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X-20A LCD Monitor
Service Menu

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Summary of Contents for AG Neovo X-20A

  • Page 1 X-20A LCD Monitor Service Menu...
  • Page 2: Table Of Contents

    Table of Contents Chapter One:Precautions--------------------------------------------------------------------------2 Chapter Two:Package Contents-----------------------------------------------------------------3 Chapter Three:Identifying Parts and Controls------------------------------------------------4 Chapter Four:Setup---------------------------------------------------------------------------------6 Chapter Five:Customizing Your Monitor-------------------------------------------------------8 1. Introducing the On-Screen Display System----------------------------8 2. The On-Screen Display Function Tree-----------------------------------8 3. The On-Screen Display Function Description--------------------------9 Chapter Six:Warning Messages and Trouble Shooting-----------------------------------11 Chapter Seven:Technical Features and Specifications-----------------------------------13 Chapter Eight:Mechanical Diagram------------------------------------------------------------15 Chapter Nine:Circuit Diagram-------------------------------------------------------------------16...
  • Page 3: Chapter One:precautions

    Chapter One:Precautions Warning on installation • Do not cover or block the ventilation holes in the case. • Do not install the monitor near heat sources such as radiators or air ducts, or in a place subject to direct sunlight, excessive dust, mechanical vibration or shock. Warning on power connection •...
  • Page 4: Chapter Two:package Contents

    Chapter Two:Package Contents Before using this monitor, check the following items are included in your carton box: 20.1-inch monitor LCD monitor Remote control Power cord D-sub 15-pin VGA cable Video cable (Mini-DIN, 6 pin to component) —(Optional) Audio line-in/line-out cable CVBS cable (Optional) S-Video cable...
  • Page 5 INPUT AUTO POWER Side view Menu button Opens the OSD Menu Mute button Toggles audio mute on/off UP/PIP button Scrolls through PIP options and navigates within the OSD DOWN/INPUT button Toggles through Input options and navigates within the OSD INCREASE/Volume/ button, activate sub menu Increases the volume and navigates within the OSD DECREASE button —...
  • Page 6: Chapter Four:setup

    DIGITAL • DVI-D connector for digital signal input S-VIDEO • S-Video connector for S-video signal input VIDEO • RCA connector for CVBS video signal input Chapter Four:Setup Please follow the steps one by one to setup your monitor. Split the dust-proof plastic sheet Split the dust-proof plastic sheet from the screen surface of monitor.
  • Page 7 the monitor. Turn on the monitor and computer Turn on your computer. Press the (Power) switch to turn on your monitor. You should see the picture on your monitor now. If not, please check the “Warning Signal and Trouble Shooting” section of this user manual for details.
  • Page 8: Chapter Five:customizing Your Monitor

    Insert a new battery with Replace the battery bay. the positive (+) side facing Chapter Five:Customizing Your Monitor Main Picture Adjustment Brightness & Contrast To fine-tune the monitor’s brightness and contrast, select the item from the menu. Use the INCREASE and DECREASE buttons to set the display as desired on the 0-100 scale that appears at the bottom of the window.
  • Page 9 There are three settings for Main Scaling: Full Full-screen is displayed regardless of the input device. Fixed Full-screen display for PC input. Aspect Video input will depend on signal. The standard 4:3 screen will appear as full screen; however, the wide screen 16:9 format appears with a black border at top and bottom of screen.
  • Page 10 Sub Picture Setting The SUB Picture or PIP (Picture In Picture) allows you to view a small video window in the middle of your full-screen display. Depending on your input source, this feature can be used for watching TV while using your computer. It can also be used in videoconferencing to see how you appear to the other members in the conference.
  • Page 11 Selecting a User-Defined Color Balance Setting You can fine-tune the red/green/blue picture settings according to your preference or specific application. Select the color category from the menu. Use the INCREASE and DECREASE buttons to set each color as desired on the 0-100 scale.
  • Page 12 Push ENTER (remote control) to save settings and return to the Group selection menu. H-Position & V-Position To change the horizontal and vertical position of the PIP window on the monitor screen, select the item from the menu. Use the INCREASE and DECREASE buttons to set the display as desired on the 0-100 scale.
  • Page 13 OSD Setting H/V Position To position the OSD window to your preference, select the item from the menu. Use the INCREASE and DECREASE buttons to change the horizontal/vertical position of the OSD. Push ENTER (remote control) to save settings and return to the Group selection menu. Timeout To set the duration of the OSD window’s display, select the item from the menu.
  • Page 14 Volume Adjust To adjust the monitor’s volume output, select the item from the menu. Use the INCREASE and DECREASE buttons to set the volume as desired on the 0-100 scale. Push ENTER to save settings and return to the Group selection menu. Mode The following settings allow you to enhance your monitor’s audio features.
  • Page 15: Chapter Six:warning Messages And Trouble Shooting

    Chapter Six:Warning Messages and Trouble Shooting Warning Messages Message Solution CAN NOT DISPLAY THIS The input signal is not acceptable by the monitor. • INPUT SIGNAL Ensure that the video resolution and frequency range are within that specified for the monitor. (Refer to the “Technical Specifications” section of this user’s manual for details.) NO SIGNAL INPUT No signal inputs are detected from either VGA-In or S-Video connectors.
  • Page 16: Chapter Seven:technical Features And Specifications

    • Your Monitor” section of this user’s manual for details.) Some lines are missing There are tiny red, green, blue or The TFT LCD panel consists of millions of small transistors. Defective transistors black dots on the screen. will each cause a missing red, green, or blue dot. Chapter Seven:Technical Features and Specifications Power Saving Function This monitor meets the power-saving guidelines set by VESA and Energy Star, as well as the more...
  • Page 17 1152x870 68.7KHz 75Hz VESA 1280x960 60.0KHz 60Hz VESA 1280x1024 64.0KHz 60Hz SXGA/60 1280x1024 80.0KHz 75Hz SXGA/75 1600x1200 75.0KHz 60Hz UXGA/60 1600x1200 93.0KHz 75Hz UXGA/75 4 Specifications Electrical characteristics Screen size 20” (51cm) diagonal Active area 408 x 306 mm Pixel pitch 0.27mm x 0.27mm Pixel format 1600 x 1200 vertical stripe...
  • Page 18: Chapter Eight:mechanical Diagram

    Chapter Eight: Mechanical Diagram...
  • Page 19 ROMDAT[0..7] ROMDAT[0..7] 3.3VSYS ROMADR[0..22] L203 ROMADR[0..22] 0R/0805 C512 C511 0.1uF AUTO-LOAD PORT ROMADR0 ROMDAT0 10uF/6V CON2 A-1/Q15 ROMADR1 ROMDAT1 ROMADR0 ROMDAT0 ROMADR2 ROMDAT2 ROMADR1 ROMDAT1 ROMADR3 ROMDAT3 ROMADR2 ROMDAT2 ROMADR4 ROMDAT4 ROMADR3 ROMDAT3 ROMADR5 ROMDAT5 ROMADR4 ROMDAT4 ROMADR6 ROMDAT6 ROMADR5 ROMDAT5 ROMADR7 ROMDAT7...
  • Page 20 5VEXT RXX : 5VEXT R49 10K 5VEXT 5VEXT 5VEXT ON FOR 29F002 RP25 RP26 JUMPER/2.54mm NC FOR 29F002N 8P4R-4.7K IN4148 8P4R-4.7K C100 22pF 0.1uF 0.1uF XTAL1 C101 EA/VP P0.0 0.1uF P0.1 11.0592MHZ XTAL1 P0.2 P0.3 2N3906 C102 22pF P0.4 XTAL2 XTAL2 P0.5 C103...
  • Page 21 +12V L202 0R L27 0R/1210 3.3VLVDS CON6 R97 0R/1206 電流 3.3VCC +12V-IN 0R/1210 ( 2A) PW-PANEL LVDSVcc 5VEXT L201 C125 PLLVcc C123 C124 C126 C127 SELLVDS SELLVDS 0.1uF 100uF/25V 0.1uF 0.1uF TEST TEST L200 100uF/25V RXO3+ RXO3+ RXO3- RXO3- RXOC+ RXOC+ RXOC- R100...
  • Page 22 Analog power supply L102 0R/0805 3.3VAD 5VEXT C141 47nF R-IN R111 R0-IN AD-VD ANALOG RGB INPUT Digital power supply EBM160808A600 3.3VSYS D100 D101 D102 R112 C142 AD-VDD NC/BEAD/0805 PLL power supply FOR AD9888 BAV99 BAV99 BAV99 10pF AD-PVD AD-PVD G-IN C143 47nF R113...
  • Page 23 3.3VTMDS R149 R150 R151 R152 R153 R154 R155 R156 R157 R158 STAG_OUT R159 MCLK_INV PIXS/M_S PD-D PD-D CON9 MRX2- PDA[0..23] MPINA[0..23] (3,8) TX2- MRX2+ TX2+ PDB[0..23] TX2/4GND MPINB[0..23] (3,8) TX4- TX4+ SCL-D DDC_CLK SDA-D DDC_DATA CRT_Vsync MRX1- TX1- MRX1+ MPINA7 TX1+ QE23 MPINA6...
  • Page 24 3.3VOD 3.3VSYS 47nF C230 AI24 C232 47nF C231 AI34 R171 CHROMA-IN VCHROM R172 VRCHROM C234 47nF C233 AI44 47nF C235 AI11 0.1uF 22pF LUMA-IN VLUMA R173 VRLUMA C237 47nF C236 AI12 DVDA 3.3VVD 3.3VOD 47nF C238 AI13 22pF 47nF C239 AI14 47nF C240...
  • Page 25 5VEXT C289 R206 C290 470uF/16V 2.5VSYS C364 10nF 15uH/3A 2.5V/3A 10nF R207 R208 C365 IN+12V +12V-IN +12VIN 10nF C291 MP1583 0R/1206 R209 C292 10nF C293 10nF SK340 100uF/16V IN+3V3 C362 C363 C296 C297 Z2.7V C158 C361 C295 C294 R210 Z13V IN+5V 0.1uF 1000p...
  • Page 26 5VEXT C289 R206 C290 470uF/16V 2.5VSYS C364 10nF 15uH/3A 2.5V/3A 10nF R207 R208 C365 IN+12V +12V-IN +12VIN 10nF C291 MP1583 0R/1206 R209 C292 10nF C293 10nF SK340 100uF/16V IN+3V3 C362 C363 C296 C297 Z2.7V C158 C361 C295 C294 R210 Z13V IN+5V 0.1uF 1000p...
  • Page 27 R214 470R AVLIN R215 470R AVRIN AUDIO_JACK_BLUE C306 C307 Audio In 100P 100P R218 100R WOW_3D (6) R219 R220 100R 100R R221 100R 3D_OFF (6) C308 C309 C310 R222 NC/4.7K 5.1V R223 100R C311 (6,8,10) 2W/SBCLK R224 100R 10uF/16V (6,8,10) 2W/SBDAT C312 C313...
  • Page 28 MAB[0..10] MDB[32..63] 8P4R-22R 8P4R-22R MD63 MDB63 3.3VSD MAB5 MD62 MDB62 MAB0 MD61 MDB61 MAB1 MD60 MDB60 MAB2 MD59 MDB59 MAB7 MD58 MDB58 MAB8 MD57 MDB57 MAB3 MD56 MDB56 MDB32 MAB4 MDB33 8P4R-22R MDB34 8P4R-22R 8P4R-22R MAB0 MDB35 MAB9 MD55 MDB55 MAB1 MDB36 MAB10...
  • Page 29 Chapter Nine:GPIO WR#-285 WR#-285 MPINB[0..23] (8,9) MPINB[0..23] MDCLKA (8,9) MDCLKA MDCLKB MDCLKB U1-B1 MHCS MSOG_ADC MSOGCS MSOG_ADC MVS-B4 MHCS-A3 CS#-AC13 MSOGCS-B3 MHS2 ALE-U4 MHS2-B2 MPINA[0..23] AD[0..7] (8,9) MPINA[0..23] RD#-AC9 AD[0..7] MPINA0 MPIXINA0-N3 WR#-AC10 MPINA1 MPIXINA1-P1 MPINA2 MPIXINA2-P2 IRQ-AC12 MPINA3 MPIXINA3-P3 MPINA4 MPIXINA4-R1 AD0-E4...