Installing The Dimms; Reinstalling The Motherboard Tray And Booting The System - IBM N7800 Hardware And Service Manual

Figure 24. Removing the DIMMs
5. Repeat these steps to remove additional DIMMs as needed.

Installing the DIMMs

To install one or more DIMMs, you must perform a specific sequence of tasks.
Procedure
1. If you are not already grounded, properly ground yourself.
2. Locate the slot where you are installing the new DIMM.
3. Remove the replacement DIMM from the antistatic shipping bag, hold the
4. Insert the DIMM straight into the slot. The DIMM fits tightly in the slot, but
5. Push carefully, but firmly, on the top edge of the DIMM until the latches snap
6. Repeat the preceding steps to install additional DIMMs as needed.

Reinstalling the motherboard tray and booting the system

After you replace a component within the motherboard tray, you must reinstall the
motherboard tray in the system chassis.
Procedure
1. Align the end of the motherboard tray with the opening in the chassis, if
2. Firmly push the cam handle to finish seating the motherboard tray in the
3. Tighten the thumbscrews on the cam handle and chassis frame.
4. Reinstall the cable management tray and recable the system, as needed.
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IBM System Storage: N7000 Series Hardware and Service Guide
Attention: Carefully hold the DIMM by the edges to avoid pressure on the
components on the DIMM circuit board.
DIMM by the corners, and align it over the slot. The notch among the pins on
the DIMM should line up with the tab in the socket.
should go in easily. If not, realign the DIMM with the slot and reinsert it.
Attention: Visually inspect the DIMM to verify that it is evenly aligned and
fully inserted into the slot. The edge connector on the DIMM must make
complete contact with the slot.
into place over the notches at the ends of the DIMM.
necessary, and then gently push the motherboard tray into the system.
The cam handle begins to engage when the motherboard tray is properly
seated all the way inside the system.
system.