LM-729 Service Manual Rev: A Page 1 of 61 17” LCD Monitor LM-729 THESE DOCUMENTS ARE FOR REPAIR SERVICE INFORMATION ONLY. EVERY REASONABLE EFFORT HAS BEEN MADE TO ENSURE THE ACCURACY OF THIS MANUAL; WE CANNOT GUARANTEE THE ACCURACY OF THIS INFORMATION AFTER THE DATE OF PUBLICATION AND DISCLAIMS RE LIABILITY FOR CHANGES, ERRORS OR OMISSIONS. SERVICE MANUAL Free Datasheet Download http://www.Chinadz.Com http://www.Icver.Com LM-729 Service Manual Rev: A Page 2 of 61 Prepared: Shiwei Date: Jul-30-03 Free Datasheet Download http://www.Chinadz.Com http://www.Icver.Com Bbs.Chinadz.Com LM-729 Service Manual Rev: A Page 3 of 61 Revision History Revision Date Page Items Modification A Date:Jul-30-03 All First version release; Free Datasheet Download http://www.Chinadz.Com http://www.Icver.Com Bbs.Chinadz.Com LM-729 Service Manual Rev: A Page 4 of 61 Table of Contents Table of Contents ---------------------------------------------------------------------------------------------------3 1. MONITOR SPECIFICATIONS ---------------------------------------------------------------------------5 2. LCD MONITOR DESCRIPTION ---------------------------------------------------------------------------6 3. OPERATING INSTRUCTIONS ---------------------------------------------------------------------------7 3.1 GENERAL INSTRUCTIONS -------------------------------------------------------------------------7 3.2 CONTROL BUTTONS ------------------------------------------------------------------------------------7 3.3 ADJUSTING THE PICTURE--------------------------------------------------------------------------------7 4. Input/Output Specification - -------------------------------------------------------------------------------10 4.1 Input Signal Connector --------------------------------------------------------------------------------10 4.2 Factory Preset Display Modes -------------------------------------------------------------------------- 11 4.3 Power Supply Requirements ------------------------------------------------------------------------ 12 4.3.1 Input Requirements -------------------------------------------------------------------------------------12 4.3.2 Output Requirements ------------------------------ ------------------------------------------------12 4.4 PANEL SPECIFICATION -------------------------------------------------------------------------------14 4.4.1 Panel Feature ------------------------------------------------------------------------------------------14 4.4.2 Display Characteristics --------------------------------------------------------------------------------14 4.4.3 Optical Characteristics -------------------------------------------------------------------------------14 4.4.4 Parameter guide line for CCFL Inverter ------------------------------------------------------14 5. Block Diagram ------------------------------------------------------------- -----------------------------15 5.1 Monitor Exploded View ------------------------------------------------------------------------------------15 5.2 Software Flow Chart -------------------------------------------------------------------------------------16 5.3 Electrical Block Diagram ------------------------------------------------------------------------------18 5.3.1 Main Board -------------------------------------------------------------------------------------------------18 Free Datasheet Download http://www.Chinadz.Com http://www.Icver.Com Bbs.Chinadz.Com LM-729 Service Manual Rev: A Page 5 of 61 5.3.2 Inverter/Power Board -------------------------------------------------------------------------------------19 6. Schematic -------------------------------------------------------------------------------------------------------21 6.1 Main Board -----------------------------------------------------------------------------------------------21 6.2 AUDIO Board -----------------------------------------------------------------------------------------25 6.3 Key Board ------------------------------------------------------- ---------------------------------------26 6.4 Inverter/Power Board -----------------------------------------------------------------------------------27 7. PCB Layout -------------------------------------------------------------------------------------------------29 7.1 Main Board -----------------------------------------------------------------------------------------------29 7.2 Inverter/Power Board -----------------------------------------------------------------------------------31 7.3 Keypad Board And Audio board-------------------------------------------------------------------------34 8. Maintainability --------------------------------------------------------------------------------------------------34 8.1 Equipments and Tools Requirements ----------------------------------------------------------------35 8.2 Trouble Shooting ---------------------------------------------------------------------------------------------33 8.2.1 Main Board --------------------------------------------------------------------------------------------------35 8.2.2 Power/Inverter Board -------------------------------------------------------------------------- ----------38 8.2.3 Key Pad Board ---------------------------------------------------------------------------------------------40 9. White-Balance, Luminance adjustment ----------------------------------------------------------------41 10. EDIT Content -------------------------------------------------------------------------------------------42 11. BOM List -------------------------------------- -----------------------------------------------------------------43 Free Datasheet Download http://www.Chinadz.Com http://www.Icver.Com Bbs.Chinadz.Com LM-729 Service Manual Rev: A Page 6 of 61 1.MONITOR SPECIFICATIONS Driving system TFT Color LCD LCD Panel Size 43.2cm(17.0") Pixel pitch 0.264mm( H )x 0.264mm( V ) Viewable angle 90˚ (H) 90˚ (V) Response time (typ.) 25 ms Video Analog /Digital Input Sync. Type H/V TTL H-Frequency 30kHz – 80kHz V-Frequency 55-75Hz Display Colors Over 16 million Colors Dot Clock 135MHz Max. Resolution 1280 x 1024 Plug & Play VESA DDC2BTM Power Consumption ON Mode <45W OFF Mode <2W Maximum Screen Size Horizontal : 13.3”(337.92mm) Vertical : 10.6”(270.336mm) Power Source 100~240VAC,47~63Hz Environmental Considerations Operating Temp: 0°C to 40°C Storage Temp.: -20°C to 60°C Operating Humidity : 15% to 90% Weight (N. W.) Packaged 7.0Kg Unit Unpackaged 6.0Kg Unit Free Datasheet Download http://www.Chinadz.Com http://www.Icver.Com Bbs.Chinadz.Com LM-729 Service Manual Rev: A Page 7 of 61 2. LCD MONITOR DESCRIPTION The LCD MONITOR will contain a main board, an inverter/power board, keypad board , Audio board and external power adapter which house the flat panel control logic, brightness control logic and DDC. The Inverter board will drive the backlight of panel and the DC-DC conversion. The Adapter will provide the 12V DC-power to inverter/power board. Power board (include:adapter,inverter) Flat Panel and CCFL backlight Main Board Keyboard RS232 Connector For white balance adjustment in factory mode HOST Computer CCFT Drive. AC-IN 100V-240V Video signal, DDC Monitor Block Diagram Free Datasheet Download http://www.Chinadz.Com http://www.Icver.Com Bbs.Chinadz.Com LM-729 Service Manual Rev: A Page 8 of 61 3. OPERATING INSTRUCTIONS 3.1 GENERAL INSTRUCTIONS Press the power button to turn the monitor on or off. The other control buttons are located at front panel of the monitor. By changing these settings, the picture can be adjusted to your personal preferences. - The power cord should be connected. - Connect the video cable from the monitor to the video card. - Press the power button to turn on the monitor, the power indicator will light up. 3.2 CONTROL BUTTONS - Power Button: When pressed, the monitor enters the off mode, and the LED turns blank. Press again to restore normal status. - Left / Right Button: When the OSD show on screen, Left/Right Button are used to control the monitor functions. Press to switch functions or adjust settings. And if the OSD off, Left/Right buttons are used to control the audio volume; - Auto Adjust Key: The Auto Adjust Key is used to automatically set the H Position, V Position, Clock and Phase. - Power Indicator: Green — Power On mode. Orange — Power Saving mode. Blank —Power Off Mode. A B C D E F Auto Volume Menu LED Power A. Menu button B. Left button/Volume down C. Right button/Volume up D. Auto button/Exit E. Indicator light F. Power button 3.3 ADJUSTING THE PICTURE CONTROL Buttons Free Datasheet Download http://www.Chinadz.Com http://www.Icver.Com Bbs.Chinadz.Com LM-729 Service Manual Rev: A Page 9 of 61 OSD Table: Main Menu Item Main Menu Icon Sub Menu Item Sub Menu Icon Description Adjust Range Reset Value Contrast Contrast from Digital-register. 0-100 Recall Cool Contrast Value Luminance Brightness Backlight Adjustment 0-100 Recall Cool Brightness Value Focus Adjust Picture Phase to reduce Horizontal-Line noise 0-100 Do Auto Config Image Setup Clock Adjust picture Clock to reduce Vertical-Line noise. 0-100 Do Auto Config H. Position Adjust the horizontal position of the picture. 0-100 Do Auto Config Image Position V. Position Adjust the verticalposition of the picture. 0-100 Do Auto Config Warm N/A Recall Warm Color Temperature from EEPROM. N/A Cool N/A Recall Cool Color Temperature from EEPROM. N/A User / Red Red Gain from Digital-register. 0-100 User / Green Green Gain Digital-register. 0-100 Color Temp. User / Blue Blue Gain from Digital-register. 0-100 The Color Temperature will be set to Cool. The User R/G/B value(default is 100) will not be Modified by Reset function. Yes N/A Auto Adjust the H/V Position, Focus and Clock of picture. N/A N/A Auto Config (Analog-On ly Model) No N/A Do not execute Auto Config, return to main menu. N/A N/A Analog N/A Select input signal from analog (D-Sub) N/A N/A Input Select (Dual-Input Model) Digital N/A Select input signal from digital (DVI) N/A N/A H. Position Adjust the horizontal position of the OSD. 0-100 50 V. Position Adjust the verticalposition of the OSD. 0-100 50 OSD Setup OSD Timeout Adjust the OSD timeout. 10-120 10 Free Datasheet Download http://www.Chinadz.Com http://www.Icver.Com Bbs.Chinadz.Com LM-729 Service Manual Rev: A Page 10 of 61 English N/A Set OSD display language to English. N/A Deutsch N/A Set OSD display language to German. N/A Français N/A Set OSD display language to French. N/A Español N/A Set OSD display language to Spain. N/A Italiano N/A Set OSD display language to Italian. N/A Language 简体中文 N/A Set OSD display language to Simplified Chinese. N/A The Language will be set to English. Information Information N/A Show the resolution, H/V frequency and input port of current iput timing. N/A N/A Yes N/A Clear each old status of Auto-configuration and set the color temperature to Cool. N/A N/A Reset No N/A Do not execute reset, return to main menu. N/A N/A Exit N/A N/A Exit OSD N/A N/A Free Datasheet Download http://www.Chinadz.Com http://www.Icver.Com Bbs.Chinadz.Com LM-729 Service Manual Rev: A Page 11 of 61 4. Input/Output Specification 4.1 Input Signal Connector 4.1.1 Analog D-SUB Connector PIN NO. DESCRIPTION PI N NO. DESCRIPTION 1. Red 9. +5V 2. Green 10. Detect Cable 3. Blue 11. NC 4. Ground 12. DDC-Serial Data 5. Ground 13. H-Sync 6. R-Ground 14. V-Sync 7. G-Ground 15. DDC-Serial Clock 8. B-Ground VGA connector layout 1 5 6 10 11 15 4.1.2 DVI-D Connector DVI-D Connector to be compliant to the latest DVI-DDWG specification version available. Pin Meaning Pin Meaning Pin Meaning 1 TMDS Data2- 9 TMDS Data1- 17 TMDS Data0- 2 TMDS Data2+ 10 TMDS Data1+ 18 TMDS Data0+ 3 TMDS Data 2/4 Shield 11 TMDS Data 1/3 Shield 19 TMDS Data 0/5 Shield 4 not connected 12 not connected 20 not connected 5 not connected 13 not connected 21 not connected 6 DDC Clock 14 +5V Power 22 TMDS Clock Shield 7 DDC Data 15 Ground 23 TMDS Clock- 8 Analogue Vertical Sync 16 Hot Plug Detect 24 TMDS Clock+ Free Datasheet Download http://www.Chinadz.Com http://www.Icver.Com Bbs.Chinadz.Com LM-729 Service Manual Rev: A Page 12 of 61 1 9 17 4.2 Factory Preset Display Modes VESA MODES Horizontal Vertical Mode Resolution Total Nominal Frequency +/- 0.5kHz Sync Polarity Nominal Freq. +/- 1 Hz Sync Polarity Nominal Pixel Clock (MHz) 640x480@60Hz 800 x 525 31.469 N 59.940 N 25.175 640x480@72Hz 832 x 520 37.861 N 72.809 N 31.500 VGA 640x480@75Hz 840 x 500 37.500 N 75.00 N 31.500 800x600@56Hz 1024 x 625 35.156 N/P 56.250 N/P 36.000 800x600@60Hz 1056 x 628 37.879 P 60.317 P 40.000 800x600@72Hz 1040 x 666 48.077 P 72.188 P 50.000 SVGA 800x600@75Hz 1056x625 46.875 P 75.000 P 49.500 1024x768@60Hz 1344x806 48.363 N 60.004 N 65.000 1024x768@60Hz 1312x813 48.78 N 60.00 N 64.000 1024x768@70Hz 1328x806 56.476 N 70.069 N 75.000 1024x768@72Hz 1304x798 57.515 P 72.074 P 75.000 1024x768@75Hz 1328x804 60.200 N 74.90 N 80.000 XGA 1024x768@75Hz 1312x800 60.023 P 75.029 P 78.750 XGA 1152x864@75Hz 1600x900 67.50 P 75.000 P 108.000 1280x1024@60Hz 1688x1066 63.981 P 60.020 P 108.000 SXGA 1280x1024@75Hz 1688x1066 79.976 P 75.025 P 135.000 IBM MODES Horizontal Vertical Mode Resolution Total Nominal Frequency +/- 0.5kHz Sync Polarity Nominal Freq. +/- 1 Hz Sync Polarity Nominal Pixel Clock (MHz) DOS* 720x400@70Hz 900 x 449 31.469 N 70.087 P 28.322 DOS** 640x400@70Hz 800 x 449 31.469 N 70.087 P 25.175 MAC MODES VGA 640x480@67Hz 864x525 35.000 N 66.667 N 30.240 SVGA 832x624@75Hz 1152x667 49.725 N 74.551 N 57.2832 Free Datasheet Download http://www.Chinadz.Com http://www.Icver.Com Bbs.Chinadz.Com LM-729 Service Manual Rev: A Page 13 of 61 4.3 Power Supply Requirements 4.3.1 Input Requirements PARAMETER RANGE CONDITION Input AC Voltage 100 to 240VAC RMS Universal input full range Input Frequency 60Hz @ 100VAC to 50Hz @ 240VAC Input Current Less than 2.0 Amps RMS Input voltage 100 VAC RMS ; 60 Hertz. Parameter must be reached within 3 seconds of turn-on. Less than 1.0 Amps RMS Input voltage 220 VAC RMS ; 50 Hertz. Parameter must be reached within 3 seconds of turn-on. Input Power Less than 75 Watts Power factor > 0.5 Input voltage 120 VAC RMS ; 60 Hertz Inrush Current Less than 30 A peak Input voltage 100 VAC RMS ; 60 Hertz at all Phase(0, 90, 180, 270 degree) Less than 50 A peak Input voltage 240 VAC RMS ; 50 Hertz at all Phase(0, 90, 180, 270 degree) Input Fusing Fuse should be located internal to the adapter, easily accessible when the cover is removed Fuse must be UL/CSA approved. Fuse value must no have to change for 115 VAC or 230 VAC operation Leakage Current Less than 3.5 mA Input voltage 240 Volts RMS ; 50 Hertz Hi-Pot Primary to secondary 1.5KVAC for 1 Minute(leakage current 10mA) 1.8KVAC for 1 Minute(leakage current 10mA) 3.0KVAC for 1 Minute(leakage current 10mA) without Y-cap & Coupling cap. Prima1ry to Safety Ground 1.5KVAC for 1 Minute(leakage current 10mA) 1.8KVAC for 1 Minute(leakage current 10mA) 4.3.2 Output Requirements PARAMETER RANGE CONDITION DC Out 12VDC ± 5% Min 0A Max 3.75A Load Regulation 12.0V(12.12V) ± 5% 11.4 to 12.6VDC Dynamic Load Regulation Any frequency up to 250Hz(duty 50%) ±5% for 10% to 100%, 100% to 10% load change for +12Vdc Ripple & noise 170mVpp at 12VDC Input voltage : 100VAC at 60Hz 240VAC at 50Hz * Ripple and noise are measured. Output current protection less than 7.0A, more than 12.0A at 12.0VDC Current exceeds maximum rateing more than 20% Leakage Current Less than 0.25 mA Input voltage 100 Volts RMS ; 50 Hertz Less than 0.5 mA Input voltage 240 Volts RMS ; 50 Hertz Free Datasheet Download http://www.Chinadz.Com http://www.Icver.Com Bbs.Chinadz.Com LM-729 Service Manual Rev: A Page 14 of 61 4.4 PANEL SPECIFICATION 4.4.1 Panel Feature -High contrast ratio, high aperture structure -TN(Twisted Nematic) mode -Wide viewing angle -High speed response -SXGA(1280 x 1024 pixels) resolution -Low power consumption -2 dual CCFTs(Cold Cathode Fluorescent Tube) -DE(Data Enable) mode -COMPACT SIZE DESIGN 4.4.2 Display Characteristics Items Specification Unit Display Area 337.92(H) x 270.336(V) mm Driver element a-Si TFT active matrix Display color 16.2M Colors Number of pixels 1280 x 1024 pixel Pixel Arrangement RGB vertical stripe Pixel pitch 0.264(H) x 0.264(W) mm Display Mode Normally White 4.4.3 Optical Characteristics The optical characteristics are measured under stable conditions at 25℃ (Room Temperature): Item Symbol Conditions Min. Typ. Max. Unit Note Contrast Ratio (Center of screen) C/R 250 450 - Rising Tr - 4 5 Response Time Falling Tf - 12 20 msec Luminance of White (Center of screen) YL 200 260 - Cd/m2 Rx 0.64 Ry 0.34 Gx 0.29 Gy 0.61 Bx 0.14 By 0.07 Wx 0.31 Color Chromaticity (CIE 1931) Coordinates (CIE) Wy Normal ψ=0 θ=0 Viewing Angl e Typ. -0.03 0.33 TYP. +0.03 Brightness Uniformity [%] 75 80 - Free Datasheet Download http://www.Chinadz.Com http://www.Icver.Com Bbs.Chinadz.Com LM-729 Service Manual Rev: A Page 15 of 61 4.4.4 Parameter guide line for CCFL Inverter INVERTER MAX BRINGTHNESS (Vadj:5.0v), LOAD=120KΩX4(ROOM TEMPERATURE 25℃  ±4℃)  ITEM  SYMBOL  MIN.  TYP.  MAX.  UNIT  REMARK  Input voltage  Vin    10.8  12  13.2    V    Input current  Iin    2250  2500  mA  FOR 4 LOAD  Output Current  Iout  6.0  6.5  7.0  mA  FOR 1 LOAD  Frequency  F  50.0  55.0  60.0  KHZ  FOR 1 LOAD  H.V open  Vopen  1450  1600  1750  Vrms  NO LOAD  H.V Load  Vload  710  810  910  Vrms  RL=120KΩ  Start voltage    Vst  1650  1750  1850  Vrms  RL=CCFL  Protect delay time    PDT  0.4  1  4  Sec      INVERTER MIN BRINGTHNESS (Vadj:0.0v), LOAD=120KΩX4(ROOM TEMPERATURE 25℃  ±4℃)  ITEM  SYMBOL  MIN.  TYP.  MAX.  UNIT  REMARK  input voltage  Vin    10.8  12  13.2    V    input current  Iin    660  750  mA  FOR 4 LOAD  Output Current  Iout  3.0  3.5  4.0  mA  FOR 1 LOAD  Frequency  F  50.0  55.0  60.0  KHZ  FOR 1 LOAD  H.V open  Vopen  1450  1600  1750  Vrms  NO LOAD  Start voltage    Vst  1650  1750  1850  Vrms  RL=CCFL  H.V Load  Vload  350  450  550  Vrms  RL=120KΩ  Free Datasheet Download http://www.Chinadz.Com http://www.Icver.Com Bbs.Chinadz.Com LM-729 Service Manual Rev: A Page 16 of 61 5. Block Diagram 5.1 Monitor Exploded View Free Datasheet Download http://www.Chinadz.Com http://www.Icver.Com Bbs.Chinadz.Com LM-729 Service Manual Rev: A Page 17 of 61 5.2 Software Flow Chart 1 2 N Y 5 Y N 10 Y N 12 Y N 7 Y N 6 4 3 8 9 14 11 13 Y N 15 Y N 16 17 19 Y N 18 Free Datasheet Download http://www.Chinadz.Com http://www.Icver.Com Bbs.Chinadz.Com LM-729 Service Manual Rev: A Page 18 of 61 Remark: 1) MCU initialize. 2) Is the EEprom blank ? 3) Program the EEprom by default values. 4) Get the PWM value of brightness from EEprom. 5) Is the power key pressed ? 6) Clear all global flags. 7) Are the AUTO and SELECT keys pressed ? 8) Enter factory mode. 9) Save the power key status into EEprom. Turn on the LED and set it to green color. Scalar initialize. 10) In standby mode ? 11) Update the life time of back light. 12) Check the analog port, are there any signals coming ? 13) Does the scalar send out a interrupt request ? 14) Wake up the scalar. 15) Are there any signals coming from analog port ? 16) Display "No connection Check Signal Cable" message. And go into standby mode after the message disappear. 17) Program the scalar to be able to show the coming mode. 18) Process the OSD display. 19) Read the keyboard. Is the power key pressed ? Free Datasheet Download http://www.Chinadz.Com http://www.Icver.Com Bbs.Chinadz.Com LM-729 Service Manual Rev: A Page 19 of 61 5.3 Electrical Block Diagram 5.3.1 Main Board OSD Control Interface (CN9) Scalar gm5126/gm2126 (Include MCU,ADC,OSD) (U4) Flash Memory W39f010P-70B (U6) EEPROM 24C16 (U7) D-Sub Connector (CN2) EEPROM 24C02 (U2) Hsync, Vsync RGB RXD TXD DB15_SDA, DB15_SCL EPR_SDA EPR_SCL LCD Interface (CN4/CN5) DVI-I only Connector (CN1) EEPROM (D-I only) 24C02 (U1) Free Datasheet Download http://www.Chinadz.Com http://www.Icver.Com Bbs.Chinadz.Com LM-729 Service Manual Rev: A Page 20 of 61 5.3.2 Inverter/Power Board B uck C onnector P arallet-resonant D river D im m ing control (阀 菠 瓜 ) P arallet-resonant inverter C C FL P W M D im m ing con trol D river C ircuit V in V in inverter (P W M ) C ircuit Inverter Block Diagram Free Datasheet Download http://www.Chinadz.Com http://www.Icver.Com Bbs.Chinadz.Com LM-729 Service Manual Rev: A Page 21 of 61 PWPC7425A3 Power Block Diagram Free Datasheet Download http://www.Chinadz.Com http://www.Icver.Com Bbs.Chinadz.Com LM-729 Service Manual Rev: A Page 22 of 61 6. Schematic 6.1 Main Board GND Bin DDC_SCL_D1 DDC_SDA_A1 CN2 DB15 1 6 2 7 3 8 4 9 5 11 12 13 14 15 10 16 17 VGA_5V AGND AGND RXC+ 3 R8 100 1/16W 　 U3C 74LCX14 5 6 14 7 C20 NC UART_DO R40 47 1/16W 　 GND VS 3 ZD5 MLL5232B 5.6V D12 BAV99 3 1 2 RXC+IN C17 0.1uF/16V VGA_5V R18 100 1/16W 　 75-ohm terminating resistor very close to the VGA conn. Gin +5V C4 0.1uF/16V D4 BAV99 3 1 2 R19 47 1/16W 　 D11 BAV99 3 1 2 ZD9 MLL5232B 5.6V AGND DDC_SCL_D 3 ZD7 MLL5232B 5.6V AGND GREEN+ 3 R33 10K 1/16W 　 DIGITAL USE GND VGA_CONN +5V RX2+IN C14 0.01uF/50V ZD1 MLL5232B 5.6V D3 BAV99 3 1 2 DVI_5V R21 10K 1/16W 　 R38 47 1/16W 　 DDC_SCL_A 3 DDC_5V ZD6 MLL5232B 5.6V R3 10K 1/16W 　 AGND BLUE+ 3 DDC_SCL_A1 ZD2 MLL5232B 5.6V R4 NC 2 DVI_5V D10 BAV99 3 1 2 R13 NC GND C1 0.1uF/16V gm5126 A ANALOG&DIGITAL INPUT AOC C 2 8 星期二, 七月 22, 2003 Title Size Document Number Rev Date: Sheet of AGND DDC_SDA_D1 HS 3 (8 mil) RX0+ 3 C13 NC +3V3 DDC_SCL_A1 R15 100 1/16W 　 R29 75 1/16W 　 GND UART_DO R28 47 1/16W 　 1 AGND R26 0 1/16W 　 R43 NC C19 NC GREEN- 3 DDC_5V R31 75 1/16W 　 U2 M24C02WMN6 4 8 1 2 3 7 6 5 GND VCC A0 A1 A2 WP SCL SDA +5V C6 0.1uF/16V ADC_AGND GND C9 NC C10 0.01uF/50V AGND DDC_SDA_D1 DDC_SDA_A1 C8 0.01uF/50V R24 100 1/16W 　 Connect two grounds at one single point only. +5V C18 NC RX0- 3 R11 10K 1/16W 　 RX0+IN GND DVI_PLUG 3 D7 BAV99 3 1 2 U3D 74LCX14 9 8 14 7 AGND RX1+IN RX2-IN D5 BAV99 3 1 2 AGND BLUE- 3 FB3 0 1/16W 　 AGND RX1+ 3 AGND R14 NC DVI_5V R25 NC SOT23 GND C3 0.1uF/16V RXC- 3 U3VCC U3B 74LCX14 3 4 14 7 R17 100 1/16W 　 +5V RX2+ 3 +5V GND FB2 0 1/16W 　 ZD8 MLL5232B 5.6V +5V DDC_SDA_D 3 DDC_SCL_D1 R20 10K 1/16W 　 C12 0.1uF/16V R35 2K 1/16W 　 D8 BAV99 3 1 2 R42 NC AGND UART_DI ZD4 MLL5232B 5.6V VGA_PLUG AGND GND RX1-IN R41 0 1/16W 　 R39 0 1/16W 　 HSin GND RX1- 3 6/24 U3A 74LCX14 1 2 14 7 HOT_PLUG GND C7 0.01uF/50V D9 BAT54C-GS08 3 1 2 D2 BAV99 3 1 2 C16 NC C5 0.1uF/16V C21 NC R32 4.7K 1/16W GND AGND Rin R30 75 1/16W 　 C2 0.1uF/16V 3 GND RED+ 3 UART_DI AGND FB1 0 1/16W 　 D1 BAV99 3 1 2 GND GPIO5UART_DO 3 D6 BAV99 3 1 2 R16 100 1/16W 　 R5 100 1/16W 　 D13 BAT54C-GS08 3 1 2 Pins 6/7/8 are R/G/B return lines resp. DDC_SDA_A 3 RED- 3 VGA_PG 3 R2 47 1/16W 　 RX2- 3 GND GPIO4UART_DI 3 R1 47 1/16W 　 CN1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 17 18 19 20 21 23 24 C1 16 22 C2 C3 C4 27 25 26 T2- T2+ SGND T4- T4+ DDCCLK DDCDAT A_VSYNC T1- T1+ SGND T3- T3+ +5V GND T0- T0+ SGND T5- T5+ TC+ TC- A_RED HPD SGND A_GREEN A_BLUE A_HSYNC A_GND A_GND A_GND R34 2K 1/16W 　 +5V R6 100 1/16W 　 R12 10K 1/16W 　 ADC_AGND GND RX0-IN U1 M24C02WMN6 4 8 1 2 3 7 6 5 GND VCC A0 A1 A2 WP SCL SDA GND AGND R10 100 1/16W 　 R27 100 1/16W 　 C11 0.01uF/50V VSin RXC-IN ZD3 MLL5232B 5.6V (10 mil, ┰ キ︽絬) C15 0.01uF/50V Free Datasheet Download http://www.Chinadz.Com http://www.Icver.Com Bbs.Chinadz.Com LM-729 Service Manual Rev: A Page 23 of 61 +3V3 ED02P ED11N ED21N OD10N TCON_ROE 1 = All 48K of ROM is in external ROM GND OD20P 4 C37 0.1uF/16V RX0- 2 ED12P 4 ED00P R65 10K 1/16W 　 + C70 22uF/16V DIGITAL PORT RX0+ 2 OD02N 4 OCLK_RS_N RMADDR11 + C49 22uF/16V C65 0.1uF/16V +3V3 +PV OD11N 4 RMADDR8 R56 10K 1/16W 　 GPIO3 C54 0.1uF/16V +3V3 GND ED22P 4 ED20N C50 0.1uF/16V R46 4.7K 1/16W 　 If using 6-wire host protocol, program this bit to 0 RED+ 2 ED21P 4 RMDATA3 C40 0.1uF/16V X1 14.318MHz 1 2 C39 0.1uF/16V TCON_OSP 4 ED22P ED22N C60 0.1uF/16V C55 0.1uF/16V SCLPOL RMADDR12 RMDATA2 RMDATA4 + C23 22uF/16V STDBY 7 OD01N 3V3_RGB R218 NC U5 TCM809SENB713/NC 2 3 RST VCC GND ED01N 4 GPIO2 SDA RMADDR11 U4 GM5126 150 151 146 147 142 143 118 119 124 125 130 131 174 175 95 96 97 98 99 100 103 104 80 50 82 83 16 15 49 4 134 133 113 71 70 1 3 2 72 73 74 75 90 91 92 93 89 88 107 106 108 109 105 94 86 197 196 195 194 193 192 191 190 189 180 207 206 205 204 203 202 201 200 181 182 188 184 187 183 208 158 160 148 152 144 155 156 117 76 101 198 13 25 37 47 59 35 84 110 185 115 78 79 114 121 123 127 129 136 137 138 173 172 171 169 167 164 162 168 163 176 177 77 102 179 199 14 26 38 48 60 85 111 140 186 157 159 116 122 128 170 166 161 81 154 11 12 19 20 21 22 23 24 52 51 29 30 31 32 33 34 28 27 41 42 43 44 45 46 40 39 53 54 55 56 57 58 18 17 63 64 65 66 67 68 62 61 69 36 165 87 139 112 120 126 132 135 141 145 149 153 10 9 8 7 6 5 178 RED+ RED- GREEN+ GREEN- BLUE+ BLUE- RX2+ RX2- RX1+ RX1- RX0+ RX0- XTAL TCLK GPIO0/PWM0 GPIO1/PWM1 GPIO2/PWM2 GPIO3/TIMER1 GPIO4/UART_DI GPIO5/UART_DO GPIO6/TCON_SHC GPIO7/TCON_TDIV GPIO10/TCON_ROE3 OCLKP_RS GPIO12/NVRAM_SDA GPIO13/NVRAM_SCL ECLKP_RS ECLKN_RS OCLKN_RS DHS/TCON_LP RXC- RXC+ REXT TCON_OPOL TCON_OINV TCON_ESP TCON_EPOL TCON_EINV TCON_RSP2 TCON_RSP3 TCON_RCLK TCON_ROE GPIO20/HDATA3 GPIO19/HDATA2 GPIO18/HDATA1 GPIO17/HDATA0 GPIO16/HFS GPIO22/HCLK RESETn GPIO21/TCON_FSYNC GPIO14/DDC_SCL GPIO15/DDC_SDA GPIO9/TCON_ROE2 GPIO8/IRQINn Reserved ROM_ADDR0 ROM_ADDR1 ROM_ADDR2 ROM_ADDR3 ROM_ADDR4 ROM_ADDR5 ROM_ADDR6 ROM_ADDR7 ROM_ADDR8 ROM_ADDR15 ROM_DATA0 ROM_DATA1 ROM_DATA2 ROM_DATA3 ROM_DATA4 ROM_DATA5 ROM_DATA6 ROM_DATA7 ROM_ADDR14 ROM_ADDR13 ROM_ADDR9 ROM_ADDR11 ROM_ADDR10 ROM_ADDR12 ROM_OEn VDD1_ADC_2.5 VDD2_ADC_2.5 AGND_GREEN AGND_RED AGND_BLUE AGND_ADC SGND_ADC AGND_RX2 RVDD RVDD RVDD EAVDD_RS_2.5 EAVDD_RS_2.5 AVDD_RS OAVDD_RS_2.5 OAVDD_RS_2.5 CVDD_2.5 CVDD_2.5 CVDD_2.5 CVDD_2.5 VDD_RX2_2.5 PPWR PBIAS AGND_IMB VDD_RX1_2.5 AGND_RX1 VDD_RX0_2.5 AGND_RX0 AGND_RXC GND_RXPLL VDD_RXPLL_2.5 AVDD_RPLL AVSS_RPLL VDD_DPLL AVDD_DDDS VDD_DDDS AVDD_SDDS VDD_SDDS AVSS_DDDS AVSS_SDDS HSYNC VSYNC RVSS RVSS RVSS RVSS EAVSS_RS EAVSS_RS AVSS_RS OAVSS_RS OAVSS_RS CVSS CVSS CLKOUT CVSS GND1_ADC GND2_ADC GND_RX2 GND_RX1 GND_RX0 VSS_DPLL VSS_DDDS VSS_SDDS GPIO11/ROM_WEn ADC_TEST ECH3N_RS ECH3P_RS ECH5N_RS ECH5P_RS ECH6N_RS ECH6P_RS ECH7N_RS ECH7P_RS OCH4P_RS OCH4N_RS ECH9N_RS ECH9P_RS ECH10N_RS ECH10P_RS ECH11N_RS ECH11P_RS ECH8P_RS ECH8N_RS OCH1N_RS OCH1P_RS OCH2N_RS OCH2P_RS OCH3N_RS OCH3P_RS OCH0P_RS OCH0N_RS OCH5N_RS OCH5P_RS OCH6N_RS OCH6P_RS OCH7N_RS OCH7P_RS ECH4P_RS ECH4N_RS OCH9N_RS OCH9P_RS OCH10N_RS OCH10P_RS OCH11N_RS OCH11P_RS OCH8P_RS OCH8N_RS TCON_OSP CVSS N/C Reserved N/C AVDD_IMB AVDD_RX2 AVDD_RX1 AVDD_RX0 AVDD_RXC AVDD_BLUE AVDD_GREEN AVDD_RED AVDD_ADC ECH2P_RS ECH2N_RS ECH1P_RS ECH1N_RS ECH0P_RS ECH0N_RS RVDD GND RMADDR0 RMDATA5 R64 10K 1/16W 　 1 Close to respective power Pins OD00N 4 R219 0 1/16W 　 C45 0.1uF/16V Determines polarity of HCLK signal GND GND GPIO8 5 R49 NC C33 0.1uF/16V RX1- 2 TCON_ESP +3V3 VS 2 OD01N 4 ED21N 4 SDA OD01P ED10N 4 OCLK_RS_P HOST_PROTOCOL +5V TCON_LP 4 OD12N 4 GND C31 0.1uF/16V C59 0.1uF/16V +5V RMDATA1 R70 10K 1/16W 　 ROMCE OD20P C58 0.1uF/16V C25 0.1uF/16V VGA_PG 2 RMADDR13 Close to respective power Pins ED01P ED12N DVI_PLUG 2 OD00P gm5126 A gm5126 AOC C 3 8 星期二, 七月 22, 2003 Title Size Document Number Rev Date: Sheet of ECLK_RS_P 4 ED02N 4 RMDATA6 GPIO7 C72 0.1uF/16V BLUE- 2 ROM_WE R61 NC R222 NC 1 GND +3V3 OD22P 4 C28 NAME AGND TCON_EPOL 4 BANK0 R60 NC +3V3 RMADDR14 SCL GPIO5UART_DO 2 ED20N 4 ED10N RMADDR7 ECLK_RS_P If using 6-wire host protocol, program this bit to 1 RMDATA6 + C64 22uF/16V GND RMADDR4 C30 ROM_ADDR8 ROM_ADDR14 HS 2 RMADDR14 ROM_ADDR7 Available for reading from a status register RMADDR9 3V3_DDDS BANK1 OD22N OD10P ROM_OEn R88 33 1/16W 　 x 1 GND TCON_LP RMADDR0 R69 0 1/16W 　 R63 NC R48 NC RMADDR6 C68 5pF/50V FB8 600 OHM GND R92 33 1/16W 　 +PV +2V5 RX1+ 2 R62 NC C79 22pF/NC R224 NC ED10P 4 ED01P 4 ED12P RESET RMDATA3 OD10P 4 x +3V3 RX2+ 2 RED- 2 DDC_SCL_D 2 ED00P 4 ED20P ROM_ADDR6 ROM_ADDR(12:10) +PV ED01N RMADDR5 C66 NC R89 33 1/16W 　 GND ED00N 4 RMADDR3 ED02N OD11N R225 10K 1/16W 　 R220 NC RMADDR3 RMADDR7 FB4 600 OHM R71 10K 1/16W 　 RXC+ 2 OD00P 4 GPIO3 5 D14 LL4148 DDC_SDA_A 2 TCON_ESP 4 FB6 600 OHM RMADDR8 C38 0.1uF/16V ROM_ADDR13 GND GND GPIO2 5 GPIO6 R55 22 1/16W 　 +3V3 RMADDR12 x PWM0 7 3V3_SDDS RMDATA1 RMADDR12 R217 NC C34 0.1uF/16V ROM_ADDR5 x GND GND TCON_RCLK 4 RMADDR8 RMADDR14 C43 0.1uF/16V R51 1K 1/16W 　 Reserved +PV RMDATA0 USER_BITS(7:5) RXC- 2 AGND OD02P +3V3 +PV RMADDR10 RMADDR1 + C36 22uF/16V R223 0 1/16W 　 C24 0.1uF/16V R54 22 1/16W 　 OCM_START C61 0.1uF/16V C53 0.1uF/16V GND R67 NC GND GREEN- 2 PBIAS 7 OD12N + C57 22uF/16V OD00N + C48 22uF/16V HOST_PORT_EN 0 OD21N 4 OD20N 4 RMDATA5 RMADDR11 FB18 600 OHM RX2- 2 ED11N 4 ED10P OD22P 3V3_DVI RMADDR1 C46 0.1uF/16V ADD DEN SIGNAL PIN 4/28 ECLK_RS_N 4 ED22N 4 OD10N 4 VOLUME 7 TCON_EPOL OD12P 4 U6 W39F010P 3 29 28 4 25 23 26 27 5 6 7 8 9 10 11 12 21 20 19 18 17 15 14 13 24 31 32 1 16 2 30 22 A15 A14 A13 A12 A11 A10 A9 A8 A7 A6 A5 A4 A3 A2 A1 A0 DQ7 DQ6 DQ5 DQ4 DQ3 DQ2 DQ1 DQ0 OE WE VCC NC GND A16 NC/A17 CE R68 NC DVI_PLUG OD02N R87 33 1/16W 　 FB7 600 OHM TCON_ROE 4 C62 0.1uF/16V C47 0.1uF/16V C67 NC R53 10K 1/16W 　 ED12N 4 OD21P R59 0 1/16W 　 FLASH/ Prom-Jet Socket GND +2V5 GND RMADDR5 TCON_RCLK C29 R66 10K 1/16W 　 AGND RMADDR15 R221 NC C71 0.1uF/16V OD22N 4 ROMCE C41 0.1uF/16V + C35 22uF/16V SET OD20N OCM_ROM_CFG(1) GPIO6 5 TCLK OD12P FB10 600 OHM +3V3 OD01P 4 FB9 600 OHM 0 = XTAL and TCLK pins are connected BLUE+ 2 GPIO4UART_DI 2 RMDATA7 TCON_OSP C44 0.1uF/16V 1 = OCM becomes active after OCM_CLK is stable DDC_SDA_D 2 RMADDR13 RMADDR9 USER_BITS(4:0) GREEN+ 2 ED11P 4 RMADDR2 DDC_SCL_A 2 OCLK_RS_P 4 OCLK_RS_N 4 BANK0 ROM_WE RMADDR9 TCON_RSP2 C74 22pF/NC C69 5pF/50V 1 RMADDR10 C27 OD02P 4 RMADDR2 C52 0.1uF/16V C32 0.1uF/16V C76 22pF/NC 0 GND ED21P XTAL CTRLP12V 4 C42 0.1uF/16V Available for reading from a status register RMDATA2 OSC_SEL +3V3 GND ED02P 4 RMDATA4 C51 0.1uF/16V RMADDR15 R47 NC ED11P RMDATA0 DESCRIPTION ED20P 4 RMADDR10 ADDRESS GPIO(22:16) is on "Host Port" pins GND R50 0 1/16W 　 U7 M24C16-MN6T 1 2 3 4 5 6 7 8 A0 A1 A2 VSS SI SCK WP VCC 32-Pin PLCC Socket ROM_ADDR9 TCON_RSP2 4 GPIO7 5 RMADDR1 OD11P RMADDR3 RMADDR0 C86 22pF/NC PPWR 4 ECLK_RS_N RMADDR4 Reset Circuit BOOTSTRAP SIGNALS OD11P 4 LED_GRN 5 R52 22 1/16W 　 ROM_ADDR(4:0) GPIO0/PWM0 ED00N RMADDR2 FB19 600 OHM GND GND OD21N RMADDR6 RMADDR4 R57 10K 1/16W 　 FB5 600 OHM +3V3 LED_ORANGE 5 BANK1 SCL GND OD21P 4 Free Datasheet Download http://www.Chinadz.Com http://www.Icver.Com Bbs.Chinadz.Com LM-729 Service Manual Rev: A Page 24 of 61 ED01P 3 OD22N +12V ED10N 3 R84 10K PPWR 3 TCON_OSP 3 OD20N OD22P R79 NC GND ED20P 3 ED00N 3 ED22P OD01N 3 GND ED20N 3 ECLK_RS_N OD11N + C75 100uF/16V GND TCON_LP GND TCON_ROE 3 R202 NC ED12N R85 3K 1/16W OCLK_RS_P 3 OD12N R76 0 1/16W 　 ECLK_RS_N 3 + C78 150uF/16V OD21N 3 GND OD10N 3 TCON_ESP OCLK_RS_N 3 OD22N 3 ED12P R74 NC GND ED20P +P3V3 OD10P TCON_RSP2 3 ED10P 3 OD02N R82 100K 1/16W 　 +P5V ED02P 3 + C73 100uF/16V OD22P 3 ED20N ED11P OD01P OD00N 3 ED21N 3 GND TCON_RCLK ED01P OD21N CONNECTOR for PANEL FB11 NC GND ED10N TCON_LP 3 OCLK_RS_P ED10P +P5V OD02N 3 ED12N 3 ED00P CN4 CONNECTOR 50P 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 OD02P 3 C77 100pF ED00P 3 R73 0 1/16W 　 ED11P 3 R201 510K 1/16W 　 OD12P 3 +P3V3 OD00P CN5 CONNECTOR 30P 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 PPWR 3 TCON_RSP2 C82 0.1uF/16V OD10N +3V3 OD20P 3 R86 3K 1/16W R77 NC TCON_EPOL 3 GND OD12N 3 R72 0 1/16W 　 ED00N ECLK_RS_P 3 ED22P 3 +5V ED01N OD20P OD11N 3 TCON_ROE FB12 220 OHM R80 100K 1/16W 　 GND ED01N 3 ED02P ED21P R81 NC OD02P ED22N 3 OCLK_RS_N +12V GND ED22N Q5 PMBS3904 3 2 1 TCON_ESP 3 ED21P 3 ED21N OD21P ED12P 3 OD11P 3 ED11N 3 R78 NC gm5126 A Panel Interface(RSDS) AOC B 4 8 星期二, 七月 22, 2003 Title Size Document Number Rev Date: Sheet of OD20N 3 ECLK_RS_P OD00N Q1 PMBS3904 3 2 1 GND + C200 22uF/16V OD11P TCON_EPOL Q2 SI9933ADY-T1 1 2 3 4 8 7 6 5 S1 G1 S2 G2 D1 D1 D2 D2 R75 0 1/16W 　 GND R203 100K 1/16W 　 + C205 150uF/16V CTRLP12V 3 R83 NC TCON_RCLK 3 ED02N OD00P 3 GND OD01N ED02N 3 OD12P R200 100K 1/16W 　 OD01P 3 ED11N C80 0.1uF/16V +12V OD10P 3 OD21P 3 Free Datasheet Download http://www.Chinadz.Com http://www.Icver.Com Bbs.Chinadz.Com LM-729 Service Manual Rev: A Page 25 of 61 +2V5 GND +12V Brightness GND PWM0 CONNECTOR for POWER/INVERTER Board GND STDBY 3 FB17 600 OHM +5V R112 1K 1/16W 　 R113 4.7K R115 4.7K GND R231 10K 1/16W 　 GND PWM0 Brightness GND VOLUME 3 GND GND R230 10K 1/16W 　 + C231 1uF/16V +5V R117 1K R118 1.5K 1/16W 　 +12V + C230 1uF/16V U9 AIC1084-33CE 3 1 2 VIN ADJ VOUT + C127 22uF/16V Mute CN11 PIN HEADER 2*6P 2 4 6 8 10 12 1 3 5 7 9 11 D20 LL4148 D21 LL4148 GND C110 0.1uF/16V + C117 100uF/16V gm5126 A Power AOC B 7 8 星期二, 七月 22, 2003 Title Size Document Number Rev Date: Sheet of +5V CN601 6P PLUG R/A 1 2 3 4 5 6 +5V GND R232 10K 1/16W R116 1K 1/16W 　 C119 0.1uF/16V FB15 600 OHM +5V GND Standby R114 1K 1/16W 　 U8 AIC1084-33CE 3 1 2 VIN ADJ VOUT GND + C120 100uF/16V PBIAS 3 + C111 100uF/16V C124 0.1uF/16V GND + C126 100uF/16V BackLight On/Off +3V3 C121 0.1uF/16V C125 0.1uF/16V FB16 600 OHM Free Datasheet Download http://www.Chinadz.Com http://www.Icver.Com Bbs.Chinadz.Com LM-729 Service Manual Rev: A Page 26 of 61 6.2 AUDIO Board C215 1000 pF GND STANDBY OUT_L CN204 33L8022-3A-H FEMALE 1 2 3 C213 0.1uF GND MUTE C206 0.47uF