BenQ 9H.LDMLA.TB Series, Service Manual

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3. General Description
This new LED (light-emitting diode) monitor BenQ GW2470H offers numerous features and functions, for
example:

Panel Type: AMVA+ LED

Minimal space requirements thanks to slim casing

Optimum ergonomic characteristics (totally distortion-free, excellent picture definition and color purity right into
the corners)

Contrast ratio 3000:1(Type), 20M:1 (DCR), brightness 250nits

MAX. resolution (1920X1080)

Presentation of up to 16.7 M colors (in conjunction with an appropriate graphics card)

Automatic scanning of horizontal frequencies from 30 to 83 kHz and refresh rates (vertical frequencies) from
50 to 76 Hz (absolutely flicker-free)

Digital screen controller with microprocessor for storing 8 different display modes

Freely adjustable color alignment for matching the screen colors to the colors of various input and output
devices

Convenient operation via integrated OSD (On-Screen-Display) menu

VESA-DDC compatibility

Plug & play capability

Power management for reducing power consumption when the computer is not in use
This operating manual contains important information you require to start up and run your LED monitor.
This specification defines the requirements for the 24
″ MICROPROCESSOR based Multi-mode supported high
resolution color LED monitor. The monitor can be directly connected to general 15-pin VGA connector and 19-pin
HDMI connector. Also support VESA DPMS power management and plug & play function.
Additional information
Due to the nature of Liquid Crystal Display (LCD) technology, the picture resolution is always fixed. For the best
display performance, please set the display resolution to 1920X1080 pixels with an aspect ratio of 16:9. This is
called “Native Resolution” or maximal resolution - that is, the clearest picture. Lower resolutions are displayed on
a full screen through an interpolation circuit. Image blurring across pixel boundaries can occur with the
interpolated resolution depending upon the image type and its initial resolution.
4. Related service information
This Service Manual contains general information. There are 2 levels of service:
Level 1: Cosmetic / Appearance / Alignment Service
Level 2: Circuit Board or Standard Parts Replacement
Service Web Site
eSupport Website:
BenQer: http://esupport.benq.com/v2
ASP: http://esupport.benq.com/