P-2812HNU-51c User’s Guide
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CHAPTER 30
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
• P-2812HNU-51c Access and Login
• Internet Access
• Phone Calls and VoIP
• USB Device Connection
• Wireless LAN Troubleshooting
• UPnP
30.1 Power, Hardware Connections, and LEDs
The P-2812HNU-51c does not turn on. None of the LEDs turn on.
1 Make sure the P-2812HNU-51c is turned on.
2 Make sure you are using the power adaptor or cord included with the P-2812HNU-
51c.
3 Make sure the power adaptor or cord is connected to the P-2812HNU-51c and
plugged in to an appropriate power source. Make sure the power source is turned
on.
4 Turn the P-2812HNU-51c off and on.
5 If the problem continues, contact the vendor.
