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Maintenance
CAUTION
• Disconnect the power supply to the LED modules when performing the maintenance.
• Before installing or removing pixel cards, please ensure the wall has been powered off for 1 or 2 hours.
Otherwise the thermal expansion of pixel cards increases the risk of damaging them during removal or
insertion.
• Use the correct screwdriver for the shape of the screws when removing (loosening) or setting (tightening)
the screws.
Pay attention not to drop the screws and the other parts you have removed.
Pay attention not to lose the removed screws since they will be reused.
Removing a pixel card
Remove the pixel card using the maintenance tool.
3. Put the maintenance tool flat onto the
surface of the pixel card which you
want to take off, make sure the device
is tightly sucked with the pixel card.
1. Turn on the power switch.
2. Press the start button and the device will starts.
4. Pull out the maintenance tool
and pixel card vertically.
English - 62
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