ZyXEL Communications DMA-1000 Series, User Manual

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DMA-1000 Series User’s Guide
73
C
H A P T E R
11
Troubleshooting
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
• DMA Usage
11.1 Power, Hardware Connections, and LEDs
V
None of the LEDs turn on.
1 Make sure the DMA is turned on.
2
Make sure you are using the power adaptor or cord included with the DMA.
3 Make sure the power adaptor or cord is connected to the DMA and plugged in to an
appropriate power source. Make sure the power source is turned on.
4 Turn the DMA off and on using the power switch on the rear panel (instead of the Power
button on the remote control).
5 If the problem continues, contact the vendor.
V
One of the LEDs does not behave as expected.
1 Make sure you understand the normal behavior of the LED (see Section 1.2 on page 22 ).
2
Check the hardware connections. See the Quick Start Guide and Section 11.1 on page
73 .
3
Inspect your cables for damage. Contact the vendor to replace any damaged cables.
4 Turn the DMA off and on using the power switch on the rear panel (instead of the Power
button on the remote control).
5 If the problem continues, contact the vendor.