Mindray DPM 6 - Removing the Button Board

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5.3.5 Removing the Button Board
1. Disconnect the cables from the button board to the alarm LED board, backlight board
and touchscreen control board.
2. Remove the grounding spring and then unscrew the three PT3×8 screws and take out
the button board.
NOTE
z Do not forget the grounding spring when reassembling..