6.1 Troubleshooting

For the most frequently asked questions refer to faq.2n.cz.

• No LED is on after power up
  
  • Check the power supply.
• All LEDs are on. No call is currently in progress.
  
  • 2N^® SmartGate UMTS is in the special PCManager-based programming mode - exit the PCManager to reset SmartGate UMTS
  • Try to switch 2N^® SmartGate UMTS off and on, the LEDs should go off in 3s and signal the status of SmartGate UMTS
• 2N^® SmartGate UMTS  does not register to UMTS/GSM
  
  • Check the SIM card.
  • Check the PIN.
  • Check the antenna connection.
  • Select a place with a good UMTS/GSM signal.
• No tone can be heard after line off-hook
  
  • Check the telephone line connection.
  • 2N^® SmartGate UMTS is not initialized properly upon start (approx. 10s after power up).
  • 2N^® SmartGate UMTS is not supplied with power.
• 2N^® SmartGate UMTS  keeps transmitting a tone during dialing, not receiving the dialing
  
  • Select the correct dialing type (DTMF or pulse).
• Voice disturbance on telephone lines during UMTS/GSM call
  
  • Check signal strength using PCManager monitor. Place 2N^® SmartGate UMTS to place with good UMTS/GSM signal.
  • Check distance between telephone lines and SmartGate UMTS's antenna. Distance between antenna and other telecommunication systems should be as long as possible.
  • If there are still problems, use the antenna with coax cable.
• 2N^® SmartGate UMTS  does not communicate with PC
  • Check the serial cable connection.
  • Check the COM number setting on PC.
  • Check the COM parameters (1200-115200 bps, 8N1).
  • 2N^® SmartGate UMTS is not registered to UMTS/GSM network.
  • A dialing or outgoing call establishing process takes place on SmartGate UMTS.
  • An incoming call is ringing on SmartGate UMTS.