Proface FP3900 - 19 Flat Panel" - Manual (Page 100)

Chapter 10 Maintenance
10-7
„Replacing CA7-BLU15-01
Be sure to wear gloves when exchanging the backlight, and follow the following procedures.
(1) Turn OFF the power switch of the FP and remove the power cable.
(2) Remove the FP unit from the equipment (panel etc.) to which the unit has been incorporated, and place
the FP unit on a flat, level surface facing the display face downwards.
(3) Unscrew the elevens (11) attachment screws securing the rear cover on the front module.
(4) Remove the rear cover of the module..
(5) Loosen the eight (8) screws from the LCD holder.
• The backlights are located at the top and bottom of the LCD. These two lights
must be replaced together.
• Be sure to perform the backlight changeover on a flat, level surface. This will
prevent damage to the FP unit and the accidental cutting of any of its power cord.
• Be sure to protect the display surface to prevent damage during the operations.
• If the rear cover feels warm to the touch, you may get burned by the cover.
Replace the backlight after the FP unit is cooled down enough.
Rear Cover