background image

Technical Service Bulletin 10076                                                                                              Page 3 of 5 
 
 

 

 

 
 

 

 
 
 

Содержание 29 LX Series

Страница 1: ...ct the display while power is turned on Try changing the channels It might be that the display is actually working but the backlight is out If this is the case then the display will be dark but you should see all the various details numbers icons etc If you find this to be true then please refer to pages 4 5 Is the display totally dead If the display is totally blank no backlight no details then d...

Страница 2: ...isplay will not show any information The following pages shows the location of the ribbon cable Make sure that the cable is fully seated into the connector Please note that the connector has a locking mechanism Lift up on the top piece to release the lock and push back down to engage the lock 1 Lift up on the top piece to release the lock see page 3 2 Use the eraser end of a pencil to push the rib...

Страница 3: ...Technical Service Bulletin 10076 Page 3 of 5 ...

Страница 4: ... 4 of 5 Backlight If the backlight is out then the display will appear dark but you will still see all the proper lettering icons etc Here is an example If this is the case then measure the backlight voltages as shown on the following page ...

Страница 5: ...g on the DIM setting If the voltages are not present then replace the backlight power supply Cobra p n 306 004 The backlight power supply is a metal can mounted to the side of the chassis If the voltage measure correctly but the backlight is still dark then replace the backlight module Cobra p n 306 003 ...

Отзывы: