Diagram Sp2309wc Dell

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  • 23" LCD Color Monitor Dell SP2309Wc

    1

    Service Service Service

    Horizontal Frequency

    30 kHz to 83 kHz

    Table Of Contents Description Page Description Page

    SAFETY NOTICE ANY PERSON ATTEMPTING TO SERVICE THIS CHASSIS MUST FAMILIARIZE HIMSELF WITH THE CHASSIS AND BE AWARE OF THE NECESSARY SAFETY PRECAUTIONS TO BE USED WHEN SERVICING ELECTRONIC EQUIPMENT CONTAINING HIGH VOLTAGES.

    6.Mechanical Instruction...........317.Schematic Diagram.......................................367.1Main Board............................................367.2 Power Board.......................................447.3 USB Board..46

    7.4 Key Board....47

    8.PCB Layout............................................488.1.Main Board..........................................488.2.Power Board........................................508.3.USB Board.....................................519.Maintainability.......................................529.1.Equipments and Tools Requirement..............529.2.Trouble Shooting.............................5310.White-Balance, Luminance adjustment.........6011.ISP Instruction..................................6112.Monitor Exploded View.............6513.BOM List.....................................................6714.Different Parts List....89

    CAUTION: USE A SEPARATE ISOLATION TRANSFOMER FOR THIS UNIT WHEN SERVICING

    Table Of Contents...........................................1Revision List................................................2 ECN History................................................3Important Safety Notice...........................41.Monitor Specifications.....................................5 2.LCD Monitor Description.......63.Operation Instructions..........................73.1. Using the Front Panel Controls.73.2.Control Buttons..............................83.3 Adjusting the Picture......................94.Input/Output Specification.....................204.1.Input Signal Connector.............................204.2.Factory Preset Display Modes...........................214.3.Power Supply Requirements.............................224.4.Panel Specification.......................234.5.Definition of Pixel Defects................255.Block Diagram....................................275.1.Software Flow Chart.............275.2.Electrical Block Diagram...........29

  • 23" LCD Color Monitor Dell SP2309Wc

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    Revision List

    Revision Release Date Revise history TPV model

    HDRSA3NKWMDYPN

    HDRSA3NKWMDYPC

    HDRSA3NMWMDLPN A00 Sep.-18-2008 Initial Release

    HDRSA3NLWMDYPN

    HDRSA3NMWMDLPC

    HDRSA3NLWMDYPC

    HDRSA3NJWMDYPC

    HDRSA3NBWMDYPC

    HDRSA3NFWMDYPC

    A01 Oct.-27-2008 Add new BOM in item 14

    HDRSA3NFWMDYPN

    HDRSA3NBWMDYPN

    HDRSA3NBWMDY5C A02 Dec.-2-2008 Add new BOM in item 14

    HDRSA3NJWMDYPN

    Add new BOM in item 14 HDRSA3NMWMDDPC

    A03 Dec.-22-2008 Change Y value to Ymin (min

    luminance valuein item 10 ALL

  • 23" LCD Color Monitor Dell SP2309Wc

    3

    ECN History

    ECN No. Change Description Service Deposition Cut-in date MSR

  • 23" LCD Color Monitor Dell SP2309Wc

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    Important Safety Notice Proper service and repair is important to the safe, reliable operation of all AOC Company Equipment. The service

    procedures recommended by AOC and described in this service manual are effective methods of performing

    service operations. Some of these service operations require the use of tools specially designed for the purpose.

    The special tools should be used when and as recommended. It is important to note that this manual contains various CAUTIONS and NOTICES which should be carefully read in order to minimize the risk of personal injury to service personnel. The possibility exists that improper service methods may damage the equipment. It is also important to understand that these CAUTIONS and NOTICES ARE NOT EXHAUSTIVE. AOC could not possibly know, evaluate and advise the service trade of all conceivable ways in which service might be done or of the possible hazardous consequences of each way. Consequently, AOC has not undertaken any such broad evaluation. Accordingly, a servicer who uses a service procedure or tool which is not recommended by AOC must first satisfy himself thoroughly that neither his safety nor the safe operation of the equipment will be jeopardized by the service method selected. Hereafter throughout this manual, AOC Company will be referred to as AOC. WARNING Use of substitute replacement parts, which do not have the same, specified safety characteristics may create shock, fire, or other hazards. Under no circumstances should the original design be modified or altered without written permission from AOC. AOC assumes no liability, express or implied, arising out of any unauthorized modification of design. Servicer assumes all liability. FOR PRODUCTS CONTAINING LASER: DANGER-Invisible laser radiation when open. AVOID DIRECT EXPOSURE TO BEAM. CAUTION-Use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous radiation exposure. CAUTION -The use of optical instruments with this product will increase eye hazard. TO ENSURE THE CONTINUED RELIABILITY OF THIS PRODUCT, USE ONLY ORIGINAL MANUFACTURER'S REPLACEMENT PARTS, WHICH ARE LISTED WITH THEIR PART NUMBERS IN THE PARTS LIST SECTION OF THIS SERVICE MANUAL. Take care during handling the LCD module with backlight unit -Must mount the module using mounting holes arranged in four corners. -Do not press on the panel, edge of the frame strongly or electric shock as this will result in damage to the screen. -Do not scratch or press on the panel with any sharp objects, such as pencil or pen as this may result in damage to the panel. -Protect the module from the ESD as it may damage the electronic circuit (C-MOS). -Make certain that treatment persons body is grounded through wristband. -Do not leave the module in high temperature and in areas of high humidity for a long time. -Avoid contact with water as it may a short circuit within the module. -If the surface of panel becomes dirty, please wipe it off with a soft material. (Cleaning with a dirty or rough cloth may damage the panel.)

  • 23" LCD Color Monitor Dell SP2309Wc

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    1. Monitor Specifications Screen type Active matrix - TFT LCD

    Panel Type LTM230TT02 C01 KR SEC

    Size 23 inches (23-inch viewable image size)

    Pixel pitch 0.249 mm mm (H) x 0.249 mm mm(V)

    Viewable angle 160 (vertical) typ, 160 (horizontal) typ

    LCD Panel

    Response time 2 ms typical (Grey to Grey)

    Separate Sync H/V TTL

    H-Frequency 30kHz 83kHz Input

    V-Frequency 56 - 76Hz

    Dynamic contrast ratio 1000:1 (typical)

    Signal cable type

    Digital: Detachable, DVI-D, Solid pins, shipped detached from the

    monitor

    Analog: Detachable, D-Sub, 15pins, shipped attached to the monitor

    HDMI: Detachable, HDMI-A, Solid pins, shipped without cable

    Luminance output 300 CD/m (typical)

    Max. Resolution 2048 x 1152 at 60 Hz

    Plug & Play VESA DDC

    ON Mode

  • 23" LCD Color Monitor Dell SP2309Wc

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    2. LCD Monitor Description The LCD monitor will contain a main board, power board, key board and a USB board which house the flat

    panel control logic, brightness control logic and DDC.

    The power board will provide AC to DC Inverter voltage to drive the backlight of panel and the main board

    chips each voltage.

    Video signal, DDC

    Power board

    Flat Panel and

    CCFL backlight

    Main Board

    Key board

    RS232 Connector

    For white balance

    adjustment in factory

    mode

    CCFL Drive.

    AC-IN

    100-240V

    Monitor Block Diagram

    Host Computer

    USB board

  • 23" LCD Color Monitor Dell SP2309Wc

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    3. Operation instructions 3.1 Using the Front Panel Controls Use the buttons on the front of the monitor to adjust the image settings.

    Front panel Button Description

    A

    Preset modes

    Use the Preset modes button to choose from a list of preset color

    modes.

    B

    Brightness / Contrast

    Use the Brightness / Contrast button to direct access to the

    "Brightness" and "Contrast" control menu.

    C

    Input source

    Use the Input source button to select different video signals that may be

    connected to your monitor.

    D

    Menu

    Use the Menu button to open the on-screen display(OSD).

    E

    Exit

    Use the Exit button to exit on-screen display(OSD) from menu and

    sub-menus.

    Use the buttons on the front of the monitor to adjust the image settings.

  • 23" LCD Color Monitor Dell SP2309Wc

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    3.2 Control Buttons

    Label Description

    1 Power Control (Touch Sensor)

    2 Capacitive touch buttons

    3 Webcam

    4 Microphone

    Label Description

    1 AC power cord connector

    2 HDMI connector

    3 DVI connector

    4 VGA connector

    5 Audio Line-in

    6 Audio Line-out