Sun Microsystems 6.0005E+11 manual Link Integrity Test

3

3.Remove the black plastic card retainer shipped with the card.

See Figure 3-17. Spread the ends of the retainer apart to remove it from the card (the retainer is not needed for this installation).

Card retainer

Figure 3-17Card Retainer

Link Integrity Test

1.Ensure that the SBus card is on an antistatic mat.

2.For DSBE/S and FSBE/S cards: remove the two outer retaining screws (see Figure 3-18), but do NOT remove the middle screw or the springfinger. Use a #0 Phillips screwdriver and a 3/16 nut driver or socket wrench.

3.For DSBE/S and FSBE/S cards, configure jumper J0302 for Link Integrity Test functionality. See Figure 3-18 (DSBE/S) or Figure 3-19 (FSBE/S).

a.Put the shunt over both pins to disable the Link Integrity Test. See Figure 3-20 “Disabled.”

b.Put the shunt in one pin to enable the Link Integrity Test. See Figure 3-20 “Enabled.”

Caution – If you choose to disable the test, it must be disabled both at the hub

!and at the SBus card. In the event of “loss of carrier” or “not responding” problems, check the status of the link enable on both the SBus card and the hub.

3-24 Ultra Enterprise 6000/5000/4000 Systems Manual—November 1996