ZyXEL VMG3927-B50B User Guide - Page 285
Power, Hardware Connections, and LEDs
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CHAPTER 38 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 • VMG Access and Login • Internet Access • Wireless Internet Access • UPnP • VoIP Call Quality 38.1 Power, Hardware Connections, and LEDs The VMG does not turn on. None of the LEDs turn on. 1 Make sure the VMG is turned on. 2 Make sure you are using the power adapter or cord included with the VMG. 3 Make sure the power adapter or cord is connected to the VMG and plugged in to an appropriate power source. Make sure the power source is turned on. 4 Turn the VMG off and on. 5 If the problem continues, contact the vendor. One of the LEDs does not behave as expected. 1 Make sure you understand the normal behavior of the LED. See Section 1.4.3 on page 25. 2 Check the hardware connections. 3 Inspect your cables for damage. Contact the vendor to replace any damaged cables. 4 Turn the VMG off and on. VMG4927-B50A / VMG9827-B50A / VMG3927-B50B User's Guide 285
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