Monday, March 30, 2015

JVC LT-23D50BK LCD TV SERVICE MODE

JVC LT-23D50BK 

LCD TV

SERVICE MODE 

HOW TO ENTER THE SERVICE MODE
 Press [INFORMATION] key and [MUTING] key on the remote control unit simultaneously to enter the SERVICE MODE SCREEN
HOW TO EXIT THE SERVICE MODE
 Press the [MENU] key to exit the Service mode
CHANGE AND MEMORY OF SETTING VALUE
SELECTION OF SETTING MENU & ITEM
[FUNCTION UP AND DOWN ] key : Select the SETTING MENU & ITEM
[OK] key : Decision the SETTING MENU & ITEM
CHANGE OF SETTING VALUE (DATA)
 [FUNCTION RIGHT AND LEFT ] key.
MEMORY OF SETTING VALUE (DATA)
The setting value will be stored automatically when release the REMOTE CONTROL UNIT keys.
PIXEL FAULT
There are three pixel faults - bright fault , dark fault and flicker fault - that are respectively defined as follows.
BRIGHT FAULT
In this pixel fault, a cell that should not light originally is lighting on and off. For checking this pixel fault, input ALL BLACK SCREEN and find out the cell that is lighting on and off.
DARK FAULT
In this pixel fault, a cell that should light originally is not lighting or lighting with the brightness twice as brighter as originally lighting. For checking this pixel fault, input 100% of each R/G/B colour and find out the cell that is not lighting.
FLICKER FAULT
In the pixel fault, a cell that should light originally or not light originally is flashing on and off. For checking this pixel fault, input ALL BLACK SCREEN signal or 100% of each RGB colour and find out the cell that is flashing on and off.
TUNER SECTION CIRCUIT 
CLICK ON THE IMAGE TO ZOOM IN