APPENDIX A

TROUBLESHOOTING

Diagnosing CPE Indicators

CPE operation is easily monitored via the LED indicators to identify problems. The table below describes common problems you may encounter and possible solutions. If the solutions in the table fail to resolve the problem, contact technical support for advice.

Table A-1 Troubleshooting Chart

Symptom

Cause

Solution

POWER

Power outlet, power

• Check the power outlet by

indicator does not

cord, or external

plugging in another device that is

light up after power

power adapter may

functioning properly.

on.

be defective.

• Check the power adapter with

 

 

 

 

another CPE.

 

 

 

LAN

Network interface

• Verify that the CPE and computer

link indicator does

(e.g., a network

are powered on.

not light up after

adapter card in the

• Be sure the cable is plugged into

making a

attached computer),

both the CPE and the computer.

connection.

network cable, or

• Verify that the proper cable type is

 

CPE LAN port may

 

used and its length does not exceed

 

be defective.

 

 

specified limits.

 

 

• Check the network adapter in the

 

 

computer and cable connections

 

 

for possible defects. Replace the

 

 

defective adapter or cable if

 

 

necessary.

 

 

 

A-1

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SMC Networks SMC7800A/VCP manual Appendix a Troubleshooting, Diagnosing CPE Indicators, Table A-1 Troubleshooting Chart