Thursday, June 20, 2013

AKAI LCT-2662 - HOW TO UNLOCK V-CHIP PASSWORD - MAIN POWER SUPPLY CIRCUIT [SCHEMATIC] DIAGRAM - Software Update Procedure


PASSWORD RESET
  • Omnipotence  V-Chip Password: 8205.
  • Press MENU button.
  • Press LEFT RIGHT buttons to highlight "MISC" Menu.
  • Press Up, Down buttons to highlight "Parentald".
  • Press ENTER button to pop up "Input your Password Please".
  • Use the Number buttons (0~9) to enter an omnipotence Password.
  • Press ENTER button to confirm and your can select "CHANGE PASSWORD".
  • Suggest: Change to your familiar Password again.
SOFTWARE UPGRADE
Connect the RS-232C input jack to an external control device (such as a computer) and software upgrade.
  • Power Switch OFF.
  • Connect the serial port of the control device to the RS-232 jack on the LCD-TV back panel. RS-232C connection cables are not supplied with the LCD-TV.
  • Power Switch ON. The power indicator on the front of the panel should now display red, means that the LCD-TV is in standby mode.
  • Copy the software (MTKTOOL) to the computer.
  • Open the software (MTKTOOL.EXE)
  • Select MTK 8205 and Point "browse" on the interface of the MTKTOOL.exe.
  • Select the file which will be update.
  • Point "update" on the interface of the MTKTOOL.exe.
  • Waiting for the upgrade programming, when it is finished, the bar will display 100%.
  • After the up grader is finished, shut down the power switch, take out the RS-232C connection after the power indicator is extinguished.
  • Note: After upgrading, the first time of power on will be some long.
POWER SUPPLY [SMPS] SCHEMATIC
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