4
Power-On Procedure 4-41
Repair Information
2. Disconnect the fiber-optic cable from the SFP. Use compressed air
to blow any contaminants from the connector as shown in part A
of Figure 4-24.
— Keep the air nozzle approximately 50 millimeters (two inches)
from the end of the connector and hold the can upright.
— Blow compressed air on the surfaces and end of the connector
continuously for approximately five seconds
.
Figure 4-24 Clean Fiber-Optic Components
3. Gently wipe the end-face and other surfaces of the connector with
an alcohol pad as shown in part B of Figure 4-24. Ensure the pad
makes full contact with the surface to be cleaned. Wait
approximately five seconds for surfaces to dry.
4. Repeat step 2 and step 3 of this procedure (second cleaning).
5. Repeat step 2 and step 3 of this procedure again (third cleaning),
then reconnect the fiber-optic cable to the port.
Power-On Procedure
To power on the switch:
1. One alternating current (AC) power cord is required for each
power supply. Ensure power cord(s) are available to connect the
switch to facility power.