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ACER P243W
4
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1.3.2.6 Abnormal Signal Immunity
The monitor shall not be damaged by improper sync
timing , pulse duration , or absence of sync , or
abnormal input signal amplitude ( video and/ or sync
too large or too small) , or any other anomalous
behavior of a graphics card video generator when
changing modes , or when any combination of input
signals is removed or replaced . Additionally , under
these conditions , the monitor shall not cause
damage to the driving source
1.3.3 User Controls and Indicators
1.3.3.1Power On / Off Switch
The monitor shall have a power control switch
visible and accessible on the front of the monitor .
The switch shall be marked with icons per IEC 417 ,
# 5007 and # 5009.The switch shall interrupt the DC
supply to the monitor
1.3.3.2 Power Indicator LED
The monitor shall make use of an LED type
indicator located on the front of the monitor .
The LED color shall indicate the power states as
given in Table 1.
Function
Full Power
Sleep
1.3.3.3 On-Screen Display
The Lite-ON On Screen Display system shall be
used , controlled by a Menu button. If the buttons
remain untouched for OSD turn off time while
displaying a menu , the firmware shall save the
current adjustments and exit. Also, if the video
controller changes video mode while the OSD is
active, the current settings shall be saved
immediately, the OSD turn off, and new video mode
is displayed.
Key
When no OSD display OSD Displayed
1. To display the OSD menu on the screen.
Menu Display
MENU
2. To select the OSD sub-Menu
Speaker Volume/Plus
1. Back-forward selection of the OSD menu.
>
(with Audio)
2. Decrease the value after sub-menu selected.
Speaker Volume/Minus
1. Forward selection of the OSD menu.
<
(with Audio)
2. Increase the value after sub-menu selected.
Auto
Auto Adjust Function
Menu or sub.menu auto adjust
E
Empowering
1. Product Specification (continued)
Table 1
LED Color
Blue color
Orange color
Description
Menu or sub.menu EXIT/Scenario mode
1.3.3.4 OSD adjustment
ITEM
BRIGHTNESS
Back light Luminance of the LCD panel is adjusted.
CONTRAST
A gain of R , G and B signal is adjusted.
AUTO CONTRAST
A gain of R , G and B signal auto adjust.
CLOCK
The ratio of dividing frequency of the dot clock is adjusted.
PHASE
The phase of the dot clock is adjusted.
H-POSITION
The indication screen is horizontally moved right and left (1 Pixels pitch).
V-POSITION
The indication screen is vertically moved up and down (1 Pixels pitch).
AUTO ADJUST
Clock system auto adjustment, about under 8 sec.
COLOR BALANCE
Select three kinds of modes. ( USER /WARM / Cold ).
OSD POSITION
The OSD indication position can be adjusted.
Select the language used for the OSD menu among English , French ,
OSD LANGUAGE
Italian , Deutsch and Spanish.
RECALL DEFAULTS All data copy from factory shipment data.
OSD DURATION
Adjust OSD menu off time range from10~120 second.
Back light of the LCD panel is cut when the signal is not input (AC line
POWER-SAVE
power consumption 2W or less).
The frequency of the horizontal / vertical synchronizing signal under the
INFORMATION
input is indicated.
※ NOTE : OSD MENU SEE APPENDIX A
1.3.4 Monitor Modes and Timing Capability
1.3.4.1 Format and Timing
The monitor shall synchronize with any vertical
frequency from 55 to 76 Hz , and with any
horizontal frequency from 30 to 94KHz. If the input
frequency is out of the above – specified range,
the monitor shall display a warning screen
indicating that the input frequency is out of range.
Under no circumstances shall any combination of
input signals cause any damage to the monitor .
1.3.4.2 Factory Assigned Display Modes
There are 24 factory pre-set frequency video
modes. These modes have a factory pre-set for all
characteristics affecting front-of-screen
performance. When the system is powered-
on,previously stored screen parameters for a pre-
defined mode will be recalled if the operating
mode is one of those stored in memory. If the
operating mode is not one of those stored in
memory, the monitor CPU will select the PRESET
timing for a mode that is the next lowest in
horizontal scanning frequency to the mode being
currently used. The screen parameters may be
adjusted by the use of the front bezel controls and
then may be saved as a user defined mode. The
monitor shall include all the preset video timings
shown in the following page.(Please see Note.(3) )
CONTENT
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