Installing the 5088 or 0588 expansion unit into a rack

You might need to install an expansion unit into the rack. Use the procedure in this section to perform this task.

This procedure assumes that you are installing the model 5088 or the 0588 expansion unit into an existing rack. If the rack is not installed, go to the instructions for Install the rack. and then return to this procedure for instructions on installing the expansion unit into the rack.

Note: This procedure applies only to the models that are designed to be mounted in a rack. Do not attempt to install a stand-alone model in a rack.

To install the 5088 or the 0588 expansion unit into a rack, complete the following steps:

CAUTION:

Installing the rails in the rack is a complex procedure. To install the rails correctly, you must perform each task in the following order. Failure to do so might cause rail failure and potential danger to yourself and the system unit.

Read the Rack Safety Notices.
Complete a parts inventory.
- Locate the kitting report in an accessory box.
- Ensure that you received all the parts that you ordered.
If there are incorrect, missing or damaged parts contact:
- Your IBM® reseller
- IBM Rochester Manufacturing Automated Information Line at 1-800-300-8751 (United States only)
- http://www.ibm.com/planetwide: Locate your service and support telephone numbers
If necessary, remove the front and the back doors of the rack to gain adequate access to EIA rails.
Install the right rail.
1. Starting with the lowest EIA unit available, or EIA unit one in an empty rack, insert the rail with pins toward the front of the rack.
2. Install four nut clips in the EIA rail in the back of the rack.
3. Secure the drawer rail to the back EIA rail using four screws.
Attach the cable bracket to the right drawer rail.
1. Insert the flange of the cable bracket into the hole of drawer rail with the cable bracket facing up.
2. Rotate the cable bracket down until the screw can be installed through the drawer rail and into the cable bracket.
3. Install the back rack bracket.
  Note: The 5088 or the 0588 expansion units are eight EIA units high.
  - Install two nut clips on the back of the EIA rail.
  - Secure the back rack bracket to back EIA rail with two screws. Do not fully tighten the bracket at this time to allow space for sliding in the expansion unit later.
Repeat the rail mounting procedure for left rail, cable bracket, and the back rack bracket.
Remove the black outer cover from the front of the expansion unit.
Remove the perforated ESD cover from the front of the expansion unit.
Remove the plenum assembly from the back of the expansion unit.
Remove the power supplies.
1. Unplug the power cord from power supply.
2. Pull out the blue knob and pull handle down.
3. Slide the power supply out of the chassis.
4. Repeat the above substeps for the second supply (if applicable).
Using two people, place expansion unit into the rack. Position the expansion unit with the power supplies facing toward the front of the rack.
Attach the expansion unit to the rack.
1. Install two nut clips on each EIA rail on the front of rack and secure them with four screws.
2. With 5088 or the 0588 expansion unit secured to front of rack, position and secure the back rack brackets.
Reinstall the power supplies in the expansion unit. Ensure that the power supplies are fully seated in the chassis.
Install the front perforated ESD cover on the expansion unit.
Install the plenum assembly on back of expansion unit. The plenum assembly slides on top of the L-shaped brackets on the inner sides of the expansion unit.
Connect the ac power cords from the expansion unit to power distribution unit (PDU) power outlets. If the dual line cord feature is present on system, ensure that the ac power line cords are connected to separate PDU power outlets.
Install the black outer cover to front of expansion unit.
Install the front or the back door to the rack if they were previously removed from the rack.