New HC Series User Manual - 21 -
❶ Locate the fault module
and place the vacuum
maintenance tool in the
middle area of the fault
module.
❷ After turning on the switch,
continue for 3-5 seconds, hold
the handle and pull the suction
tool out forcefully to remove the
module.
❸ Install the new module in the
upward direction and gently onto
the cabinet.
1. The front maintenance tool should be placed in the middle of a single module and should not cross
over to adjacent modules；
2. When removing a module from the screen body, hold the module with your hand to prevent the
module from falling due to low power or accidental startup of the maintenance tool.
5.2.2 HUB board/Receiving card/Power supply maintenance
Remove the modules on the faulty cabinet using a maintenance tool, and then use a screwdriver
to remove and replace the screws on the conversion board.
HUB Maintenance Procedure
❶ Remove all modules on the
faulty cabinet using a vacuum
maintenance tool.
❷Use a PH2 cross screwdriver to
remove the 12 screws from the
HUB.
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