Dell Force10 C300 C300 Hardware Installation Guide - Page 35

Insert 2 DC PEMs in Slots 0 and 7, WARNING

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Step 4 Task (continued) Slide the PEM into slot 0 or 7 (see (Figure 8-2). If you are installing redundant PEMs, install in both slots 0 and 7. NOTE: Fill all empty slots with blank panels (CC-C-BLNK-PWR). Figure 8-2. Insert 2 DC PEMs in Slots 0 and 7 fn0002lp 5 Secure the PEM in place by tightening the retaining latch on each module so that the arrow points down (Figure 8-2). 6 Secure the chassis ground connection: WARNING: You must complete the ground connection before proceeding with any other PEM connection. Locate the chassis ground connector stud on the PEM front panel (see Figure 8-3). It is the single stud below the safety cover. Remove the nut and washer from the ground stud. Apply a coat of anti-oxidant paste to the connector stud, if required. Install the grounding cable. This cable is typically green or green and yellow. NOTE: Termination points require UL-listed 1-hole lug with a 1/4-inch hole. Replace the washer and nut on the stud. Secure the nut with a nut driver or torque wrench (not to exceed 4 ft/lbs). Connect the opposite end of the grounding cable to the appropriate nearest grounding. Installing DC Power Entry Modules | 35

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Installing DC Power Entry Modules
|
35
Step
Task (continued)
4
Slide the PEM into slot 0 or 7 (see
(Figure
8-
2)
. If you are installing redundant PEMs, install in both slots 0 and 7.
NOTE:
Fill all empty slots with blank panels (CC-C-BLNK-PWR).
Figure 8-2.
Insert 2 DC PEMs in Slots 0 and 7
5
Secure the PEM in place by tightening the retaining latch on each module so that the arrow points down
(Figure
8-
2)
.
6
Secure the chassis ground connection:
WARNING:
You must complete the ground connection before proceeding with any other PEM
connection.
Locate the chassis ground connector stud on the PEM front panel (see
Figure
8-
3
). It is the single stud below the
safety cover.
Remove the nut and washer from the ground stud.
Apply a coat of anti-oxidant paste to the connector stud, if required.
Install the grounding cable.
This cable is typically green or green and yellow.
NOTE:
Termination points require UL-listed 1-hole lug with a 1/4-inch hole.
Replace the washer and nut on the stud.
Secure the nut with a nut driver or torque wrench (not to exceed 4 ft/lbs).
Connect the opposite end of the grounding cable to the appropriate nearest grounding.
fn0002lp