Canon D78-5252, Service Manual

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Custom mode
In addition, the gamma characteristics curve can be adjusted with +/-8 gradations in
any of the above modes.
2) Support various input devices
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Real XGA mode, compressed SXGA mode
Real XGA images can be projected with the 0.7" LCD panel with 1024 x 768 pixels.
High-quality SXGA images can also be projected using the digital compression
technology.
SXGA, XGA, SVGA and VGA models are supported.
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Multi scanning system AMSS (Automatic Multi Scanning System)
The AMSS recognizes the horizontal and vertical scanning frequencies of a PC
automatically.
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Supports HDTV, DTV and DVD component input.
Supports color difference signals (Y, Pb/Cb, Pr/Cr) input. Clear images are
reproduced with minimal blurring of color.
* The composite (video) input uses the same connector as used for the intensity signal
(Y) for component input.
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Color system
Supports many color systems: NTSC, PAL, SECAM, NTSC4.43, PAL-M and PAL-N.
The projector detects color system automatically in automatic mode (except PAL-M
and PAL-N).
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Automatic image function (total number of dots, fine sync, position)
The number of dots in the horizontal direction of the screen, tracking, and screen
position can be automatically adjusted.
The items with the automatic adjustment enabled can be adjusted by pushing the
[AUTO IMAGE] button on the remote control.
4.4 Image Control
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Keystone adjustment function (+/-20 degrees)
Smoothly corrects for "keystone" effect on the projection screen, giving a square image
with up to 20 degrees tilt.
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Digital zoom function (x
1
/
2
- x16)
Digital zoom enlarges a selected part of the screen.
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Image inversion function (Left / Right, Up / Down)
Images can be inverted horizontally on rear projection and can be inverted
horizontally and vertically when the projector is suspended from the ceiling.
Part 1: General Information
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