There can be large variations in what equipment should and should not be reused, but there are some guidelines to follow:
- Generally, it is not recommended to reuse cables except for Cat cables, which are often not exposed to the same level of wear and tear as, for example, HDMI cables, as they are more hidden in the installation. In some cases, it can be very labor-intensive to replace built-in cable in older rooms, in which case it may be appropriate to test functionality and potentially retain these cables.
- It is typically useful to replace low-cost components, especially equipment that is known to have a tendency to fail. Examples of this are various small boxes for signal ro