Chapter 2 Hardware Installation 13
Mounting Flanges
The system is supplied with the appropriate mounting flanges; other mounting
flanges kits are available, as follows, to enable the system to mounted in different
industry-standard racks:
■19-inch racks X-Option No.X6938A
■23-inch racks X-Option No.X6939A
■24-inch racks X-Option No.X6940A
■ETSI (600 mm) racks X-Option No.X6941A
Each mounting kit also includes six cable bracket assemblies, which can be fitted to
the mounting flanges to facilitate cable management; see “Cable Bracket
Assemblies” on page 22.

19-inch Mountings

The 19-inch mounting kit consists of the following items:
Refer to FIGURES 2-3 to 2-6.
TABLE2-1 19-inch Mounting Flange Kit
Quantity Item Partnumber
1 Frontleft-hand mounting flange 340-4699
1 Frontright-hand mounting flange 340-4698
1 Rear top left mounting flange 340-5479
1 Rear top right mounting flange 340-5480
1 Rear bottom left mounting flange 340-5481
1 Rear bottom right mounting flange 340-5482
16 Spacers 340-5483
8 Support rails 340-5484
6 Cable hook bracket with hooks alreadyinstalled 340-5553
16 M4 10mm panhead screws(for rear flanges) N/A
16 M4 crinkle washers (for M4 screws) N/A
20 M5 8mm countersunk screws(for front flanges) N/A
16 M5 10mm countersunk screws(for support rails) N/A