HP DC04 SAN Director Switch Hardware Reference Guide

5. Secure the top-rail assembly (A in Figure 4 (page 22)) to the air-duct assembly. (See
Figure 8 (page 25)).
a. You can adjust the top-rail assembly to a length of 68.58 to 78.74 cm (27 to 31 in) to
accommodate the cabinet size. To lengthen or shorten the top-rail assembly, loosen the
two 6-32 screws (I-3 in Figure 4 (page 22)) and adjust the top-rail assembly to the desired
length. The length will be approximately the length of the adjustable shelf. Once adjusted,
tighten the two 6-32 screws.
b. Insert the top-rail assembly into the air-duct assembly and then secure the top-rail assembly
to the air-duct assembly with two 6-32 screws, one screw on each side of the air-duct
assembly (I-1 and I-2 in Figure 4 (page 22)). Tighten screws according to the specifications
listed in Table 7 (page 23).
Figure 8 Securing the top-rail assembly in the cabinet
6. Secure the top-rail assembly to the cabinet with four 10-32 screws, two screws on each end
of the top-rail assembly.
• For rails with round holes—Use two 10-32 screws with washers (E in Figure 4 (page 22))
on each end of the top-rail assembly.
• For rails with square holes—Use two standard 10-32 screws (D in Figure 4 (page 22))
with blue Loctite on the threads and alignment washers (H in Figure 4 (page 22)) on each
end of the top-rail assembly.
Installing the DC04 SAN Director in the cabinet
CAUTION: A fully-populated DC04 SAN Director weighs 68 kg (150 lb) with four FC8-64 port
cards installed (256 ports) and requires a hydraulic or assisted lift to install it.
Installing the DC04 SAN Director in a rack 25