Vital Signs Monitor Service Manual Disassembling the Monitor
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8.3.3 Replacing the Main Control Board
Lithium-manganese button battery
iM3 Wires linking main control
board and FCC rotary knob board
iM3 power linking wire of interface
board
LCD backlight linking wire interface
iM3 Wires linking main control
board and FCC interface board
Touch screen linking wire
iM3 key board linking wire
Alarm indicator linking wire
Assemble the main control board in the reversed order. Connect the wires and fix the main unit.
Separate the front and
back assembly
Remove the screws securing
the main control board.
Disconnect the
related wires.