Product Info Part 3

Troubleshooting Information 103
Troubleshooting Information
Troubleshooting InformationTroubleshooting Information
Troubleshooting Information
If you encounter problems when using your P31, please refer to
the troubleshooting information below to solve them. If the
problem still persists after you have tried the suggested solutions,
please contact your dealer or BenQ customer service for assis-
tance.
Do not attempt to disassemble P31 by yourself. There are no user
serviceable parts inside.
Call Related Problems
Cannot make outgoing calls.
Cannot make outgoing calls.Cannot make outgoing calls.
Cannot make outgoing calls.
Check the following:
• Is your P31 in the Flight
FlightFlight
Flight mode? Change to the Phone on
Phone onPhone on
Phone on mode
so you can use the call related functions.
• Is there a SIM card in the phone? Install a valid SIM card.
• Is the signal strength strong enough? Try moving to a different
location to obtain better signal reception.
• Is the call barring feature activated? Deactivate the feature if
necessary.
• Is the fixed dial number feature activated? Deactivate the feature
if necessary.
Cannot answer incoming calls.
Cannot answer incoming calls.Cannot answer incoming calls.
Cannot answer incoming calls.
Check the following:
• Is your P31 in the Flight
FlightFlight
Flight mode? Change to the Phone on
Phone onPhone on
Phone on mode
so you can use the call related functions.
• Is there a SIM card in the phone? Install a valid SIM card.
• Is the signal strength strong enough? Try moving to a different
location to obtain better signal reception.
Can not use certain call functions (call waiting, call barring..,
Can not use certain call functions (call waiting, call barring.., Can not use certain call functions (call waiting, call barring..,
Can not use certain call functions (call waiting, call barring..,
etc).
etc).etc).
etc).
Depending on your network service provider, some call services
may require extra subscription. Please contact your network ser-
vice provider for details.
There are noises during a call.
There are noises during a call.There are noises during a call.
There are noises during a call.
Check the following:
• Are you near a strong electromagnetic source (such as a TV or a
microwave oven..., etc.) during the call? Move to another loca-
tion to reduce the interference effects.
• Check the status of signal reception. If necessary, move to
another location where reception is better.
Message Problems
Cannot send or receive text messages.
Cannot send or receive text messages.Cannot send or receive text messages.
Cannot send or receive text messages.
Check the following:
• Is the phone in the Flight
FlightFlight
Flight mode? Switch it to the Phone on
Phone onPhone on
Phone on
mode.
• Has the message center number been set? You have to configure
the message center number manually if it is not already pro-
grammed on the SIM card.
• Is the signal strength strong enough? Try moving to a different
location to obtain better signal reception.
Cannot send or receive multimedia messages.
Cannot send or receive multimedia messages.Cannot send or receive multimedia messages.
Cannot send or receive multimedia messages.
Check the following: