Woodward ProTech 203, Руководство по эксплуатации

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ProTech 203 Overspeed Protection System Manual 85204
26 Woodward
6. Unscrew the four long screws holding the two-board pack together (Figure
5-3).
Figure 5-3. Board Locations
7. Remove the six mounting screws securing the power supply board to the
chassis.
8. Unplug the ribbon cables from the power supply board, and remove the
board.
9. Unplug the terminal block and ribbon cable from the corresponding display
board.
10. Remove the six nuts holding the display board to the ProTech system
chassis front door. Note the nuts' locations in Figure 5-4 so that you don't
loosen the 4 nuts that attach the LCD (display) to the circuit board.
If removing Unit A, retain the two cable clamps for re-installation.
11. Holding the display board's terminal block and ribbon cable connector,
"walk" and lift the board off of the door.
Do not use screw drivers or other objects to lift or pry the display
board. Doing so may damage other ProTech components.