HP rp8420 HP 9000 rp8420 Server - User Service Guide, Fifth Edition - Page 165

Replacing the PCI OLR Assembly, Reconnect the PCI OLR cable.

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6. Carefully remove all 16 of the PCI MRLs, beginning on the OLR cable side of the system (left side when viewed from the rear of the system). 7. Push out on top of the PCI MRL to unclip the PCI MRL axle from the retaining slot carefully, so as not to break off the optic sensor tab. 8. With the tab clear of obstruction, lift MRL up and out. 9. Remove the PCI OLR assembly by pushing in on the eight plastic tabs that secure the assembly to the chassis. 10. Tilt the assembly away from the attach points. Disengage the bottom holding tabs from the chassis. 11. Lift the assembly up and out. 12. Remove the PCI OLR cable from the PCI OLR assembly. Figure 6-58 PCI OLR Assembly Removed Replacing the PCI OLR Assembly 1. Position the assembly at an angle so that the bottom holding tabs engage into the bottom holes of the chassis. 2. Tilt the assembly toward the chassis, bringing it upright, and engage the eight plastic tabs so that the assembly is firmly and evenly attached to the chassis. 3. Replace all the PCI MRLs one at a time, beginning at the right-most clip position. Ensure that the PCI MRL is in the OPEN position before inserting the bottom pivot pin into the hole in the chassis. 4. Ensure that the PCI MRL is in the OPEN position. 5. Press the PCI MRL axle into the retaining clip. 6. Flip all the PCI MRLs to the CLOSED position. 7. Reconnect the PCI OLR cable. 8. Replace the PCI access panel. 9. Replace the top and side covers. See "Removing and Replacing Covers" (page 104). Removing and Replacing the PCI OLR Assembly 165

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6.
Carefully remove all 16 of the PCI MRLs, beginning on the OLR cable side of the system
(left side when viewed from the rear of the system).
7.
Push out on top of the PCI MRL to unclip the PCI MRL axle from the retaining slot carefully,
so as not to break off the optic sensor tab.
8.
With the tab clear of obstruction, lift MRL up and out.
9.
Remove the PCI OLR assembly by pushing in on the eight plastic tabs that secure the
assembly to the chassis.
10.
Tilt the assembly away from the attach points. Disengage the bottom holding tabs from the
chassis.
11.
Lift the assembly up and out.
12.
Remove the PCI OLR cable from the PCI OLR assembly.
Figure 6-58 PCI OLR Assembly Removed
Replacing the PCI OLR Assembly
1.
Position the assembly at an angle so that the bottom holding tabs engage into the bottom
holes of the chassis.
2.
Tilt the assembly toward the chassis, bringing it upright, and engage the eight plastic tabs
so that the assembly is firmly and evenly attached to the chassis.
3.
Replace all the PCI MRLs one at a time, beginning at the right-most clip position. Ensure
that the PCI MRL is in the OPEN position before inserting the bottom pivot pin into the hole
in the chassis.
4.
Ensure that the PCI MRL is in the OPEN position.
5.
Press the PCI MRL axle into the retaining clip.
6.
Flip all the PCI MRLs to the CLOSED position.
7.
Reconnect the PCI OLR cable.
8.
Replace the PCI access panel.
9.
Replace the top and side covers. See
“Removing and Replacing Covers” (page 104)
.
Removing and Replacing the PCI OLR Assembly
165