Mechanical Disassemblies 2 Remove 2 screws A and take the relay lens ass y off upward 3...

Page 47: ...hex driver and take the LCD Panel Prism ass y off upward from the optical unit 3 Remove each screw and take the each polarized glass out off upward Part 2 Repair Information 2 13 Hook Polarized Glass...

Page 48: ...c mirror G 4 Prism Ass y PBS 15 Condenser lens 5 Condenser lens OUT 16 Polarized glass OUT R 6 Dichroic mirror R 17 Polarized glass OUT G 7 Mirror R 18 Polarized glass OUT B 8 Condenser lens R 19 Pola...

Page 49: ...e 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 Integrator Lens Adjustment and Relay Lens Adjustment f...

Page 50: ...dure 1 Loosen 4 screws 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 t...

Page 51: ...er 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...

Page 52: ...G MENU will appear 2 Press the POINT DOWN button and a red arrow icon will appear Move the arrow to Lamp age and then press the SELECT button The message Lamp replace monitor Reset is displayed 3 Sele...

Page 53: ...he accumulated illumination time of the lamp reaches 1000 hours This is to indicate that lamp replacement is required You can check the accumulated illumination time of the lamp by following procedure...

Page 54: ......

Page 55: ...Part 3 Adjustment...

Page 56: ......

Page 57: ...nt When IC302 is replaced with new one the CPU writes down the default data of the service adjustments to the replaced IC refer to the service adjustment table As these data are not the same data as f...

Page 58: ...tment Component gain adjustment AV gain adjustment PSIG Adjustment Signal center adjustment PC Gamma off video adjustment PC AV signal adjustment 1 PC AV signal adjustment 2 S H clock adjustment Commo...

Page 59: ...ter or button and change the data value by pressing the pointer or button Refer to the Service Adjustment Data Table for further description of adjustment item no and data value To return to the norma...

Page 60: ...rocedure below Fan Control Setting Procedure 1 Enter to the service mode 2 Select adjustment item no 29 and change data value to 0 to 1 Now the cooling fans operate in maximum 3 Exit from the service...

Page 61: ...ol spec 18 DAC RGB GAIN SUB CONTRAST 20 20 0 63 Sub CONT refer to DAC IC Control and User control spec 19 S H B CK 17 0 255 Display Blue test pattern where Service No2 setting position 20 S H G CK 18...

Page 62: ...ion Horizontal 480i 520 308 Position Vertical 480i 393 309 Expand Ratio Vertical 575i 21 For Component mode and RGB PAL 310 Expand Ratio Horizontal 575i 25 311 Position Horizontal 575i 519 312 Positio...

Page 63: ...follows 1 Connect a digital voltmeter to pins 1 and 3 of K6C 2 Adjust the voltage by using VR01 as following AC Input Reading 230V 380V 2V 120V 372V 2V 2 2 Fan Voltage Adjustment 1 Connect a digital v...

Page 64: ...ssis ground 8 Select item no 277 and change data value to adjust the pedestal level and black level to be same level 2 4 PC Gain Adjustment 1 Receive the 16 step gray scale computer signal 2 Set to CO...

Page 65: ...value to adjust a to be 1 05 0 01Vp p Component G gain adjustment 5 Connect an oscilloscope to test point TP2221G and chassis ground 6 Select item no 273 and change data value to adjust a to be 1 05 0...

Page 66: ...select item no 30 and change data value to adjust a to be 1 05 0 01Vp p 2 7 PSIG Adjustment 1 Receive the 16 step gray scale computer signal 2 Set to COMPUTER mode 3 Connect an oscilloscope to test p...

Page 67: ...e to be 7 30 0 05V by using VR563 2 9 PC AV Gamma Off Adjustment PC gamma off adjustment 1 Receive the 16 step gray scale computer signal 2 Set to COMPUTER mode 3 Connect an oscilloscope to test point...

Page 68: ...be 4 00 0 01Vp p R video adjustment 6 Connect an oscilloscope to test point TP501R and chassis ground 7 Enter to the service mode and select COMPUTER mode 8 Select item no 13 and change data value to...

Page 69: ...ale video signal 6 Set to VIDEO mode 7 Connect an oscilloscope to test point TP503G and chassis ground 8 Enter to the service mode select item no 15 and change data value to adjust b to be 1 85 0 01Vp...

Page 70: ...ance adjustment 1 Receive the 16 step gray scale computer signal 2 Set to COMPUTER mode 3 Enter to the service mode select item no 16 Red or 17 Blue and change data values respectively to make a prope...

Page 71: ...white balance at darker portion of the screen AV black balance adjustment 7 Receive the 16 step gray scale component video signal 8 Set to VIDEO Component mode 9 Select item no 9 Red or 10 Blue and c...

Page 72: ...e B Contrast project blue light only 2 Loosen a screw A Fig 3 11 3 12 on the polarized glass mounting base which you intend to adjust 3 Adjust a slots B as shown in Fig 3 11 to obtain the darkest brig...

Page 73: ...screen as shown in Fig 3 13 loosen 1 screw A with the 2 0mm hex driver and adjust a slot B to make color uniformity in yellow by turning a slot screwdriver 2 If the color shade appears on the top or b...

Page 74: ...Part 3 Adjustment 3 18 Fig 3 13 Fig 3 14 a b a b Moving of slot B Slot B A Yellow y x Moving of Slots D Slot D C Slot D C y x Yellow...

Page 75: ...of relay lens ass y to make color uniformity in white If the color shade appears on the left or right of the screen as shown in Fig 3 15 loosen a screw A with the 2 0mm hex driver and adjust the slot...

Page 76: ...531 IC3301 TP506B TP505B TP1531 TP561 TP571 IC561 TP1571 TP1401 TP6602 TP1451 TP3322 TP511 TP501 TP3321 TP502R TP501R TP6601 TP6603 TPDHS TPDVS TP531 TP541 TP504G TP503G TP5103 TP5112 TP5111 TP5101 TP...

Page 77: ...Part 4 Troubleshooting...

Page 78: ......

Page 79: ...e Temp board or IC2831 on the main board may detect the abnormal temperature inside of the projector If one of these ICs detects the abnormal temperature this projector will be turned off automaticall...

Page 80: ...POWER FAIL signal is correct Pin 13 of K3D L abnormal 10 Check that the 12V is observed at test points TP6601 TP6602 and TP6603 11 Check that the LAMP_SW signal is correct Pin 4 of K8CC H On 12 Check...

Page 81: ...Memo Part 4 Troubleshooting 4 3...

Page 82: ...the LAMP_BST_SW signal at pin 12 of K3D is correct H Power ON Check that the LAMP_POW signal at pin 2 of IC2882 is correct KEY SW LAMP_BST_SW IC1803 FAN_DRIVE Abnormal H Power On H Power On H Power O...

Page 83: ...P F C circuit Check that the thermal switch TSW611 is operating If temperature at peraiphery of P F C circuit reaches 95 C TSW611 turns on TSW611 OPEN Normal Q671 Q681 IC2641 IC2681 Check that the FA...

Page 84: ...correct Pin 4 of IC001 2 Check that audio signal is observed at pin 2 of IC001 3 Check the MUTE signal at pin 3 of IC001 Pin 3 of IC001 Mute On H 4 Check that Vcc voltage 12V is applied at pins 1 and...

Page 85: ...g test points TP211 TP221R TP2211R R signal TP212 TP221G TP2221G G signal TP213 TP221B TP2231B B signal 4 Check that the signals are observed at following test points TPDHS TP3322 V Sync TPDVS TP3321...

Page 86: ...17 TP218 TP221R TP221G TP221B TPDVS TPDHS IC5251 IC5252 IC1451 IC1002 IC1001 IC5282 IC5253 TP2211R TP2221G TP2231B IC2211 IC2221 IC2231 S C S Y VIDEO H SYNC V SYNC R G B AV BOARD COMPO NENT BOARD MAIN...

Page 87: ...igh PortB5 I O Not used Fixed High PortB6 I O M_SCL IIC CLK PortB7 I O M_SDA IIC DATA IC1803 12 O Mute Mute Mute OFF High 13 O LAMP_REP_LED Lamp Replace LED Drive ON High 14 O READY_LED Ready LED Driv...

Page 88: ...put Clock ON High 15 O LIM OFF 16 O Not used 17 O Not used 18 O CTS33 RS232C Relation 19 O 480I_SW 1080i 1035i 720p Low others to High IC1808 2 I KI1 Main Key Switch 3 I KI2 Main Key Switch 4 I KI3 Ma...

Page 89: ...art 4 Troubleshooting 4 11 3 WAVEFORMS TP218 TP208 AV VIDEO TP207 TP7223 AV H SYNC TP221R TP221G TP221B VIDEO TP7224 AV V SYNC TPDHS DHS TPDVS DVS TP2211R D A R OUTPUT TP1401 TP1451 PSIG for R B and G...

Page 90: ...Troubleshooting 4 12 TP2221G D A G OUTPUT TP2231B D A B OUTPUT TP531 S H G INPUT TP501 S H R INPUT TP511 TP1501 S H R OUTPUT TP541 TP1531 S H G OUTPUT TP503G TP504G S H G OUTPUT TP501R TP502R S H R O...

Page 91: ...Part 4 Troubleshooting 4 13 TP561 S H B INTPUT TP571 TP1571 S H B OUTPUT TP505B TP506B S H B OUTPUT...

Page 92: ...Part 4 Troubleshooting 4 14 4 IC BLOCK DIAGRAMS FA5332M Power Factor Control IC01 AN5265 AUDIO OUTPUT IC001...

Page 93: ...Part 4 Troubleshooting 4 15 PW164 10RK System Control Scan Converter IC301 CXA2111R LCD Driver IC401...

Page 94: ...Part 4 Troubleshooting 4 16 M62358FP DAC IC431 CXD3503R White Uniformity Compensation IC471...

Page 95: ...Part 4 Troubleshooting 4 17 CXA2112R Sample Hold IC501 IC531 IC561 IC1501 IC1531 IC1561 STR Z2156 Power Switching Control IC631...

Page 96: ...Part 4 Troubleshooting 4 18 IDT71V016S RAM IC811 CXA2016S Sync Separator IC1021...

Page 97: ...Part 4 Troubleshooting 4 19 MC10H351ML IC1501 LM76CHMX Thermal Sensor IC1831 IC1832...

Page 98: ...200 AV9155C PLL IC1961 REFERENCE CLOCK CPU CLOCK OUTPUT BUFFERS 2XCPU CPU AGND POWER DOWN GND VDD 14 318MHz 14 318MHz SCLK20 22 3 14 318MHz crystal OE 17 18 10 8 9 12 15 16 14 13 11 19 20 3 2 7 1 6 KB...

Page 99: ...Part 4 Troubleshooting 4 21 TC4053BF Switching IC5001 SAA7114H Digital Video Processor IC5101...

Page 100: ...Part 4 Troubleshooting 4 22...

Page 101: ...Part 5 Parts Catalog...

Page 102: ......

Page 103: ...PARTS CATALOG Multimedia Projector LV 7105U REF NO D71 5132 LV 7105E D71 5133 Power Projector LV 7105J D71 5131...

Page 104: ......

Page 105: ...4 42 e 52 52 47 42 42 42 42 46 46 46 46 46 46 47 47 47 25 46 47 47 35 47 46 46 29 49 49 28 47 47 27 42 42 34 24 46 31 26 41 30 41 41 41 51 43 43 43 f 41 32 23 33 g 37 53 Page 1 CANON LV 7105J REF No D...

Page 106: ...Y4 6034 000 C 1 HOLDER AC INLET 27 DY4 6035 000 C 1 HOLDER LINE FILTER BOTTOM 28 DY4 6036 000 C 1 HOLDER LINE FILTER TOP 29 DY4 6037 000 C 1 DUCT L TOP 30 DY4 6038 000 C 1 DUCT L BOTTOM 31 DY4 6039 00...

Page 107: ...70 50 50 50 50 48 48 48 48 48 44 44 44 44 62 45 45 45 45 45 45 45 69 22 75 76 77 80 79 78 21 63 Page 2 CANON LV 7105J REF No D78 5131 LV 7105U D78 5132 LV 7105E D78 5133...

Page 108: ...48 000 F 7 SCREW 48 DY4 6049 000 F 5 SCREW 50 CY2 8232 000 F 4 SCREW 62 DY4 6103 000 C 1 PRISM LCD ASS Y 63 DY4 6052 000 C 1 LENS INTEGRATOR IN 69 DY4 6058 000 C 1 LENS RELAY OUT 70 DY4 6104 000 C 1 L...

Page 109: ...80 77 78 75 71 72 81 76 79 66 82 68 67 73 74 69 73 65 61 64 63 Page 3 CANON LV 7105J REF No D78 5131 LV 7105U D78 5132 LV 7105E D78 5133...

Page 110: ...6 000 C 1 LENS CONDENSER B 68 DY4 6057 000 C 1 LENS RELAY IN 69 DY4 6058 000 C 1 LENS RELAY OUT 71 DY4 6060 000 C 1 LENS CONDENSER R 72 DY4 6061 000 C 1 MIRROR R 73 DY4 6062 000 C 2 MIRROR B 74 DY4 60...

Page 111: ...A001 A200 A2800 A1800 A600 SP901 SW904 FN905 FN901 IL901 L901 L902 L903 F601 POWER P C B A901 SW902 A1000 FN902 FN904 FN903 LP900 Page 4 CANON LV 7105J REF No D78 5131 LV 7105U D78 5132 LV 7105E D78...

Page 112: ...EMP A2800 DY4 6113 000 C 1 PCB ASS Y R C POWER DY4 6116 000 D 1 PCB ASS Y POWER F601 CY2 8376 000 D 1 FUSE 250V 4A FN901 DY4 6075 000 D 1 FAN FN901 FN902 DY4 6076 000 D 1 FAN FN902 FN903 FN903 DY4 607...

Page 113: ...U 1 U 2 V 1 V 2 W 1 X 1 Z Page 5 CANON LV 7105J REF No D78 5131 LV 7105U D78 5132 LV 7105E D78 5133...

Page 114: ...5859 000 B 1 COVER REMO CON BATTERY V 1 CY2 8293 000 D 1 POWER CORD AC120V FOR LV 7105U V 1 CY2 8295 000 D 1 POWER CORD AC240V FOR LV 7105E V 1 CY2 8299 000 D 1 POWER CORD AC100V FOR LV 7105J V 2 CY2...

Page 115: ...5803 000 11 3 65 DY4 6054 000 1 5 U 2 DY4 5859 000 1 3 66 DY4 6055 000 1 5 X 1 DY4 5909 000 1 3 67 DY4 6056 000 1 1 52 a DY4 5988 000 11 3 68 DY4 6057 000 1 1 b DY4 6010 000 1 2 3 69 DY4 6058 000 1 1...

Page 116: ...00 000 1 1 32 DY4 6101 000 1 1 37 DY4 6102 000 1 2 62 DY4 6103 000 1 2 70 DY4 6104 000 1 5 Z DY4 6105 000 1 4 A901 DY4 6106 000 1 4 FN904 DY4 6107 000 1 4 LP900 DY4 6108 000 1 4 A100 DY4 6109 000 1 4...

Page 117: ......

Page 118: ...Part 6 Electrical Diagrams...

Page 119: ......

Page 120: ...oltage Excepting electric capacitors all capacitance values of less than 1 are expressed in F and more than 1 are in pF Capacitor Reading Mark Material E Electrolytic P Electrolytic non polarized C Ce...

Page 121: ...Chip type Example 1 2 D J 10K B Example 6 W K 8 2 Example 1 2 C K 1M Resistor Reading Characteristic Z Carbon fuse B Non burnable Resistance value Tolerance see below table Material see below table Ra...

Page 122: ...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...

Page 123: ...OMITY CORR IC3301 TIMING CONTROLLER IC3391 BUFFER I O EXPAND RC SIGNAL IN MOUSE TXD TXD RXD KEY CONTROL POWER NORMAL VOLUME AUTO IMAGE MENU MODE P UP P DOWN P LEFT P RIGHT ENTER RC PREAMP COMPUTER IN...

Page 124: ...4 7 8 13 12 11 15 5V 5V_SW 5V_SW P FAIL LAMP_BST_SW LAMP_BST_SW 5VD Q2701 IC2641 15 5V1 D2641 D2501 REG SW IC2651 D2651 REG SW 12V2 IC2671 D2671 REG SW IC2661 D2661 REG SW 12V IC2691 D2691 REG SW 12V...

Page 125: ...VCA J20B 00100 J20B 00100 J10EM 020N 4A250V TCSL 275GM 0 22 UVCA F35B 0880N 275GM 0 22 UVCA 275GM 0 22 UVCA 400KK 1000XH J10EM 020N J30B1260N KZ0 1FA 1 10GZ 0 0 KK680 BA 1 10GJ22K KZ0 1FA CJ68 GA 1 10...

Page 126: ...100C KZ0 01 GQFY AH 1 16GJ 2 2KC 1 16GJ 10KC 6 3EM 220WM 6 3EM 220WM AJ 1 16GJ 1KC 1 16GJ 10C 1 16GF 62C 1 16GZ 0C 1 16GZ 0C AH 1 16GJ 2 2KC 6 3EM 220WM 1 16GJ 10KC J10EG030G KZ0 01 GQFY AJ KZ0 01 GQF...

Page 127: ...VHS VSS VDD OUT CLK GCLK VCLK S3 3V1 HS ADCDE1 MHSI MVSI VHS VVS MVSI MHSI ADCDE1 CLK Y0 Y1 Y2 Y3 Y4 Y5 Y6 Y7 CB0 CB1 CB2 CB3 CB4 CB5 CB6 CB7 HS DCLK TMS PDEN COASTOUT TCK TDO S3 3V2 ADCDE1 COASTOUT...

Page 128: ...C_SW M_SCL M_SDA PORTB1 LAMP_BST SW SCL_IN 5V_SW 3L_EN IO_RESET BOOTWE DGE4 DBE0 DGE3 DBE1 DGE7 DGE5 DBE4 DBE6 DBE2 DGE6 DEN DBE7 DBE5 DBE3 DVS DHS DCLK PTSTEN A19 A18 DGE2 A B C D E F G H J K L M N P...

Page 129: ...Z 0C 1 16GZ 0C 25KZ 0 1GQFY 25KZ 0 1GQFY 6 3VM 100E 16EM10D 1 16 GJ 10KC 1 16GZ 0C 1 16GZ 0C 1 16GZ0C 1 16GZ0C 1 16GZ0C 1 16GZ0C 1 16GJ 1 5KC 1 16 GJ1KC 1 16GJ 1KC 1 16 GJ390C 1 16 GJ1KC 25KZ 0 1GQFY...

Page 130: ...09 R2608 R1975 R3373 R3382 R3383 R3384 R3372 R3386 R3371 R3381 C3381 VR6601 R6655 R6658 R6602 R6605 R6604 Q6601 R6606 Q6602 R6607 C6601 R6603 R6613 R6650 R6600 R6656 C2606 C2626 C2641 R3360 TP6601 TP6...

Page 131: ...25 K3R27 K3R29 K3R51 R2504 R2505 L2502 C2503 C2502 C2504 D2503 C2506 C2507 R2506 R2507 R2508 R2509 R2510 R2511 R2512 R2513 R2514 R2515 K3R33 K3R35 K3R37 K3R39 K3R43 K3R45 K3R47 K3R49 K3R53 C2509 R2516...

Page 132: ...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 volt ages and waveforms CAUT...

Page 133: ...t Board SIDE A AV Board SIDE A R C Board SIDE A K33G K8A Main Board Main Board K8D Main Board K50B K50A G LCD Panel R LCD B LCD Main Board K33R Main Board K33B FN902 FN904 Component Board SIDE B AV Bo...

Page 134: ...K6K FN905 Main Board SIDE B FN903 Lamp Ballast Unit Audio Amp Board K6P FN901 Component Board K3R Component Board K3A K10B K10A AV Board Power Board K6J Component Board K3G Temp Board K8H R C Board K2...

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Canon LV-7105, Service Manual

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