Shenzhen Comen Medical Instruments co., ltd.
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6.4 Disassemble the main board
1. Unscrew five PA3x8 screws and then unplug the printer ribbon cable carefully. Last do not forgot
to unplug the power cable and monitoring cable)
6.5 Disassemble the power unit
1. Separate the power main board (unplug the grounding cable and AC power cable .Then
unscrew four screws)