Canon LV-7105 Service Manual - Page 8

Part 3, Adjustment, 2 Note on LCD Panel/Prism Ass'y Mounting - lamp

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3.6 Line Filter Board Removal 2-7 3.7 Lamp Ballast Unit Fan (FN905) Removal 2-8 3.8 Power Board Removal 2-8 3.9 Optical Unit and Fan (FN901) Removal 2-9 3.10 Audio Amp. Board Removal 2-9 3.11 Fans (FN902, FN903, FN904) Removal 2-10 3.12 AC Inlet Ass'y Removal 2-10 4. OPTICAL PARTS DISASSEMBLIES 2-11 4.1 Projection Lens Removal 2-11 4.2 Optical Unit Top Removal 2-11 4.3 Integrator Lens Ass'y Disassembly 2-12 4.4 Relay Lens Ass'y Disassembly 2-12 4.5 Polarized Glass-in Ass'y Disassembly 2-13 4.6 Polarized Glass-out Ass'y Disassembly 2-13 4.7 Locations and Directions 2-14 5. LCD PANEL/PRISM ASS'Y REPLACEMENT 2-15 5.1 LCD Panel/Prism Ass'y Removal 2-15 5.2 Note on LCD Panel/Prism Ass'y Mounting 2-16 6. CLEANING...2-17 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 Adjustment Date Table 3-5 2. ELECTRICAL ADJUSTMENTS 3-7 2.1 Output Voltage Adjustment 3-7 2.2 Fan Voltage Adjustment 3-7 2.3 PC-Offset Adjustment 3-8 2.4 PC Gain Adjustment 3-8 2.5 Component Gain Adjustment 3-9 2.6 AV Gain Adjustment 3-10 2.7 PSIG Adjustment 3-10 2.8 Signal Center Adjustment 3-11 2.9 PC/AV Gamma Off Adjustment 3-11 2.10 PC/AV-Video Adjustment-1 3-12 2.11 PC/AV-Video Adjustment-2 3-13 2.12 S/H Clock Adjustment 3-13 2.13 Common Center Adjustment 3-14 2.14 White Balance Adjustment 3-14 2.15 Black Balance Adjustment 3-15 2.16 Note on White Uniformity Adjustment 3-15 3. OPTICAL ADJUSTMENTS 3-16 3.1 Contrast Adujstment 3-16 3.2 Integrator Lens Adujstment 3-17 3.3 Relay Lens Adjustment 3-19 IV

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3.6 Line Filter Board Removal
........................................................................
2-7
3.7 Lamp Ballast Unit Fan (FN905) Removal
.................................................
2-8
3.8 Power Board Removal
..............................................................................
2-8
3.9 Optical Unit and Fan (FN901) Removal
....................................................
2-9
3.10 Audio Amp. Board Removal
...................................................................
2-9
3.11 Fans (FN902, FN903, FN904) Removal
.................................................
2-10
3.12 AC Inlet Ass’y Removal
..........................................................................
2-10
4. OPTICAL PARTS DISASSEMBLIES
................................................................
2-11
4.1 Projection Lens Removal
..........................................................................
2-11
4.2 Optical Unit Top Removal
.........................................................................
2-11
4.3 Integrator Lens Ass’y Disassembly
...........................................................
2-12
4.4 Relay Lens Ass’y Disassembly
.................................................................
2-12
4.5 Polarized Glass-in Ass’y Disassembly
......................................................
2-13
4.6 Polarized Glass-out Ass’y Disassembly
....................................................
2-13
4.7 Locations and Directions
..........................................................................
2-14
5. LCD PANEL/PRISM ASS’Y REPLACEMENT
..................................................
2-15
5.1 LCD Panel/Prism Ass’y Removal
..............................................................
2-15
5.2 Note on LCD Panel/Prism Ass’y Mounting
...............................................
2-16
6. CLEANING
........................................................................................................
2-17
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 Adjustment Date Table
................................................................
3-5
2. ELECTRICAL ADJUSTMENTS
........................................................................
3-7
2.1 Output Voltage Adjustment
.......................................................................
3-7
2.2 Fan Voltage Adjustment
...........................................................................
3-7
2.3 PC-Offset Adjustment
...............................................................................
3-8
2.4 PC Gain Adjustment
.................................................................................
3-8
2.5 Component Gain Adjustment
....................................................................
3-9
2.6 AV Gain Adjustment
.................................................................................
3-10
2.7 PSIG Adjustment
......................................................................................
3-10
2.8 Signal Center Adjustment
.........................................................................
3-11
2.9 PC/AV Gamma Off Adjustment
................................................................
3-11
2.10 PC/AV-Video Adjustment-1
....................................................................
3-12
2.11 PC/AV-Video Adjustment-2
....................................................................
3-13
2.12 S/H Clock Adjustment
.............................................................................
3-13
2.13 Common Center Adjustment
..................................................................
3-14
2.14 White Balance Adjustment
......................................................................
3-14
2.15 Black Balance Adjustment
......................................................................
3-15
2.16 Note on White Uniformity Adjustment
.....................................................
3-15
3. OPTICAL ADJUSTMENTS
...............................................................................
3-16
3.1 Contrast Adujstment
.................................................................................
3-16
3.2 Integrator Lens Adujstment
.......................................................................
3-17
3.3 Relay Lens Adjustment
.............................................................................
3-19
IV