100 Appendix A Useful Information
Phone prole’s network conguration must be the same as you are
currently using on the installed network. (Refer to "To use phone’s
default prole" on page 89.)
Check your roaming level from Menu > Settings> Wireless LAN
Setting. The roaming level enables you to roam with a voice con-
nection between each access point while you are speaking. The
default roaming level is -75 dBm. (Refer to "Wireless LAN Setting"
on page 97.)
The phone can not show a wireless LAN access point even
though the phone within its range.
The LAN access point may use a hidden service set identier (SSID).
You can only access networks that use a hidden SSID if you know
the correct SSID, and have created a LAN internet access point for
the network on your phone.
The phone call quality is no good.
Note: Some times while using the phone, suppose due to radio
interference (depending on various factors, such as the mobile
phone’s network, other access point) can be a cause of your call
will be dropped.
Check if you are using the phone an area with high electronical
interface, such as antenna or mobile phone.
Check if the distance between the access point and the phone is
too long, move closer to access point.
Avoid touching the antenna area unnecessarily while the antenna
is transmitting or receiving. Contact with the antenna aects com-
munication quality.
Signal intensity could be weakened by obstacles, such as walls or
electromagnetic interference.
The phone ring is mute or too weak.
Check if ring mode is set to always o and adjust it properly from
Menu > Sound > Ring Tone Volume.
During a call if the receiving volume is small, press the side volume
key to adjust the volume to a desired level.
The phone’s display screen is not clearly visible.
Adjust the brightness from Menu > Display > Backlight.
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