3Com S7906E Getting Started Manual page 114

Figure 5-6 Install the cabling rack onto the left mounting ear
（1）
（2）
(1) Left mounting ear
Installing the mounting ears and cabling rack onto the chassis
Figure 5-7 Install the mounting ears and cabling rack
(1) Mounting ear and cabling rack
Follow these steps to install the mounting ears and cabling rack on a model other than the S7906E-V:
1) Face the slots of the switch.
2) Attach the mounting ear with the cabling rack installed to the left (opposite side to the fan tray) of
the switch. Attach the mounting ear without any cabling rack to the right side of the switch.
(2) Cabling rack
(2) Mounting ear
5-9