Protogate Freeway 3414, Руководство по техническому обслуживанию аппаратной части, Страница: 61 / 72

5: Installing New Components
DC 900-2031A 61
5.2 Installing an Additional Ethernet Board
To install an additional Ethernet board, use the following procedures:
5.2.1 Installing the Hardware
1. Shut down and power off the Freeway using the procedure described in
Section 2.1 on page 28 .
2. Unplug the power cord(s) from the back of the Freeway cabinet.
3. Slip the anti-static strap around your wrist and attach the alligator clip to any bare
metal area of the Freeway cabinet.
4. Remove the top cover of the cabinet as described in Section 2.3 on page 32 .
5. Remove the board support bar by removing the screw at each end of it that holds
it to the cabinet and lifting the bar out of the way.
6. Remove the Ethernet board from its static protection packaging.
7. Slide the Ethernet board into the empty slot.
Caution
Be very careful when inserting a printed circuit board to prevent
damage to the connectors and avoid causing incorrect power
distribution due to a misaligned board.
8. Seat the board by applying pressure evenly to the top of the board.
9. Tighten the screw near the Ethernet board’s face plate.
10. Replace the board support bar and tighten the screws that secure it in place.
11. Replace the top cover on the cabinet and tighten the screws that secure it in place.