CYP LPM-55 Operation Manual

LPM-55

VIDEOPATTERN GENERATOR

NTSC NTSC4 PAL

PAL-MPAL-N SECAM

AB

GREY

SCALE

COLOR

BAR

MULTI
BURST

R-Y
B-Y

A

VCR

B

VCR

PURITY

DISPLAY

VIDEOSYSTEM PATTERN

R

G

B

LPM-55

OPERAT IONMANUAL

Multisystem Video
Pa tternGenerator

1. Do not expose to directsunlight.

2. Keep the unitawayfrom radiators and other heatsources,

3. Do not placeinareasofhigh humidityordusty c onditions.

4. Always position the unitproperlyonits built-infeet.

5. Do not stackany objectson top of this unit.

7. While using thisdevice, if the picture is not clear, try positioning it

8. Unplug the unitfrom the powersourcewhen it is not to

Warnings

1. Built-inOnScreen Display indicates the TV system of the

2. Fourteen basic test patterns areprovided,which includeCircle,

3. More than 100 different test patterns are available through the

4. Multiburst pattern comprisesfullscreen definition pattern of 8vertical

5. Four different speedsare available for the MovingWhite Fieldfor

6. Multisystem output suitsworldwideTV system:

7. Three video output formats---Composite video, Y/CSeparation,

Features

1. Do not expose to directsunlight.

2. Keep the unitawayfrom radiators and other heatsources,
andmagneticfields.

3. Do not placeinareasofhigh humidityordusty c onditions.

4. Always position the unitproperlyonits built-infeet.

5. Do not stackany objectson top of this unit.

6. Be sure air cancirculatefreelyaround the unit.

7. While using thisdevice, if the picture is not clear, try positioning it
further away from the TV.

8. Unplug the unitfrom the powersourcewhen it is not to
be used forseveral hours or more.

Warnings

1. Built-inOnScreen Display indicates the TV system of the
output pattern.

2. Fourteen basic test patterns areprovided,which includeCircle,
8-step Grey Scale, 16-step Grey Scale,Color Bar,Multiburst,
Color DifferenceR-Y,B-Y,MovingWhite Field, WhitePa ttern,
Checkerboard,Crosshatch,Dots,Center C ross, and Purity Patterns.

3. More than 100 different test patterns are available through the

combinationof14 basic patterns.

4. Multiburst pattern comprisesfullscreen definition pattern of 8vertical
barsatfrequenciesof0.1-1.8-2.8-3.0-3.4-3.8-4.8 MHz.

5. Four different speedsare available for the MovingWhite Fieldfor
testing fast motion picture.

6. Multisystem output suitsworldwideTV system:

NTSC 3.58, NTSC 4.43, PAL, PALM,PAL N,andSECAM.

7. Three video output formats---Composite video, Y/CSeparation,

Color DifferenceY,R-Y,B-Y.

1

Features

Front panel

Video System Controls

Press the button to c hoose
NTSC as the output system.
LED illuminates when selected.

Press the button to c hoose
NTSC 4.43 as the output system.
LED illuminates when selected.

Press the button to c hoose
PALas output system.
LED illuminates when selected.

Press the button to c hoose
PALMas output system.
LED illuminates when selected.

Press the button to c hoose
PALNas output system.
LED illuminates when selected.

Press the button to c hoose
SECAMas the output system.
LED illuminates when selected.

2

OperatingInstruction

Pressboth b uttons simutaneously to turn on the
On-Screen display thatindicates
Pressagain to turn off the On Screen d isplay.

TV system.

The 14 basic patterns anddivided into two groups
andPage B).Press the button A allows youtochoose patterns thatare
grouped into Page A.

(namelyPageA

Press the button B allows youtochoose
patterns stored in Group B .Patterns in the Page Ainclude Greyscale,
Color bar,Multiburst,Color difference,AVCRand Purity.
Patterns in the Page Binclude Checkerboard,Crosshatch,Dots,
Center cross, BVCRand White pattern.

Test pattern controls

LPM-55

VIDEOPATTERN GENERATOR

NTSC NTSC4 PAL

PAL-MPAL-N SECAM

AB

GREY

SCALE

COLOR

BAR

MULTI
BURST

R-Y
B-Y

A

VCR

B

VCR

PURITY

DISPLAY

VIDEOSYSTEM PATTERN

R

G

B

AB

SECAM

PAL

PAL- N

PAL- M

NTSC NTSC4

DISPLAY

NTSC

NTSCNTSC NTSC4

Press the button to generate the Circle pattern. LED illuminates
when selected. Press the button again to turn off the Circle,
the LEDextinguishsaccordingly.
Circle pattern canbecombined with any other test patterns.
It is stored in both pageAand pageB.

3

When the Page Aisselected,press the b utton to generate
The Gray scale pattern. There aretwo (8-step and 16-step)
Greyscales. Press onceto get 8-step G reyscale patterns;
presstwice to get 16-step.When the Page Bisselected
press the button to generate the Checkerboard pattern.
LED illuminates when either one of the pattern is activated.

When the Page Aisselected,press the b utton to generate
the Color Difference patterns.Press onceto get R-Y pattern,
presstwice to get B-Y pattern. When the Page Bisselected,
press the b utton to genertae the Center Cross pattern.
LED illuminates when either one of the patterns is activated.

When the Page Aisselected,press the button to generate
the Color Bar pattern. When the Page Bisselected,press
the button to generate the C rosshatch pattern. There are
twotypesofCrosshatch. Press the b utton onceshows
originalCrosshatch.
Pressagain adds the dots to the Crosshatch.LED illuminates
when either one of the pattern is activated.

Presseither AVCR or BVCRto generate the WhiteMoving
Rectanglemovingfrom left to right at the b utton of the screen.
There are4different moving speed to choosefrom.
Press the button repeatedly will vary the speed of the rectangle.

When the Page Aisselected,press the b utton to generate
the Multiburst pattern. When the Page Bisselected. Press
the button to produceadot pattern. LED illuminates when
either one of the pattern is selected.

When the Page Aisselected,press the b utton to generate
one

BlackRed Green Blue Purple YellowCyan White

Black
When acolor is selected, the LEDof the corresponding
color(or colors)will illuminantes.
When the Page Bisselected,press the b utton to generate
the

of the 8purity patterns. Press the

button repeatedly

will toggle through the 8colors in the following sequence:

color negative of an existing pattern.

OperatingInstruction

R-Y
B-Y

GREY

SCALE

A

VCR

B

VCR

COLOR

BAR

MULTI

BURST

PURITY

R

G

B