ZTE Corporation G650 Manuale Utente

Pagina di 78
ZTE G650/G651/G420/G120 GoTa Digital Trunking Phone User Manual   
 
76
11.4 Troubleshooting 
Symptoms 
Possible Causes 
Solutions 
Inadequate battery 
capacity 
Charge the battery 
Power-on 
Failure 
Poor battery contact 
Re-install the battery 
Auto Power-off 
Seriously poor battery 
capacity 
Recharge the battery 
Deceasing of battery 
performance 
Replace the battery 
Inadequate 
Standby Time 
Poor network signal 
Power off as network 
signal is poor 
Poor network signal 
Move to other places 
Network 
Connection 
Failure 
Out of the service area 
Confirm whether it is 
in the CDMA network 
service area 
Service unavailable 
Contact the operators 
PTT Call Failure 
Network disconnected 
Refer to “Network 
Connection Failure” 
Call drop during 
a call 
Poor network signal 
Move to other places 
No ring for a 
incoming call 
The phone is set to 
Silence, or the ring 
volume is set to 0 
Enter Profiles and 
change the mode; or 
check the ring volume 
Prompt to input 
PUK 
R-UIM card is locked 
due to successive 
inputting false PIN 
code for three times 
Contact the operators 
If the problems cannot be solved after the above handling, you may contact our 
customer service personnel, or feed back your information directly by sending 
emails to zte_mobile@zte.com.cn. We will reply to you as soon as possible.