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Canon D78-5152, D78-5153, LV-5110E 3.4 Computer Input terminal, 3.5 Control port connector

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3.4 Computer Input terminal

Connect the display output terminal of the computer to this terminal with the VGA

Cable (attached).

When connecting the Macintosh computer, the MAC Adapter (optional) is required.

3.5 Control port connector

When controlling the computer with the remote control of this projector, connect 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

9 678

15 14 13 1112

Red Input

Ground (Horiz.sync.)

Green Input

Sense 2

Blue Input

Ground (Red)

Ground (Green)

Ground (Blue)

No Connect

Horiz. sync.

Ground (Vert.sync.)

Sense 1

Sense 0

Vert. sync.

Reserved

Fig. 1-5

8 7 6

-----

CLK

DATA

GND

-----

GND

-----

RXD

-----

GND

RTS

TXD

GND

-----

ADB

-----

GND

-----

GND

PS/2 Serial ADB

Fig. 1-6

Contents

Main SERVICE MANUAL Page Page Page PREFACE 1. Service Manual Composition 2. Model Differences 3. Tools & Test Equipment CONTENTS Part 1: General Information III Part 2: Repair Information Part 3: Adjustment IV Page Page Page Page 1. FEATURES 1.1 Development objectives Fig. 1-1 LV-5110 1-1 1.2 Major Features 1-2 1.3 LV-5110 Features (Details) 1-3 1-4 1-5 2. LV-5110 SPECIFICATIONS 2.1 Main unit 2.2 Connectors 2.3 Accessories 1-6 2.4 Other specifications 3. NOMENCLATURE 3.1 Main unit Fig. 1-2 1-7 3.2 Top controls Fig. 1-3 1-8 3.3 Rear panel terminals Fig. 1-4 COMPUTER IN 1-9 S VIDEO 3.4 Computer Input terminal Fig. 1-6 1-10 3.5 Control port connector Fig. 1-5 3.6 Remote control Fig. 1-7 1-11 3.7 Operating range Fig. 1-8 1-12 4. COMMENTARY 4.1 External appearance design 1-13 4.2 Hybrid gamma correction 4.3 Fan speed control Fig. 1-9 1-14 5. CONNECTING 5.1 Connection to the computer Fig. 1-10 MAC Adapter AUDIO OUT 5.2 Connecting to the video equipment 1-16 Video Source (example) Fig. 1-11 6. SETTING-UP THE PROJECTOR 6.1 Positioning the projector Fig. 1-12 1-17 6.2 Installation precautions Page Page Page Page Page 1. SAFETY INSTRUCTIONS 2-1 2. CIRCUIT PROTECTIONS 2.1 Fuse Fig. 2-2 [How to replace the fuse] 2.2 Thermal Switch 2.3 Warning Temperature and Power Failure Protection Possible causes Fig. 2-3 2.4 Air Filter Care and Cleaning 2-3 2-4 3. MECHANICAL DISASSEMBLIES 3.1 Cabinet Top Removal Fig. 2-5 3.2 Cabinet Front and Speaker Removal 2-5 Page 3.5 AV and Component Board Removal Fig. 2-8 3.6 Line Filter Board Removal 2-7 Fig. 2-9 3.7 Lamp Ballast Unit Fan (FN905) Removal Fig. 2-10 3.8 Power Board Removal Fig. 2-11 2-8 3.9 Optical Unit and Fan (FN901) Removal Fig. 2-12 3.10 Audio Amp. Board Removal 2-9 3.11 Fans (FN902, FN903, FN904) Removal Fig. 2-14 3.12 AC Inlet Assy Removal 2-10 Fig. 2-15 4. OPTICAL PARTS DISASSEMBLIES 4.3 Integrator Lens Assy Disassembly Fig. 2-18 Fig. 2-19 4.4 Relay Lens Assy Disassembly 2-12 4.5 Polarized Glass-in Assy Disassembly 4.6 Polarized Glass-out Assy Disassembly 2-13 Fig. 2-20 Fig. 2-21 Page 5. LCD PANEL/PRISM ASSY REPLACEMENT 5.1 LCD Panel/Prism Assy Removal 2-15 Fig. 2-23 5.2 Note on LCD Panel/Prism Assy Mounting Mounting Procedure Fig. 2-24 2-16 6. CLEANING Cleaning with air spray Disassembly cleaning 2-17 2-18 7. LAMP REPLACEMENT Fig. 2-25 Procedure How to reset the lamp replacement monitor timer Service Parts No.: DY4-6108-000 Description: Lamp Assy LV-LP10 Lamp Age 0123 Hours Page Page Page 1. BEFORE ADJUSTMENTS 3-1 Caution to memory IC replacement Caution of Main Board replacement (in the case IC302 is not defective) 3-2 1.1 Adjustments after Parts Replacement Electrical Adjustments Disassembly / Replaced Parts Optical Adjustments : Adjustment necessary 1.2 Service Adjustment Menu Operation To enter the service mode Fig. 3-1 3-3 To adjust service data 1.3 Service Conditions Fan Control Setting Procedure Service Conditions: 1.4 3-5 Service Adjustment Data Table No. Adjustment Item RangeInitial Value Description 3-6 No. Adjustment Item RangeInitial Value Description 2. ELECTRICAL ADJUSTMENTS [Adjustment condition] 2.1 Output Voltage Adjustment 2.2 Fan Voltage Adjustment 3-7 2.3 PC-Offset Adjustment 2.4 PC Gain Adjustment 2.5 Component Gain Adjustment 2.6 AV Gain Adjustment 2.7 NRS Adjustment 2.8 Signal Center Adjustment 2.9 PC/AV Gamma Off Adjustment 2.10 PC/AV-Video Adjustment-1 2.11 PC/AV-Video Adjustment-2 2.12 S/H Clock Adjustment 2.13 Common Center Adjustment 2.14 White Balance Adjustment 2.15 Black Balance Adjustment [PC black balance adjustment] [AV blackbalance adjustment] 2.16 Note on White Uniformity Adjustment 3-15 3. OPTICAL ADJUSTMENTS Fig. 3-12 Fig. 3-11 3.1 Contrast Adujstment [R/G/B-contrast adujstment] 3.2 Integrator Lens Adujstment [Adjustment]] 3-17 3-18 Fig. 3-13 Fig. 3-14 3.3 Relay Lens Adjustment [Adjustment] 3-19 Fig. 3-15 3-20 4. TEST POINTS AND LOCATIONS Fig. 3-16 K5C IC6901 IC202 Page Page 1. TROUBLESHOOTING 1.1 No Power 4-1 1) Periphery of chassis 2) Power board 3) Main board 4) Component board 4-2 Page 4-4 INDICATOR Fig. 4-1 IC301 SYSTEM CONTROL IC1806 7 control P.F.C. Interlock switch LAMP.DET LAMP SW. Switching power supply 1.2 No Sound 1) Main board MAIN BOARD Fig. 4-2 4-6 1.3 No Picture 1) AV board 2) Main board 4-7 4-8 VIDEO Cr/Pr Cb/Pb MAIN BOARD 2. CONTROL PORT FUNCTIONS 2.1 System Control & I/O Port Functions 4-9 4-10 4-11 3. WAVEFORMS 4-12 4-13 Page Page Page Page Page Page MB40988PFQ<D/A COnverter, IC2200> 4-20 AV9155C <PLL, IC1961> Page Page Page Page Page Page Page Page 1 * Page 2 Page (77) Page 3 Page Page 4 * * Page Page Page 6 PARTS LIST Page 7 Page Page Page 1. PARTS DESCRIPTION AND READING IN SCHEMATIC DIAGRAM Coil Reading 6-1 Capacitor Reading 6-2 Diode/Transistor Type Reading Example 1/2 D J 10K B Example 6 W K 8.2 Example 1/2 C K 1M Resistor Reading 2. PIN DESCRIPTION OF DIODE, TRANSISTOR AND IC Index 6-3 Index Index K: Cathode A: Anode C: Collector B: Base E: Emitter Circuit Block Diagram (LV-5110E/LV-5110U) A1 IC1809 LAMP REP LED MUTE LAMP REP LED R-LCD Power Supply Lines (LV-5110E/LV-5110U) A2 ASSY PWB, AV 12V ASSY PWB, AUDIO Schematic Diagrams LV-5110U/E A3 SW904 SW902 LP900 VR01 AV BOARD 12 3 4 5 6 7 8 9 10 11 12 13 14 15 16 A4 TC7W53FU-(TE12L) 5.7V IC6901 EPM3128ATC100-10 IC3801 TWM7000-162020 (SCH_MK6PA/PK6PA) G/Y B/Cb/Pb PLL KEY SWITCHES A6 MEMORY CONVERTER (IC2200) "K33R" "K33G" "K33B" B-SAMPLE G-SAMPLE A8 GND6 6VD FAN 6VD 15.5V COMPONENT BOARD 12V1 AFTER SW FAN MK6AA-07 Printed Wiring Board Diagrams (LV-5110U/E) CAUTION