TUNER&AV MERGING BOARD FOR 20 ”LCD From P13 POWER AMPLIFER FOR 20” LCD Mute TDA 1517P MT01 SIGNAL BLOCK DIAGRAM WM8501 D3953N Tuner Tuner MT8201 TDA9886T From P103 D9453D 2006-09-09 V1 ST333W Audio Preparing CVBS SIF CS5340 From P12 For USB Mute Reset POWER AMPLIFER FOR 32”LCD...
MT8201_SZ_V2 History Date 1. INDEX / POWER 2006/5/16 BY Dennis Ge SZ-V2 MODIFIED ACCORDING TO TTE'S REQUIREMENTS 2. LDO 3. MT8201 LQFP256 4. DDR MEMORY & FLASH 5. HDMI INPUT MT8293 6. VGA IN & PC AUDIO IN 7. AUDIO& VIDEO CONNECT 8.
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BACKLIGHT INTERFACE( WITH ADAPTOR MODELS ONLY) CONNECTOR R226 5.0A R227 LVDSVDD 5.0A R229 DIMMING 120R IRF7314 R231 CB137 PWM0 BT3904 SELECT Hi For External LO = > LVDS POWER ON SELECT SELECT Low For Internal HI = > LVDS POWER OFF R235 ER03_GPIO BACKLIGHT_ON/OFF...
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STANDBY CONTROL 5VSB BL_ON/OFF 8201UP3_0 High == > OPEN FRAME POWER OFF GNDA GNDA POWER_STBY POWER_STBY ON/OFF R502 Q501 POWER_STBY BT3904 STANDBY POWER (ONLY FOR 20") L558 C204 0.01U L559 L560 U501 L561 L569 15UH L562 MP9583 L563 POWER CINCH GNDP R531 ON/OFF...
XD1 of schematic) to chip CIMAX SP2. 2) Components and schematic of CI section , 6. If not communication from ATV to digital module, Please check: I2C of the ATV( MT01 section) and digital module. TCL Multimedia Technology Holdings LTD.
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Enter the factory menu (can use the IR and press the remote key “vol-”to “0’, press mute remote key ,then press 9,7,3,5 remote key. Press right key to enter the sub-menu and press MENU key to return the main-menu 4、Balance Adjust TCL Multimedia Technology Holdings LTD.
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< 25nit C、repeat A&B, until all is ok D、Adjust the value of Black level 4). Adjust the value of Black level Measurements are using ‘SCALBRI2.UPA’ patterns with -1% to 10% video level bars. TCL Multimedia Technology Holdings LTD.
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Normal/Warm/Cool White R R White balance White G G White balance White B B White balance Gray R R Gray balance Gray G G Gray balance Gray B B Gray balance RGB Calibrate ADC adjust TCL Multimedia Technology Holdings LTD.
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Carrier Shift Saturation Mute FM mute FM mute High FM mute Low 6).Sound Volume Curve Item Sub-item Sound VOL_0 VOL_10 VOL_50 VOL_90 VOL_100 TV Pre TV pre- amplify AV Pre TV pre- amplify SWPREQ For debug TCL Multimedia Technology Holdings LTD.
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Prepare MTKTOOL UPDATE, update board, serial line. (1)、Connect PC, update board, and J3 on the main board with serial line (2)、Provide the STB +5V for main board (3)、Open “MtkTool.exe” in MTK TOOL program, and set the parameter as below picture TCL Multimedia Technology Holdings LTD.
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(6)、After downloading SW, it will be long time for Initializing EEPROM. Solution 2: Preparative is same with above. Set SYSTEM->FactoryKey on factory MENU to OFF. Connect the device as below picture. Update the SW follow solution1- (3), (4), (5), (6) TCL Multimedia Technology Holdings LTD.
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