Fujitronic Programmable Operation Display UG520H-x - Manual (Page 234)

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UG520H-V Backlight Unit Replacement
(Required Tool)
Screwdriver
Precision screwdriver
Do not touch cables and boards that are not associated with backlight
unit replacement. Doing so may result in failure.
When replacing the backlight, take appropriate preventive measures
against static electricity.
* The point of measures against static electricity is to keep the entire workplace including humans at
the same electric potential. Use an anti-static wristband or mat to prevent static electricity.
1. Turn the POD over and remove the packing.
2. Remove the 6 screws from the rear external case.
Place it on a cloth, etc. to protect the display panel from scratches.
Screws
Rear external case
Packing
3. Remove the rear external case.
4. Disconnect the backlight unit (CFL unit) connector.
Hold the connector and pull it out. Do not twist or yank on the cable
then.
Ribbon cables
Backlight unit (CFL unit) connector
Inside case
Front external case
7 How to Replace the Backlight Unit
UG520H-V