DDN Storage StorageScaler8460 Manual
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DDN Storage StorageScaler8460 Manual

Ibm field replacement instructions
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DDN StorageScaler8460
IBM Field Replacement Instructions.

Replacement Overview

Here is an overview of all the steps for installing a SS8460 system.
2. Preparation
3. Power down of the system.
4. Disconnect the SS8460 from the Storage Controllers or Expansion Enclosures.
5. Removal of Suspect SS8460 Chassis from Current Configuration.

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Summary of Contents for DDN Storage StorageScaler8460

  • Page 1 DDN StorageScaler8460 IBM Field Replacement Instructions. Replacement Overview Here is an overview of all the steps for installing a SS8460 system. 1. Safety 2. Preparation 3. Power down of the system. 4. Disconnect the SS8460 from the Storage Controllers or Expansion Enclosures.
  • Page 6 StorageScaler 8460 Replacement Instructions Removal Preparation 1. Anti tip plate should have been installed at the time of rack instillation. If it is not present, it must be installed prior to sliding any equipment forward out of the rack. See figure 1 anti tip plate image. Ensure leveling pads are fully engaged to the floor to prevent rack from moving during service activity.
  • Page 7 2. Perform a “show subsystem summary” command and note any faults (not being corrected by the enclosure replacement), total physical disks, pool state, virtual disk state, and disk channel count. Note either the failed enclosure’s ID or all the surviving enclosures ID’s with a “show enclosure”...
  • Page 8 Remove the four screws (2 per side) that secure the SS8460 to the rack front. Figure 5. Figure 5. Rack Securing Screws. 4 per SS8460 5. Use step ladders supplied with the FRU enclosure for upper rack U locations as needed. 6.
  • Page 9 8. Disconnect the SAS cables from the I/O modules. Disconnect the cable at the highest position in the Cable Management Assembly CMA from the innermost host port used on the I/O module (Figure 6). Then disconnect the second cable to the next innermost host port used, working from the inside toward the outside.
  • Page 10 4.0 Removal of Disk Modules and Enclosure Whenever handling disc modules ensure that the disk modules are at CAUTION : room temperature before installing ore removing and powering up the SS8460. It is recommended that the disks are allowed at least two hours at installation and thirty 30 minutes after power down to acclimate to room temperature.
  • Page 11 Figure 8 . Disk Module Layout 3. Swing up both cover release handles to disengage the locks (Figure 9). Lift up the cover. The cover is equipped with constant torque hinges which allow the door to remain in place at any open position and prevent it from being dropped.
  • Page 12 SAS disks, SATA disks, then SSD - 3.5" HDD, then 2.5" HDD or smaller Note : To ensure proper airflow through the enclosure, the SS8460 requires that any empty disk slot to be filled with a blank module. 4. On the disk module, press the latch to release the handle (Figure 10). Figure 10.
  • Page 13 Figure 12. Proper Lift tool Place in Front of the Rack...
  • Page 14 igure 13 Foot break lock / unlock mechanism 2. Carefully disengage the enclosure rails from the rack rails and slide the rack rail back into the rack (Figure 14a and 14b). The SS8460 Enclosure is now dismounted from the rack. Adjust Load plate up and down as necessary for ease of enclosure removal.
  • Page 15 Re Use the packaging material from the new replacement unit to repack the suspect unit for proper return.

  • Page 16: Installation Overview

    6.0 Installation of New Replacement SS8460 6.01 Installation Overview 1. Unpack the SS8460 system. 2. Rack mount the SS8460 and install cable management assembly. Refer to Appendix A for physical dimensions and weight of the SS8460. 3. Install the disk modules. 4.
  • Page 17 possible. Then place the components on an anti-static surface until you are ready to use them. 3. There are two nylon lifting straps that are used to remove the enclosure assembly from the box (Figure 15). A forklift or other mechanical lifting device is highly recommended to remove the unit and to place on the IBM lift tool.
  • Page 18 2. Remove the enclosure rails from the right and left side of the enclosure. If rails were shipped with the replacement unit you may instead, pull the enclosure rail out of the rack rail until it is fully extended. Then press the locking tab down to release the enclosure rail (Figure 15a and B).
  • Page 19 3. Attach the enclosure rails to each side of chassis by positioning the rails over the keyhole tabs, and slide the rails into place. The rails are marked “R” (right) and “L” (left) viewing from the front of the enclosure. Do not exchange the enclosure rails.
  • Page 20 10. Reinstall Power cables removed in previous steps. Figure 3. 6.0.4 Single SS8460 Power up Procedure Turn the switch on each PCM to the ON position. Wait approximately 1 minute for all the disks to become ready. Power on and boot the storage controllers. Verify and set zoning if necessary a.
  • Page 21 d. If the enclosure zoning is incorrect (normally set by the factory with one zone) then issue the following commands against the enclosure: i. “Set enclosure X zoning Y” (where X is enclosure index and Y is 0 or 1) ii.
  • Page 22 Appendix A Product Specifications...
  • Page 23 Appendix B Zoning Zoning Configuration 0 Zoning configuration 0 is the single zone configuration. In this configuration, all installed disks are presented to all the host ports on both I/O modules (Figure 16). Figure 16. Zoning Configuration 0 Disk Presentation Zoning Configuration 1 When zoning configuration 1 is active, the devices are divided into two groups of 42 disks as shown in Figure 17.
  • Page 24 Figure 18. Zoning Configuration 1 Disk Presentation End of Document.

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