Saturday, 30 March 2019

HOW TO ENTER SERVICE MODE – SANYO LCD-27XL2 - LCD-27XL2B – LCD TV – OPTION SETTING

Sanyo LCD TV _ Option setting_Service Mode_Memory IC initialize_Service mode adjustment procedure
OPTION SETTING
After replacing Memory IC (IC801)
The memory IC (IC802) stores the option data of TV set and service adjustments data for each circuit, therefore, when the memory IC is replaced, it should be programmed to the following settings.
How to enter the Option Setting Mode
Press and hold the MUTE button on the remote control and press the CHANNEL DOWN (P) button on the front control panel of the TV. The option window will appear on the screen.
How to make the Option Setting
Select desired option item by pressing the CHANNEL UP or DOWN button.
To switch the option mode, use the VOLUME + or - button.
The data which is set in the option mode is stored into the memory IC automatically.
To exit from the Option Mode
Press the MENU button or turn off the TV set by pressing the Power ON/OFF button.
How to enter the Service Menu
Press and hold the SOUND button of the remote control and press the CHANNEL DOWN (P▼) button on the front control panel of the TV
The Main menu of service mode will be displayed.
{Do not attempt to adjust service adjustments not listed otherwise it may cause loss of performance and for correct operation.}
How to select the service section and service item and change data value
To select Service Section: Press the Cursor ▲/  button on the remote control hand set, and press the VOLUME + button to enter the Sub menu.
To change data value: Select service item by pressing the Cursor  ▲/ and change data value by pressing the VOLUME + or - button.  (To return to the Main menu, press the MENU button.)
To exit from the Service Menu
Press the MENU button repeatedly or turn off the TV set by pressing the Power ON/OFF button.
How to Initialize the Memory IC
To initialize the Memory IC (IC802), press and hold the IMAGE button on the remote control, then press the CHANNEL DOWN button on the front panel of the TV set and then turn the Mains switch off and on. The initialization is now completed.  When initialized the memory IC and all of the setting data (option data and service adjustment data) stored in the IC are reset to the default value. It is necessary to set the option settings and readjust the service adjustments listed above.
This TV set has a built-in power supply protection circuit.  It is provided to protect the TV set in case of a power supply circuit malfunctions. When something abnormality occurs during TV reception, the TV set goes to the stand-by mode.  When operating the Protection Circuit, the Stand-by and Power Indicator will blink.
Releasing the protective circuit and restoring power supply
To release the protective circuit and restore power supply, disconnect the AC cord for a short time. This will work only if the power supply trouble was temporary. If there is permanent trouble such as a damaged circuit, power cannot be restored and the circuit will have to be repaired.