IBM SAN Volume Controller 2145, Quick Start Manual

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Figure 2. Hole locations in the front of the rack
• 1 Upper rail-mounting bracket pin
• 2 Lower rail-mounting bracket pin
• 3 Rack mounting screw hole
3. Ensure that the appropriate bracket pins are installed in the front and rear bracket of each rail.
Each rail comes with four medium pins preinstalled (two in the front bracket and two in the rear
bracket). Large pins are provided separately. Use the pins that are appropriate for the mounting holes
in your rack (see Table 13 on page 15).
Table 13. Selecting bracket pins for your rack
Mounting holes Bracket pins
Round,
unthreaded
Use the preinstalled medium pins.
Square Unscrew the medium pins and replace with the large pins that are supplied with
the rails.
4. At each end of the rail, grasp the tab 1 and pull firmly to open the hinge bracket.
(See Figure 3 on page 16.)
Chapter 2. Installation 15