DICS PROTECTION AND DVD CHARACTERSTICS
ON HANDLING DISCS
Do not touch the playback side of the disc.
. Do not attach paper or tape to disc.
ON CLEANING DISCS
Fingerprints and dust on the disc cause picture and sound deterioration.
Wipe the disc from the centre outwards with a soft cloth. Always keep the disc
clean.
If you can not wipe off the dust with a soft cloth, wipe the disc lightly with
a slightly moistened soft cloth and finish with a dry cloth.
Do not use any type of solvent such as thinner, benzene, commercially
available cleaners or anti-static spray for vinyl Lps. It may damage the disc.
Compare DVD disc with other discs;
DVD
Encode
Digital/MPEG
method
Single-
side
Capacity
Single-
layer
4.7G
Playing
Time
133
minutes
Disc diameter
12cm
Horizontal
More than 500 line
resolution
Picture
Multiple kinds
proportion
Subtitle
32 kinds
Sound quality
48khz, 96khz/
6, 20 ,24bit
Double
Single-
Double-
-side
Side
Side
Single
Double-
Double-
-layer
Layer
Layer
8.5G
9.4G
17G
242
266
484
minutes
minutes
minutes
ON STORING DISCS
Do not store discs in a place subject to direct sunlight or near heat
source,
Do not store discs in place subject to moisture and dust such as a
bathroom or near a humidifier.
Store discs vertically in a case. Stacking or placing object on discs
outside of their case may cause warping.
STRUCTURE OF DISC CONTENTS
Normally, DVD discs are divided into titles, and the titles are sub-divided
into chapters. Audio CD are divided into tracks.
Each title, chapter, or track is assigned a number, which is called title
number, chapter number or track number respectively.
There may be discs that do not have these number .
LG
SVCD
Analog
Digital
650MB
Single-side
60 minutes
Double-side
45 minutes
120 minutes
30cm/20cm
12cm
No more than
No more than
430 line
350 line
One kind
One kind
16 kinds
4 kinds
44.1khz/
44.1khz/
16bit
16bit
27
VCD
CD
Digital/MPEG 1
Digital
650MB
650MB
74 minutes
74 minutes
12cm
12cm
No more than
250 line
One kind
44.1khz/
44.1khz/
16bit
16bit