Nokia 500s Installation Manual page 97

General Troubleshooting Information
Problem High collision rate on the hub.
Solution Disconnect connections one at a time until the problem is
localized to one computer and troubleshoot further.
Appliance Does Not Recognize New Memory Configuration
Problem The DIMMs are not properly seated in DIMM sockets.
Solution Repeat memory installation procedures. Make sure DIMMs are
fully seated in sockets. Be sure DIMMs click into place. Make sure DIMMs
are seated in adjacent slots J5/J6 and/or J7/J8.
Nokia 500s Installation Guide 97