Samsung LE32M87BDX, Service Manual

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14 Reference Infomation
14-2
- T.M.D.S
(Transition minimized Differential Signaling)
a kind of transmission method for Digital.
It can be used from Video card to Main PBA.
- DDC(Display data channel)
It is a communication method between Host
Computer and related equipment.
It can make it Plug and Play between PC and
Monitor.
- EDID
Extended Display Identification Data PC can
rec ognize the monitor information as Product
data, Product name,Display mode,Serial
number and Signal source,etc through DDC
Line communicating with PC and Monitor.
- Dot Pitch
The image on a monitor is composed of red,
green and blue dots. The closer the dots, the
higher the resolution. The distance between two
dots of the same color is called the 'Dot Pitch'.
Unit: mm
- Vertical Frequency
The screen must be redrawn several times per
second in order to create and display an image
for the user. The frequency of this repetition per
second is called Vertical Frequency or Refresh
Rate. Unit: Hz
Example: If the same light repeats itself 60 times
per second, this is regarded as 60 Hz.
- Horizontal Frequency
The time to scan one line connecting the right
edge to the left edge of the screen horizontally is
called Horizontal Cycle. The inverse number of
the Horizontal Cycle is called Horizontal
Frequency. Unit: kHz
- Interlace and Non-Interlace Methods
Showing the horizontal lines of the screen from
the top to the bottom in order is called the
Non-Interlace method while showing odd lines
and then even lines in turn is called the Interlace
method. The Non-Interlace method is used for the
majority of monitors to ensure a clear image.
The Interlace method is the same as that
used in TVs.
- Plug & Play
This is a function that provides the best quality
screen for the user by allowing the computer
and the monitor to exchange information
automatically. This monitor follows the
international standard VESA DDC for the
Plug & Play function.
- Resolution
The number of horizontal and vertical dots used
to compose the screen image is called 'resolution'.
This number shows the accuracy of the display.
High resolution is good for performing multiple
tasks as more image information can be shown
on the screen.
Example: If the resolution is 1280 x 1024 , this
means the screen is composed of 1280 horizontal
dots (horizontal resolution) and 1024 vertical lines
(vertical resolution).
- BTSC
Broadcast Television System Committee The
stereo broadcasting system that is used in most
of the countries that have adopted the NTSC
system, including the United States, Canada,
Chile, Venezuela and Taiwan. It also refers to the
organization that has been organized to promote
its development and management.
- EIAJ
Electronic Industries Association of Japan.
- RF Cable
A round signal cable generally used for TV
antennas.
- Satellite Broadcasting
Broadcasting service provided via satellite.
Enables high picture quality and clear sound
throughout the country regardless of the location
of the viewer.
- Sound Balance
Balances the levels of the sound coming from
each speaker in televisions with two speakers.