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4. FUNCTIONS
4.1 Optics
●
Zoom/Focus
This projector has a projection lens with a 1.6
×
zoom ratio.
Zoom and focus are adjusted manually.
●
Projection distance and projection screen size
These products are capable of projecting accurately at distances between 1.0 and 7.7
meters.
Note that the displayable screen size ranges from 40 to 300 inches.
* The quantities H1 and H2 represent heights of the top section and bottom section of the
screen if the screen is divided vertically along a line level with the projector's lens axis. The
ratio of H1 to H2 is 9:1.
4.2 Images
●
Image mode selection (by remote control)
This function selects the optimum gamma characteristic for the relevant video
content, by signal type.
The video modes shown in the table below are available.
This projector is equipped with blackboard mode, which is completely new.
•
Standard
(for computer and video input)
This setting works with general.
•
High contrast
(for computer input)
This mode brightens mid-range areas making the overall image appear brighter.
The High-contrast Mode can reproduce low-range arias clearly even in brightly lit
environments.
•
Cinema
(for video input)
This mode boosts dark areas, improving the reproduction of dark pictures.
In effect, this improves the expressiveness of scenes with many dark areas,
common in movies, by preventing black saturation.
Part 1: General Information
1-5
0.81
×
0.61 2.03
×
1.52 3.05
×
2.29 3.86
×
2.90 6.10
×
4.57
1.00
2.54
3.82
4.85
7.68
1.59
4.02
6.04
7.66
–
55
137
206
261
411
6
15
23
29
46
Size [m]
Zoom min
Zoom max
Projection
Distance [m
]
Screen
40"
100"
150"
190"
300"
H1 [cm]
H2 [cm]
Computer input
Standard
High contrast
Blackboard (Green)
Video input
Standard
Cinema
Blackboard (Green)
Custom
Custom
Содержание LV-X4U
Страница 2: ...CANON Multimedia Projector LV X4U D78 5532 LV X4E D78 5533 SERVICE SMANUAL ...
Страница 9: ...Part 1 General Information ...
Страница 26: ...Part 2 Repair Information ...
Страница 43: ...Part 3 Adjustment ...
Страница 62: ...Part 4 Troubleshooting ...
Страница 79: ...Part 4 Troubleshooting 4 17 AN5870SB RGB SYNC SW IC5201 LM4889 Audio Amplifier IC5031 ...
Страница 81: ...Part 4 Troubleshooting 4 19 FA5502 P F Control IC621 VPC3230D Video Decoder IC101 ...
Страница 82: ...Part 4 Troubleshooting 4 20 L3E07070 Signal Processor for TFT LCD IC401 NJW1141 Audio Selector IC5001 ...
Страница 83: ...Part 4 Troubleshooting 4 21 STR Z2156A Power Switching Control IC631 PW168A Scaler Main CPU IC301 ...
Страница 84: ...Part 4 Troubleshooting 4 22 TA1370FG Sync Separator Frequency Counter IC5302 ...
Страница 85: ...Part 5 Parts Catalog ...
Страница 86: ......
Страница 94: ......
Страница 96: ...V 1 U 2 U 1 V 2 Z 1 Z 2 X Y W Accessories Page 5 CANON LV X4J LV X4U LV X4E REF NO D78 5531 D78 5532 D78 5533 ...
Страница 100: ...Part 6 Electrical Diagrams ...