Chip PC CDC01927 User Manual

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Jack PC Hardware User Manual - Training Department 
Version 0506 
 
 
TROUBLESHOOTING 
 
7.1 
Basic Troubleshooting flow 
Immediately after you fully insert the Jack-PC device into the installed Flex-Jack housing, you 
sould see the Power/Fail LED illuminated green. After about 30 seconds you should see the 
Link LED illuminated orange (see figure  7.1). If nothing happens  - no lights  – use the basic 
troubleshooting flow below. If only Power is lighted – go directly to LAN troubleshooting flow 
(make sure you have read Chapter 6 – LAN and wiring configurations before continuing to 
the troubleshooting flow). 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Figure 7.1 – Jack-PC Power/Fail and Link LEDs (illuminated) 
 
Naturally troubleshooting the first installation in a particular site is the most difficult. If nothing 
works after initial installation completed you have several potential suspects: 
 
The LAN cabling 
 
The patch panel at the far end 
 
The switch at the far end 
 
The terminal block at the Flex-Jack housing 
 
The Jack-PC used for testing 
 
The PoE equipment 
 
The overall motivation  (as in any troubleshooting flow) is to  isolate and identify the faulty 
component/s. Keep in mind that there may be more than one problem! 
 
 
Link LED 
Power