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elevator power board MITSUBISHI KCR-965A KCR-966A Machine roomless elevator pcb parts
Mitsubishi KCR-965A board replacement steps
Preparation phase
Confirm the motherboard model : Make sure you buy a new motherboard that matches the device model.
Prepare tools : Screwdriver, electrical tape and other necessary tools.
Disconnect the power
Safe operation : Find and turn off the power switch to ensure that the power is completely disconnected.
Remove the old motherboard
Open the control box : Open the cover of the device control box. Record the connection : Note the location of all connecting wires.
Remove the motherboard : Use a screwdriver to remove the screws that secure the old motherboard and remove it carefully.
Install the new motherboard
Align the interface : Put the new motherboard into the control box and ensure that the interface and slot are aligned.
Reconnect : Reconnect the cables one by one according to the recorded position. Fix the motherboard : Use a screwdriver to fix the new motherboard.
Test the new motherboard
Function check : Turn the power switch back on and check whether all functions are normal.
When replacing the Mitsubishi KCR-965A board, pay attention to the following points:
Safely cut off the power supply:
Be sure to cut off the power supply before replacement. It is strictly forbidden to operate with power on to ensure safety.
Static protection:
Pay attention to static protection, wear an anti-static ring or touch a metal conductor to eliminate static electricity to avoid damage to the body and the board.
Disassembly and installation:
When disassembling the original board, record the connection position and method, and carefully remove the connecting cable and fixing screws.
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