Read Sharp LL-T2000A (serv.man3) Service Manual online
LL-T2000A
2 – 7
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Adjusting
1. Press the MENU button. The ADJUSTMENT Menu will be dis-
played.
At this point relevant menu options can be adjusted.
Each time the MENU button is pressed, the next menu is selected.
(MENU 1
3
2
3
3
3
4
3
OSD Menu disappears)
Note:
• The OSD Menu automatically disappears approximately 20
seconds after the last command.
MENU 1: ADJUSTMENT
MANUAL: Individual menu options are manually adjusted.
AUTO:
Every menu option is automatically adjusted.
Notes: • Press the
d
button to select AUTO.
• To choose a menu option: SELECT button
• To go to MENU 2: MENU button
CLOCK
The figure below demonstrates how to adjust so that vertical flicker
noise is not emitted. (
e d
buttons)
PHASE
The figure below demonstrates how to adjust so that horizontal flicker
noise is not emitted. (
noise is not emitted. (
e d
buttons)
Note:
• Adjustments to PHASE should be made only after CLOCK
has been correctly set.
H-POS (horizontal positioning) and V-POS
(vertical positioning)
(vertical positioning)
To center the screen image within the boundaries of the screen, adjust
the left-right (H-POS) values and the up-down (V-POS) values.
(
(
e d
buttons)
MENU 2: GAIN CONTROL
BRIGHT (brightness) and CONT (contrast) are optimized before ship-
ment, but depending on the type of computer being used, further
ment, but depending on the type of computer being used, further
adjustment may be necessary.
MANUAL: Individual menu options are manually adjusted.
AUTO:
Every menu option is automatically adjusted using the
Auto Gain Control* function.
Notes: • Press the
d
button to select AUTO.
• To choose a menu option: SELECT button
• To go to MENU 3: MENU button
*Auto Gain Control function
The Auto Gain Control adjusts contrast and brightness based on
the brightest color of the image displayed. If you are not using the
Adjustment Pattern it is necessary to have an area of at least 5 mm
Adjustment Pattern it is necessary to have an area of at least 5 mm
u
5 mm of white image displayed, and if not adjustments may not
be possible. (In such case, [OUT OF ADJUST] will appear and set-
ting values remain unchanged.)
BRIGHT (brightness)
Total screen brightness can be adjusted while watching the color pat-
tern. (
tern. (
e d
buttons)
CONT (Contrast)
While watching the color pattern, adjustments can be made so that all
graduations appear. (
e d
buttons)
Vertical flicker noise
Horizontal flicker noise
Screen frame
Color pattern
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