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2014 - 108JK58Rev. A01
Introduction
This document describes the procedure for installing the components in the
901D reinforcement kit on Dell PowerEdge R420xr systems.
WARNING: Opening or removing the system cover when the system is on may
expose you to a risk of electric shock.
CAUTION: Many repairs may only be done by a certified service technician.
You should only perform troubleshooting and simple repairs as authorized in your
product documentation, or as directed by the online or telephone service and
support team. Damage due to servicing that is not authorized by Dell is not covered
by your warranty. Read and follow the safety instructions that came with the product.
Contents of 901D Reinforcement Kit
Item No.Dell Part
Number
(DPN)
Electrical insulator0M4XFINSUL,MYLAR,PCI BRKT,R2,R420,X1
Screw23FYTSCR,M2.5X.45X4MM,FLH,PH,CSKT,Z 6
ScrewVW2J4SCR,4-20X3/8,TORX,TF,SS,PLST,X1
ScrewJNG28SCR,4-40X7MM,PH,PHH,ZPS,XR3
Bracket assembly
Plastic blockTGNK5BRKT,BLOCK,PCI-LOCK,R1,R420,XR1
System board lock
PSU lock bracket
PCe card support
bracket
Battery clip5C6HGCLP,PLSTC,BATTERY,R420XR2
Server tie wrap6N5P9STRAP,CBL,6,TIE-WRAP,RMVBL,XR6
Instruction manual8JK58ASSEMBLY INSTRUCTION1
NOTE: The components used to illustrate the installation procedure may vary from
the actual components.
The following components inside the system will be reinforced.
Figure 1-1. Components That will be Reinforced
1PSU 2PERC card
3PCIe card riser 24system board lock
5PCIe card riser 1
4Installation Guide
Installing the PERC Battery Clip
1
Turn off the system and attached peripherals, and disconnect the system
from the electrical outlet.
2
Loosen the three captive screws on the top of the system cover.
3
Loosen the thumb screws that secure the back of the system cover to
the chassis.
4
Hold the thumb screws and slide the system cover toward the back of
the system.
5
Remove the system cover. For more information see your system Owner’s
Manual at
6
Remove the PERC card by pressing down on the two release levers at the
edge of the card to disengage the card from the connector. For more
information see the topic Integrated Storage Controller Card in your
system Owner’s Manual at
7
Loosen the screw on the PERC battery clip to open the battery clip.
8
Install the PERC battery clip on the PERC battery as shown in Figure 1-1.
9
Tighten the screw to secure the PERC battery using the battery clip.
10 Install the PERC battery assembly on the system board. For more
information, see the topic Integrated Storage Controller Card in your
system Owner’s Manual at dell.com/poweredgemanuals.
dell.com/poweredgemanuals
dell.com/poweredgemanuals.
.
Installation Guide5
Figure 1-2. Installing the PERC Battery Clip
1screw on the PERC battery clip2PERC battery clip (
3PERC battery assembly4connector on system board
DPN: 5C6HG)
Replacing the System Board Lock
1
Open the system.
2
Locate the system board lock. See Figure 1-1.
3
Pressing down on the black tab, slide the existing system board lock in the
direction of the arrow as shown in Figure 1-3.
6Installation Guide
Figure 1-3. Removing the System Board Lock
1existing system board lock2tab
4
Press the tab on the system board lock as shown in Figure 1-4 and install it
on the system board
NOTE: The new system board lock can be identified by the square feature.
Installation Guide7
Figure 1-4. Installing the New System Board Lock
1square feature2system board lock (DPN: V5PYK)
3tab
Securing Full Half-Length PCIe Card on Riser 1
1
Install the full half-length PCIe card on riser 1.
2
Slide the system board lock in the direction of the arrow such that the edge
of the PCIe card is secured against the system board lock as shown in
Figure 1-5.
8Installation Guide
Figure 1-5. Securing Full Half-Length PCIe Card Using the System Board Lock