OCEM 3 Series Use And Maintenance Manual page 34

LED PAPI 66
Before disconnecting the board mark on the connectors the position references in order to
restore the exact configuration of the connection (position and orientation compared with
the board).
Disconnect the connector PWR/CTR (J8) of the electronic board (3a).
Disconnect the connectors from the PCBA CCR Interface Board (3b) paying the utmost caution not to damage
the cables.
Remove the cover (4a) with the board on board and the related cables.
Remove any condensation accumulated during operations: if necessary, dry thoroughly the
internal sides of the device.
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UT-MT-0972_1.0_19-09-2022 (EN)
Use and Maintenance Manual