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TVLogic LQM-071W Service Manual
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TVLogic LQM-071W Service Manual

TVLogic LQM-071W Service Manual

7” multi format lcd monitor
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Multi Format
LCD MONITOR
Service Manual
7" Multi Format LCD Monitor
LQM-071W
1

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Summary of Contents for TVLogic LQM-071W

  • Page 1 Multi Format LCD MONITOR Service Manual 7” Multi Format LCD Monitor LQM-071W...
  • Page 2 Caution • Always use set voltage. - AC 100 ~ 240V - DC 12V / 24V • All operating instructions must be read and understood before the products is operated. • These safety and operating instruction must be kept in a safe place for future reference. •...

  • Page 3: Part Name & Function

    Part Name & Function <FRONT> TALLY MENU ENCODER KEY FUNC ENCODER DISPLAY BRIGHT CHROMA MARKER SDI OUT FUNC1 MENU MODE CH SEL CONTRAST PEAKING VOLUME INTENSITY FUNC2 POWER...
  • Page 4 Part Name & Function <REAR> SDI1/CVBS1 INPUT REMOTE SDI2/CVBS2 INPUT SDI3/CVBS3 INPUT FACTORY PGM RS232 SDI4/CVBS4 RS422 INPUT OUTPUT +12V AUDIO AUDIO DC 12V SPEAKER INPUT OUTPUT INPUT...
  • Page 5 Orthographic Drawing...

  • Page 6: Exploded Diagram

    Exploded Diagram...

  • Page 7: Product Specification

    Product Specification SDI A/B/C/D Channel Input Input 4 x BNC Analog Composite A/B/C/D Channel Input (Share BNC with SDI Input) SDI A/B/C/D Channel Selected Output Output 1 x BNC Analog Composite AD Converted Output Analog Composite Input Signal HD-SDI 1.485Gbps SD-SDI 270Mbps Analog Input Spec...

  • Page 8: Pcb Block Diagram

    PCB Block Diagram...
  • Page 9 Circuit Operation Explanation • SDI (CON8, CON9, CON10, CON11) sends signals to the Main Controller (FPGA) via M21424 (drive IC). • Scaler MDIN180 is a drive with a Scaler function which is available to deal with video signals RGB/ YPbPr. •...
  • Page 10 Circuit Operation Explanation <GPI Remote> - The position of each pin is as shown on the right. - You can set the functions of pin 1~6 as follows: Display Function NONE No REMOTE function assigned. RTLYC1 REDTALLYONforCH1. RTLYC2 REDTALLYONforCH2. RTLYC3 REDTALLYONforCH3.
  • Page 11 Circuit Operation Explanation 1. PIN1 - Application: For all available inputs. - Value Range: See Chart 1. - Default Value: “R TLY C1” - Function: Selects function for REMOTE PIN1. 2. PIN2 - Application: For all available inputs - Value Range: See Chart 1. - Default Value: “R TLY C2”...
  • Page 12 PROGRAM UPDATE - USB 1) Connect the Update Board to LQM-071. Warning: If the monitor’s power is ON during this process, there may be damage caused to the monitor and the Update Board. Update Board 2) Connect the Update Board’s USB cable to the PC. 3) Connect the power supply to the monitor and switch ON.
  • Page 13 PROGRAM UPDATE - USB < Update Board USB driver installation process>...
  • Page 14 PROGRAM UPDATE - USB < Update Board USB driver installation process>...
  • Page 15 PROGRAM UPDATE - USB < Update Board USB driver installation process> 6) When the driver installation is complete, run the LQM-071W update program.
  • Page 16 PROGRAM UPDATE - USB 7) Select FPGA and CPU and select the SOURCE file that you wish to update by clicking FILE OPEN. Select the “LATTICE Config File (*.bit)” format for FPGA update files. Then select both “lcd_7qd_f20.bit” and “lcd_7qd_f35.bit”.
  • Page 17 PROGRAM UPDATE - USB 8) Press the DOWNLOAD button to send update SOURCE files to the Update Board. 9) Once the transmission is complete, the SOURCE will be saved in the Update Board hence, the Update Board and the PC can be disconnected. 10) To download the SOURCE saved on the Update Board to LQM-071, press SW1 on the Board.
  • Page 18 PROGRAM UPDATE - USB Picture 2: Download complete message window • After the Download is complete, the update is processed (the process of update is displayed on SIZE/MSG). -DSP * Select CPU/GEN on PROGRAM STATUS. * Select BANK0, then click FILE OPEN to load the CPU firmware. •...
  • Page 19 The calibration software requires these minimum hardware specifications: Pentium PC Windows 98SE/2000/ME/XP System All compatible 24 bit video card Display Windows 98/2000/XP supporting 1024 x 768 resolution. Step 1 TVLogic Calibration installation 1.1 Launch “CalibratorSetup.exe”. 1.2 Press “Next” when the “calibration program setup window” appears.
  • Page 20 1.3 Designate the location where the program will be installed on your PC. Then, click the “Next” button. 1.4 When the below message window pops up, the installation is successfully complete. 1.5 If “LicenseKey.tvl” file was received, copy the file into the directory “[installed program directory]\Bin”. Ex) C:\Program Files\Tvlogic\Calibrator\Bin...
  • Page 21 Calibration software procedure The purpose of our calibration tool is to optimize the colors of LCD displays. This calibration program is used for all of out LCD monitors. For a detailed calibration procedure, please refer to the following Before Starting: 1.
  • Page 22 Calibration software procedure Calibration procedure 1. Launch the calibration program. The main window appears as shown below. Fig 2 Calibration main window 2. The probe and the monitor’s ports will be displayed on the top of the main window. If the port is highlighted in green, it means that the monitor and the probe is well connected.
  • Page 23 Calibration software procedure 3. Check that the correct monitor model name is selected. 4. Check the [Measuring Device] setting if the measuring device is not connected. [Setting] – [Device]- [Measuring Device] You can set the channel when using the K-10 probe. If you did not add any adjusted channels in the K-10 probe, you can just use it withou changing the channel.
  • Page 24 Calibration software procedure Fig 4 Monitor Calibration in process 7. Message Stating “Finished calibrating LCD Panel” will be displayed if your calibration procedure was successful. Fig 5 Calibration Complete window...
  • Page 25 1. To save the calibration result data, click the “Save” button. Fig 6 Saving calibration result 2. Input the Monitor’s serial number (or File name). Fig 7 Saving file dialog 3. The file will be saved under the directory: “C:/Program Files/TVLogic/Calibrator/data”...

  • Page 26: Calibration Tab

    Calibration software 설정 CL-Soft Settings The setting menu is located on the bottom left hand side of the calibration program. Under the Settings menu, you can set the following various settings. Calibration Tab Fig 8 Setting Calibration dialog Gamma The default Gamma value is 2.2 and according to the user’s needs, it can be changed using the “Custom”...
  • Page 27 Calibration software procedure Measurement Steps When adjusting the Gamma value, measuring intervals of 1 to 64 can be selected. The lower the figure, the more precise measuring data can be achieved. The recommended level is 16. Custom TC (5600K) The user can program the custom color coordinates in 5600K color space. Measure Adjusted Gamma(R, G, B) This feature is used to measure the changed gamma value of Red, Green and Blue after the Gamma Correction.
  • Page 28 Calibration software setting Device Tab Fig 9 Setting communication dialog Measuring Dev Measurement device port selection Monitor Monitor connection port selection Serial Port Scan Activates automatic port scan for connected devices. Measuring Device The user can choose from 7 different probes: Klein K-10, X-Rite (DTP94), CA-210, CS-200, DK-PM5639, Eye-One, Specbos 1211 Selectable option on each measuring device Set (K-10): channel selecting...

  • Page 29: Monitor Tab

    Calibration software setting Monitor Tab Fig 10 Setting pattern dialog Input Pattern/Output Pattern The user can display the input or output pattern on the monitor. The input level can be selected between the ranges of 50, 85 and 100. Each output level for R, G, and B can be selected from 0~255 (8 bit) and 0~1024 (10 bit).
  • Page 30 Calibration software setting BackLight Tab Fig 11 Setting backlight dialog Backlight Stabilization LCD Monitor requires a Backlight stabilization time after the power is switched on. This process usually takes 20~60 minutes. We recommend you to select the “Backlight Stabilization” option, as it allows the calibration to run automatically once the Backlight has been stabilized.
  • Page 31 Calibration software setting LUT Manager Fig 13 LUT setting Apply location Select the color space. Source You can import the LUT directly from the monitor or select the LUT file and import it. LUT is selected under the “Apply location” tab. Destination Select User’s LUT.
  • Page 32 Calibration software setting TIP . K-10 dialog setting Fig 14 Device setting Device Setting When K-10 is first-connected to PC, the “Device Setting” window pops up as above Fig 14 Default LCD This channel is used for the calibration of normal LCD display color of CCFL type backlight.
  • Page 33 Calibration software setting ※ After the setting completes once, the above window will never show again. If you want to set the menu again, click [Setting] and select the [Calibration] tab. Then click the “Set” button in [Measure Device].
  • Page 34 Circuit Operation Explanation...
  • Page 35 Pin Assignment Specification Sign Sign ENC_SEL1 ENC_SEL0 ENC_D ENC_C ENC_B ENC_A KEY_SDA KEY_SCL +3.3V +3.3V STND_BY Reference No: CON24 Reference No: CON17 Item: Key Control Item: RS232 Control...
  • Page 36 Pin Assignment Specification Signal Signal HPLCOM HPLOUT HPRCOM RIHPROUT Reference No: CON12 Item: Speaker Signal 12Vdc LCD_BEN LCD_BRT 12Vdc Reference No: CON20 Reference No: CON22 Item: DC Jack Item: Inverter...
  • Page 37 Pin Assignment Specification Signal Signal TALLY_G TALLY_R Reference No: CON14 LVDS_3P Item: Tally LVDS_3N LVDS_CP Signal LVDS_CN LVDS_2P LVDS_2N LINEL LVDS_1P LVDS_1N LINER LVDS_0P Reference No: J2 LVDS_0N Item: Audio In Signal HPROUT HPLOUT Reference No: J3 Item: Audio Out Reference No: CON4 Item: LVDS...
  • Page 38 Packaging...
  • Page 39 MEMO Developed by For more information please visit : http://www.tvlogic.co.kr #914 Acehighend Tower 8, 345-4 Gasan-dong, Geumcheon-gu, Seoul, 153-782, KOREA Tel : +82-70-8668–6611, Fax : +82-2-6123–3201, Email: sales@tvlogic.co.kr...