Chapter 6 Troubleshooting and Component Replacement
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6.2.3 Replacement of Power/Signal Input Cable Switching Board
Replace switching board of the LED display based on the following steps:
Step
Picture Instruction
Operation
1
Disconnect the signal
cable, remove the fixed
screws of power cable
and signal switching
board.
2
Pull it down gently to
take it out of cabinet
hole.
3
Maintenance or
replace the power and
signal interface.