9-4 Structure and Assembly/Disassembly
4. Pull out the plugs (t2 pcs at each side) that are filled in the left and right lateral sides, and then
remove the M4X8 screws (2 pcs at each side) which are installed on the rack of two sides. .
5. Remove the 4 M4X8 screws which are used to secure the rack below the main unit cover,
remove the cover downward slightly and take off the frontal cover when the cover is
separated from the slot at the top side.
6. Cut the connection wire tie of ECG pencil probe and pull out the port of the pencil probe from
probe board.