3com 8814 User Manual
Verifying the Installation
71
■
When using a hard power cord, fix it near its terminal so as to free the terminal
and the cable from stress;
and the cable from stress;
■
Do not use tapping screws to fasten the connecting terminals;
■
The power cords of the same type and in the same direction should be bundled
together and kept neatly and straight;
together and kept neatly and straight;
The following table lists the requirements in the bundling with cable ties.
■
No cable or bundle can tie a knot;
■
The metal parts of the crimped cold-pressed terminal blocks (such as air switch)
cannot stretch beyond the blocks.
cannot stretch beyond the blocks.
Verifying the
Installation
Installation
c
CAUTION: Confirm that you have turned off the power before checking,
otherwise, improper connection will hurt people or impair the components of the
switch.
otherwise, improper connection will hurt people or impair the components of the
switch.
After installing the switch, verify the installation by the following list, ensuring all
the checking results are normal.
the checking results are normal.
Table 71 Tie-binding parameters
Cable bundle diameter (mm)
Space between bundles (mm)
10
80 to 150
10 to 30
150 to 200
30
200 to 300
Table 72 Installation checking list
Item
Normal
Abnormal (Description)
ESD-preventive wrist strap
Console cable
PGND wire
Power cord
fabric
I/O module/Application
Module
Module
Fan tray
PSU