Epson Projector Emp 7550 User Manual

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69
Glossary
Brightness. The balance of light and dark shades in an 
image.
Composite video. A type of video signal that encodes 
colours, luminance and sychronization information so it can 
be carried in one signal.
Contrast. A measure of the luminance differences between 
the highlights and shadows of an image. In a high-contrast 
image, light areas are very bright and dark areas are very dark.
NTSC. A 525-line video broadcast format developed by the 
National Television Standards Committee. NTSC is widely 
used in North America, Mexico and Japan.
PAL (Phase Alternation by Line). A 625-line video 
broadcast format used in Western Europe, India, China, 
Australia, New Zealand and parts of Africa.
Resolution. A measure of the amount of detail contained in 
an image. Resolution can be measured in dots per inch or in 
pixels. Image sharpness and clarity improve as resolution 
increases.
RGB. Red Green Blue
S-Video. A type of video signal which transmits luminance 
and colour separately.
SECAM (Système Electronique pour Couleur Avec 
Mémoire). A 625-line TV system used in France, Eastern 
Europe, Russia and parts of Africa. 
						

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Serial. A type of communication interface that transmits data 
over a single wire.
Sleep mode. The power cable is connected but the projector 
is switched off. In this mode the power LED lights up orange. 
If the projector is not used for 30 minutes the lamp switches 
itself off and after 30 seconds the projector goes into sleep 
mode. 
						

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Index
A
A/V cable  2
About Menu  48
Audio cable  2
Audio Menu  42
Auto  40
Auto Set Up  40
AV/Mute  30, 32
AVTSS  vii
B
Bass  42
BIS CUIT  viii
Blank  43
bottom multi-purpose button  29
Brightness  40, 69
C
Ceiling  43
Cleaning the Air Filter  53
Color  40
Color Temp.  43
Composite video  69
Computer cable  2Contrast  40, 69
Custom  30
E
Effect Menu  47
Effects buttons  30
ELP LINK III  viii
Enter button  31
F
FAQ’s  xv
focus ring  22, 25
Focusing  25
foot adjust lever  26
Freeze  30
Frequency  48
G
Glossary  69
I
Installation  xi
L
Lamp  48
Lamp Indicator  33, 34
Language  43 
						

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M
Main Menu  36
Maintenance  xi, 51
Monitor Displays  65, 66
Mouse cable  2
N
NTSC  viii, 69
O
Operation Indicator  33
operation panel  22
Optional Accessories  x
Options Menu  42
P
PA System  18
PA system  1
PAL  viii, 69
pin assignments  67
pointer button  29
Position  39
Positioning the Screen Image  25
Projector  2
Projector Menus  35
Projector Status Indicators  33
Prompt  42
R
RCA/3.5 mm cable  19
rear feet clockwise  26
Rear Proj.  43Refresh Rate  48
Remote control  ix
remote control  28
Replacing the Lamp  54
Reset  40
RESET ALL Menu  48
Resize Button  27
Resize button  27
Resolution  48, 69
RGB  69
S
Safety Instructions  xii
SECAM  viii, 69
Serial  70
Sharpness  41
Sleep Mode  24
Sleep mode  70
SRS 3D sound  vii
SRS CENTER  42
SRS SPACE  42
sub-menu  38
S-Video  viii, 69
S-Video cable  3
SXGA  viii
Sync  39
T
Technical Specifications  xi
Temperature Indicator  33
Tint  41
top multi-purpose button  29
Tracking  39
Treble  42
Troubleshooting  xi, 57 
						

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true XGA  vii
V
VGA  viii
video source  vii
Volume  42
W
World Wide Web  xv
X
XGA  viii
Z
Zoom ratio  63
zoom ring  22, 25 
						

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75 
						

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							Printed in Japan75416861