6
Troubleshooting
6.1 Overview
This chapter offers some suggestions to solve problems you might encounter. The potential problems are divided into the following categories.
•Power, Hardware Connections, and LEDs
6.2Power, Hardware Connections, and LEDs
The GPON Device does not turn on. None of the LEDs turn on.
1Make sure the GPON Device is turned on.
2Make sure you are using the power adaptor or cord included with the GPON Device.
3Make sure the power adaptor or cord is connected to the GPON Device and plugged in to an appropriate power source. Make sure the power source is turned on.
4Turn the GPON Device off and on.
5If the problem continues, contact the vendor.
One of the LEDs does not behave as expected.
1Make sure you understand the normal behavior of the LED. The PON LED turns red if the optical transceiver has malfunctioned or the fiber cable is not connected or is broken or damaged enough to break the PON connection. See Section 1.4 on page 6 for details about the other LEDs.
2Check the hardware connections. See the Quick Start Guide for details.
3Inspect your cables for damage. Contact the vendor to replace any damaged cables.
4Turn the GPON Device off and on.
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