Gamma corrections, Crt run in cycle, Menu 1 – Runco DTV-1200 User Manual

Page 74: Menu 2

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COMMON SETTINGS

DYNAMIC ASTIGMATISM

GAMMA CORRECTIONS

CRT RUN IN CYCLE

CRT DRIVE MODE

MEMORYBANKS : ON

FLYBACK TURNOVER POINT

MENU POSITION : STANDARD

Select with or

then <ENTER>

<EXIT> to return

COMMON SETTINGS

DYNAMIC ASTIGMATISM

GAMMA CORRECTIONS

CRT RUN IN CYCLE

CRT DRIVE MODE

MEMORYBANKS : ON

FLYBACK TURNOVER POINT

MENU POSITION : STANDARD

Select with or

then <ENTER>

<EXIT> to return

72

Start Up

To start up the gamma corrections :
1. Push the cursor key or to highlight 'Gamma Corrections' (menu 1).
2. Press ENTER to start up. A warning screen will be displayed (menu 2).

Gamma Corrections

menu 1

WARNING

RISK OF INCORRECT ADJUSTMENT

OF THE PROJECTOR

THE GAMMA CORRECTIONS ARE
FACTORY ADJUSTED USING COLOUR
ANALYSER! THEREFORE, ONLY
QUALIFIED INSTALLATION OR SERVICE
PERSONNEL SHOULD PERFORM
THESE ADJUSTMENTS !

<ENTER> TO CONTINUE
<EXIT> TO RETURN

menu 2

CRT Run In Cycle

What can be done?

Only necessary when a new picture tube is installed or when CRT arcing continues. The CRT run in cycle
option can only be activated when memory blocks on an internal # pattern are available. When one or more
such blocks are available, a flashing white image (5 sec on, 5 sec off) is generated and then for 5 min on the
first internal block. In the next 5 min, a second internal block will be used to generate the flashing white image.
The image will also be shifted in a vertical way to prevent a CRT burn in. To quit the CRT run in cycle option,
press EXIT.

How to select CRT run in cycle?

1. Push the cursor key or to highlight 'CRT run in Cycle' (menu 1).
2. Press ENTER to start up. If a memory block adjusted on an internal # pattern is available, the CRT run in

cycle will start. If no such a block is available, the projector cannot run the CRT run in option and leaves the
adjustment mode. If you still want to run CRT run in cycle, create first a memory block on an internal #
pattern and restart the CRT run in option.

menu 1

CRT RUN IN CYCLE

A flashing white pattern will be

generated until <EXIT> is pressed.

The projector only uses memory

blocks adjusted on an internal

# pattern; if no such block is

available, the projector can't run

the procedure and leaves the

adjusment mode.

<ENTER> to continue

<EXIT> to cancel

menu 2

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