7.3Inspecting Line Cards
Caution – Inspect the replacement line card before removing the defective line card from the chassis. This way, you can make a quick exchange and not compromise the thermal management of the switch.
▼Inspecting the Line Card iTRAC Connectors
The large iTRAC connectors on line cards are the receptacles for the midplane connector pins. These connectors are checked just as meticulously as the midplane connector pins. However, you must verify that no connectors are damaged and no holes are blocked.
You need the following tools:
■Bright flashlight
■Magnifying glass or loupe
■Dental type metal pick
1.Unwrap the line card from its antistatic packaging.
2.Place the line card on a work surface with the iTRAC connectors facing you.
3.Using the flashlight positioned to the side and above you, look at the holes of the
Look at the holes straight on. See FIGURE
Chapter 7 Line Card Service Procedures |