KX-VC500CX - Panasonic PBX Service Manual Supplement (repair manual). Page 7

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7
KX-VC500CX 
3.4.
Communication
Replace all the parts of the unit
Replace CN1001
Failure resolved?
No
Yes
No
No
Yes
No
No
Part. communication
Check RJ45 connector
 No problem?
Yes
Yes
No
Can connect other HDVCs
by Router or Ethernet Hub?
No
Yes
End
Is the LINK LED (Green) on?
*
9
Replace ESD suppressor
*
10
Failure resolved?
Yes
No
Replace IC1002
Failure resolved?
Yes
*
9 LED lights when connected to the Router or 
     Ethernet Hub.
*
10  Intended ESD suppressor 
        FL1001/FL1002/FL1003/FL1004
   Check resistance by tester.
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Is the LINK LED (Green) on?
*
9
Replace FL1005 / FL1006
Failure resolved?
Yes
Is the LINK LED (Green) on?
*
9
Yes
No
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