2-7
2. MAIN UNIT REPLACEMENT
EO18-33002A
2.5 REPLACING THE PDM PC BOARD
1) Disconnect all cables from the PDM PC board.
2) Remove the four SMW-3x6 screws to detach the PDM PC board.
Fig. 2-9
PDM PC Board
2.5 REPLACING THE PDM PC BOARD
SMW-3x6 Screw
SMW-3x6 Screw
3) Replace the PDM PC board with a new one, and then reassemble in the reverse order of removal.