IBM 866251Y - Netfinity 5500 M20, Руководство по техническому обслуживанию аппаратной части, Страница: 185 / 386

4. Reinstall the server cover and connect the cables
(see “Completing the installation” on page 178).
Three-pin jumper blocks:
With the three-pin jumper blocks, each jumper covers two
of the three pins on a pin block. You can position the
jumper to fit over the center pin and either of the other two
pins.
The following illustration identifies pins 1, 2, and 3 on a
three-pin jumper block.
2 1
3
To change a jumper's position for a three-pin jumper
block:
1. Turn off the server; then, disconnect the server power
cords.
2. Remove the server cover (see “Preparing to install
options” on page 246).
3. Lift the jumper straight off the pin block.
4. Align the holes in the bottom of the jumper with the
center pin and the pin that was not covered
previously.
5. Slide the jumper fully onto these pins.
6. Reinstall the server cover and connect the cables
(see “Completing the installation” on page 178).
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