Overview Of Operation - Epson EMP-TW1000 Service Manual

EMP-TW1000

2.3.2 Overview of Operation

Projector control
Controls the IF board, RC boards, etc.
Digitalization control of the picture signal
Converts the analog RGB image signals input from Computer and BNC from analog to digital
form.
Definition transformation control by the digital filter of the input picture signal
Converts the resolution of the image signals input from Video and S-Video with the digital
filter.
Frequency transformation control
Transforms the picture signal into the appropriate signals to drive the R, G and B LCD panels.
Cinema filter control
Operates automatically according to the user-selected image mode to improve the quality of
video images.
On screen display
Displays the menu, EMP link function, and other information overlaid onto the input picture
signal.
Remote control
Receives and decodes IR signals from the remote control and supplies control signals to
various MA board circuits.
Lamp control
Controls the ballast and lamp illumination.
LED control
Controls the display characteristics of the LEDs that indicate the power, temperature and
operational status of the projector.
Cooling control
Measures temperature and controls the speed of the fan.
Power supply control
Controls low-power consumption, sleep and stand-by modes.
SEIKO EPSON 2-9 Revision:A